# Awesome Go [Awesome]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.4.1/docs/awesome.svg "star > 2000" [Green]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.1/docs/Green.svg "There was an update last week" [Yellow]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.1/docs/Yellow.svg "It hasn't been updated in the last year" [CN]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.1/docs/Cn.svg "Contains Chinese documents" [Archived]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.2.1/docs/archived.svg "The project has been archived" [GoDoc]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.3.0/docs/DOC.svg "godoc document links" **This project is [awesome-go](https://awesome-go.com/) Chinese version, last sync time : 2021-02-11 07:19:03(Synchronize every day)** [![english](https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.3.0/docs/chinese.svg)](README.md) [![Build Status](https://travis-ci.org/avelino/awesome-go.svg?branch=master)](https://travis-ci.org/avelino/awesome-go) [![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/sindresorhus/awesome) [![Slack Widget](https://img.shields.io/badge/join-us%20on%20slack-gray.svg?longCache=true&logo=slack&colorB=red)](http://gophers.slack.com/messages/awesome) [![Netlify Status](https://api.netlify.com/api/v1/badges/83a6dcbe-0da6-433e-b586-f68109286bd5/deploy-status)](https://app.netlify.com/sites/awesome-go/deploys) [![patreon avelino](https://c5.patreon.com/external/logo/become_a_patron_button@2x.png)](https://www.patreon.com/avelinosource) financial support to Awesome Go A curated list of awesome Go frameworks, libraries and software. Inspired by [awesome-python](https://github.com/vinta/awesome-python)。 **Icon** : Icon | State :-:|- ![awesome][Awesome] | star > 2000 ![There was an update last week][Green] | There was an update last week。You can basically determine that the current library is in an actively maintained state。 ![Not updated in last year][Yellow] | Not updated in last year。Reflects that the maintenance of the library is not high enthusiasm, use should be careful。 ![Archived][Archived] | The project has been archived。 ![Contains Chinese documents][CN] | This project contains Chinese documents。 ![godoc document][GoDoc] | godoc document links。 ### Explain [中文](README.md) | [English](README_EN.md) **We have no monthly cost**_, but we have employees **working hard** to maintain the Awesome Go, with money raised we can repay the effort of each person involved! All billing and distribution will be open to the entire community._ A curated list of awesome Go frameworks, libraries and software. Inspired by [awesome-python](https://github.com/vinta/awesome-python). ### Contributing Please take a quick gander at the [contribution guidelines](https://github.com/avelino/awesome-go/blob/master/CONTRIBUTING.md) first. Thanks to all [contributors](https://github.com/avelino/awesome-go/graphs/contributors); you rock! #### *If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file. Thank you!* ### Contents - [Awesome Go](#awesome-go) - [Audio and Music](#audio-and-music) - [Authentication and OAuth](#authentication-and-oauth) - [Bot Building](#bot-building) - [Build Automation](#build-automation) - [Command Line](#command-line) - [Configuration](#configuration) - [Continuous Integration](#continuous-integration) - [CSS Preprocessors](#css-preprocessors) - [Data Structures](#data-structures) - [Database](#database) - [Database Drivers](#database-drivers) - [Date and Time](#date-and-time) - [Distributed Systems](#distributed-systems) - [Dynamic DNS](#dynamic-dns) - [Email](#email) - [Embeddable Scripting Languages](#embeddable-scripting-languages) - [Error Handling](#error-handling) - [File Handling](#file-handling) - [Financial](#financial) - [Forms](#forms) - [Functional](#functional) - [Game Development](#game-development) - [Generation and Generics](#generation-and-generics) - [Geographic](#geographic) - [Go Compilers](#go-compilers) - [Goroutines](#goroutines) - [GUI](#gui) - [Hardware](#hardware) - [Images](#images) - [IoT](#iot) - [Job Scheduler](#job-scheduler) - [JSON](#json) - [Logging](#logging) - [Machine Learning](#machine-learning) - [Messaging](#messaging) - [Microsoft Office](#microsoft-office) - [Microsoft Excel](#microsoft-excel) - [Miscellaneous](#miscellaneous) - [Dependency Injection](#dependency-injection) - [Project Layout](#project-layout) - [Strings](#strings) - [Uncategorized](#uncategorized) - [Natural Language Processing](#natural-language-processing) - [Networking](#networking) - [HTTP Clients](#http-clients) - [OpenGL](#opengl) - [ORM](#orm) - [Package Management](#package-management) - [Performance](#performance) - [Query Language](#query-language) - [Resource Embedding](#resource-embedding) - [Science and Data Analysis](#science-and-data-analysis) - [Security](#security) - [Serialization](#serialization) - [Server Applications](#server-applications) - [Stream Processing](#stream-processing) - [Template Engines](#template-engines) - [Testing](#testing) - [Text Processing](#text-processing) - [Third-party APIs](#third-party-apis) - [Utilities](#utilities) - [UUID](#uuid) - [Validation](#validation) - [Version Control](#version-control) - [Video](#video) - [Web Frameworks](#web-frameworks) - [Middlewares](#middlewares) - [Actual middlewares](#actual-middlewares) - [Libraries for creating HTTP middlewares](#libraries-for-creating-http-middlewares) - [Routers](#routers) - [WebAssembly](#webassembly) - [Windows](#windows) - [XML](#xml) - [Tools](#tools) - [Code Analysis](#code-analysis) - [Editor Plugins](#editor-plugins) - [Go Generate Tools](#go-generate-tools) - [Go Tools](#go-tools) - [Software Packages](#software-packages) - [DevOps Tools](#devops-tools) - [Other Software](#other-software) - [Resources](#resources) - [Benchmarks](#benchmarks) - [Conferences](#conferences) - [E-Books](#e-books) - [Gophers](#gophers) - [Meetups](#meetups) - [Style Guides](#style-guides) - [Twitter](#twitter) - [Websites](#websites) - [Tutorials](#tutorials) ## Audio and Music *Libraries for manipulating audio.* * [Oto](https://github.com/hajimehoshi/oto) **star:768** A low-level library to play sound on multiple platforms. [![There was an update last week][Green]](https://github.com/hajimehoshi/oto) [![godoc][GoDoc]](https://godoc.org/github.com/hajimehoshi/oto) * [PortAudio](https://github.com/gordonklaus/portaudio) **star:431** Go bindings for the PortAudio audio I/O library. [![godoc][GoDoc]](https://godoc.org/github.com/gordonklaus/portaudio) * [music-theory](https://github.com/go-music-theory/music-theory) **star:331** Music theory models in Go. [![godoc][GoDoc]](https://godoc.org/github.com/go-music-theory/music-theory) * [waveform](https://github.com/mdlayher/waveform) **star:323** Go package capable of generating waveform images from audio streams. [![godoc][GoDoc]](https://godoc.org/github.com/mdlayher/waveform) * [portmidi](https://github.com/rakyll/portmidi) **star:252** Go bindings for PortMidi. [![godoc][GoDoc]](https://godoc.org/github.com/rakyll/portmidi) * [id3v2](https://github.com/bogem/id3v2) **star:177** ID3 decoding and encoding library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/bogem/id3v2) * [flac](https://github.com/mewkiz/flac) **star:143** Native Go FLAC encoder/decoder with support for FLAC streams. [![godoc][GoDoc]](https://godoc.org/github.com/mewkiz/flac) * [mix](https://github.com/go-mix/mix) **star:136** Sequence-based Go-native audio mixer for music apps. [![godoc][GoDoc]](https://godoc.org/github.com/go-mix/mix) * [malgo](https://github.com/gen2brain/malgo) **star:134** Mini audio library. * [go-sox](https://github.com/krig/go-sox) **star:118** libsox bindings for go. [![It hasn't been updated in the last year][Yellow]](https://github.com/krig/go-sox) [![godoc][GoDoc]](https://godoc.org/github.com/krig/go-sox) * [GoAudio](https://github.com/DylanMeeus/GoAudio) **star:116** Native Go Audio Processing Library. [![godoc][GoDoc]](https://godoc.org/github.com/DylanMeeus/GoAudio) * [mp3](https://github.com/tcolgate/mp3) **star:112** Native Go MP3 decoder. [![It hasn't been updated in the last year][Yellow]](https://github.com/tcolgate/mp3) [![godoc][GoDoc]](https://godoc.org/github.com/tcolgate/mp3) * [gaad](https://github.com/Comcast/gaad) **star:78** Native Go AAC bitstream parser. [![It hasn't been updated in the last year][Yellow]](https://github.com/Comcast/gaad) [![godoc][GoDoc]](https://godoc.org/github.com/Comcast/gaad) * [minimp3](https://github.com/tosone/minimp3) **star:53** Lightweight MP3 decoder library. * [vorbis](https://github.com/mccoyst/vorbis) **star:28** "Native" Go Vorbis decoder (uses CGO, but has no dependencies). [![It hasn't been updated in the last year][Yellow]](https://github.com/mccoyst/vorbis) [![godoc][GoDoc]](https://godoc.org/github.com/mccoyst/vorbis) * [gosamplerate](https://github.com/dh1tw/gosamplerate) **star:10** libsamplerate bindings for go. [![godoc][GoDoc]](https://godoc.org/github.com/dh1tw/gosamplerate) ## Authentication and OAuth *Libraries for implementing authentications schemes.* * [jwt-go](https://github.com/dgrijalva/jwt-go) **star:9025** Golang implementation of JSON Web Tokens (JWT). [![star > 2000][Awesome]](https://github.com/dgrijalva/jwt-go) [![godoc][GoDoc]](https://godoc.org/github.com/dgrijalva/jwt-go) * [casbin](https://github.com/hsluoyz/casbin) **star:8608** Authorization library that supports access control models like ACL, RBAC, ABAC. [![star > 2000][Awesome]](https://github.com/hsluoyz/casbin) [![There was an update last week][Green]](https://github.com/hsluoyz/casbin) [![godoc][GoDoc]](https://godoc.org/github.com/hsluoyz/casbin) * [oauth2](https://github.com/golang/oauth2) **star:3498** Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support. [![star > 2000][Awesome]](https://github.com/golang/oauth2) [![There was an update last week][Green]](https://github.com/golang/oauth2) [![godoc][GoDoc]](https://godoc.org/github.com/golang/oauth2) * [goth](https://github.com/markbates/goth) **star:3065** provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box. [![star > 2000][Awesome]](https://github.com/markbates/goth) [![godoc][GoDoc]](https://godoc.org/github.com/markbates/goth) * [authboss](https://github.com/volatiletech/authboss) **star:2552** Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure, and start building your app without having to build an authentication system each time. [![star > 2000][Awesome]](https://github.com/volatiletech/authboss) [![godoc][GoDoc]](https://godoc.org/github.com/volatiletech/authboss) * [loginsrv](https://github.com/tarent/loginsrv) **star:1739** JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam. [![There was an update last week][Green]](https://github.com/tarent/loginsrv) [![godoc][GoDoc]](https://godoc.org/github.com/tarent/loginsrv) * [go-jose](https://github.com/square/go-jose) **star:1705** Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs. * [go-oauth2-server](https://github.com/RichardKnop/go-oauth2-server) **star:1696** Standalone, specification-compliant, OAuth2 server written in Golang. [![godoc][GoDoc]](https://godoc.org/github.com/RichardKnop/go-oauth2-server) * [osin](https://github.com/openshift/osin) **star:1645** Golang OAuth2 server library. [![godoc][GoDoc]](https://godoc.org/github.com/openshift/osin) * [gologin](https://github.com/dghubble/gologin) **star:1326** chainable handlers for login with OAuth1 and OAuth2 authentication providers. [![godoc][GoDoc]](https://godoc.org/github.com/dghubble/gologin) * [gorbac](https://github.com/mikespook/gorbac) **star:1132** provides a lightweight role-based access control (RBAC) implementation in Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/mikespook/gorbac) [![godoc][GoDoc]](https://godoc.org/github.com/mikespook/gorbac) * [scs](https://github.com/alexedwards/scs) **star:834** Session Manager for HTTP servers. [![godoc][GoDoc]](https://godoc.org/github.com/alexedwards/scs) * [paseto](https://github.com/o1egl/paseto) **star:433** Golang implementation of Platform-Agnostic Security Tokens (PASETO). [![godoc][GoDoc]](https://godoc.org/github.com/o1egl/paseto) * [permissions2](https://github.com/xyproto/permissions2) **star:419** Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt. [![godoc][GoDoc]](https://godoc.org/github.com/xyproto/permissions2) * [jwt](https://github.com/pascaldekloe/jwt) **star:235** Lightweight JSON Web Token (JWT) library. [![godoc][GoDoc]](https://godoc.org/github.com/pascaldekloe/jwt) * [jeff](https://github.com/abraithwaite/jeff) **star:223** Simple, flexible, secure and idiomatic web session management with pluggable backends. [![godoc][GoDoc]](https://godoc.org/github.com/abraithwaite/jeff) * [jwt](https://github.com/cristalhq/jwt) **star:206** Safe, simple and fast JSON Web Tokens for Go. [![godoc][GoDoc]](https://godoc.org/github.com/cristalhq/jwt) * [jwt-auth](https://github.com/adam-hanna/jwt-auth) **star:205** JWT middleware for Golang http servers with many configuration options. [![godoc][GoDoc]](https://godoc.org/github.com/adam-hanna/jwt-auth) * [httpauth](https://github.com/goji/httpauth) **star:199** HTTP Authentication middleware. [![godoc][GoDoc]](https://godoc.org/github.com/goji/httpauth) * [go-guardian](https://github.com/shaj13/go-guardian) **star:175** Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication that supports LDAP, Basic, Bearer token and Certificate based authentication. [![There was an update last week][Green]](https://github.com/shaj13/go-guardian) [![godoc][GoDoc]](https://godoc.org/github.com/shaj13/go-guardian) * [branca](https://github.com/hako/branca) **star:145** Golang implementation of Branca Tokens. [![godoc][GoDoc]](https://godoc.org/github.com/hako/branca) * [session](https://github.com/icza/session) **star:105** Go session management for web servers (including support for Google App Engine - GAE). [![It hasn't been updated in the last year][Yellow]](https://github.com/icza/session) [![godoc][GoDoc]](https://godoc.org/github.com/icza/session) * [sessionup](https://github.com/swithek/sessionup) **star:104** Simple, yet effective HTTP session management and identification package. [![godoc][GoDoc]](https://godoc.org/github.com/swithek/sessionup) * [jwt](https://github.com/robbert229/jwt) **star:90** Clean and easy to use implementation of JSON Web Tokens (JWT). [![godoc][GoDoc]](https://godoc.org/github.com/robbert229/jwt) * [sjwt](https://github.com/brianvoe/sjwt) **star:83** Simple jwt generator and parser. [![It hasn't been updated in the last year][Yellow]](https://github.com/brianvoe/sjwt) [![godoc][GoDoc]](https://godoc.org/github.com/brianvoe/sjwt) * [rbac](https://github.com/zpatrick/rbac) **star:72** Minimalistic RBAC package for Go applications. [![It hasn't been updated in the last year][Yellow]](https://github.com/zpatrick/rbac) [![godoc][GoDoc]](https://godoc.org/github.com/zpatrick/rbac) * [sessions](https://github.com/adam-hanna/sessions) **star:56** Dead simple, highly performant, highly customizable sessions service for go http servers. [![godoc][GoDoc]](https://godoc.org/github.com/adam-hanna/sessions) * [securecookie](https://github.com/chmike/securecookie) **star:44** Efficient secure cookie encoding/decoding. [![godoc][GoDoc]](https://godoc.org/github.com/chmike/securecookie) * [otpgo](https://github.com/jltorresm/otpgo) **star:15** Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/jltorresm/otpgo) * [go-email-normalizer](https://github.com/dimuska139/go-email-normalizer) **star:10** Golang library for providing a canonical representation of email address. [![godoc][GoDoc]](https://godoc.org/github.com/dimuska139/go-email-normalizer) * [scope](https://github.com/SonicRoshan/scope) **star:10** Easily Manage OAuth2 Scopes In Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/SonicRoshan/scope) [![godoc][GoDoc]](https://godoc.org/github.com/SonicRoshan/scope) * [sessiongate-go](https://github.com/f0rmiga/sessiongate-go) **star:9** Go session management using the SessionGate Redis module. [![It hasn't been updated in the last year][Yellow]](https://github.com/f0rmiga/sessiongate-go) [![godoc][GoDoc]](https://godoc.org/github.com/f0rmiga/sessiongate-go) * [cookiestxt](https://github.com/mengzhuo/cookiestxt) **star:6** provides parser of cookies.txt file format. [![It hasn't been updated in the last year][Yellow]](https://github.com/mengzhuo/cookiestxt) [![godoc][GoDoc]](https://godoc.org/github.com/mengzhuo/cookiestxt) ## Bot Building *Libraries for building and working with bots.* * [olivia](https://github.com/olivia-ai/olivia) **star:2831** A chatbot built with an artificial neural network. [![star > 2000][Awesome]](https://github.com/olivia-ai/olivia) [![godoc][GoDoc]](https://godoc.org/github.com/olivia-ai/olivia) * [telegram-bot-api](https://github.com/Syfaro/telegram-bot-api) **star:2648** Simple and clean Telegram bot client. [![star > 2000][Awesome]](https://github.com/Syfaro/telegram-bot-api) [![There was an update last week][Green]](https://github.com/Syfaro/telegram-bot-api) [![godoc][GoDoc]](https://godoc.org/github.com/Syfaro/telegram-bot-api) * [telebot](https://github.com/tucnak/telebot) **star:1659** Telegram bot framework written in Go. [![There was an update last week][Green]](https://github.com/tucnak/telebot) [![godoc][GoDoc]](https://godoc.org/github.com/tucnak/telebot) * [go-chat-bot](https://github.com/go-chat-bot/bot) **star:651** IRC, Slack & Telegram bot written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/go-chat-bot/bot) * [go-joe](https://joe-bot.net) A general-purpose bot library inspired by Hubot but written in Go. * [Kelp](https://github.com/stellar/kelp) **star:522** official trading and market-making bot for the [Stellar](https://www.stellar.org/) DEX. Works out-of-the-box, written in Golang, compatible with centralized exchanges and custom trading strategies. [![There was an update last week][Green]](https://github.com/stellar/kelp) [![godoc][GoDoc]](https://godoc.org/github.com/stellar/kelp) * [slacker](https://github.com/shomali11/slacker) **star:489** Easy to use framework to create Slack bots. [![godoc][GoDoc]](https://godoc.org/github.com/shomali11/slacker) * [Golang CryptoTrading Bot](https://github.com/saniales/golang-crypto-trading-bot) **star:427** A golang implementation of a console-based trading bot for cryptocurrency exchanges. [![godoc][GoDoc]](https://godoc.org/github.com/saniales/golang-crypto-trading-bot) * [tbot](https://github.com/yanzay/tbot) **star:298** Telegram bot server with API similar to net/http. [![godoc][GoDoc]](https://godoc.org/github.com/yanzay/tbot) * [go-sarah](https://github.com/oklahomer/go-sarah) **star:188** Framework to build bot for desired chat services including LINE, Slack, Gitter and more. [![godoc][GoDoc]](https://godoc.org/github.com/oklahomer/go-sarah) * [Tenyks](https://github.com/kyleterry/tenyks) **star:170** Service oriented IRC bot using Redis and JSON for messaging. [![It hasn't been updated in the last year][Yellow]](https://github.com/kyleterry/tenyks) [![godoc][GoDoc]](https://godoc.org/github.com/kyleterry/tenyks) * [go-twitch-irc](https://github.com/gempir/go-twitch-irc) **star:144** Libary to write bots for twitch.tv chat [![godoc][GoDoc]](https://godoc.org/github.com/gempir/go-twitch-irc) * [hanu](https://github.com/sbstjn/hanu) **star:127** Framework for writing Slack bots. [![godoc][GoDoc]](https://godoc.org/github.com/sbstjn/hanu) * [go-tgbot](https://github.com/olebedev/go-tgbot) **star:102** Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware. [![It hasn't been updated in the last year][Yellow]](https://github.com/olebedev/go-tgbot) [![godoc][GoDoc]](https://godoc.org/github.com/olebedev/go-tgbot) * [margelet](https://github.com/zhulik/margelet) **star:64** Framework for building Telegram bots. [![It hasn't been updated in the last year][Yellow]](https://github.com/zhulik/margelet) [![godoc][GoDoc]](https://godoc.org/github.com/zhulik/margelet) * [slackscot](https://github.com/alexandre-normand/slackscot) **star:39** Another framework for building Slack bots. [![godoc][GoDoc]](https://godoc.org/github.com/alexandre-normand/slackscot) * [ephemeral-roles](https://github.com/ewohltman/ephemeral-roles) **star:38** A Discord bot for managing ephemeral roles based upon voice channel member presence. [![There was an update last week][Green]](https://github.com/ewohltman/ephemeral-roles) [![godoc][GoDoc]](https://godoc.org/github.com/ewohltman/ephemeral-roles) * [govkbot](https://github.com/nikepan/govkbot) **star:36** Simple Go [VK](https://vk.com) bot library. [![godoc][GoDoc]](https://godoc.org/github.com/nikepan/govkbot) * [micha](https://github.com/onrik/micha) **star:18** Go Library for Telegram bot api. [![godoc][GoDoc]](https://godoc.org/github.com/onrik/micha) ## Build Automation *Libraries and tools helping with build automation.* * [realize](https://github.com/tockins/realize) **star:3914** Go build system with file watchers and live reload. Run, build and watch file changes with custom paths. [![star > 2000][Awesome]](https://github.com/tockins/realize) [![godoc][GoDoc]](https://godoc.org/github.com/tockins/realize) * [Task](https://github.com/go-task/task) **star:3092** simple "Make" alternative. [![star > 2000][Awesome]](https://github.com/go-task/task) [![There was an update last week][Green]](https://github.com/go-task/task) [![godoc][GoDoc]](https://godoc.org/github.com/go-task/task) * [mmake](https://github.com/tj/mmake) **star:1549** Modern Make. [![godoc][GoDoc]](https://godoc.org/github.com/tj/mmake) * [1build](https://github.com/gopinath-langote/1build) **star:86** Command line tool to frictionlessly manage project-specific commands. [![godoc][GoDoc]](https://godoc.org/github.com/gopinath-langote/1build) * [taskctl](https://github.com/taskctl/taskctl) **star:82** Concurrent task runner. [![godoc][GoDoc]](https://godoc.org/github.com/taskctl/taskctl) * [gaper](https://github.com/maxcnunes/gaper) **star:45** Builds and restarts a Go project when it crashes or some watched file changes. [![It hasn't been updated in the last year][Yellow]](https://github.com/maxcnunes/gaper) [![godoc][GoDoc]](https://godoc.org/github.com/maxcnunes/gaper) * [gilbert](https://go-gilbert.github.io) Build system and task runner for Go projects. * [taskflow](https://github.com/pellared/taskflow) **star:45** Create build pipelines in Go. [![There was an update last week][Green]](https://github.com/pellared/taskflow) [![godoc][GoDoc]](https://godoc.org/github.com/pellared/taskflow) ## Command Line ### Standard CLI *Libraries for building standard or basic Command Line applications.* * [cobra](https://github.com/spf13/cobra) **star:20384** Commander for modern Go CLI interactions. [![star > 2000][Awesome]](https://github.com/spf13/cobra) [![There was an update last week][Green]](https://github.com/spf13/cobra) [![godoc][GoDoc]](https://godoc.org/github.com/spf13/cobra) * [urfave/cli](https://github.com/urfave/cli) **star:15264** Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli). [![star > 2000][Awesome]](https://github.com/urfave/cli) [![There was an update last week][Green]](https://github.com/urfave/cli) [![godoc][GoDoc]](https://godoc.org/github.com/urfave/cli) * [kingpin](https://github.com/alecthomas/kingpin) **star:2998** Command line and flag parser supporting sub commands. [![star > 2000][Awesome]](https://github.com/alecthomas/kingpin) [![godoc][GoDoc]](https://godoc.org/github.com/alecthomas/kingpin) * [Dnote](https://github.com/dnote/dnote) **star:2007** A simple command line notebook with multi-device sync. [![star > 2000][Awesome]](https://github.com/dnote/dnote) [![There was an update last week][Green]](https://github.com/dnote/dnote) [![godoc][GoDoc]](https://godoc.org/github.com/dnote/dnote) * [go-flags](https://github.com/jessevdk/go-flags) **star:1864** go command line option parser. [![godoc][GoDoc]](https://godoc.org/github.com/jessevdk/go-flags) * [pflag](https://github.com/spf13/pflag) **star:1357** Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags. [![godoc][GoDoc]](https://godoc.org/github.com/spf13/pflag) * [mitchellh/cli](https://github.com/mitchellh/cli) **star:1276** Go library for implementing command-line interfaces. [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/cli) * [go-arg](https://github.com/alexflint/go-arg) **star:1041** Struct-based argument parsing in Go. [![godoc][GoDoc]](https://godoc.org/github.com/alexflint/go-arg) * [liner](https://github.com/peterh/liner) **star:756** Go readline-like library for command-line interfaces. [![godoc][GoDoc]](https://godoc.org/github.com/peterh/liner) * [complete](https://github.com/posener/complete) **star:751** Write bash completions in Go + Go command bash completion. [![godoc][GoDoc]](https://godoc.org/github.com/posener/complete) * [mow.cli](https://github.com/jawher/mow.cli) **star:717** Go library for building CLI applications with sophisticated flag and argument parsing and validation. [![godoc][GoDoc]](https://godoc.org/github.com/jawher/mow.cli) * [flaggy](https://github.com/integrii/flaggy) **star:709** A robust and idiomatic flags package with excellent subcommand support. [![godoc][GoDoc]](https://godoc.org/github.com/integrii/flaggy) * [cli](https://github.com/mkideal/cli) **star:552** Feature-rich and easy to use command-line package based on golang struct tags. [![godoc][GoDoc]](https://godoc.org/github.com/mkideal/cli) * [ops](https://github.com/nanovms/ops) **star:542** Unikernel Builder/Orchestrator. [![There was an update last week][Green]](https://github.com/nanovms/ops) [![godoc][GoDoc]](https://godoc.org/github.com/nanovms/ops) * [argparse](https://github.com/akamensky/argparse) **star:286** Command line argument parser inspired by Python's argparse module. [![godoc][GoDoc]](https://godoc.org/github.com/akamensky/argparse) * [commandeer](https://github.com/jaffee/commandeer) **star:142** Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags. [![godoc][GoDoc]](https://godoc.org/github.com/jaffee/commandeer) * [wmenu](https://github.com/dixonwille/wmenu) **star:127** Easy to use menu structure for cli applications that prompts users to make choices. [![godoc][GoDoc]](https://godoc.org/github.com/dixonwille/wmenu) * [sflags](https://github.com/octago/sflags) **star:123** Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries. [![godoc][GoDoc]](https://godoc.org/github.com/octago/sflags) * [flag](https://github.com/cosiner/flag) **star:112** Simple but powerful command line option parsing library for Go supporting subcommand. [![godoc][GoDoc]](https://godoc.org/github.com/cosiner/flag) * [box-cli-maker](https://github.com/Delta456/box-cli-maker) **star:110** Make Highly Customized Boxes for your CLI. [![There was an update last week][Green]](https://github.com/Delta456/box-cli-maker) [![godoc][GoDoc]](https://godoc.org/github.com/Delta456/box-cli-maker) * [ukautz/clif](https://github.com/ukautz/clif) **star:106** Small command line interface framework. [![It hasn't been updated in the last year][Yellow]](https://github.com/ukautz/clif) [![godoc][GoDoc]](https://godoc.org/github.com/ukautz/clif) * [job](https://github.com/liujianping/job) **star:94** JOB, make your short-term command as a long-term job. * [cli](https://github.com/teris-io/cli) **star:78** Simple and complete API for building command line interfaces in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/teris-io/cli) [![godoc][GoDoc]](https://godoc.org/github.com/teris-io/cli) * [climax](http://github.com/tucnak/climax) Alternative CLI with "human face", in spirit of Go command. * [env](https://github.com/codingconcepts/env) **star:72** Tag-based environment configuration for structs. [![godoc][GoDoc]](https://godoc.org/github.com/codingconcepts/env) * [clîr](https://github.com/leaanthony/clir) **star:61** A Simple and Clear CLI library. Dependency free. [![godoc][GoDoc]](https://godoc.org/github.com/leaanthony/clir) * [cmdr](https://github.com/hedzr/cmdr) **star:59** A POSIX/GNU style, getopt-like command-line UI Go library. [![godoc][GoDoc]](https://godoc.org/github.com/hedzr/cmdr) * [gocmd](https://github.com/devfacet/gocmd) **star:48** Go library for building command line applications. [![It hasn't been updated in the last year][Yellow]](https://github.com/devfacet/gocmd) [![godoc][GoDoc]](https://godoc.org/github.com/devfacet/gocmd) * [hiboot cli](https://github.com/hidevopsio/hiboot/tree/master/pkg/app/cli) cli application framework with auto configuration and dependency injection. * [wlog](https://github.com/dixonwille/wlog) **star:46** Simple logging interface that supports cross-platform color and concurrency. [![It hasn't been updated in the last year][Yellow]](https://github.com/dixonwille/wlog) [![godoc][GoDoc]](https://godoc.org/github.com/dixonwille/wlog) * [strumt](https://github.com/antham/strumt) **star:41** Library to create prompt chain. [![godoc][GoDoc]](https://godoc.org/github.com/antham/strumt) * [flagvar](https://github.com/sgreben/flagvar) **star:36** A collection of flag argument types for Go's standard `flag` package. [![godoc][GoDoc]](https://godoc.org/github.com/sgreben/flagvar) * [cmd](https://github.com/posener/cmd) **star:32** Extends the standard `flag` package to support sub commands and more in idomatic way. [![godoc][GoDoc]](https://godoc.org/github.com/posener/cmd) * [go-getoptions](https://github.com/DavidGamba/go-getoptions) **star:31** Go option parser inspired on the flexibility of Perl’s GetOpt::Long. [![godoc][GoDoc]](https://godoc.org/github.com/DavidGamba/go-getoptions) * [argv](https://github.com/cosiner/argv) **star:27** Go library to split command line string as arguments array using the bash syntax. [![godoc][GoDoc]](https://godoc.org/github.com/cosiner/argv) * [go-commander](https://github.com/yitsushi/go-commander) **star:21** Go library to simplify CLI workflow. [![godoc][GoDoc]](https://godoc.org/github.com/yitsushi/go-commander) * [sand](https://github.com/Zaba505/sand) **star:13** Simple API for creating interpreters and so much more. [![It hasn't been updated in the last year][Yellow]](https://github.com/Zaba505/sand) [![godoc][GoDoc]](https://godoc.org/github.com/Zaba505/sand) * [ts](https://github.com/liujianping/ts) **star:12** Timestamp convert & compare tool. [![It hasn't been updated in the last year][Yellow]](https://github.com/liujianping/ts) [![godoc][GoDoc]](https://godoc.org/github.com/liujianping/ts) ### Advanced Console UIs *Libraries for building Console Applications and Console User Interfaces.* * [termui](https://github.com/gizak/termui) **star:10601** Go terminal dashboard based on **termbox-go** and inspired by [blessed-contrib](https://github.com/yaronn/blessed-contrib). [![star > 2000][Awesome]](https://github.com/gizak/termui) [![godoc][GoDoc]](https://godoc.org/github.com/gizak/termui) * [gocui](https://github.com/jroimartin/gocui) **star:6930** Minimalist Go library aimed at creating Console User Interfaces. [![star > 2000][Awesome]](https://github.com/jroimartin/gocui) [![godoc][GoDoc]](https://godoc.org/github.com/jroimartin/gocui) * [gommon/color](https://github.com/labstack/gommon/tree/master/color) Style terminal text. * [termbox-go](https://github.com/nsf/termbox-go) **star:3958** Termbox is a library for creating cross-platform text-based interfaces. [![star > 2000][Awesome]](https://github.com/nsf/termbox-go) [![godoc][GoDoc]](https://godoc.org/github.com/nsf/termbox-go) * [go-prompt](https://github.com/c-bata/go-prompt) **star:3700** Library for building a powerful interactive prompt, inspired by [python-prompt-toolkit](https://github.com/jonathanslenders/python-prompt-toolkit). [![star > 2000][Awesome]](https://github.com/c-bata/go-prompt) [![godoc][GoDoc]](https://godoc.org/github.com/c-bata/go-prompt) * [uiprogress](https://github.com/gosuri/uiprogress) **star:1756** Flexible library to render progress bars in terminal applications. [![godoc][GoDoc]](https://godoc.org/github.com/gosuri/uiprogress) * [asciigraph](https://github.com/guptarohit/asciigraph) **star:1568** Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies. [![godoc][GoDoc]](https://godoc.org/github.com/guptarohit/asciigraph) * [progressbar](https://github.com/schollz/progressbar) **star:1540** Basic thread-safe progress bar that works in every OS. [![godoc][GoDoc]](https://godoc.org/github.com/schollz/progressbar) * [termdash](https://github.com/mum4k/termdash) **star:1537** Go terminal dashboard based on **termbox-go** and inspired by [termui](https://github.com/gizak/termui). [![godoc][GoDoc]](https://godoc.org/github.com/mum4k/termdash) * [uilive](https://github.com/gosuri/uilive) **star:1265** Library for updating terminal output in realtime. [![godoc][GoDoc]](https://godoc.org/github.com/gosuri/uilive) * [mpb](https://github.com/vbauerster/mpb) **star:1199** Multi progress bar for terminal applications. [![godoc][GoDoc]](https://godoc.org/github.com/vbauerster/mpb) * [aurora](https://github.com/logrusorgru/aurora) **star:1032** ANSI terminal colors that supports fmt.Printf/Sprintf. [![There was an update last week][Green]](https://github.com/logrusorgru/aurora) [![godoc][GoDoc]](https://godoc.org/github.com/logrusorgru/aurora) * [gookit/color](https://github.com/gookit/color) **star:771** Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows. [![There was an update last week][Green]](https://github.com/gookit/color) [![godoc][GoDoc]](https://godoc.org/github.com/gookit/color) [![Contains Chinese documents][CN]](https://github.com/gookit/color) * [uitable](https://github.com/gosuri/uitable) **star:611** Library to improve readability in terminal apps using tabular data. [![godoc][GoDoc]](https://godoc.org/github.com/gosuri/uitable) * [go-colorable](https://github.com/mattn/go-colorable) **star:500** Colorable writer for windows. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-colorable) * [go-isatty](https://github.com/mattn/go-isatty) **star:486** isatty for golang. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-isatty) * [pterm](https://github.com/pterm/pterm) **star:397** A library to beautify console output on every platform with many combinable components. [![There was an update last week][Green]](https://github.com/pterm/pterm) [![godoc][GoDoc]](https://godoc.org/github.com/pterm/pterm) * [chalk](https://github.com/ttacon/chalk) **star:358** Intuitive package for prettifying terminal/console output. [![It hasn't been updated in the last year][Yellow]](https://github.com/ttacon/chalk) [![godoc][GoDoc]](https://godoc.org/github.com/ttacon/chalk) * [simpletable](https://github.com/alexeyco/simpletable) **star:284** Simple tables in terminal with Go. [![godoc][GoDoc]](https://godoc.org/github.com/alexeyco/simpletable) * [tabby](https://github.com/cheynewallace/tabby) **star:279** A tiny library for super simple Golang tables. [![godoc][GoDoc]](https://godoc.org/github.com/cheynewallace/tabby) * [go-colortext](https://github.com/daviddengcn/go-colortext) **star:206** Go library for color output in terminals. [![godoc][GoDoc]](https://godoc.org/github.com/daviddengcn/go-colortext) * [yacspin](https://github.com/theckman/yacspin) **star:135** Yet Another CLi Spinner package, for working with terminal spinners. [![godoc][GoDoc]](https://godoc.org/github.com/theckman/yacspin) * [cfmt](https://github.com/mingrammer/cfmt) **star:77** Contextual fmt inspired by bootstrap color classes. [![It hasn't been updated in the last year][Yellow]](https://github.com/mingrammer/cfmt) [![godoc][GoDoc]](https://godoc.org/github.com/mingrammer/cfmt) * [tabular](https://github.com/InVisionApp/tabular) **star:50** Print ASCII tables from command line utilities without the need to pass large sets of data to the API. [![It hasn't been updated in the last year][Yellow]](https://github.com/InVisionApp/tabular) [![godoc][GoDoc]](https://godoc.org/github.com/InVisionApp/tabular) * [ctc](https://github.com/wzshiming/ctc) **star:29** The non-invasive cross-platform terminal color library does not need to modify the Print method. [![godoc][GoDoc]](https://godoc.org/github.com/wzshiming/ctc) [![Contains Chinese documents][CN]](https://github.com/wzshiming/ctc) * [colourize](https://github.com/TreyBastian/colourize) **star:23** Go library for ANSI colour text in terminals. [![It hasn't been updated in the last year][Yellow]](https://github.com/TreyBastian/colourize) [![godoc][GoDoc]](https://godoc.org/github.com/TreyBastian/colourize) * [cfmt](https://github.com/i582/cfmt) **star:19** Simple and convenient formatted stylized output fully compatible with fmt library. [![godoc][GoDoc]](https://godoc.org/github.com/i582/cfmt) * [go-ataman](https://github.com/workanator/go-ataman) **star:9** Go library for rendering ANSI colored text templates in terminals. [![godoc][GoDoc]](https://godoc.org/github.com/workanator/go-ataman) * [table](https://github.com/tomlazar/table) **star:5** Small library for terminal color based tables . [![There was an update last week][Green]](https://github.com/tomlazar/table) [![godoc][GoDoc]](https://godoc.org/github.com/tomlazar/table) ## Configuration *Libraries for configuration parsing.* * [viper](https://github.com/spf13/viper) **star:14704** Go configuration with fangs. [![star > 2000][Awesome]](https://github.com/spf13/viper) [![There was an update last week][Green]](https://github.com/spf13/viper) [![godoc][GoDoc]](https://godoc.org/github.com/spf13/viper) * [godotenv](https://github.com/joho/godotenv) **star:3566** Go port of Ruby's dotenv library (Loads environment variables from `.env`). [![star > 2000][Awesome]](https://github.com/joho/godotenv) [![godoc][GoDoc]](https://godoc.org/github.com/joho/godotenv) * [kelseyhightower/envconfig](https://github.com/kelseyhightower/envconfig) **star:3448** Go library for managing configuration data from environment variables. [![star > 2000][Awesome]](https://github.com/kelseyhightower/envconfig) [![godoc][GoDoc]](https://godoc.org/github.com/kelseyhightower/envconfig) * [ini](https://github.com/go-ini/ini) **star:2373** Go package to read and write INI files. [![star > 2000][Awesome]](https://github.com/go-ini/ini) [![godoc][GoDoc]](https://godoc.org/github.com/go-ini/ini) * [env](https://github.com/caarlos0/env) **star:1773** Parse environment variables to Go structs (with defaults). [![There was an update last week][Green]](https://github.com/caarlos0/env) [![godoc][GoDoc]](https://godoc.org/github.com/caarlos0/env) * [konfig](https://github.com/lalamove/konfig) **star:593** Composable, observable and performant config handling for Go for the distributed processing era. [![godoc][GoDoc]](https://godoc.org/github.com/lalamove/konfig) * [koanf](https://github.com/knadh/koanf) **star:425** Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line. [![There was an update last week][Green]](https://github.com/knadh/koanf) [![godoc][GoDoc]](https://godoc.org/github.com/knadh/koanf) * [confita](https://github.com/heetch/confita) **star:340** Load configuration in cascade from multiple backends into a struct. [![godoc][GoDoc]](https://godoc.org/github.com/heetch/confita) * [store](https://github.com/tucnak/store) **star:254** Lightweight configuration manager for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/tucnak/store) [![godoc][GoDoc]](https://godoc.org/github.com/tucnak/store) * [config](https://github.com/JeremyLoy/config) **star:252** Cloud native application configuration. Bind ENV to structs in only two lines. [![godoc][GoDoc]](https://godoc.org/github.com/JeremyLoy/config) * [config](https://github.com/olebedev/config) **star:235** JSON or YAML configuration wrapper with environment variables and flags parsing. [![It hasn't been updated in the last year][Yellow]](https://github.com/olebedev/config) [![godoc][GoDoc]](https://godoc.org/github.com/olebedev/config) * [hjson](https://github.com/hjson/hjson-go) **star:229** Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments. [![godoc][GoDoc]](https://godoc.org/github.com/hjson/hjson-go) * [cleanenv](https://github.com/ilyakaznacheev/cleanenv) **star:223** Minimalistic configuration reader (from files, ENV, and wherever you want). [![godoc][GoDoc]](https://godoc.org/github.com/ilyakaznacheev/cleanenv) * [gookit/config](https://github.com/gookit/config) **star:213** application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge. [![There was an update last week][Green]](https://github.com/gookit/config) [![godoc][GoDoc]](https://godoc.org/github.com/gookit/config) [![Contains Chinese documents][CN]](https://github.com/gookit/config) * [joshbetz/config](https://github.com/joshbetz/config) **star:203** Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP. [![It hasn't been updated in the last year][Yellow]](https://github.com/joshbetz/config) [![godoc][GoDoc]](https://godoc.org/github.com/joshbetz/config) * [envconfig](https://github.com/vrischmann/envconfig) **star:192** Read your configuration from environment variables. [![godoc][GoDoc]](https://godoc.org/github.com/vrischmann/envconfig) * [aconfig](https://github.com/cristalhq/aconfig) **star:176** Simple, useful and opinionated config loader. [![godoc][GoDoc]](https://godoc.org/github.com/cristalhq/aconfig) * [goConfig](https://github.com/crgimenes/goConfig) **star:145** Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file. [![godoc][GoDoc]](https://godoc.org/github.com/crgimenes/goConfig) * [fig](https://github.com/kkyr/fig) **star:140** Tiny library for reading configuration from a file and from environment variables (with validation & defaults). [![godoc][GoDoc]](https://godoc.org/github.com/kkyr/fig) * [gcfg](https://github.com/go-gcfg/gcfg) **star:140** read INI-style configuration files into Go structs; supports user-defined types and subsections. [![godoc][GoDoc]](https://godoc.org/github.com/go-gcfg/gcfg) * [config](https://github.com/golobby/config) **star:121** A lightweight yet powerful config package for Go projects. [![There was an update last week][Green]](https://github.com/golobby/config) [![godoc][GoDoc]](https://godoc.org/github.com/golobby/config) * [envh](https://github.com/antham/envh) **star:94** Helpers to manage environment variables. [![godoc][GoDoc]](https://godoc.org/github.com/antham/envh) * [envcfg](https://github.com/tomazk/envcfg) **star:93** Un-marshaling environment variables to Go structs. [![It hasn't been updated in the last year][Yellow]](https://github.com/tomazk/envcfg) [![godoc][GoDoc]](https://godoc.org/github.com/tomazk/envcfg) * [xdg](https://github.com/adrg/xdg) **star:81** Go implementation of the [XDG Base Directory Specification](https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html) and [XDG user directories](https://wiki.archlinux.org/index.php/XDG_user_directories). [![godoc][GoDoc]](https://godoc.org/github.com/adrg/xdg) * [harvester](https://github.com/beatlabs/harvester) **star:78** Harvester, a easy to use static and dynamic configuration package supportig seeding, env vars and Consul integration. [![godoc][GoDoc]](https://godoc.org/github.com/beatlabs/harvester) * [configuro](https://github.com/sherifabdlnaby/configuro) **star:69** opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications. [![godoc][GoDoc]](https://godoc.org/github.com/sherifabdlnaby/configuro) * [xdg](https://github.com/OpenPeeDeeP/xdg) **star:61** Cross platform package that follows the [XDG Standard](https://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html). [![godoc][GoDoc]](https://godoc.org/github.com/OpenPeeDeeP/xdg) * [gofigure](https://github.com/ian-kent/gofigure) **star:59** Go application configuration made easy. [![It hasn't been updated in the last year][Yellow]](https://github.com/ian-kent/gofigure) [![godoc][GoDoc]](https://godoc.org/github.com/ian-kent/gofigure) * [gone/jconf](https://github.com/One-com/gone/tree/master/jconf) Modular JSON configuration. Keep you config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization. * [configure](https://github.com/paked/configure) **star:55** Provides configuration through multiple sources, including JSON, flags and environment variables. [![It hasn't been updated in the last year][Yellow]](https://github.com/paked/configure) [![godoc][GoDoc]](https://godoc.org/github.com/paked/configure) * [configuration](https://github.com/BoRuDar/configuration) **star:37** Library for initializing configuration structs from env variables, files, flags and 'default' tag. [![godoc][GoDoc]](https://godoc.org/github.com/BoRuDar/configuration) * [go-aws-ssm](https://github.com/PaddleHQ/go-aws-ssm) **star:37** Go package that fetches parameters from AWS System Manager - Parameter Store. [![godoc][GoDoc]](https://godoc.org/github.com/PaddleHQ/go-aws-ssm) * [ingo](https://github.com/schachmat/ingo) **star:32** Flags persisted in an ini-like config file. [![It hasn't been updated in the last year][Yellow]](https://github.com/schachmat/ingo) [![godoc][GoDoc]](https://godoc.org/github.com/schachmat/ingo) * [go-up](https://github.com/ufoscout/go-up) **star:29** A simple configuration library with recursive placeholders resolution and no magic. [![It hasn't been updated in the last year][Yellow]](https://github.com/ufoscout/go-up) [![godoc][GoDoc]](https://godoc.org/github.com/ufoscout/go-up) * [mini](https://github.com/sasbury/mini) **star:28** Golang package for parsing ini-style configuration files. [![It hasn't been updated in the last year][Yellow]](https://github.com/sasbury/mini) [![godoc][GoDoc]](https://godoc.org/github.com/sasbury/mini) * [hocon](https://github.com/gurkankaymak/hocon) **star:20** Configuration library for working with the HOCON(a human-friendly JSON superset) format, supports features like environment variables, referencing other values, comments and multiple files. [![godoc][GoDoc]](https://godoc.org/github.com/gurkankaymak/hocon) * [conflate](https://github.com/the4thamigo-uk/conflate) **star:19** Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema. [![godoc][GoDoc]](https://godoc.org/github.com/the4thamigo-uk/conflate) * [genv](https://github.com/sakirsensoy/genv) **star:19** Read environment variables easily with dotenv support. [![It hasn't been updated in the last year][Yellow]](https://github.com/sakirsensoy/genv) [![godoc][GoDoc]](https://godoc.org/github.com/sakirsensoy/genv) * [envconf](https://github.com/ian-kent/envconf) **star:10** Configuration from environment. [![It hasn't been updated in the last year][Yellow]](https://github.com/ian-kent/envconf) [![godoc][GoDoc]](https://godoc.org/github.com/ian-kent/envconf) * [go-ssm-config](https://github.com/ianlopshire/go-ssm-config) **star:8** Go utility for loading configuration parameters from AWS SSM (Parameter Store). [![godoc][GoDoc]](https://godoc.org/github.com/ianlopshire/go-ssm-config) * [swap](https://github.com/oblq/swap) **star:4** Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env). [![godoc][GoDoc]](https://godoc.org/github.com/oblq/swap) * [typenv](https://github.com/diegomarangoni/typenv) **star:4** Minimalistic, zero dependency, typed environment variables library. [![godoc][GoDoc]](https://godoc.org/github.com/diegomarangoni/typenv) * [go-ini](https://github.com/subpop/go-ini) **star:3** A Go package that marshals and unmarshals INI-files. [![godoc][GoDoc]](https://godoc.org/github.com/subpop/go-ini) * [nasermirzaei89/env](https://github.com/nasermirzaei89/env) **star:3** Simple useful package for read environment variables. [![godoc][GoDoc]](https://godoc.org/github.com/nasermirzaei89/env) * [onion](http://github.com/goraz/onion) Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP. ## Continuous Integration *Tools for help with continuous integration.* * [drone](https://github.com/drone/drone) **star:22515** Drone is a Continuous Integration platform built on Docker, written in Go. [![star > 2000][Awesome]](https://github.com/drone/drone) [![There was an update last week][Green]](https://github.com/drone/drone) [![godoc][GoDoc]](https://godoc.org/github.com/drone/drone) * [CDS](https://github.com/ovh/cds) **star:3270** Enterprise-Grade CI/CD and DevOps Automation Open Source Platform. [![star > 2000][Awesome]](https://github.com/ovh/cds) [![There was an update last week][Green]](https://github.com/ovh/cds) [![godoc][GoDoc]](https://godoc.org/github.com/ovh/cds) * [goveralls](https://github.com/mattn/goveralls) **star:679** Go integration for Coveralls.io continuous code coverage tracking system. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/goveralls) * [overalls](https://github.com/go-playground/overalls) **star:105** Multi-Package go project coverprofile for tools like goveralls. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/overalls) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/overalls) * [duci](https://github.com/duck8823/duci) **star:62** A simple ci server no needs domain specific languages. [![There was an update last week][Green]](https://github.com/duck8823/duci) [![godoc][GoDoc]](https://godoc.org/github.com/duck8823/duci) * [gomason](https://github.com/nikogura/gomason) **star:50** Test, Build, Sign, and Publish your go binaries from a clean workspace. [![godoc][GoDoc]](https://godoc.org/github.com/nikogura/gomason) * [roveralls](https://github.com/LawrenceWoodman/roveralls) **star:14** Recursive coverage testing tool. [![It hasn't been updated in the last year][Yellow]](https://github.com/LawrenceWoodman/roveralls) [![godoc][GoDoc]](https://godoc.org/github.com/LawrenceWoodman/roveralls) ## CSS Preprocessors *Libraries for preprocessing CSS files.* * [gcss](https://github.com/yosssi/gcss) **star:440** Pure Go CSS Preprocessor. [![It hasn't been updated in the last year][Yellow]](https://github.com/yosssi/gcss) [![godoc][GoDoc]](https://godoc.org/github.com/yosssi/gcss) * [go-libsass](https://github.com/wellington/go-libsass) **star:167** Go wrapper to the 100% Sass compatible libsass project. ## Data Structures *Generic datastructures and algorithms in Go.* * [gods](https://github.com/emirpasic/gods) **star:9588** Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc. [![star > 2000][Awesome]](https://github.com/emirpasic/gods) [![There was an update last week][Green]](https://github.com/emirpasic/gods) [![godoc][GoDoc]](https://godoc.org/github.com/emirpasic/gods) * [go-datastructures](https://github.com/Workiva/go-datastructures) **star:5913** Collection of useful, performant, and thread-safe data structures. [![star > 2000][Awesome]](https://github.com/Workiva/go-datastructures) [![godoc][GoDoc]](https://godoc.org/github.com/Workiva/go-datastructures) * [golang-set](https://github.com/deckarep/golang-set) **star:1813** Thread-Safe and Non-Thread-Safe high-performance sets for Go. [![godoc][GoDoc]](https://godoc.org/github.com/deckarep/golang-set) * [gota](https://github.com/kniren/gota) **star:1512** Implementation of dataframes, series, and data wrangling methods for Go. [![There was an update last week][Green]](https://github.com/kniren/gota) [![godoc][GoDoc]](https://godoc.org/github.com/kniren/gota) * [boomfilters](https://github.com/tylertreat/BoomFilters) **star:1321** Probabilistic data structures for processing continuous, unbounded streams. [![godoc][GoDoc]](https://godoc.org/github.com/tylertreat/BoomFilters) * [roaring](https://github.com/RoaringBitmap/roaring) **star:1094** Go package implementing compressed bitsets. [![godoc][GoDoc]](https://godoc.org/github.com/RoaringBitmap/roaring) * [willf/bloom](https://github.com/willf/bloom) **star:957** Go package implementing Bloom filters. [![godoc][GoDoc]](https://godoc.org/github.com/willf/bloom) * [cuckoofilter](https://github.com/seiflotfy/cuckoofilter) **star:754** Cuckoo filter: a good alternative to a counting bloom filter implemented in Go. [![godoc][GoDoc]](https://godoc.org/github.com/seiflotfy/cuckoofilter) * [gocache](https://github.com/eko/gocache) **star:750** A complete Go cache library with mutiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more. [![There was an update last week][Green]](https://github.com/eko/gocache) [![godoc][GoDoc]](https://godoc.org/github.com/eko/gocache) * [hyperloglog](https://github.com/axiomhq/hyperloglog) **star:737** HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction. [![It hasn't been updated in the last year][Yellow]](https://github.com/axiomhq/hyperloglog) [![godoc][GoDoc]](https://godoc.org/github.com/axiomhq/hyperloglog) * [bitset](https://github.com/willf/bitset) **star:647** Go package implementing bitsets. [![godoc][GoDoc]](https://godoc.org/github.com/willf/bitset) * [trie](https://github.com/derekparker/trie) **star:519** Trie implementation in Go. [![godoc][GoDoc]](https://godoc.org/github.com/derekparker/trie) * [algorithms](https://github.com/shady831213/algorithms) **star:474** Algorithms and data structures.CLRS study. [![It hasn't been updated in the last year][Yellow]](https://github.com/shady831213/algorithms) [![godoc][GoDoc]](https://godoc.org/github.com/shady831213/algorithms) * [go-geoindex](https://github.com/hailocab/go-geoindex) **star:327** In-memory geo index. [![It hasn't been updated in the last year][Yellow]](https://github.com/hailocab/go-geoindex) [![godoc][GoDoc]](https://godoc.org/github.com/hailocab/go-geoindex) * [go-edlib](https://github.com/hbollon/go-edlib) **star:247** Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode. [![There was an update last week][Green]](https://github.com/hbollon/go-edlib) [![godoc][GoDoc]](https://godoc.org/github.com/hbollon/go-edlib) * [gostl](https://github.com/liyue201/gostl) **star:244** Data structure and algorithm library for go, designed to provide functions similar to C++ STL. [![godoc][GoDoc]](https://godoc.org/github.com/liyue201/gostl) * [merkletree](https://github.com/cbergoon/merkletree) **star:233** Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures. [![It hasn't been updated in the last year][Yellow]](https://github.com/cbergoon/merkletree) [![godoc][GoDoc]](https://godoc.org/github.com/cbergoon/merkletree) * [hilbert](https://github.com/google/hilbert) **star:224** Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves. [![It hasn't been updated in the last year][Yellow]](https://github.com/google/hilbert) [![godoc][GoDoc]](https://godoc.org/github.com/google/hilbert) * [goskiplist](https://github.com/ryszard/goskiplist) **star:223** Skip list implementation in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ryszard/goskiplist) [![godoc][GoDoc]](https://godoc.org/github.com/ryszard/goskiplist) * [ttlcache](https://github.com/ReneKroon/ttlcache) **star:206** In-memory string-interface{} cache with various time-based expiration options and callbacks. [![There was an update last week][Green]](https://github.com/ReneKroon/ttlcache) [![godoc][GoDoc]](https://godoc.org/github.com/ReneKroon/ttlcache) * [deque](https://github.com/gammazero/deque) **star:199** Fast ring-buffer deque (double-ended queue). [![godoc][GoDoc]](https://godoc.org/github.com/gammazero/deque) * [go-adaptive-radix-tree](https://github.com/plar/go-adaptive-radix-tree) **star:171** Go implementation of Adaptive Radix Tree. [![godoc][GoDoc]](https://godoc.org/github.com/plar/go-adaptive-radix-tree) * [binpacker](https://github.com/zhuangsirui/binpacker) **star:163** Binary packer and unpacker helps user build custom binary stream. [![It hasn't been updated in the last year][Yellow]](https://github.com/zhuangsirui/binpacker) [![godoc][GoDoc]](https://godoc.org/github.com/zhuangsirui/binpacker) * [skiplist](https://github.com/MauriceGit/skiplist) **star:138** Very fast Go Skiplist implementation. [![It hasn't been updated in the last year][Yellow]](https://github.com/MauriceGit/skiplist) [![godoc][GoDoc]](https://godoc.org/github.com/MauriceGit/skiplist) * [bloom](https://github.com/zhenjl/bloom) **star:137** Bloom filters implemented in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/zhenjl/bloom) [![godoc][GoDoc]](https://godoc.org/github.com/zhenjl/bloom) * [iter](https://github.com/disksing/iter) **star:130** Go implementation of C++ STL iterators and algorithms. [![It hasn't been updated in the last year][Yellow]](https://github.com/disksing/iter) [![godoc][GoDoc]](https://godoc.org/github.com/disksing/iter) [![Contains Chinese documents][CN]](https://github.com/disksing/iter) * [goconcurrentqueue](https://github.com/enriquebris/goconcurrentqueue) **star:128** Concurrent FIFO queue. [![godoc][GoDoc]](https://godoc.org/github.com/enriquebris/goconcurrentqueue) * [levenshtein](https://github.com/agnivade/levenshtein) **star:121** Implementation to calculate levenshtein distance in Go. [![godoc][GoDoc]](https://godoc.org/github.com/agnivade/levenshtein) * [go-rquad](https://github.com/aurelien-rainone/go-rquad) **star:112** Region quadtrees with efficient point location and neighbour finding. [![godoc][GoDoc]](https://godoc.org/github.com/aurelien-rainone/go-rquad) * [ring](https://github.com/TheTannerRyan/ring) **star:112** Go implementation of a high performance, thread safe bloom filter. [![godoc][GoDoc]](https://godoc.org/github.com/TheTannerRyan/ring) * [encoding](https://github.com/zhenjl/encoding) **star:104** Integer Compression Libraries for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/zhenjl/encoding) [![godoc][GoDoc]](https://godoc.org/github.com/zhenjl/encoding) * [bit](https://github.com/yourbasic/bit) **star:98** Golang set data structure with bonus bit-twiddling functions. [![It hasn't been updated in the last year][Yellow]](https://github.com/yourbasic/bit) [![godoc][GoDoc]](https://godoc.org/github.com/yourbasic/bit) * [conjungo](https://github.com/InVisionApp/conjungo) **star:92** A small, powerful and flexible merge library. [![godoc][GoDoc]](https://godoc.org/github.com/InVisionApp/conjungo) * [remember-go](https://github.com/rocketlaunchr/remember-go) **star:76** A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory). [![godoc][GoDoc]](https://godoc.org/github.com/rocketlaunchr/remember-go) * [skiplist](https://github.com/gansidui/skiplist) **star:71** Skiplist implementation in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/gansidui/skiplist) [![godoc][GoDoc]](https://godoc.org/github.com/gansidui/skiplist) * [go-mcache](https://github.com/OrlovEvgeny/go-mcache) **star:60** Fast in-memory key:value store/cache library. Pointer caches. [![It hasn't been updated in the last year][Yellow]](https://github.com/OrlovEvgeny/go-mcache) [![godoc][GoDoc]](https://godoc.org/github.com/OrlovEvgeny/go-mcache) * [bloom](https://github.com/yourbasic/bloom) **star:58** Golang Bloom filter implementation. [![It hasn't been updated in the last year][Yellow]](https://github.com/yourbasic/bloom) [![godoc][GoDoc]](https://godoc.org/github.com/yourbasic/bloom) * [levenshtein](https://github.com/agext/levenshtein) **star:56** Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix. [![godoc][GoDoc]](https://godoc.org/github.com/agext/levenshtein) * [count-min-log](https://github.com/seiflotfy/count-min-log) **star:52** Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory). [![It hasn't been updated in the last year][Yellow]](https://github.com/seiflotfy/count-min-log) [![godoc][GoDoc]](https://godoc.org/github.com/seiflotfy/count-min-log) * [crunch](https://github.com/superwhiskers/crunch) **star:42** Go package implementing buffers for handling various datatypes easily. [![godoc][GoDoc]](https://godoc.org/github.com/superwhiskers/crunch) * [nan](https://github.com/kak-tus/nan) **star:34** Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers. [![godoc][GoDoc]](https://godoc.org/github.com/kak-tus/nan) * [concurrent-writer](https://github.com/free/concurrent-writer) **star:30** Highly concurrent drop-in replacement for `bufio.Writer`. [![It hasn't been updated in the last year][Yellow]](https://github.com/free/concurrent-writer) [![godoc][GoDoc]](https://godoc.org/github.com/free/concurrent-writer) * [hide](https://github.com/emvi/hide) **star:30** ID type with marshalling to/from hash to prevent sending IDs to clients. [![godoc][GoDoc]](https://godoc.org/github.com/emvi/hide) * [goset](https://github.com/zoumo/goset) **star:29** A useful Set collection implementation for Go. [![godoc][GoDoc]](https://godoc.org/github.com/zoumo/goset) * [pipeline](https://github.com/hyfather/pipeline) **star:28** An implementation of pipelines with fan-in and fan-out. [![It hasn't been updated in the last year][Yellow]](https://github.com/hyfather/pipeline) [![godoc][GoDoc]](https://godoc.org/github.com/hyfather/pipeline) * [deque](https://github.com/edwingeng/deque) **star:23** A highly optimized double-ended queue. [![godoc][GoDoc]](https://godoc.org/github.com/edwingeng/deque) * [timedmap](https://github.com/zekroTJA/timedmap) **star:23** Map with expiring key-value pairs. [![godoc][GoDoc]](https://godoc.org/github.com/zekroTJA/timedmap) * [typ](https://github.com/gurukami/typ) **star:23** Null Types, Safe primitive type conversion and fetching value from complex structures. [![It hasn't been updated in the last year][Yellow]](https://github.com/gurukami/typ) [![godoc][GoDoc]](https://godoc.org/github.com/gurukami/typ) * [dict](https://github.com/srfrog/dict) **star:18** Python-like dictionaries (dict) for Go. [![godoc][GoDoc]](https://godoc.org/github.com/srfrog/dict) * [go-ef](https://github.com/amallia/go-ef) **star:17** A Go implementation of the Elias-Fano encoding. [![It hasn't been updated in the last year][Yellow]](https://github.com/amallia/go-ef) [![godoc][GoDoc]](https://godoc.org/github.com/amallia/go-ef) * [null](https://github.com/emvi/null) **star:15** Nullable Go types that can be marshalled/unmarshalled to/from JSON. [![godoc][GoDoc]](https://godoc.org/github.com/emvi/null) * [mspm](https://github.com/BlackRabbitt/mspm) **star:14** Multi-String Pattern Matching Algorithm for information retrieval. [![It hasn't been updated in the last year][Yellow]](https://github.com/BlackRabbitt/mspm) [![godoc][GoDoc]](https://godoc.org/github.com/BlackRabbitt/mspm) * [set](https://github.com/StudioSol/set) **star:12** Simple set data structure implementation in Go using LinkedHashMap. [![godoc][GoDoc]](https://godoc.org/github.com/StudioSol/set) * [ptrie](https://github.com/viant/ptrie) **star:11** An implementation of prefix tree. [![godoc][GoDoc]](https://godoc.org/github.com/viant/ptrie) * [cmap](https://github.com/lrita/cmap) **star:10** a thread-safe concurrent map for go, support using `interface{}` as key and auto scale up shards. [![godoc][GoDoc]](https://godoc.org/github.com/lrita/cmap) * [treap](https://github.com/perdata/treap) **star:10** Persistent, fast ordered map using tree heaps. [![It hasn't been updated in the last year][Yellow]](https://github.com/perdata/treap) [![godoc][GoDoc]](https://godoc.org/github.com/perdata/treap) * [gofal](https://github.com/xxjwxc/gofal) **star:9** fractional api for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/xxjwxc/gofal) [![godoc][GoDoc]](https://godoc.org/github.com/xxjwxc/gofal) [![Contains Chinese documents][CN]](https://github.com/xxjwxc/gofal) * [parsefields](https://github.com/MonaxGT/parsefields) **star:5** Tools for parse JSON-like logs for collecting unique fields and events. [![It hasn't been updated in the last year][Yellow]](https://github.com/MonaxGT/parsefields) [![godoc][GoDoc]](https://godoc.org/github.com/MonaxGT/parsefields) * [goterator](https://github.com/yaa110/goterator) **star:3** Iterator implementation to provide map and reduce functionalities. [![godoc][GoDoc]](https://godoc.org/github.com/yaa110/goterator) * [slices](https://github.com/srfrog/slices) **star:2** Functions that operate on slices; like `package strings` but adapted to work with slices. [![godoc][GoDoc]](https://godoc.org/github.com/srfrog/slices) ## Database *Databases implemented in Go.* * [prometheus](https://github.com/prometheus/prometheus) **star:35238** Monitoring system and time series database. [![star > 2000][Awesome]](https://github.com/prometheus/prometheus) [![There was an update last week][Green]](https://github.com/prometheus/prometheus) [![godoc][GoDoc]](https://godoc.org/github.com/prometheus/prometheus) * [tidb](https://github.com/pingcap/tidb) **star:26775** TiDB is a distributed SQL database. Inspired by the design of Google F1. [![star > 2000][Awesome]](https://github.com/pingcap/tidb) [![There was an update last week][Green]](https://github.com/pingcap/tidb) [![godoc][GoDoc]](https://godoc.org/github.com/pingcap/tidb) [![Contains Chinese documents][CN]](https://github.com/pingcap/tidb) * [influxdb](https://github.com/influxdb/influxdb) **star:20472** Scalable datastore for metrics, events, and real-time analytics. [![star > 2000][Awesome]](https://github.com/influxdb/influxdb) [![There was an update last week][Green]](https://github.com/influxdb/influxdb) [![godoc][GoDoc]](https://godoc.org/github.com/influxdb/influxdb) * [cockroach](https://github.com/cockroachdb/cockroach) **star:19907** Scalable, Geo-Replicated, Transactional Datastore. [![star > 2000][Awesome]](https://github.com/cockroachdb/cockroach) [![There was an update last week][Green]](https://github.com/cockroachdb/cockroach) [![godoc][GoDoc]](https://godoc.org/github.com/cockroachdb/cockroach) * [dgraph](https://github.com/dgraph-io/dgraph) **star:14813** Scalable, Distributed, Low Latency, High Throughput Graph Database. [![star > 2000][Awesome]](https://github.com/dgraph-io/dgraph) [![There was an update last week][Green]](https://github.com/dgraph-io/dgraph) [![godoc][GoDoc]](https://godoc.org/github.com/dgraph-io/dgraph) * [groupcache](https://github.com/golang/groupcache) **star:9804** Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases. [![star > 2000][Awesome]](https://github.com/golang/groupcache) [![godoc][GoDoc]](https://godoc.org/github.com/golang/groupcache) * [badger](https://github.com/dgraph-io/badger) **star:8815** Fast key-value store in Go. [![star > 2000][Awesome]](https://github.com/dgraph-io/badger) [![There was an update last week][Green]](https://github.com/dgraph-io/badger) [![godoc][GoDoc]](https://godoc.org/github.com/dgraph-io/badger) * [rqlite](https://github.com/rqlite/rqlite) **star:7590** The lightweight, distributed, relational database built on SQLite. [![star > 2000][Awesome]](https://github.com/rqlite/rqlite) [![There was an update last week][Green]](https://github.com/rqlite/rqlite) [![godoc][GoDoc]](https://godoc.org/github.com/rqlite/rqlite) * [go-cache](https://github.com/pmylund/go-cache) **star:4699** In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications. [![star > 2000][Awesome]](https://github.com/pmylund/go-cache) [![There was an update last week][Green]](https://github.com/pmylund/go-cache) [![godoc][GoDoc]](https://godoc.org/github.com/pmylund/go-cache) * [BigCache](https://github.com/allegro/bigcache) **star:4649** Efficient key/value cache for gigabytes of data. [![star > 2000][Awesome]](https://github.com/allegro/bigcache) [![There was an update last week][Green]](https://github.com/allegro/bigcache) [![godoc][GoDoc]](https://godoc.org/github.com/allegro/bigcache) * [goleveldb](https://github.com/syndtr/goleveldb) **star:4137** Implementation of the [LevelDB](https://github.com/google/leveldb) key/value database in Go. [![star > 2000][Awesome]](https://github.com/syndtr/goleveldb) [![godoc][GoDoc]](https://godoc.org/github.com/syndtr/goleveldb) * [bbolt](https://github.com/etcd-io/bbolt) **star:4068** An embedded key/value database for Go. [![star > 2000][Awesome]](https://github.com/etcd-io/bbolt) [![godoc][GoDoc]](https://godoc.org/github.com/etcd-io/bbolt) * [VictoriaMetrics](https://github.com/VictoriaMetrics/VictoriaMetrics) **star:3744** fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL. [![star > 2000][Awesome]](https://github.com/VictoriaMetrics/VictoriaMetrics) [![There was an update last week][Green]](https://github.com/VictoriaMetrics/VictoriaMetrics) [![godoc][GoDoc]](https://godoc.org/github.com/VictoriaMetrics/VictoriaMetrics) * [ledisdb](https://github.com/siddontang/ledisdb) **star:3525** Ledisdb is a high performance NoSQL like Redis based on LevelDB. [![star > 2000][Awesome]](https://github.com/siddontang/ledisdb) [![godoc][GoDoc]](https://godoc.org/github.com/siddontang/ledisdb) * [buntdb](https://github.com/tidwall/buntdb) **star:3098** Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support. [![star > 2000][Awesome]](https://github.com/tidwall/buntdb) [![There was an update last week][Green]](https://github.com/tidwall/buntdb) [![godoc][GoDoc]](https://godoc.org/github.com/tidwall/buntdb) * [tiedot](https://github.com/HouzuoGuo/tiedot) **star:2571** Your NoSQL database powered by Golang. [![star > 2000][Awesome]](https://github.com/HouzuoGuo/tiedot) [![godoc][GoDoc]](https://godoc.org/github.com/HouzuoGuo/tiedot) * [immudb](https://github.com/codenotary/immudb) **star:1729** immudb is a lightweight, high-speed immutable database for systems and applications written in Go. [![There was an update last week][Green]](https://github.com/codenotary/immudb) [![godoc][GoDoc]](https://godoc.org/github.com/codenotary/immudb) * [nutsdb](https://github.com/xujiajun/nutsdb) **star:1493** Nutsdb is a simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set. [![There was an update last week][Green]](https://github.com/xujiajun/nutsdb) [![godoc][GoDoc]](https://godoc.org/github.com/xujiajun/nutsdb) [![Contains Chinese documents][CN]](https://github.com/xujiajun/nutsdb) * [cache2go](https://github.com/muesli/cache2go) **star:1464** In-memory key:value cache which supports automatic invalidation based on timeouts. [![godoc][GoDoc]](https://godoc.org/github.com/muesli/cache2go) * [GCache](https://github.com/bluele/gcache) **star:1366** Cache library with support for expirable Cache, LFU, LRU and ARC. [![godoc][GoDoc]](https://godoc.org/github.com/bluele/gcache) * [CovenantSQL](https://github.com/CovenantSQL/CovenantSQL) **star:1138** CovenantSQL is a SQL database on blockchain. [![godoc][GoDoc]](https://godoc.org/github.com/CovenantSQL/CovenantSQL) * [diskv](https://github.com/peterbourgon/diskv) **star:1005** Home-grown disk-backed key-value store. [![godoc][GoDoc]](https://godoc.org/github.com/peterbourgon/diskv) * [fastcache](https://github.com/VictoriaMetrics/fastcache) **star:993** fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead. [![There was an update last week][Green]](https://github.com/VictoriaMetrics/fastcache) [![godoc][GoDoc]](https://godoc.org/github.com/VictoriaMetrics/fastcache) * [moss](https://github.com/couchbase/moss) **star:793** Moss is a simple LSM key-value storage engine written in 100% Go. [![godoc][GoDoc]](https://godoc.org/github.com/couchbase/moss) * [pogreb](https://github.com/akrylysov/pogreb) **star:692** Embedded key-value store for read-heavy workloads. [![There was an update last week][Green]](https://github.com/akrylysov/pogreb) [![godoc][GoDoc]](https://godoc.org/github.com/akrylysov/pogreb) * [eliasdb](https://github.com/krotik/eliasdb) **star:605** Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language. [![godoc][GoDoc]](https://godoc.org/github.com/krotik/eliasdb) * [Bitcask](https://github.com/prologic/bitcask) **star:604** Bitcask is an embeddable, persistent and fast key-value (KV) database written in pure Go with predictable read/write performance, low latency and high throughput thanks to the bitcask on-disk layout (LSM+WAL). [![godoc][GoDoc]](https://godoc.org/github.com/prologic/bitcask) * [levigo](https://github.com/jmhodges/levigo) **star:391** Levigo is a Go wrapper for LevelDB. [![godoc][GoDoc]](https://godoc.org/github.com/jmhodges/levigo) * [pudge](https://github.com/recoilme/pudge) **star:284** Fast and simple key/value store written using Go's standard library. [![godoc][GoDoc]](https://godoc.org/github.com/recoilme/pudge) * [Vasto](https://github.com/chrislusf/vasto) **star:205** A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption. [![It hasn't been updated in the last year][Yellow]](https://github.com/chrislusf/vasto) [![godoc][GoDoc]](https://godoc.org/github.com/chrislusf/vasto) * [Kivik](https://github.com/go-kivik/kivik) **star:201** Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases. [![godoc][GoDoc]](https://godoc.org/github.com/go-kivik/kivik) * [piladb](https://github.com/fern4lvarez/piladb) **star:183** Lightweight RESTful database engine based on stack data structures. [![godoc][GoDoc]](https://godoc.org/github.com/fern4lvarez/piladb) * [Scribble](https://github.com/nanobox-io/golang-scribble) **star:116** Tiny flat file JSON store. [![It hasn't been updated in the last year][Yellow]](https://github.com/nanobox-io/golang-scribble) [![godoc][GoDoc]](https://godoc.org/github.com/nanobox-io/golang-scribble) * [Databunker](https://github.com/paranoidguy/databunker) **star:110** Personally identifiable information (PII) storage service built to comply with GDPR and CCPA. [![There was an update last week][Green]](https://github.com/paranoidguy/databunker) [![godoc][GoDoc]](https://godoc.org/github.com/paranoidguy/databunker) * [slowpoke](https://github.com/recoilme/slowpoke) **star:98** Key-value store with persistence. [![It hasn't been updated in the last year][Yellow]](https://github.com/recoilme/slowpoke) [![godoc][GoDoc]](https://godoc.org/github.com/recoilme/slowpoke) * [cache](https://github.com/akyoto/cache) **star:79** In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage. [![godoc][GoDoc]](https://godoc.org/github.com/akyoto/cache) * [bcache](https://github.com/iwanbk/bcache) **star:61** Eventually consistent distributed in-memory cache Go library. [![It hasn't been updated in the last year][Yellow]](https://github.com/iwanbk/bcache) [![godoc][GoDoc]](https://godoc.org/github.com/iwanbk/bcache) * [unitdb](https://github.com/unit-io/unitdb) **star:55** Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application. [![godoc][GoDoc]](https://godoc.org/github.com/unit-io/unitdb) * [couchcache](https://github.com/codingsince1985/couchcache) **star:52** RESTful caching micro-service backed by Couchbase server. [![godoc][GoDoc]](https://godoc.org/github.com/codingsince1985/couchcache) * [clusteredBigCache](https://github.com/oaStuff/clusteredBigCache) **star:36** BigCache with clustering support and individual item expiration. [![It hasn't been updated in the last year][Yellow]](https://github.com/oaStuff/clusteredBigCache) [![godoc][GoDoc]](https://godoc.org/github.com/oaStuff/clusteredBigCache) * [Coffer](https://github.com/claygod/coffer) **star:23** Simple ACID key-value database that supports transactions. [![godoc][GoDoc]](https://godoc.org/github.com/claygod/coffer) * [tempdb](https://github.com/rafaeljesus/tempdb) **star:14** Key-value store for temporary items. [![It hasn't been updated in the last year][Yellow]](https://github.com/rafaeljesus/tempdb) [![godoc][GoDoc]](https://godoc.org/github.com/rafaeljesus/tempdb) * [ttlcache](https://github.com/cheshir/ttlcache) **star:1** In-memory key value storage with TTL for each record. [![godoc][GoDoc]](https://godoc.org/github.com/cheshir/ttlcache) *Database schema migration.* * [migrate](https://github.com/golang-migrate/migrate) **star:5823** Database migrations. CLI and Golang library. [![star > 2000][Awesome]](https://github.com/golang-migrate/migrate) [![There was an update last week][Green]](https://github.com/golang-migrate/migrate) [![godoc][GoDoc]](https://godoc.org/github.com/golang-migrate/migrate) * [sql-migrate](https://github.com/rubenv/sql-migrate) **star:2036** Database migration tool. Allows embedding migrations into the application using go-bindata. [![star > 2000][Awesome]](https://github.com/rubenv/sql-migrate) [![godoc][GoDoc]](https://godoc.org/github.com/rubenv/sql-migrate) * [goose](https://github.com/pressly/goose) **star:1559** Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts. [![There was an update last week][Green]](https://github.com/pressly/goose) [![godoc][GoDoc]](https://godoc.org/github.com/pressly/goose) * [skeema](https://github.com/skeema/skeema) **star:842** Pure-SQL schema management system for MySQL, with support for sharding and external online schema change tools. [![There was an update last week][Green]](https://github.com/skeema/skeema) [![godoc][GoDoc]](https://godoc.org/github.com/skeema/skeema) * [soda](https://github.com/gobuffalo/pop/tree/master/soda) Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite. * [gormigrate](https://github.com/go-gormigrate/gormigrate) **star:555** Database schema migration helper for Gorm ORM. [![godoc][GoDoc]](https://godoc.org/github.com/go-gormigrate/gormigrate) * [darwin](https://github.com/GuiaBolso/darwin) **star:111** Database schema evolution library for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/GuiaBolso/darwin) [![godoc][GoDoc]](https://godoc.org/github.com/GuiaBolso/darwin) * [migrator](https://github.com/lopezator/migrator) **star:106** Dead simple Go database migration library. [![godoc][GoDoc]](https://godoc.org/github.com/lopezator/migrator) * [go-pg-migrations](https://github.com/robinjoseph08/go-pg-migrations) **star:72** A Go package to help write migrations with go-pg/pg. [![godoc][GoDoc]](https://godoc.org/github.com/robinjoseph08/go-pg-migrations) * [go-fixtures](https://github.com/RichardKnop/go-fixtures) **star:25** Django style fixtures for Golang's excellent built-in database/sql library. [![It hasn't been updated in the last year][Yellow]](https://github.com/RichardKnop/go-fixtures) [![godoc][GoDoc]](https://godoc.org/github.com/RichardKnop/go-fixtures) * [pravasan](https://github.com/pravasan/pravasan) **star:24** Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc. [![It hasn't been updated in the last year][Yellow]](https://github.com/pravasan/pravasan) * [avro](https://github.com/khezen/avro) **star:21** Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes. [![godoc][GoDoc]](https://godoc.org/github.com/khezen/avro) * [schema](https://github.com/adlio/schema) **star:7** Library to embed schema migrations for database/sql-compatible databases inside your Go binaries. [![godoc][GoDoc]](https://godoc.org/github.com/adlio/schema) * [go-pg-migrate](https://github.com/lawzava/go-pg-migrate) **star:4** CLI-friendly package for go-pg migrations management. [![godoc][GoDoc]](https://godoc.org/github.com/lawzava/go-pg-migrate) *Database tools.* * [vitess](https://github.com/youtube/vitess) **star:11385** vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services. [![star > 2000][Awesome]](https://github.com/youtube/vitess) [![There was an update last week][Green]](https://github.com/youtube/vitess) [![godoc][GoDoc]](https://godoc.org/github.com/youtube/vitess) * [pgweb](https://github.com/sosedoff/pgweb) **star:6758** Web-based PostgreSQL database browser. [![star > 2000][Awesome]](https://github.com/sosedoff/pgweb) [![godoc][GoDoc]](https://godoc.org/github.com/sosedoff/pgweb) * [kingshard](https://github.com/flike/kingshard) **star:5556** kingshard is a high performance proxy for MySQL powered by Golang. [![star > 2000][Awesome]](https://github.com/flike/kingshard) [![godoc][GoDoc]](https://godoc.org/github.com/flike/kingshard) [![Contains Chinese documents][CN]](https://github.com/flike/kingshard) * [orchestrator](https://github.com/github/orchestrator) **star:3942** MySQL replication topology manager & visualizer. [![star > 2000][Awesome]](https://github.com/github/orchestrator) [![There was an update last week][Green]](https://github.com/github/orchestrator) [![godoc][GoDoc]](https://godoc.org/github.com/github/orchestrator) * [go-mysql-elasticsearch](https://github.com/siddontang/go-mysql-elasticsearch) **star:3338** Sync your MySQL data into Elasticsearch automatically. [![star > 2000][Awesome]](https://github.com/siddontang/go-mysql-elasticsearch) [![godoc][GoDoc]](https://godoc.org/github.com/siddontang/go-mysql-elasticsearch) * [go-mysql](https://github.com/siddontang/go-mysql) **star:2837** Go toolset to handle MySQL protocol and replication. [![star > 2000][Awesome]](https://github.com/siddontang/go-mysql) [![There was an update last week][Green]](https://github.com/siddontang/go-mysql) [![godoc][GoDoc]](https://godoc.org/github.com/siddontang/go-mysql) * [pREST](https://github.com/prest/prest) **star:2560** Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new. [![star > 2000][Awesome]](https://github.com/prest/prest) [![There was an update last week][Green]](https://github.com/prest/prest) [![godoc][GoDoc]](https://godoc.org/github.com/prest/prest) * [chproxy](https://github.com/Vertamedia/chproxy) **star:556** HTTP proxy for ClickHouse database. [![godoc][GoDoc]](https://godoc.org/github.com/Vertamedia/chproxy) * [pg_timetable](https://github.com/cybertec-postgresql/pg_timetable) **star:364** Advanced scheduling for PostgreSQL. [![godoc][GoDoc]](https://godoc.org/github.com/cybertec-postgresql/pg_timetable) * [clickhouse-bulk](https://github.com/nikepan/clickhouse-bulk) **star:257** Collects small insterts and sends big requests to ClickHouse servers. [![godoc][GoDoc]](https://godoc.org/github.com/nikepan/clickhouse-bulk) * [myreplication](https://github.com/2tvenom/myreplication) **star:172** MySql binary log replication listener. Supports statement and row based replication. [![It hasn't been updated in the last year][Yellow]](https://github.com/2tvenom/myreplication) [![godoc][GoDoc]](https://godoc.org/github.com/2tvenom/myreplication) * [octillery](https://github.com/knocknote/octillery) **star:120** Go package for sharding databases ( Supports every ORM or raw SQL ). [![godoc][GoDoc]](https://godoc.org/github.com/knocknote/octillery) * [dbbench](https://github.com/sj14/dbbench) **star:52** Database benchmarking tool with support for several databases and scripts. [![There was an update last week][Green]](https://github.com/sj14/dbbench) [![godoc][GoDoc]](https://godoc.org/github.com/sj14/dbbench) * [datagen](https://github.com/codingconcepts/datagen) **star:29** A fast data generator that's multi-table aware and supports multi-row DML. [![godoc][GoDoc]](https://godoc.org/github.com/codingconcepts/datagen) * [prep](https://github.com/hexdigest/prep) **star:27** Use prepared SQL statements without changing your code. [![It hasn't been updated in the last year][Yellow]](https://github.com/hexdigest/prep) [![godoc][GoDoc]](https://godoc.org/github.com/hexdigest/prep) * [rwdb](https://github.com/andizzle/rwdb) **star:11** rwdb provides read replica capability for multiple database servers setup. [![It hasn't been updated in the last year][Yellow]](https://github.com/andizzle/rwdb) [![godoc][GoDoc]](https://godoc.org/github.com/andizzle/rwdb) *SQL query builder, libraries for building and using SQL.* * [Squirrel](https://github.com/Masterminds/squirrel) **star:3646** Go library that helps you build SQL queries. [![star > 2000][Awesome]](https://github.com/Masterminds/squirrel) [![godoc][GoDoc]](https://godoc.org/github.com/Masterminds/squirrel) * [xo](https://github.com/knq/xo) **star:2692** Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server. [![star > 2000][Awesome]](https://github.com/knq/xo) [![godoc][GoDoc]](https://godoc.org/github.com/knq/xo) * [gendry](https://github.com/didi/gendry) **star:1158** Non-invasive SQL builder and powerful data binder. [![godoc][GoDoc]](https://godoc.org/github.com/didi/gendry) [![Contains Chinese documents][CN]](https://github.com/didi/gendry) * [goqu](https://github.com/doug-martin/goqu) **star:958** Idiomatic SQL builder and query library. [![godoc][GoDoc]](https://godoc.org/github.com/doug-martin/goqu) * [Dotsql](https://github.com/gchaincl/dotsql) **star:573** Go library that helps you keep sql files in one place and use them with ease. [![godoc][GoDoc]](https://godoc.org/github.com/gchaincl/dotsql) * [ozzo-dbx](https://github.com/go-ozzo/ozzo-dbx) **star:517** Powerful data retrieval methods as well as DB-agnostic query building capabilities. [![godoc][GoDoc]](https://godoc.org/github.com/go-ozzo/ozzo-dbx) * [jet](https://github.com/go-jet/jet) **star:355** Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure. [![godoc][GoDoc]](https://godoc.org/github.com/go-jet/jet) * [dbq](https://github.com/rocketlaunchr/dbq) **star:262** Zero boilerplate database operations for Go. [![godoc][GoDoc]](https://godoc.org/github.com/rocketlaunchr/dbq) * [sqrl](https://github.com/elgris/sqrl) **star:216** SQL query builder, fork of Squirrel with improved performance. [![There was an update last week][Green]](https://github.com/elgris/sqrl) [![godoc][GoDoc]](https://godoc.org/github.com/elgris/sqrl) * [Squalus](https://gitlab.com/qosenergy/squalus) Thin layer over the Go SQL package that makes it easier to perform queries. * [sqlingo](https://github.com/lqs/sqlingo) **star:137** A lightweight DSL to build SQL in Go. [![godoc][GoDoc]](https://godoc.org/github.com/lqs/sqlingo) * [sq](https://github.com/bokwoon95/go-structured-query) **star:96** Type-safe SQL builder and struct mapper for Go. [![godoc][GoDoc]](https://godoc.org/github.com/bokwoon95/go-structured-query) * [igor](https://github.com/galeone/igor) **star:83** Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax. [![godoc][GoDoc]](https://godoc.org/github.com/galeone/igor) * [godbal](https://github.com/xujiajun/godbal) **star:51** Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily. [![It hasn't been updated in the last year][Yellow]](https://github.com/xujiajun/godbal) [![godoc][GoDoc]](https://godoc.org/github.com/xujiajun/godbal) * [buildsqlx](https://github.com/arthurkushman/buildsqlx) **star:26** Go database query builder library for PostgreSQL. [![godoc][GoDoc]](https://godoc.org/github.com/arthurkushman/buildsqlx) * [qry](https://github.com/HnH/qry) **star:20** Tool that generates constants from files with raw SQL queries. [![godoc][GoDoc]](https://godoc.org/github.com/HnH/qry) * [sqlf](https://github.com/leporo/sqlf) **star:16** Fast SQL query builder. [![It hasn't been updated in the last year][Yellow]](https://github.com/leporo/sqlf) [![godoc][GoDoc]](https://godoc.org/github.com/leporo/sqlf) * [gosql](https://github.com/twharmon/gosql) **star:15** SQL Query builder with better null values support. [![godoc][GoDoc]](https://godoc.org/github.com/twharmon/gosql) * [hasql](https://golang.yandex/hasql) Library for accessing multi-host SQL database installations. * [mpath](https://github.com/spacetab-io/mpath-go) **star:7** MPTT (Modified Preorder Tree Traversal) package for SQL records - materialized path realisation. [![It hasn't been updated in the last year][Yellow]](https://github.com/spacetab-io/mpath-go) [![godoc][GoDoc]](https://godoc.org/github.com/spacetab-io/mpath-go) * [ormlite](https://github.com/pupizoid/ormlite) Lightweight package containing some ORM-like features and helpers for sqlite databases. ## Database Drivers *Libraries for connecting and operating databases.* * Relational Databases * [go-sql-driver/mysql](https://github.com/go-sql-driver/mysql) **star:10490** MySQL driver for Go. [![star > 2000][Awesome]](https://github.com/go-sql-driver/mysql) [![godoc][GoDoc]](https://godoc.org/github.com/go-sql-driver/mysql) * [pq](https://github.com/lib/pq) **star:6370** Pure Go Postgres driver for database/sql. [![star > 2000][Awesome]](https://github.com/lib/pq) [![godoc][GoDoc]](https://godoc.org/github.com/lib/pq) * [go-sqlite3](https://github.com/mattn/go-sqlite3) **star:4608** SQLite3 driver for go that uses database/sql. [![star > 2000][Awesome]](https://github.com/mattn/go-sqlite3) [![There was an update last week][Green]](https://github.com/mattn/go-sqlite3) * [pgx](https://github.com/jackc/pgx) **star:3696** PostgreSQL driver supporting features beyond those exposed by database/sql. [![star > 2000][Awesome]](https://github.com/jackc/pgx) [![There was an update last week][Green]](https://github.com/jackc/pgx) [![godoc][GoDoc]](https://godoc.org/github.com/jackc/pgx) * [go-mssqldb](https://github.com/denisenkom/go-mssqldb) **star:1337** Microsoft MSSQL driver for Go. [![There was an update last week][Green]](https://github.com/denisenkom/go-mssqldb) [![godoc][GoDoc]](https://godoc.org/github.com/denisenkom/go-mssqldb) * [go-oci8](https://github.com/mattn/go-oci8) **star:532** Oracle driver for go that uses database/sql. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-oci8) * [godror](https://github.com/godror/godror) **star:219** Oracle driver for Go, using the ODPI-C driver. [![There was an update last week][Green]](https://github.com/godror/godror) * [firebirdsql](https://github.com/nakagami/firebirdsql) **star:137** Firebird RDBMS SQL driver for Go. [![There was an update last week][Green]](https://github.com/nakagami/firebirdsql) [![godoc][GoDoc]](https://godoc.org/github.com/nakagami/firebirdsql) * [go-adodb](https://github.com/mattn/go-adodb) **star:118** Microsoft ActiveX Object DataBase driver for go that uses database/sql. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-adodb) * [gofreetds](https://github.com/minus5/gofreetds) **star:105** Microsoft MSSQL driver. Go wrapper over [FreeTDS](http://www.freetds.org). [![godoc][GoDoc]](https://godoc.org/github.com/minus5/gofreetds) * [avatica](https://github.com/apache/calcite-avatica-go) **star:63** Apache Avatica/Phoenix SQL driver for database/sql. [![godoc][GoDoc]](https://godoc.org/github.com/apache/calcite-avatica-go) * [Sqinn-Go](https://github.com/cvilsmeier/sqinn-go) **star:33** SQLite with pure Go. [![godoc][GoDoc]](https://godoc.org/github.com/cvilsmeier/sqinn-go) * [bgc](https://github.com/viant/bgc) **star:15** Datastore Connectivity for BigQuery for go. [![It hasn't been updated in the last year][Yellow]](https://github.com/viant/bgc) [![godoc][GoDoc]](https://godoc.org/github.com/viant/bgc) * NoSQL Databases * [redis](https://github.com/go-redis/redis) **star:10742** Redis client for Golang. [![star > 2000][Awesome]](https://github.com/go-redis/redis) [![There was an update last week][Green]](https://github.com/go-redis/redis) [![godoc][GoDoc]](https://godoc.org/github.com/go-redis/redis) * [redigo](https://github.com/gomodule/redigo) **star:8174** Redigo is a Go client for the Redis database. [![star > 2000][Awesome]](https://github.com/gomodule/redigo) [![There was an update last week][Green]](https://github.com/gomodule/redigo) [![godoc][GoDoc]](https://godoc.org/github.com/gomodule/redigo) * [mongo-go-driver](https://github.com/mongodb/mongo-go-driver) **star:5302** Official MongoDB driver for the Go language. [![star > 2000][Awesome]](https://github.com/mongodb/mongo-go-driver) [![There was an update last week][Green]](https://github.com/mongodb/mongo-go-driver) [![godoc][GoDoc]](https://godoc.org/github.com/mongodb/mongo-go-driver) * [mgo](https://github.com/globalsign/mgo) **star:1870** (unmaintained) MongoDB driver for the Go language that implements a rich and well tested selection of features under a very simple API following standard Go idioms. [![godoc][GoDoc]](https://godoc.org/github.com/globalsign/mgo) * [gorethink](https://github.com/dancannon/gorethink) **star:1553** Go language driver for RethinkDB. [![godoc][GoDoc]](https://godoc.org/github.com/dancannon/gorethink) * [qmgo](https://github.com/qiniu/qmgo) **star:406** The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo. [![There was an update last week][Green]](https://github.com/qiniu/qmgo) [![godoc][GoDoc]](https://godoc.org/github.com/qiniu/qmgo) [![Contains Chinese documents][CN]](https://github.com/qiniu/qmgo) * [redeo](https://github.com/bsm/redeo) **star:390** Redis-protocol compatible TCP servers/services. [![godoc][GoDoc]](https://godoc.org/github.com/bsm/redeo) * [neoism](https://github.com/jmcvetta/neoism) **star:373** Neo4j client for Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/jmcvetta/neoism) [![godoc][GoDoc]](https://godoc.org/github.com/jmcvetta/neoism) * [aerospike-client-go](https://github.com/aerospike/aerospike-client-go) **star:351** Aerospike client in Go language. [![godoc][GoDoc]](https://godoc.org/github.com/aerospike/aerospike-client-go) * [gocb](https://github.com/couchbase/gocb) **star:320** Official Couchbase Go SDK. [![There was an update last week][Green]](https://github.com/couchbase/gocb) [![godoc][GoDoc]](https://godoc.org/github.com/couchbase/gocb) * [go-couchbase](https://github.com/couchbase/go-couchbase) **star:308** Couchbase client in Go. [![godoc][GoDoc]](https://godoc.org/github.com/couchbase/go-couchbase) * [mgm](https://github.com/kamva/mgm) **star:243** MongoDB model-based ODM for Go (based on official MongoDB driver). [![godoc][GoDoc]](https://godoc.org/github.com/kamva/mgm) * [go-rejson](https://github.com/nitishm/go-rejson) **star:156** Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease. [![godoc][GoDoc]](https://godoc.org/github.com/nitishm/go-rejson) * [godis](https://github.com/piaohao/godis) **star:87** redis client implement by golang, inspired by jedis. [![godoc][GoDoc]](https://godoc.org/github.com/piaohao/godis) * [Neo4j-GO](https://github.com/davemeehan/Neo4j-GO) **star:76** Neo4j REST Client in golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/davemeehan/Neo4j-GO) [![godoc][GoDoc]](https://godoc.org/github.com/davemeehan/Neo4j-GO) * [arangolite](https://github.com/solher/arangolite) **star:69** Lightweight golang driver for ArangoDB. [![It hasn't been updated in the last year][Yellow]](https://github.com/solher/arangolite) [![godoc][GoDoc]](https://godoc.org/github.com/solher/arangolite) * [go-pilosa](https://github.com/pilosa/go-pilosa) **star:44** Go client library for Pilosa. [![godoc][GoDoc]](https://godoc.org/github.com/pilosa/go-pilosa) * [forestdb](https://github.com/couchbase/goforestdb) **star:29** Go bindings for ForestDB. [![It hasn't been updated in the last year][Yellow]](https://github.com/couchbase/goforestdb) [![godoc][GoDoc]](https://godoc.org/github.com/couchbase/goforestdb) * [goriak](https://github.com/zegl/goriak) **star:26** Go language driver for Riak KV. [![It hasn't been updated in the last year][Yellow]](https://github.com/zegl/goriak) [![godoc][GoDoc]](https://godoc.org/github.com/zegl/goriak) * [neo4j](https://github.com/cihangir/neo4j) **star:26** Neo4j Rest API Bindings for Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/cihangir/neo4j) [![godoc][GoDoc]](https://godoc.org/github.com/cihangir/neo4j) * [xredis](https://github.com/shomali11/xredis) **star:13** Typesafe, customizable, clean & easy to use Redis client. [![It hasn't been updated in the last year][Yellow]](https://github.com/shomali11/xredis) [![godoc][GoDoc]](https://godoc.org/github.com/shomali11/xredis) * [godscache](https://github.com/defcronyke/godscache) **star:8** A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached. [![It hasn't been updated in the last year][Yellow]](https://github.com/defcronyke/godscache) [![godoc][GoDoc]](https://godoc.org/github.com/defcronyke/godscache) * [gomemcache](https://github.com/bradfitz/gomemcache/) memcache client library for the Go programming language. * [asc](https://github.com/viant/asc) **star:6** Datastore Connectivity for Aerospike for go. [![It hasn't been updated in the last year][Yellow]](https://github.com/viant/asc) [![godoc][GoDoc]](https://godoc.org/github.com/viant/asc) * [gocosmos](https://github.com/btnguyen2k/gocosmos) **star:2** REST client and standard `database/sql` driver for Azure Cosmos DB. [![godoc][GoDoc]](https://godoc.org/github.com/btnguyen2k/gocosmos) * [gocql](http://gocql.github.io) Go language driver for Apache Cassandra. * Search and Analytic Databases. * [bleve](https://github.com/blevesearch/bleve) **star:7383** Modern text indexing library for go. [![star > 2000][Awesome]](https://github.com/blevesearch/bleve) [![There was an update last week][Green]](https://github.com/blevesearch/bleve) [![godoc][GoDoc]](https://godoc.org/github.com/blevesearch/bleve) * [elastic](https://github.com/olivere/elastic) **star:5701** Elasticsearch client for Go. [![star > 2000][Awesome]](https://github.com/olivere/elastic) [![There was an update last week][Green]](https://github.com/olivere/elastic) [![godoc][GoDoc]](https://godoc.org/github.com/olivere/elastic) * [riot](https://github.com/go-ego/riot) **star:5623** Go Open Source, Distributed, Simple and efficient Search Engine. [![star > 2000][Awesome]](https://github.com/go-ego/riot) [![godoc][GoDoc]](https://godoc.org/github.com/go-ego/riot) [![Contains Chinese documents][CN]](https://github.com/go-ego/riot) * [go-elasticsearch](https://github.com/elastic/go-elasticsearch) **star:3098** Official Elasticsearch client for Go. [![star > 2000][Awesome]](https://github.com/elastic/go-elasticsearch) [![There was an update last week][Green]](https://github.com/elastic/go-elasticsearch) [![godoc][GoDoc]](https://godoc.org/github.com/elastic/go-elasticsearch) * [elastigo](https://github.com/mattbaird/elastigo) **star:946** Elasticsearch client library. [![It hasn't been updated in the last year][Yellow]](https://github.com/mattbaird/elastigo) [![godoc][GoDoc]](https://godoc.org/github.com/mattbaird/elastigo) * [elasticsql](https://github.com/cch123/elasticsql) **star:667** Convert sql to elasticsearch dsl in Go. [![godoc][GoDoc]](https://godoc.org/github.com/cch123/elasticsql) * [skizze](https://github.com/seiflotfy/skizze) **star:75** probabilistic data-structures service and storage. [![It hasn't been updated in the last year][Yellow]](https://github.com/seiflotfy/skizze) [![godoc][GoDoc]](https://godoc.org/github.com/seiflotfy/skizze) * [goes](https://github.com/OwnLocal/goes) **star:24** Library to interact with Elasticsearch. [![godoc][GoDoc]](https://godoc.org/github.com/OwnLocal/goes) * Multiple Backends. * [cayley](https://github.com/google/cayley) **star:13744** Graph database with support for multiple backends. [![star > 2000][Awesome]](https://github.com/google/cayley) [![godoc][GoDoc]](https://godoc.org/github.com/google/cayley) * [gokv](https://github.com/philippgille/gokv) **star:304** Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more). [![godoc][GoDoc]](https://godoc.org/github.com/philippgille/gokv) * [cachego](https://github.com/fabiorphp/cachego) **star:144** Golang Cache component for multiple drivers. [![godoc][GoDoc]](https://godoc.org/github.com/fabiorphp/cachego) * [dsc](https://github.com/viant/dsc) **star:21** Datastore connectivity for SQL, NoSQL, structured files. [![godoc][GoDoc]](https://godoc.org/github.com/viant/dsc) ## Date and Time *Libraries for working with dates and times.* * [now](https://github.com/jinzhu/now) **star:2906** Now is a time toolkit for golang. [![star > 2000][Awesome]](https://github.com/jinzhu/now) [![godoc][GoDoc]](https://godoc.org/github.com/jinzhu/now) * [dateparse](https://github.com/araddon/dateparse) **star:1286** Parse date's without knowing format in advance. [![There was an update last week][Green]](https://github.com/araddon/dateparse) [![godoc][GoDoc]](https://godoc.org/github.com/araddon/dateparse) * [carbon](https://github.com/uniplaces/carbon) **star:545** Simple Time extension with a lot of util methods, ported from PHP Carbon library. [![godoc][GoDoc]](https://godoc.org/github.com/uniplaces/carbon) * [durafmt](https://github.com/hako/durafmt) **star:341** Time duration formatting library for Go. [![There was an update last week][Green]](https://github.com/hako/durafmt) [![godoc][GoDoc]](https://godoc.org/github.com/hako/durafmt) * [timeutil](https://github.com/leekchan/timeutil) **star:183** Useful extensions (Timedelta, Strftime, ...) to the golang's time package. [![It hasn't been updated in the last year][Yellow]](https://github.com/leekchan/timeutil) [![godoc][GoDoc]](https://godoc.org/github.com/leekchan/timeutil) * [go-persian-calendar](https://github.com/yaa110/go-persian-calendar) **star:91** The implementation of the Persian (Solar Hijri) Calendar in Go (golang). [![godoc][GoDoc]](https://godoc.org/github.com/yaa110/go-persian-calendar) * [iso8601](https://github.com/relvacode/iso8601) **star:84** Efficiently parse ISO8601 date-times without regex. [![godoc][GoDoc]](https://godoc.org/github.com/relvacode/iso8601) * [timespan](https://github.com/SaidinWoT/timespan) **star:74** For interacting with intervals of time, defined as a start time and a duration. [![It hasn't been updated in the last year][Yellow]](https://github.com/SaidinWoT/timespan) [![godoc][GoDoc]](https://godoc.org/github.com/SaidinWoT/timespan) * [date](https://github.com/rickb777/date) **star:58** Augments Time for working with dates, date ranges, time spans, periods, and time-of-day. [![godoc][GoDoc]](https://godoc.org/github.com/rickb777/date) * [feiertage](https://github.com/wlbr/feiertage) **star:35** Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving... [![godoc][GoDoc]](https://godoc.org/github.com/wlbr/feiertage) * [go-sunrise](https://github.com/nathan-osman/go-sunrise) **star:31** Calculate the sunrise and sunset times for a given location. [![godoc][GoDoc]](https://godoc.org/github.com/nathan-osman/go-sunrise) * [go-str2duration](https://github.com/xhit/go-str2duration) **star:19** Convert string to duration. Support time.Duration returned string and more. [![godoc][GoDoc]](https://godoc.org/github.com/xhit/go-str2duration) * [kair](https://github.com/GuilhermeCaruso/kair) **star:18** Date and Time - Golang Formatting Library. [![godoc][GoDoc]](https://godoc.org/github.com/GuilhermeCaruso/kair) * [NullTime](https://github.com/kirillDanshin/nulltime) **star:11** Nullable `time.Time`. [![It hasn't been updated in the last year][Yellow]](https://github.com/kirillDanshin/nulltime) [![godoc][GoDoc]](https://godoc.org/github.com/kirillDanshin/nulltime) * [tuesday](https://github.com/osteele/tuesday) **star:9** Ruby-compatible Strftime function. [![It hasn't been updated in the last year][Yellow]](https://github.com/osteele/tuesday) [![godoc][GoDoc]](https://godoc.org/github.com/osteele/tuesday) * [cronrange](https://github.com/1set/cronrange) **star:8** Parses Cron-style time range expressions, checks if the given time is within any ranges. [![It hasn't been updated in the last year][Yellow]](https://github.com/1set/cronrange) [![godoc][GoDoc]](https://godoc.org/github.com/1set/cronrange) * [strftime](https://github.com/awoodbeck/strftime) **star:7** C99-compatible strftime formatter. [![It hasn't been updated in the last year][Yellow]](https://github.com/awoodbeck/strftime) [![godoc][GoDoc]](https://godoc.org/github.com/awoodbeck/strftime) * [go-week](https://github.com/stoewer/go-week) **star:4** An efficient package to work with ISO8601 week dates. [![godoc][GoDoc]](https://godoc.org/github.com/stoewer/go-week) ## Distributed Systems *Packages that help with building Distributed Systems.* * [go-kit](https://github.com/go-kit/kit) **star:19337** Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc. [![star > 2000][Awesome]](https://github.com/go-kit/kit) [![There was an update last week][Green]](https://github.com/go-kit/kit) [![godoc][GoDoc]](https://godoc.org/github.com/go-kit/kit) * [go-micro](https://github.com/micro/go-micro) **star:15372** A distributed systems development framework. [![star > 2000][Awesome]](https://github.com/micro/go-micro) [![There was an update last week][Green]](https://github.com/micro/go-micro) [![godoc][GoDoc]](https://godoc.org/github.com/micro/go-micro) * [grpc-go](https://github.com/grpc/grpc-go) **star:13112** The Go language implementation of gRPC. HTTP/2 based RPC. [![star > 2000][Awesome]](https://github.com/grpc/grpc-go) [![There was an update last week][Green]](https://github.com/grpc/grpc-go) [![godoc][GoDoc]](https://godoc.org/github.com/grpc/grpc-go) * [micro](https://github.com/micro/micro) **star:9693** A distributed systems runtime for the cloud and beyond. [![star > 2000][Awesome]](https://github.com/micro/micro) [![There was an update last week][Green]](https://github.com/micro/micro) [![godoc][GoDoc]](https://godoc.org/github.com/micro/micro) * [NATS](https://github.com/nats-io/gnatsd) **star:8854** Lightweight, high performance messaging system for microservices, IoT, and cloud native systems. [![star > 2000][Awesome]](https://github.com/nats-io/gnatsd) [![There was an update last week][Green]](https://github.com/nats-io/gnatsd) [![godoc][GoDoc]](https://godoc.org/github.com/nats-io/gnatsd) * [rpcx](https://github.com/smallnest/rpcx) **star:5433** Distributed pluggable RPC service framework like alibaba Dubbo. [![star > 2000][Awesome]](https://github.com/smallnest/rpcx) [![There was an update last week][Green]](https://github.com/smallnest/rpcx) [![godoc][GoDoc]](https://godoc.org/github.com/smallnest/rpcx) * [raft](https://github.com/hashicorp/raft) **star:4311** Golang implementation of the Raft consensus protocol, by HashiCorp. [![star > 2000][Awesome]](https://github.com/hashicorp/raft) [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/raft) * [raft](https://github.com/coreos/etcd/tree/master/raft) Go implementation of the Raft consensus protocol, by CoreOS. * [tendermint](https://github.com/tendermint/tendermint) **star:3926** High-performance middleware for transforming a state machine written in any programming language into a Byzantine Fault Tolerant replicated state machine using the Tendermint consensus and blockchain protocols. [![star > 2000][Awesome]](https://github.com/tendermint/tendermint) [![There was an update last week][Green]](https://github.com/tendermint/tendermint) [![godoc][GoDoc]](https://godoc.org/github.com/tendermint/tendermint) * [torrent](https://github.com/anacrolix/torrent) **star:3780** BitTorrent client package. [![star > 2000][Awesome]](https://github.com/anacrolix/torrent) [![There was an update last week][Green]](https://github.com/anacrolix/torrent) [![godoc][GoDoc]](https://godoc.org/github.com/anacrolix/torrent) * [KrakenD](https://github.com/devopsfaith/krakend) **star:3534** Ultra performant API Gateway framework with middlewares. [![star > 2000][Awesome]](https://github.com/devopsfaith/krakend) [![There was an update last week][Green]](https://github.com/devopsfaith/krakend) [![godoc][GoDoc]](https://godoc.org/github.com/devopsfaith/krakend) * [dragonboat](https://github.com/lni/dragonboat) **star:3484** A feature complete and high performance multi-group Raft library in Go. [![star > 2000][Awesome]](https://github.com/lni/dragonboat) [![There was an update last week][Green]](https://github.com/lni/dragonboat) [![godoc][GoDoc]](https://godoc.org/github.com/lni/dragonboat) [![Contains Chinese documents][CN]](https://github.com/lni/dragonboat) * [glow](https://github.com/chrislusf/glow) **star:2923** Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go. [![star > 2000][Awesome]](https://github.com/chrislusf/glow) [![It hasn't been updated in the last year][Yellow]](https://github.com/chrislusf/glow) [![godoc][GoDoc]](https://godoc.org/github.com/chrislusf/glow) * [gleam](https://github.com/chrislusf/gleam) **star:2737** Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed. [![star > 2000][Awesome]](https://github.com/chrislusf/gleam) [![godoc][GoDoc]](https://godoc.org/github.com/chrislusf/gleam) * [emitter-io](https://github.com/emitter-io/emitter) **star:2731** High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love. [![star > 2000][Awesome]](https://github.com/emitter-io/emitter) [![There was an update last week][Green]](https://github.com/emitter-io/emitter) [![godoc][GoDoc]](https://godoc.org/github.com/emitter-io/emitter) * [liftbridge](https://github.com/liftbridge-io/liftbridge) **star:1992** Lightweight, fault-tolerant message streams for NATS. [![There was an update last week][Green]](https://github.com/liftbridge-io/liftbridge) [![godoc][GoDoc]](https://godoc.org/github.com/liftbridge-io/liftbridge) * [hprose](https://github.com/hprose/hprose-golang) **star:1133** Very newbility RPC Library, support 25+ languages now. [![godoc][GoDoc]](https://godoc.org/github.com/hprose/hprose-golang) [![Contains Chinese documents][CN]](https://github.com/hprose/hprose-golang) * [ringpop-go](https://github.com/uber/ringpop-go) **star:659** Scalable, fault-tolerant application-layer sharding for Go applications. [![godoc][GoDoc]](https://godoc.org/github.com/uber/ringpop-go) * [gorpc](https://github.com/valyala/gorpc) **star:624** Simple, fast and scalable RPC library for high load. [![It hasn't been updated in the last year][Yellow]](https://github.com/valyala/gorpc) [![godoc][GoDoc]](https://godoc.org/github.com/valyala/gorpc) * [go-health](https://github.com/InVisionApp/go-health) **star:583** Library for enabling asynchronous dependency health checks in your service. [![It hasn't been updated in the last year][Yellow]](https://github.com/InVisionApp/go-health) [![godoc][GoDoc]](https://godoc.org/github.com/InVisionApp/go-health) * [rain](https://github.com/cenkalti/rain) **star:563** BitTorrent client and library. [![godoc][GoDoc]](https://godoc.org/github.com/cenkalti/rain) * [digota](https://github.com/digota/digota) **star:379** grpc ecommerce microservice. [![It hasn't been updated in the last year][Yellow]](https://github.com/digota/digota) [![godoc][GoDoc]](https://godoc.org/github.com/digota/digota) * [dot](https://github.com/dotchain/dot/) distributed sync using operational transformation/OT. * [consistent](https://github.com/buraksezer/consistent) **star:358** Consistent hashing with bounded loads. [![It hasn't been updated in the last year][Yellow]](https://github.com/buraksezer/consistent) [![godoc][GoDoc]](https://godoc.org/github.com/buraksezer/consistent) * [redis-lock](https://github.com/bsm/redislock) **star:354** Simplified distributed locking implementation using Redis. [![godoc][GoDoc]](https://godoc.org/github.com/bsm/redislock) * [resgate](https://resgate.io/) Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly. * [go-sundheit](https://github.com/AppsFlyer/go-sundheit) **star:351** A library built to provide support for defining async service health checks for golang services. [![There was an update last week][Green]](https://github.com/AppsFlyer/go-sundheit) [![godoc][GoDoc]](https://godoc.org/github.com/AppsFlyer/go-sundheit) * [sleuth](https://github.com/ursiform/sleuth) **star:331** Library for master-less p2p auto-discovery and RPC between HTTP services (using [ZeroMQ](https://github.com/zeromq/libzmq)). [![It hasn't been updated in the last year][Yellow]](https://github.com/ursiform/sleuth) [![godoc][GoDoc]](https://godoc.org/github.com/ursiform/sleuth) * [go-jump](https://github.com/dgryski/go-jump) **star:310** Port of Google's "Jump" Consistent Hash function. [![It hasn't been updated in the last year][Yellow]](https://github.com/dgryski/go-jump) [![godoc][GoDoc]](https://godoc.org/github.com/dgryski/go-jump) * [dht](https://github.com/anacrolix/dht) **star:181** BitTorrent Kademlia DHT implementation. [![godoc][GoDoc]](https://godoc.org/github.com/anacrolix/dht) * [jsonrpc](https://github.com/ybbus/jsonrpc) **star:163** JSON-RPC 2.0 HTTP client implementation. [![godoc][GoDoc]](https://godoc.org/github.com/ybbus/jsonrpc) * [arpc](https://github.com/lesismal/arpc) **star:154** More effective network communication, support two-way-calling, notify, broadcast. [![godoc][GoDoc]](https://godoc.org/github.com/lesismal/arpc) * [jsonrpc](https://github.com/osamingo/jsonrpc) **star:140** The jsonrpc package helps implement of JSON-RPC 2.0. [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/jsonrpc) * [celeriac](https://github.com/svcavallar/celeriac.v1) **star:62** Library for adding support for interacting and monitoring Celery workers, tasks and events in Go. [![godoc][GoDoc]](https://godoc.org/github.com/svcavallar/celeriac.v1) * [doublejump](https://github.com/edwingeng/doublejump) **star:57** A revamped Google's jump consistent hash. [![godoc][GoDoc]](https://godoc.org/github.com/edwingeng/doublejump) * [Semaphore](https://github.com/jexia/semaphore) **star:50** A straightforward (micro) service orchestrator. [![godoc][GoDoc]](https://godoc.org/github.com/jexia/semaphore) * [outboxer](https://github.com/italolelis/outboxer) **star:47** Outboxer is a go library that implements the outbox pattern. [![There was an update last week][Green]](https://github.com/italolelis/outboxer) [![godoc][GoDoc]](https://godoc.org/github.com/italolelis/outboxer) * [pglock](https://cirello.io/pglock) PostgreSQL-backed distributed locking implementation. * [pjrpc](https://gitlab.com/pjrpc/pjrpc) Golang JSON-RPC Server-Client with Protobuf spec. * [flowgraph](https://github.com/vectaport/flowgraph) **star:38** flow-based programming package. [![godoc][GoDoc]](https://godoc.org/github.com/vectaport/flowgraph) * [drmaa](https://github.com/dgruber/drmaa) **star:29** Job submission library for cluster schedulers based on the DRMAA standard. [![godoc][GoDoc]](https://godoc.org/github.com/dgruber/drmaa) * [dynamolock](https://cirello.io/dynamolock) DynamoDB-backed distributed locking implementation. * [go-pdu](https://github.com/pdupub/go-pdu) **star:24** A decentralized identity-based social network. [![There was an update last week][Green]](https://github.com/pdupub/go-pdu) [![godoc][GoDoc]](https://godoc.org/github.com/pdupub/go-pdu) * [go-mysql-lock](https://github.com/sanketplus/go-mysql-lock) **star:19** MySQL based distributed lock. [![There was an update last week][Green]](https://github.com/sanketplus/go-mysql-lock) [![godoc][GoDoc]](https://godoc.org/github.com/sanketplus/go-mysql-lock) * [dynatomic](https://github.com/tylfin/dynatomic) **star:14** A library for using DynamoDB as an atomic counter. [![godoc][GoDoc]](https://godoc.org/github.com/tylfin/dynatomic) * [gmsec](https://github.com/gmsec/micro) **star:9** A Go distributed systems development framework. [![godoc][GoDoc]](https://godoc.org/github.com/gmsec/micro) * [consistenthash](https://github.com/mbrostami/consistenthash) **star:5** Consistent hashing with configurable replicas. [![godoc][GoDoc]](https://godoc.org/github.com/mbrostami/consistenthash) ## Dynamic DNS *Tools for updating dynamic DNS records.* * [GoDNS](https://github.com/timothyye/godns) **star:768** A dynamic DNS client tool, supports DNSPod & HE.net, written in Go. [![There was an update last week][Green]](https://github.com/timothyye/godns) [![godoc][GoDoc]](https://godoc.org/github.com/timothyye/godns) * [DDNS](https://github.com/skibish/ddns) **star:174** Personal DDNS client with Digital Ocean Networking DNS as backend. [![godoc][GoDoc]](https://godoc.org/github.com/skibish/ddns) * [dyndns](https://gitlab.com/alcastle/dyndns) Background Go process to regularly and automatically check your IP Address and make updates to (one or many) Dynamic DNS records for Google domains whenever your address changes. ## Email *Libraries and tools that implement email creation and sending.* * [MailHog](https://github.com/mailhog/MailHog) **star:7879** Email and SMTP testing with web and API interface. [![star > 2000][Awesome]](https://github.com/mailhog/MailHog) [![godoc][GoDoc]](https://godoc.org/github.com/mailhog/MailHog) * [hermes](https://github.com/matcornic/hermes) **star:2178** Golang package that generates clean, responsive HTML e-mails. [![star > 2000][Awesome]](https://github.com/matcornic/hermes) [![godoc][GoDoc]](https://godoc.org/github.com/matcornic/hermes) * [email](https://github.com/jordan-wright/email) **star:1643** A robust and flexible email library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/jordan-wright/email) * [go-imap](https://github.com/emersion/go-imap) **star:1193** IMAP library for clients and servers. [![godoc][GoDoc]](https://godoc.org/github.com/emersion/go-imap) * [chasquid](https://blitiri.com.ar/p/chasquid) SMTP server written in Go. * [SendGrid](https://github.com/sendgrid/sendgrid-go) **star:705** SendGrid's Go library for sending email. [![There was an update last week][Green]](https://github.com/sendgrid/sendgrid-go) [![godoc][GoDoc]](https://godoc.org/github.com/sendgrid/sendgrid-go) * [mailgun-go](https://github.com/mailgun/mailgun-go) **star:500** Go library for sending mail with the Mailgun API. [![godoc][GoDoc]](https://godoc.org/github.com/mailgun/mailgun-go) * [Hectane](https://github.com/hectane/hectane) **star:197** Lightweight SMTP client providing an HTTP API. [![godoc][GoDoc]](https://godoc.org/github.com/hectane/hectane) * [go-message](https://github.com/emersion/go-message) **star:189** Streaming library for the Internet Message Format and mail messages. [![godoc][GoDoc]](https://godoc.org/github.com/emersion/go-message) * [douceur](https://github.com/aymerick/douceur) **star:188** CSS inliner for your HTML emails. [![It hasn't been updated in the last year][Yellow]](https://github.com/aymerick/douceur) [![godoc][GoDoc]](https://godoc.org/github.com/aymerick/douceur) * [email-verifier](https://github.com/AfterShip/email-verifier) **star:154** A Go library for email verification without sending any emails. [![godoc][GoDoc]](https://godoc.org/github.com/AfterShip/email-verifier) * [go-simple-mail](https://github.com/xhit/go-simple-mail) **star:98** Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send. [![godoc][GoDoc]](https://godoc.org/github.com/xhit/go-simple-mail) * [mailchain](https://github.com/mailchain/mailchain) **star:71** Send encrypted emails to blockchain addresses written in Go. [![There was an update last week][Green]](https://github.com/mailchain/mailchain) [![godoc][GoDoc]](https://godoc.org/github.com/mailchain/mailchain) * [go-premailer](https://github.com/vanng822/go-premailer) **star:68** Inline styling for HTML mail in Go. [![godoc][GoDoc]](https://godoc.org/github.com/vanng822/go-premailer) * [go-dkim](https://github.com/toorop/go-dkim) **star:64** DKIM library, to sign & verify email. [![godoc][GoDoc]](https://godoc.org/github.com/toorop/go-dkim) * [smtp](https://github.com/mailhog/smtp) **star:59** SMTP server protocol state machine. [![godoc][GoDoc]](https://godoc.org/github.com/mailhog/smtp) * [go-email-validator](https://github.com/go-email-validator/go-email-validator) **star:8** Modular email validator for syntax, disposable, smtp, etc... checking. [![There was an update last week][Green]](https://github.com/go-email-validator/go-email-validator) [![godoc][GoDoc]](https://godoc.org/github.com/go-email-validator/go-email-validator) ## Embeddable Scripting Languages *Embedding other languages inside your go code.* * [gopher-lua](https://github.com/yuin/gopher-lua) **star:3927** Lua 5.1 VM and compiler written in Go. [![star > 2000][Awesome]](https://github.com/yuin/gopher-lua) [![godoc][GoDoc]](https://godoc.org/github.com/yuin/gopher-lua) * [tengo](https://github.com/d5/tengo) **star:2158** Bytecode compiled script language for Go. [![star > 2000][Awesome]](https://github.com/d5/tengo) [![godoc][GoDoc]](https://godoc.org/github.com/d5/tengo) * [go-lua](https://github.com/Shopify/go-lua) **star:2019** Port of the Lua 5.2 VM to pure Go. [![star > 2000][Awesome]](https://github.com/Shopify/go-lua) [![godoc][GoDoc]](https://godoc.org/github.com/Shopify/go-lua) * [goja](https://github.com/dop251/goja) **star:1975** ECMAScript 5.1(+) implementation in Go. [![There was an update last week][Green]](https://github.com/dop251/goja) [![godoc][GoDoc]](https://godoc.org/github.com/dop251/goja) * [expr](https://github.com/antonmedv/expr) **star:1623** Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing. [![godoc][GoDoc]](https://godoc.org/github.com/antonmedv/expr) * [go-python](https://github.com/sbinet/go-python) **star:1230** naive go bindings to the CPython C-API. [![godoc][GoDoc]](https://godoc.org/github.com/sbinet/go-python) * [anko](https://github.com/mattn/anko) **star:1111** Scriptable interpreter written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/anko) * [go-php](https://github.com/deuill/go-php) **star:779** PHP bindings for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/deuill/go-php) [![godoc][GoDoc]](https://godoc.org/github.com/deuill/go-php) * [go-duktape](https://github.com/olebedev/go-duktape) **star:741** Duktape JavaScript engine bindings for Go. [![godoc][GoDoc]](https://godoc.org/github.com/olebedev/go-duktape) * [cel-go](https://github.com/google/cel-go) **star:692** Fast, portable, non-Turing complete expression evaluation with gradual typing. [![There was an update last week][Green]](https://github.com/google/cel-go) [![godoc][GoDoc]](https://godoc.org/github.com/google/cel-go) * [golua](https://github.com/aarzilli/golua) **star:514** Go bindings for Lua C API. * [gisp](https://github.com/jcla1/gisp) **star:446** Simple LISP in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/jcla1/gisp) [![godoc][GoDoc]](https://godoc.org/github.com/jcla1/gisp) * [gval](https://github.com/PaesslerAG/gval) **star:285** A highly customizable expression language written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/PaesslerAG/gval) * [gentee](https://github.com/gentee/gentee) **star:70** Embeddable scripting programming language. [![godoc][GoDoc]](https://godoc.org/github.com/gentee/gentee) * [binder](https://github.com/alexeyco/binder) **star:48** Go to Lua binding library, based on [gopher-lua](https://github.com/yuin/gopher-lua). [![It hasn't been updated in the last year][Yellow]](https://github.com/alexeyco/binder) [![godoc][GoDoc]](https://godoc.org/github.com/alexeyco/binder) * [purl](https://github.com/ian-kent/purl) **star:30** Perl 5.18.2 embedded in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ian-kent/purl) [![godoc][GoDoc]](https://godoc.org/github.com/ian-kent/purl) * [ngaro](https://github.com/db47h/ngaro) **star:20** Embeddable Ngaro VM implementation enabling scripting in Retro. [![It hasn't been updated in the last year][Yellow]](https://github.com/db47h/ngaro) [![godoc][GoDoc]](https://godoc.org/github.com/db47h/ngaro) * [ecal](https://github.com/krotik/ecal) **star:6** A simple embeddable scripting language which supports concurrent event processing. [![godoc][GoDoc]](https://godoc.org/github.com/krotik/ecal) ## Error Handling *Libraries for handling errors.* * [errors](https://github.com/pkg/errors) **star:6530** Package that provides simple error handling primitives. [![star > 2000][Awesome]](https://github.com/pkg/errors) [![godoc][GoDoc]](https://godoc.org/github.com/pkg/errors) * [go-multierror](https://github.com/hashicorp/go-multierror) **star:1128** Go (golang) package for representing a list of errors as a single error. [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/go-multierror) * [eris](https://github.com/rotisserie/eris) **star:743** A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors. [![godoc][GoDoc]](https://godoc.org/github.com/rotisserie/eris) * [errorx](https://github.com/joomcode/errorx) **star:663** A feature rich error package with stack traces, composition of errors and more. [![godoc][GoDoc]](https://godoc.org/github.com/joomcode/errorx) * [tracerr](https://github.com/ztrue/tracerr) **star:641** Golang errors with stack trace and source fragments. [![It hasn't been updated in the last year][Yellow]](https://github.com/ztrue/tracerr) [![godoc][GoDoc]](https://godoc.org/github.com/ztrue/tracerr) * [errlog](https://github.com/snwfdhmp/errlog) **star:392** Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place. [![godoc][GoDoc]](https://godoc.org/github.com/snwfdhmp/errlog) * [emperror](https://github.com/emperror/emperror) **star:198** Error handling tools and best practices for Go libraries and applications. [![godoc][GoDoc]](https://godoc.org/github.com/emperror/emperror) * [errors](https://github.com/emperror/errors) **star:88** Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives. [![godoc][GoDoc]](https://godoc.org/github.com/emperror/errors) * [errors](https://github.com/bnkamalesh/errors) **star:21** Drop-in replacement for builting Go errors. This is a minimal error handling package with custom error types, user friendly messages, Unwrap & Is. With very easy to use and straightforward helper functions. [![godoc][GoDoc]](https://godoc.org/github.com/bnkamalesh/errors) * [Falcon](https://github.com/SonicRoshan/falcon) **star:6** A Simple Yet Highly Powerful Package For Error Handling. [![It hasn't been updated in the last year][Yellow]](https://github.com/SonicRoshan/falcon) [![godoc][GoDoc]](https://godoc.org/github.com/SonicRoshan/falcon) * [errors](https://github.com/neuronlabs/errors) **star:3** Simple golang error handling with classification primitives. [![It hasn't been updated in the last year][Yellow]](https://github.com/neuronlabs/errors) [![godoc][GoDoc]](https://godoc.org/github.com/neuronlabs/errors) * [errors](https://github.com/PumpkinSeed/errors) **star:2** The most simple error wrapper with awesome performance and minimal memory overhead. [![It hasn't been updated in the last year][Yellow]](https://github.com/PumpkinSeed/errors) [![godoc][GoDoc]](https://godoc.org/github.com/PumpkinSeed/errors) ## File Handling *Libraries for handling files and file systems.* * [afero](https://github.com/spf13/afero) **star:3514** FileSystem Abstraction System for Go. [![star > 2000][Awesome]](https://github.com/spf13/afero) [![godoc][GoDoc]](https://godoc.org/github.com/spf13/afero) * [pdfcpu](https://github.com/pdfcpu/pdfcpu) **star:1907** PDF processor. [![There was an update last week][Green]](https://github.com/pdfcpu/pdfcpu) [![godoc][GoDoc]](https://godoc.org/github.com/pdfcpu/pdfcpu) * [notify](https://github.com/rjeczalik/notify) **star:613** File system event notification library with simple API, similar to os/signal. [![There was an update last week][Green]](https://github.com/rjeczalik/notify) [![godoc][GoDoc]](https://godoc.org/github.com/rjeczalik/notify) * [copy](https://github.com/otiai10/copy) **star:244** Copy directory recursively. [![There was an update last week][Green]](https://github.com/otiai10/copy) [![godoc][GoDoc]](https://godoc.org/github.com/otiai10/copy) * [bigfile](https://github.com/bigfile/bigfile) **star:180** A file transfer system, support to manage files with http api, rpc call and ftp client. [![godoc][GoDoc]](https://godoc.org/github.com/bigfile/bigfile) [![Contains Chinese documents][CN]](https://github.com/bigfile/bigfile) * [afs](https://github.com/viant/afs) **star:120** Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go. [![godoc][GoDoc]](https://godoc.org/github.com/viant/afs) * [vfs](https://github.com/C2FO/vfs) **star:85** A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS. [![There was an update last week][Green]](https://github.com/C2FO/vfs) [![godoc][GoDoc]](https://godoc.org/github.com/C2FO/vfs) * [go-csv-tag](https://github.com/artonge/go-csv-tag) **star:77** Load csv file using tag. [![godoc][GoDoc]](https://godoc.org/github.com/artonge/go-csv-tag) * [opc](https://github.com/qmuntal/opc) **star:66** Load Open Packaging Conventions (OPC) files for Go. [![godoc][GoDoc]](https://godoc.org/github.com/qmuntal/opc) * [skywalker](https://github.com/dixonwille/skywalker) **star:61** Package to allow one to concurrently go through a filesystem with ease. [![It hasn't been updated in the last year][Yellow]](https://github.com/dixonwille/skywalker) [![godoc][GoDoc]](https://godoc.org/github.com/dixonwille/skywalker) * [stl](https://gitlab.com/russoj88/stl) Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading. * [go-exiftool](https://github.com/barasher/go-exiftool) **star:46** Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...). [![godoc][GoDoc]](https://godoc.org/github.com/barasher/go-exiftool) * [tarfs](https://github.com/posener/tarfs) **star:45** Implementation of the [`FileSystem` interface](https://godoc.org/github.com/kr/fs#FileSystem) for tar files. [![godoc][GoDoc]](https://godoc.org/github.com/posener/tarfs) * [checksum](https://github.com/codingsince1985/checksum) **star:31** Compute message digest, like MD5 and SHA256, for large files. [![godoc][GoDoc]](https://godoc.org/github.com/codingsince1985/checksum) * [flop](https://github.com/homedepot/flop) **star:24** File operations library which aims to mirror feature parity with [GNU cp](https://www.gnu.org/software/coreutils/manual/html_node/cp-invocation.html). [![godoc][GoDoc]](https://godoc.org/github.com/homedepot/flop) * [go-gtfs](https://github.com/artonge/go-gtfs) **star:24** Load gtfs files in go. [![godoc][GoDoc]](https://godoc.org/github.com/artonge/go-gtfs) * [baraka](https://github.com/xis/baraka) **star:18** A library to process http file uploads easily. [![There was an update last week][Green]](https://github.com/xis/baraka) [![godoc][GoDoc]](https://godoc.org/github.com/xis/baraka) * [gut/yos](https://github.com/1set/gut) **star:16** Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links. [![godoc][GoDoc]](https://godoc.org/github.com/1set/gut) * [go-decent-copy](https://github.com/hugocarreira/go-decent-copy) **star:13** Copy files for humans. [![It hasn't been updated in the last year][Yellow]](https://github.com/hugocarreira/go-decent-copy) [![godoc][GoDoc]](https://godoc.org/github.com/hugocarreira/go-decent-copy) * [parquet](https://github.com/parsyl/parquet) **star:13** Read and write [parquet](https://parquet.apache.org) files. [![There was an update last week][Green]](https://github.com/parsyl/parquet) [![godoc][GoDoc]](https://godoc.org/github.com/parsyl/parquet) * [todotxt](https://github.com/1set/todotxt) **star:7** Go library for Gina Trapani's [*todo.txt*](http://todotxt.org/) files, supports parsing and manipulating of task lists in the [*todo.txt* format](https://github.com/todotxt/todo.txt). [![godoc][GoDoc]](https://godoc.org/github.com/1set/todotxt) ## Financial *Packages for accounting and finance.* * [decimal](https://github.com/shopspring/decimal) **star:2778** Arbitrary-precision fixed-point decimal numbers. [![star > 2000][Awesome]](https://github.com/shopspring/decimal) [![There was an update last week][Green]](https://github.com/shopspring/decimal) [![godoc][GoDoc]](https://godoc.org/github.com/shopspring/decimal) * [go-money](https://github.com/rhymond/go-money) **star:872** Implementation of Fowler's Money pattern. [![There was an update last week][Green]](https://github.com/rhymond/go-money) [![godoc][GoDoc]](https://godoc.org/github.com/rhymond/go-money) * [accounting](https://github.com/leekchan/accounting) **star:622** money and currency formatting for golang. [![There was an update last week][Green]](https://github.com/leekchan/accounting) [![godoc][GoDoc]](https://godoc.org/github.com/leekchan/accounting) * [go-finance](https://github.com/FlashBoys/go-finance) **star:536** Comprehensive financial markets data in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/FlashBoys/go-finance) [![godoc][GoDoc]](https://godoc.org/github.com/FlashBoys/go-finance) * [techan](https://github.com/sdcoffey/techan) **star:372** Technical analysis library with advanced market analysis and trading strategies. [![godoc][GoDoc]](https://godoc.org/github.com/sdcoffey/techan) * [currency](https://github.com/bojanz/currency) **star:231** Handles currency amounts, provides currency information and formatting. [![godoc][GoDoc]](https://godoc.org/github.com/bojanz/currency) * [orderbook](https://github.com/i25959341/orderbook) **star:178** Matching Engine for Limit Order Book in Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/i25959341/orderbook) [![godoc][GoDoc]](https://godoc.org/github.com/i25959341/orderbook) * [go-finance](https://github.com/alpeb/go-finance) **star:90** Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations. [![godoc][GoDoc]](https://godoc.org/github.com/alpeb/go-finance) * [transaction](https://github.com/claygod/transaction) **star:83** Embedded transactional database of accounts, running in multithreaded mode. [![godoc][GoDoc]](https://godoc.org/github.com/claygod/transaction) * [ofxgo](https://github.com/aclindsa/ofxgo) **star:81** Query OFX servers and/or parse the responses (with example command-line client). [![godoc][GoDoc]](https://godoc.org/github.com/aclindsa/ofxgo) * [vat](https://github.com/dannyvankooten/vat) **star:81** VAT number validation & EU VAT rates. [![There was an update last week][Green]](https://github.com/dannyvankooten/vat) [![godoc][GoDoc]](https://godoc.org/github.com/dannyvankooten/vat) * [go-finnhub](https://github.com/m1/go-finnhub) **star:50** Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges. [![It hasn't been updated in the last year][Yellow]](https://github.com/m1/go-finnhub) [![godoc][GoDoc]](https://godoc.org/github.com/m1/go-finnhub) [![Archived][Archived]](https://github.com/m1/go-finnhub) * [currency](https://github.com/bnkamalesh/currency) **star:38** High performant & accurate currency computation package. [![godoc][GoDoc]](https://godoc.org/github.com/bnkamalesh/currency) * [sleet](https://github.com/BoltApp/sleet) **star:30** One unified interface for multiple Payment Service Providers (PsP) to process online payment. [![There was an update last week][Green]](https://github.com/BoltApp/sleet) [![godoc][GoDoc]](https://godoc.org/github.com/BoltApp/sleet) * [fastme](https://github.com/newity/fastme) **star:19** Fast extensible matching engine Go implementation. [![There was an update last week][Green]](https://github.com/newity/fastme) [![godoc][GoDoc]](https://godoc.org/github.com/newity/fastme) * [go-finance](https://github.com/pieterclaerhout/go-finance) **star:4** Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers. [![It hasn't been updated in the last year][Yellow]](https://github.com/pieterclaerhout/go-finance) [![godoc][GoDoc]](https://godoc.org/github.com/pieterclaerhout/go-finance) ## Forms *Libraries for working with forms.* * [nosurf](https://github.com/justinas/nosurf) **star:1120** CSRF protection middleware for Go. [![godoc][GoDoc]](https://godoc.org/github.com/justinas/nosurf) * [binding](https://github.com/mholt/binding) **star:782** Binds form and JSON data from net/http Request to struct. [![It hasn't been updated in the last year][Yellow]](https://github.com/mholt/binding) [![godoc][GoDoc]](https://godoc.org/github.com/mholt/binding) * [gorilla/csrf](https://github.com/gorilla/csrf) **star:617** CSRF protection for Go web applications & services. [![godoc][GoDoc]](https://godoc.org/github.com/gorilla/csrf) * [form](https://github.com/go-playground/form) **star:446** Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support. [![There was an update last week][Green]](https://github.com/go-playground/form) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/form) * [conform](https://github.com/leebenson/conform) **star:212** Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags. [![godoc][GoDoc]](https://godoc.org/github.com/leebenson/conform) * [formam](https://github.com/monoculum/formam) **star:156** decode form's values into a struct. [![godoc][GoDoc]](https://godoc.org/github.com/monoculum/formam) * [forms](https://github.com/albrow/forms) **star:117** Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files. [![It hasn't been updated in the last year][Yellow]](https://github.com/albrow/forms) [![godoc][GoDoc]](https://godoc.org/github.com/albrow/forms) * [qs](https://github.com/sonh/qs) **star:55** Go module for encoding structs into URL query parameters. [![godoc][GoDoc]](https://godoc.org/github.com/sonh/qs) * [bind](https://github.com/robfig/bind) **star:25** Bind form data to any Go values. [![It hasn't been updated in the last year][Yellow]](https://github.com/robfig/bind) [![godoc][GoDoc]](https://godoc.org/github.com/robfig/bind) * [queryparam](https://github.com/tomwright/queryparam) **star:7** Decode `url.Values` into usable struct values of standard or custom types. [![godoc][GoDoc]](https://godoc.org/github.com/tomwright/queryparam) ## Functional *Packages to support functional programming in Go.* * [go-underscore](https://github.com/tobyhede/go-underscore) **star:1184** Useful collection of helpfully functional Go collection utilities. [![It hasn't been updated in the last year][Yellow]](https://github.com/tobyhede/go-underscore) [![godoc][GoDoc]](https://godoc.org/github.com/tobyhede/go-underscore) * [fpGo](https://github.com/TeaEntityLab/fpGo) **star:162** Monad, Functional Programming features for Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/TeaEntityLab/fpGo) [![godoc][GoDoc]](https://godoc.org/github.com/TeaEntityLab/fpGo) * [fuego](https://github.com/seborama/fuego) **star:83** Functional Experiment in Go. [![godoc][GoDoc]](https://godoc.org/github.com/seborama/fuego) ## Game Development *Awesome game development libraries.* * [Ebiten](https://github.com/hajimehoshi/ebiten) **star:4060** dead simple 2D game library in Go. [![star > 2000][Awesome]](https://github.com/hajimehoshi/ebiten) [![There was an update last week][Green]](https://github.com/hajimehoshi/ebiten) [![godoc][GoDoc]](https://godoc.org/github.com/hajimehoshi/ebiten) * [Leaf](https://github.com/name5566/leaf) **star:3849** Lightweight game server framework. [![star > 2000][Awesome]](https://github.com/name5566/leaf) [![godoc][GoDoc]](https://godoc.org/github.com/name5566/leaf) [![Contains Chinese documents][CN]](https://github.com/name5566/leaf) * [Pixel](https://github.com/faiface/pixel) **star:3353** Hand-crafted 2D game library in Go. [![star > 2000][Awesome]](https://github.com/faiface/pixel) [![godoc][GoDoc]](https://godoc.org/github.com/faiface/pixel) * [goworld](https://github.com/xiaonanln/goworld) **star:1748** Scalable game server engine, featuring space-entity framework and hot-swapping. [![godoc][GoDoc]](https://godoc.org/github.com/xiaonanln/goworld) [![Contains Chinese documents][CN]](https://github.com/xiaonanln/goworld) * [nano](https://github.com/lonng/nano) **star:1577** Lightweight, facility, high performance golang based game server framework. [![godoc][GoDoc]](https://godoc.org/github.com/lonng/nano) [![Contains Chinese documents][CN]](https://github.com/lonng/nano) * [go-sdl2](https://github.com/veandco/go-sdl2) **star:1485** Go bindings for the [Simple DirectMedia Layer](https://www.libsdl.org/). * [engo](https://github.com/EngoEngine/engo) **star:1340** Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm. [![There was an update last week][Green]](https://github.com/EngoEngine/engo) [![godoc][GoDoc]](https://godoc.org/github.com/EngoEngine/engo) * [g3n](https://github.com/g3n/engine) **star:1316** Go 3D Game Engine. [![There was an update last week][Green]](https://github.com/g3n/engine) [![godoc][GoDoc]](https://godoc.org/github.com/g3n/engine) * [termloop](https://github.com/JoelOtter/termloop) **star:1182** Terminal-based game engine for Go, built on top of Termbox. [![godoc][GoDoc]](https://godoc.org/github.com/JoelOtter/termloop) * [gonet](https://github.com/xtaci/gonet) **star:1122** Game server skeleton implemented with golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/xtaci/gonet) [![godoc][GoDoc]](https://godoc.org/github.com/xtaci/gonet) * [Pitaya](https://github.com/topfreegames/pitaya) **star:881** Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK. [![godoc][GoDoc]](https://godoc.org/github.com/topfreegames/pitaya) * [Oak](https://github.com/oakmound/oak) **star:835** Pure Go game engine. [![godoc][GoDoc]](https://godoc.org/github.com/oakmound/oak) * [raylib-go](https://github.com/gen2brain/raylib-go) **star:568** Go bindings for [raylib](http://www.raylib.com/), a simple and easy-to-use library to learn videogames programming. [![There was an update last week][Green]](https://github.com/gen2brain/raylib-go) * [Azul3D](https://github.com/azul3d/engine) **star:471** 3D game engine written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/azul3d/engine) * [go-astar](https://github.com/beefsack/go-astar) **star:408** Go implementation of the A\* path finding algorithm. [![godoc][GoDoc]](https://godoc.org/github.com/beefsack/go-astar) * [go3d](https://github.com/ungerik/go3d) **star:192** Performance oriented 2D/3D math package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/go3d) * [prototype](https://github.com/gonutz/prototype) **star:43** Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API. [![godoc][GoDoc]](https://godoc.org/github.com/gonutz/prototype) * [tile](https://github.com/kelindar/tile) **star:15** Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export. [![godoc][GoDoc]](https://godoc.org/github.com/kelindar/tile) ## Generation and Generics *Tools to enhance the language with features like generics via code generation.* * [go-linq](https://github.com/ahmetalpbalkan/go-linq) **star:2390** .NET LINQ-like query methods for Go. [![star > 2000][Awesome]](https://github.com/ahmetalpbalkan/go-linq) [![godoc][GoDoc]](https://godoc.org/github.com/ahmetalpbalkan/go-linq) * [jennifer](https://github.com/dave/jennifer) **star:1836** Generate arbitrary Go code without templates. [![godoc][GoDoc]](https://godoc.org/github.com/dave/jennifer) * [gen](https://github.com/clipperhouse/gen) **star:1233** Code generation tool for ‘generics’-like functionality. [![It hasn't been updated in the last year][Yellow]](https://github.com/clipperhouse/gen) [![godoc][GoDoc]](https://godoc.org/github.com/clipperhouse/gen) * [goderive](https://github.com/awalterschulze/goderive) **star:841** Derives functions from input types. [![godoc][GoDoc]](https://godoc.org/github.com/awalterschulze/goderive) * [GoWrap](https://github.com/hexdigest/gowrap) **star:445** Generate decorators for Go interfaces using simple templates. [![godoc][GoDoc]](https://godoc.org/github.com/hexdigest/gowrap) * [interfaces](https://github.com/rjeczalik/interfaces) **star:275** Command line tool for generating interface definitions. [![godoc][GoDoc]](https://godoc.org/github.com/rjeczalik/interfaces) * [go-enum](https://github.com/abice/go-enum) **star:164** Code generation for enums from code comments. [![godoc][GoDoc]](https://godoc.org/github.com/abice/go-enum) * [pkgreflect](https://github.com/ungerik/pkgreflect) **star:96** Go preprocessor for package scoped reflection. [![It hasn't been updated in the last year][Yellow]](https://github.com/ungerik/pkgreflect) [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/pkgreflect) * [efaceconv](https://github.com/t0pep0/efaceconv) **star:47** Code generation tool for high performance conversion from interface{} to immutable type without allocations. [![It hasn't been updated in the last year][Yellow]](https://github.com/t0pep0/efaceconv) [![godoc][GoDoc]](https://godoc.org/github.com/t0pep0/efaceconv) * [gotype](https://github.com/wzshiming/gotype) **star:34** Golang source code parsing, usage like reflect package. [![godoc][GoDoc]](https://godoc.org/github.com/wzshiming/gotype) [![Contains Chinese documents][CN]](https://github.com/wzshiming/gotype) * [generis](https://github.com/senselogic/GENERIS) **star:22** Code generation tool providing generics, free-form macros, conditional compilation and HTML templating. * [go-xray](https://github.com/pieterclaerhout/go-xray) **star:16** Helpers for making the use of reflection easier. [![It hasn't been updated in the last year][Yellow]](https://github.com/pieterclaerhout/go-xray) [![godoc][GoDoc]](https://godoc.org/github.com/pieterclaerhout/go-xray) * [typeregistry](https://github.com/xiaoxin01/typeregistry) **star:8** A library to create type dynamically. [![godoc][GoDoc]](https://godoc.org/github.com/xiaoxin01/typeregistry) ## Geographic *Geographic tools and servers* * [Tile38](https://github.com/tidwall/tile38) **star:7252** Geolocation DB with spatial index and realtime geofencing. [![star > 2000][Awesome]](https://github.com/tidwall/tile38) [![There was an update last week][Green]](https://github.com/tidwall/tile38) [![godoc][GoDoc]](https://godoc.org/github.com/tidwall/tile38) * [S2 geometry](https://github.com/golang/geo) **star:1165** S2 geometry library in Go. [![godoc][GoDoc]](https://godoc.org/github.com/golang/geo) * [mbtileserver](https://github.com/consbio/mbtileserver) **star:211** A simple Go-based server for map tiles stored in mbtiles format. [![godoc][GoDoc]](https://godoc.org/github.com/consbio/mbtileserver) * [osm](https://github.com/paulmach/osm) **star:151** Library for reading, writing and working with OpenStreetMap data and APIs. [![There was an update last week][Green]](https://github.com/paulmach/osm) [![godoc][GoDoc]](https://godoc.org/github.com/paulmach/osm) * [geocache](https://github.com/melihmucuk/geocache) **star:128** In-memory cache that is suitable for geolocation based applications. [![It hasn't been updated in the last year][Yellow]](https://github.com/melihmucuk/geocache) [![godoc][GoDoc]](https://godoc.org/github.com/melihmucuk/geocache) * [WGS84](https://github.com/wroge/wgs84) **star:59** Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM). [![godoc][GoDoc]](https://godoc.org/github.com/wroge/wgs84) * [geoserver](https://github.com/hishamkaram/geoserver) **star:45** geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API. [![There was an update last week][Green]](https://github.com/hishamkaram/geoserver) [![godoc][GoDoc]](https://godoc.org/github.com/hishamkaram/geoserver) * [gismanager](https://github.com/hishamkaram/gismanager) **star:37** Publish Your GIS Data(Vector Data) to PostGIS and Geoserver. [![It hasn't been updated in the last year][Yellow]](https://github.com/hishamkaram/gismanager) [![godoc][GoDoc]](https://godoc.org/github.com/hishamkaram/gismanager) * [pbf](https://github.com/maguro/pbf) **star:23** OpenStreetMap PBF golang encoder/decoder. [![There was an update last week][Green]](https://github.com/maguro/pbf) [![godoc][GoDoc]](https://godoc.org/github.com/maguro/pbf) * [S2 geojson](https://github.com/pantrif/s2-geojson) **star:10** Convert geojson to s2 cells & demonstrating some S2 geometry features on map. [![godoc][GoDoc]](https://godoc.org/github.com/pantrif/s2-geojson) ## Go Compilers *Tools for compiling Go to other languages.* * [gopherjs](https://github.com/gopherjs/gopherjs) **star:9926** Compiler from Go to JavaScript. [![star > 2000][Awesome]](https://github.com/gopherjs/gopherjs) [![godoc][GoDoc]](https://godoc.org/github.com/gopherjs/gopherjs) * [tardisgo](https://github.com/tardisgo/tardisgo) **star:404** Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler. [![It hasn't been updated in the last year][Yellow]](https://github.com/tardisgo/tardisgo) [![godoc][GoDoc]](https://godoc.org/github.com/tardisgo/tardisgo) * [c4go](https://github.com/Konstantin8105/c4go) **star:248** Transpile C code to Go code. [![godoc][GoDoc]](https://godoc.org/github.com/Konstantin8105/c4go) * [f4go](https://github.com/Konstantin8105/f4go) **star:23** Transpile FORTRAN 77 code to Go code. [![godoc][GoDoc]](https://godoc.org/github.com/Konstantin8105/f4go) ## Goroutines *Tools for managing and working with Goroutines.* * [ants](https://github.com/panjf2000/ants) **star:4967** A high-performance and low-cost goroutine pool in Go. [![star > 2000][Awesome]](https://github.com/panjf2000/ants) [![godoc][GoDoc]](https://godoc.org/github.com/panjf2000/ants) [![Contains Chinese documents][CN]](https://github.com/panjf2000/ants) * [goworker](https://github.com/benmanns/goworker) **star:2512** goworker is a Go-based background worker. [![star > 2000][Awesome]](https://github.com/benmanns/goworker) [![There was an update last week][Green]](https://github.com/benmanns/goworker) [![godoc][GoDoc]](https://godoc.org/github.com/benmanns/goworker) * [tunny](https://github.com/Jeffail/tunny) **star:1856** Goroutine pool for golang. [![godoc][GoDoc]](https://godoc.org/github.com/Jeffail/tunny) * [grpool](https://github.com/ivpusic/grpool) **star:607** Lightweight Goroutine pool. [![It hasn't been updated in the last year][Yellow]](https://github.com/ivpusic/grpool) [![godoc][GoDoc]](https://godoc.org/github.com/ivpusic/grpool) * [pool](https://github.com/go-playground/pool) **star:589** Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/pool) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/pool) * [workerpool](https://github.com/gammazero/workerpool) **star:457** Goroutine pool that limits the concurrency of task execution, not the number of tasks queued. [![godoc][GoDoc]](https://godoc.org/github.com/gammazero/workerpool) * [gowp](https://github.com/xxjwxc/gowp) **star:255** gowp is concurrency limiting goroutine pool. [![godoc][GoDoc]](https://godoc.org/github.com/xxjwxc/gowp) [![Contains Chinese documents][CN]](https://github.com/xxjwxc/gowp) * [go-floc](https://github.com/workanator/go-floc) **star:184** Orchestrate goroutines with ease. [![godoc][GoDoc]](https://godoc.org/github.com/workanator/go-floc) * [pond](https://github.com/alitto/pond) **star:177** Minimalistic and High-performance goroutine worker pool written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/alitto/pond) * [go-flow](https://github.com/kamildrazkiewicz/go-flow) **star:152** Control goroutines execution order. [![It hasn't been updated in the last year][Yellow]](https://github.com/kamildrazkiewicz/go-flow) [![godoc][GoDoc]](https://godoc.org/github.com/kamildrazkiewicz/go-flow) * [semaphore](https://github.com/marusama/semaphore) **star:106** Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations). [![godoc][GoDoc]](https://godoc.org/github.com/marusama/semaphore) * [artifex](https://github.com/borderstech/artifex) **star:97** Simple in-memory job queue for Golang using worker-based dispatching. [![godoc][GoDoc]](https://godoc.org/github.com/borderstech/artifex) * [breaker](https://github.com/kamilsk/breaker) **star:92** Flexible mechanism to make execution flow interruptible. [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/breaker) * [go-workers](https://github.com/catmullet/go-workers) **star:84** Easily and safely run workers for large data processing pipelines. [![godoc][GoDoc]](https://godoc.org/github.com/catmullet/go-workers) * [semaphore](https://github.com/kamilsk/semaphore) **star:83** Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context. [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/semaphore) * [worker-pool](https://github.com/vardius/worker-pool) **star:73** goworker is a Go simple async worker pool. [![godoc][GoDoc]](https://godoc.org/github.com/vardius/worker-pool) * [gpool](https://github.com/Sherifabdlnaby/gpool) **star:72** manages a resizeable pool of context-aware goroutines to bound concurrency. [![It hasn't been updated in the last year][Yellow]](https://github.com/Sherifabdlnaby/gpool) [![godoc][GoDoc]](https://godoc.org/github.com/Sherifabdlnaby/gpool) * [async](https://github.com/studiosol/async) **star:71** A safe way to execute functions asynchronously, recovering them in case of panic. [![godoc][GoDoc]](https://godoc.org/github.com/studiosol/async) * [neilotoole/errgroup](https://github.com/neilotoole/errgroup) **star:66** Drop-in alternative to `sync/errgroup`, limited to a pool of N worker goroutines. [![godoc][GoDoc]](https://godoc.org/github.com/neilotoole/errgroup) * [cyclicbarrier](https://github.com/marusama/cyclicbarrier) **star:59** CyclicBarrier for golang. [![godoc][GoDoc]](https://godoc.org/github.com/marusama/cyclicbarrier) * [threadpool](https://github.com/shettyh/threadpool) **star:53** Golang threadpool implementation. [![godoc][GoDoc]](https://godoc.org/github.com/shettyh/threadpool) * [gollback](https://github.com/vardius/gollback) **star:51** asynchronous simple function utilities, for managing execution of closures and callbacks. [![godoc][GoDoc]](https://godoc.org/github.com/vardius/gollback) * [Hunch](https://github.com/AaronJan/Hunch) **star:42** Hunch provides functions like: `All`, `First`, `Retry`, `Waterfall` etc., that makes asynchronous flow control more intuitive. [![godoc][GoDoc]](https://godoc.org/github.com/AaronJan/Hunch) * [routine](https://github.com/x-mod/routine) **star:39** go routine control with context, support: Main, Go, Pool and some useful Executors. [![godoc][GoDoc]](https://godoc.org/github.com/x-mod/routine) * [kyoo](https://github.com/dirkaholic/kyoo) **star:32** Provides an unlimited job queue and concurrent worker pools. [![godoc][GoDoc]](https://godoc.org/github.com/dirkaholic/kyoo) * [parallel-fn](https://github.com/rafaeljesus/parallel-fn) **star:29** Run functions in parallel. [![It hasn't been updated in the last year][Yellow]](https://github.com/rafaeljesus/parallel-fn) [![godoc][GoDoc]](https://godoc.org/github.com/rafaeljesus/parallel-fn) * [nursery](https://github.com/arunsworld/nursery) **star:23** Structured concurrency in Go. [![godoc][GoDoc]](https://godoc.org/github.com/arunsworld/nursery) * [oversight](https://cirello.io/oversight) Oversight is a complete implementation of the Erlang supervision trees. * [async](https://github.com/reugn/async) **star:20** An alternative sync library for Go (Future, Promise, Locks). [![godoc][GoDoc]](https://godoc.org/github.com/reugn/async) * [goccm](https://github.com/zenthangplus/goccm) **star:18** Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently. [![godoc][GoDoc]](https://godoc.org/github.com/zenthangplus/goccm) * [stl](https://github.com/ssgreg/stl) **star:18** Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism. [![godoc][GoDoc]](https://godoc.org/github.com/ssgreg/stl) * [go-waitgroup](https://github.com/pieterclaerhout/go-waitgroup) **star:16** Like `sync.WaitGroup` with error handling and concurrency control. [![godoc][GoDoc]](https://godoc.org/github.com/pieterclaerhout/go-waitgroup) * [go-trylock](https://github.com/subchen/go-trylock) **star:13** TryLock support on read-write lock for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/subchen/go-trylock) * [gohive](https://github.com/loveleshsharma/gohive) **star:13** A highly performant and easy to use Goroutine pool for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/loveleshsharma/gohive) [![godoc][GoDoc]](https://godoc.org/github.com/loveleshsharma/gohive) * [conexec](https://github.com/ITcathyh/conexec) **star:10** A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency. [![godoc][GoDoc]](https://godoc.org/github.com/ITcathyh/conexec) * [queue](https://github.com/AnikHasibul/queue) **star:9** Gives you a `sync.WaitGroup` like queue group accessibility. Helps you to throttle and limit goroutines, wait for the end of the all goroutines and much more. [![It hasn't been updated in the last year][Yellow]](https://github.com/AnikHasibul/queue) [![godoc][GoDoc]](https://godoc.org/github.com/AnikHasibul/queue) * [channelify](https://github.com/ddelizia/channelify) **star:7** Transform your function to return channels for easy and powerful parallel processing. [![godoc][GoDoc]](https://godoc.org/github.com/ddelizia/channelify) * [hands](https://github.com/duanckham/hands) **star:6** A process controller used to control the execution and return strategies of multiple goroutines. [![godoc][GoDoc]](https://godoc.org/github.com/duanckham/hands) * [go-tools/multithreading](https://github.com/nikhilsaraf/go-tools) **star:5** Manage a pool of goroutines using this lightweight library with a simple API. [![It hasn't been updated in the last year][Yellow]](https://github.com/nikhilsaraf/go-tools) [![godoc][GoDoc]](https://godoc.org/github.com/nikhilsaraf/go-tools) * [concurrency-limiter](https://github.com/vivek-ng/concurrency-limiter) **star:4** Concurrency limiter with support for timeouts , dynamic priority and context cancellation of goroutines. [![godoc][GoDoc]](https://godoc.org/github.com/vivek-ng/concurrency-limiter) ## GUI *Libraries for building GUI Applications.* *Toolkits* * [fyne](https://github.com/fyne-io/fyne) **star:12308** Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android. [![star > 2000][Awesome]](https://github.com/fyne-io/fyne) [![There was an update last week][Green]](https://github.com/fyne-io/fyne) [![godoc][GoDoc]](https://godoc.org/github.com/fyne-io/fyne) * [qt](https://github.com/therecipe/qt) **star:8275** Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi). [![star > 2000][Awesome]](https://github.com/therecipe/qt) [![godoc][GoDoc]](https://godoc.org/github.com/therecipe/qt) * [ui](https://github.com/andlabs/ui) **star:7791** Platform-native GUI library for Go. Cross platform. [![star > 2000][Awesome]](https://github.com/andlabs/ui) [![There was an update last week][Green]](https://github.com/andlabs/ui) [![godoc][GoDoc]](https://godoc.org/github.com/andlabs/ui) * [Wails](https://wails.app) Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer. * [webview](https://github.com/zserge/webview) **star:7523** Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux). [![star > 2000][Awesome]](https://github.com/zserge/webview) [![There was an update last week][Green]](https://github.com/zserge/webview) * [walk](https://github.com/lxn/walk) **star:5213** Windows application library kit for Go. [![star > 2000][Awesome]](https://github.com/lxn/walk) [![godoc][GoDoc]](https://godoc.org/github.com/lxn/walk) * [app](https://github.com/murlokswarm/app) **star:4398** Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress. [![star > 2000][Awesome]](https://github.com/murlokswarm/app) [![There was an update last week][Green]](https://github.com/murlokswarm/app) [![godoc][GoDoc]](https://godoc.org/github.com/murlokswarm/app) * [go-astilectron](https://github.com/asticode/go-astilectron) **star:3640** Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron). [![star > 2000][Awesome]](https://github.com/asticode/go-astilectron) [![There was an update last week][Green]](https://github.com/asticode/go-astilectron) [![godoc][GoDoc]](https://godoc.org/github.com/asticode/go-astilectron) * [go-gtk](http://mattn.github.io/go-gtk/) Go bindings for GTK. * [go-sciter](https://github.com/sciter-sdk/go-sciter) **star:1982** Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform. [![There was an update last week][Green]](https://github.com/sciter-sdk/go-sciter) * [gotk3](https://github.com/gotk3/gotk3) **star:1398** Go bindings for GTK3. [![godoc][GoDoc]](https://godoc.org/github.com/gotk3/gotk3) * [gowd](https://github.com/dtylman/gowd) **star:302** Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform. [![It hasn't been updated in the last year][Yellow]](https://github.com/dtylman/gowd) [![godoc][GoDoc]](https://godoc.org/github.com/dtylman/gowd) *Interaction* * [robotgo](https://github.com/go-vgo/robotgo) **star:6441** Go Native cross-platform GUI system automation. Control the mouse, keyboard and other. [![star > 2000][Awesome]](https://github.com/go-vgo/robotgo) [![There was an update last week][Green]](https://github.com/go-vgo/robotgo) * [systray](https://github.com/getlantern/systray) **star:1649** Cross platform Go library to place an icon and menu in the notification area. [![godoc][GoDoc]](https://godoc.org/github.com/getlantern/systray) * [gosx-notifier](https://github.com/deckarep/gosx-notifier) **star:530** OSX Desktop Notifications library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/deckarep/gosx-notifier) * [trayhost](https://github.com/shurcooL/trayhost) **star:201** Cross-platform Go library to place an icon in the host operating system's taskbar. [![It hasn't been updated in the last year][Yellow]](https://github.com/shurcooL/trayhost) [![godoc][GoDoc]](https://godoc.org/github.com/shurcooL/trayhost) * [go-appindicator](https://github.com/dawidd6/go-appindicator) **star:14** Go bindings for libappindicator3 C library. [![godoc][GoDoc]](https://godoc.org/github.com/dawidd6/go-appindicator) * [mac-activity-tracker](https://github.com/prashantgupta24/activity-tracker) **star:9** OSX library to notify about any (pluggable) activity on your machine. [![It hasn't been updated in the last year][Yellow]](https://github.com/prashantgupta24/activity-tracker) [![godoc][GoDoc]](https://godoc.org/github.com/prashantgupta24/activity-tracker) * [mac-sleep-notifier](https://github.com/prashantgupta24/mac-sleep-notifier) **star:7** OSX Sleep/Wake notifications in golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/prashantgupta24/mac-sleep-notifier) [![godoc][GoDoc]](https://godoc.org/github.com/prashantgupta24/mac-sleep-notifier) ## Hardware *Libraries, tools, and tutorials for interacting with hardware.* See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive list. ## Images *Libraries for manipulating images.* * [gocv](https://github.com/hybridgroup/gocv) **star:3804** Go package for computer vision using OpenCV 3.3+. [![star > 2000][Awesome]](https://github.com/hybridgroup/gocv) [![There was an update last week][Green]](https://github.com/hybridgroup/gocv) [![godoc][GoDoc]](https://godoc.org/github.com/hybridgroup/gocv) * [imaging](https://github.com/disintegration/imaging) **star:3510** Simple Go image processing package. [![star > 2000][Awesome]](https://github.com/disintegration/imaging) [![godoc][GoDoc]](https://godoc.org/github.com/disintegration/imaging) * [imaginary](https://github.com/h2non/imaginary) **star:3465** Fast and simple HTTP microservice for image resizing. [![star > 2000][Awesome]](https://github.com/h2non/imaginary) [![There was an update last week][Green]](https://github.com/h2non/imaginary) [![godoc][GoDoc]](https://godoc.org/github.com/h2non/imaginary) * [bild](https://github.com/anthonynsimon/bild) **star:3027** Collection of image processing algorithms in pure Go. [![star > 2000][Awesome]](https://github.com/anthonynsimon/bild) [![godoc][GoDoc]](https://godoc.org/github.com/anthonynsimon/bild) * [ln](https://github.com/fogleman/ln) **star:2836** 3D line art rendering in Go. [![star > 2000][Awesome]](https://github.com/fogleman/ln) [![It hasn't been updated in the last year][Yellow]](https://github.com/fogleman/ln) [![godoc][GoDoc]](https://godoc.org/github.com/fogleman/ln) * [gg](https://github.com/fogleman/gg) **star:2643** 2D rendering in pure Go. [![star > 2000][Awesome]](https://github.com/fogleman/gg) [![godoc][GoDoc]](https://godoc.org/github.com/fogleman/gg) * [resize](https://github.com/nfnt/resize) **star:2576** Image resizing for Go with common interpolation methods. [![star > 2000][Awesome]](https://github.com/nfnt/resize) [![godoc][GoDoc]](https://godoc.org/github.com/nfnt/resize) * [pt](https://github.com/fogleman/pt) **star:1915** Path tracing engine written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/fogleman/pt) [![godoc][GoDoc]](https://godoc.org/github.com/fogleman/pt) * [svgo](https://github.com/ajstarks/svgo) **star:1598** Go Language Library for SVG generation. [![godoc][GoDoc]](https://godoc.org/github.com/ajstarks/svgo) * [smartcrop](https://github.com/muesli/smartcrop) **star:1494** Finds good crops for arbitrary images and crop sizes. [![godoc][GoDoc]](https://godoc.org/github.com/muesli/smartcrop) * [gift](https://github.com/disintegration/gift) **star:1412** Package of image processing filters. [![godoc][GoDoc]](https://godoc.org/github.com/disintegration/gift) * [picfit](https://github.com/thoas/picfit) **star:1409** An image resizing server written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/thoas/picfit) * [bimg](https://github.com/h2non/bimg) **star:1344** Small package for fast and efficient image processing using libvips. [![godoc][GoDoc]](https://godoc.org/github.com/h2non/bimg) * [imagick](https://github.com/gographics/imagick) **star:1259** Go binding to ImageMagick's MagickWand C API. [![godoc][GoDoc]](https://godoc.org/github.com/gographics/imagick) * [go-opencv](https://github.com/lazywei/go-opencv) **star:1224** Go bindings for OpenCV. [![It hasn't been updated in the last year][Yellow]](https://github.com/lazywei/go-opencv) [![godoc][GoDoc]](https://godoc.org/github.com/lazywei/go-opencv) * [geopattern](https://github.com/pravj/geopattern) **star:1108** Create beautiful generative image patterns from a string. [![It hasn't been updated in the last year][Yellow]](https://github.com/pravj/geopattern) [![godoc][GoDoc]](https://godoc.org/github.com/pravj/geopattern) * [stegify](https://github.com/DimitarPetrov/stegify) **star:922** Go tool for LSB steganography, capable of hiding any file within an image. [![godoc][GoDoc]](https://godoc.org/github.com/DimitarPetrov/stegify) * [canvas](https://github.com/tdewolff/canvas) **star:612** Vector graphics to PDF, SVG or rasterized image. [![There was an update last week][Green]](https://github.com/tdewolff/canvas) [![godoc][GoDoc]](https://godoc.org/github.com/tdewolff/canvas) * [image2ascii](https://github.com/qeesung/image2ascii) **star:482** Convert image to ASCII. [![It hasn't been updated in the last year][Yellow]](https://github.com/qeesung/image2ascii) [![godoc][GoDoc]](https://godoc.org/github.com/qeesung/image2ascii) * [draft](https://github.com/lucasepe/draft) **star:477** Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax. [![godoc][GoDoc]](https://godoc.org/github.com/lucasepe/draft) * [govips](https://github.com/davidbyttow/govips) **star:428** A lightning fast image processing and resizing library for Go. [![There was an update last week][Green]](https://github.com/davidbyttow/govips) [![godoc][GoDoc]](https://godoc.org/github.com/davidbyttow/govips) * [mort](https://github.com/aldor007/mort) **star:418** Storage and image processing server written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/aldor007/mort) * [govatar](https://github.com/o1egl/govatar) **star:410** Library and CMD tool for generating funny avatars. [![It hasn't been updated in the last year][Yellow]](https://github.com/o1egl/govatar) [![godoc][GoDoc]](https://godoc.org/github.com/o1egl/govatar) * [goimagehash](https://github.com/corona10/goimagehash) **star:383** Go Perceptual image hashing package. [![godoc][GoDoc]](https://godoc.org/github.com/corona10/goimagehash) * [go-nude](https://github.com/koyachi/go-nude) **star:321** Nudity detection with Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/koyachi/go-nude) [![godoc][GoDoc]](https://godoc.org/github.com/koyachi/go-nude) * [rez](https://github.com/bamiaux/rez) **star:200** Image resizing in pure Go and SIMD. [![It hasn't been updated in the last year][Yellow]](https://github.com/bamiaux/rez) [![godoc][GoDoc]](https://godoc.org/github.com/bamiaux/rez) * [darkroom](https://github.com/gojek/darkroom) **star:159** An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency. [![godoc][GoDoc]](https://godoc.org/github.com/gojek/darkroom) * [img](https://github.com/hawx/img) **star:137** Selection of image manipulation tools. [![It hasn't been updated in the last year][Yellow]](https://github.com/hawx/img) [![godoc][GoDoc]](https://godoc.org/github.com/hawx/img) * [mergi](https://github.com/noelyahan/mergi) **star:127** Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate). [![godoc][GoDoc]](https://godoc.org/github.com/noelyahan/mergi) * [go-cairo](https://github.com/ungerik/go-cairo) **star:97** Go binding for the cairo graphics library. [![It hasn't been updated in the last year][Yellow]](https://github.com/ungerik/go-cairo) [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/go-cairo) * [steganography](https://github.com/auyer/steganography) **star:90** Pure Go Library for LSB steganography. [![It hasn't been updated in the last year][Yellow]](https://github.com/auyer/steganography) [![godoc][GoDoc]](https://godoc.org/github.com/auyer/steganography) * [gltf](https://github.com/qmuntal/gltf) **star:89** Efficient and robust glTF 2.0 reader, writer and validator. [![godoc][GoDoc]](https://godoc.org/github.com/qmuntal/gltf) * [cameron](https://github.com/aofei/cameron) **star:66** An avatar generator for Go. [![godoc][GoDoc]](https://godoc.org/github.com/aofei/cameron) * [go-gd](https://github.com/bolknote/go-gd) **star:53** Go binding for GD library. [![It hasn't been updated in the last year][Yellow]](https://github.com/bolknote/go-gd) [![godoc][GoDoc]](https://godoc.org/github.com/bolknote/go-gd) * [goimghdr](https://github.com/corona10/goimghdr) **star:36** The imghdr module determines the type of image contained in a file for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/corona10/goimghdr) [![godoc][GoDoc]](https://godoc.org/github.com/corona10/goimghdr) * [gridder](https://github.com/shomali11/gridder) **star:36** A Grid based 2D Graphics library. [![godoc][GoDoc]](https://godoc.org/github.com/shomali11/gridder) * [tga](https://github.com/ftrvxmtrx/tga) **star:26** Package tga is a TARGA image format decoder/encoder. [![It hasn't been updated in the last year][Yellow]](https://github.com/ftrvxmtrx/tga) [![godoc][GoDoc]](https://godoc.org/github.com/ftrvxmtrx/tga) [![Archived][Archived]](https://github.com/ftrvxmtrx/tga) * [go-webcolors](https://github.com/jyotiska/go-webcolors) **star:25** Port of webcolors library from Python to Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/jyotiska/go-webcolors) [![godoc][GoDoc]](https://godoc.org/github.com/jyotiska/go-webcolors) * [mpo](https://github.com/donatj/mpo) **star:6** Decoder and conversion tool for MPO 3D Photos. [![godoc][GoDoc]](https://godoc.org/github.com/donatj/mpo) * [webp-server](https://github.com/mehdipourfar/webp-server) **star:6** Simple and minimal image server capable of storing, resizing, converting and caching images. [![godoc][GoDoc]](https://godoc.org/github.com/mehdipourfar/webp-server) ## IoT (Internet of Things) *Libraries for programming devices of the IoT.* * [flogo](https://github.com/tibcosoftware/flogo) **star:1671** Project Flogo is an Open Source Framework for IoT Edge Apps & Integration. * [mainflux](https://github.com/Mainflux/mainflux) **star:1297** Industrial IoT Messaging and Device Management Server. [![There was an update last week][Green]](https://github.com/Mainflux/mainflux) [![godoc][GoDoc]](https://godoc.org/github.com/Mainflux/mainflux) * [periph](https://periph.io/) Peripherals I/O to interface with low-level board facilities. * [gatt](https://github.com/paypal/gatt) **star:962** Gatt is a Go package for building Bluetooth Low Energy peripherals. [![godoc][GoDoc]](https://godoc.org/github.com/paypal/gatt) * [gobot](https://github.com/hybridgroup/gobot/) Gobot is a framework for robotics, physical computing, and the Internet of Things. * [connectordb](https://github.com/connectordb/connectordb) **star:259** Open-Source Platform for Quantified Self & IoT. [![There was an update last week][Green]](https://github.com/connectordb/connectordb) [![godoc][GoDoc]](https://godoc.org/github.com/connectordb/connectordb) * [devices](https://github.com/goiot/devices) **star:239** Suite of libraries for IoT devices, experimental for x/exp/io. [![It hasn't been updated in the last year][Yellow]](https://github.com/goiot/devices) [![godoc][GoDoc]](https://godoc.org/github.com/goiot/devices) * [sensorbee](https://github.com/sensorbee/sensorbee) **star:200** Lightweight stream processing engine for IoT. [![It hasn't been updated in the last year][Yellow]](https://github.com/sensorbee/sensorbee) [![godoc][GoDoc]](https://godoc.org/github.com/sensorbee/sensorbee) * [huego](https://github.com/amimof/huego) **star:175** An extensive Philips Hue client library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/amimof/huego) * [iot](https://github.com/vaelen/iot/) IoT is a simple framework for implementing a Google IoT Core device. * [eywa](https://github.com/xcodersun/eywa) **star:47** Project Eywa is essentially a connection manager that keeps track of connected devices. [![It hasn't been updated in the last year][Yellow]](https://github.com/xcodersun/eywa) [![godoc][GoDoc]](https://godoc.org/github.com/xcodersun/eywa) ## Job Scheduler *Libraries for scheduling jobs.* * [gron](https://github.com/roylee0704/gron) **star:830** Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly. [![godoc][GoDoc]](https://godoc.org/github.com/roylee0704/gron) * [JobRunner](https://github.com/bamzi/jobrunner) **star:828** Smart and featureful cron job scheduler with job queuing and live monitoring built in. [![godoc][GoDoc]](https://godoc.org/github.com/bamzi/jobrunner) * [gocron](https://github.com/go-co-op/gocron) **star:519** Easy and fluent Go job scheduling. This is an actively maintained fork of [jasonlvhit/gocron](https://github.com/jasonlvhit/gocron). [![There was an update last week][Green]](https://github.com/go-co-op/gocron) [![godoc][GoDoc]](https://godoc.org/github.com/go-co-op/gocron) * [jobs](https://github.com/albrow/jobs) **star:481** Persistent and flexible background jobs library. [![It hasn't been updated in the last year][Yellow]](https://github.com/albrow/jobs) [![godoc][GoDoc]](https://godoc.org/github.com/albrow/jobs) * [scheduler](https://github.com/carlescere/scheduler) **star:356** Cronjobs scheduling made easy. [![godoc][GoDoc]](https://godoc.org/github.com/carlescere/scheduler) * [go-cron](https://github.com/rk/go-cron) **star:203** Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons. [![It hasn't been updated in the last year][Yellow]](https://github.com/rk/go-cron) [![godoc][GoDoc]](https://godoc.org/github.com/rk/go-cron) * [clockwerk](http://github.com/onatm/clockwerk) Go package to schedule periodic jobs using a simple, fluent syntax. * [go-quartz](https://github.com/reugn/go-quartz) **star:107** Simple, zero-dependency scheduling library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/reugn/go-quartz) * [leprechaun](https://github.com/kilgaloon/leprechaun) **star:79** Job scheduler that supports webhooks, crons and classic scheduling. [![godoc][GoDoc]](https://godoc.org/github.com/kilgaloon/leprechaun) * [clockwork](https://github.com/whiteShtef/clockwork) **star:25** Simple and intuitive job scheduling library in Go. [![godoc][GoDoc]](https://godoc.org/github.com/whiteShtef/clockwork) * [cronticker](https://github.com/krayzpipes/cronticker) **star:1** A ticker implementation to support cron schedules. [![godoc][GoDoc]](https://godoc.org/github.com/krayzpipes/cronticker) ## JSON *Libraries for working with JSON.* * [GJSON](https://github.com/tidwall/gjson) **star:7759** Get a JSON value with one line of code. [![star > 2000][Awesome]](https://github.com/tidwall/gjson) [![godoc][GoDoc]](https://godoc.org/github.com/tidwall/gjson) * [gojson](https://github.com/ChimeraCoder/gojson) **star:2324** Automatically generate Go (golang) struct definitions from example JSON. [![star > 2000][Awesome]](https://github.com/ChimeraCoder/gojson) [![godoc][GoDoc]](https://godoc.org/github.com/ChimeraCoder/gojson) * [fastjson](https://github.com/valyala/fastjson) **star:1140** Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection. [![godoc][GoDoc]](https://godoc.org/github.com/valyala/fastjson) * [kazaam](https://github.com/Qntfy/kazaam) **star:178** API for arbitrary transformation of JSON documents. [![godoc][GoDoc]](https://godoc.org/github.com/Qntfy/kazaam) * [gojq](https://github.com/elgs/gojq) **star:161** JSON query in Golang. [![godoc][GoDoc]](https://godoc.org/github.com/elgs/gojq) * [jsondiff](https://github.com/wI2L/jsondiff) **star:103** JSON diff library for Go based on RFC6902 (JSON Patch). [![godoc][GoDoc]](https://godoc.org/github.com/wI2L/jsondiff) * [jettison](https://github.com/wI2L/jettison) **star:98** Fast and flexible JSON encoder for Go. [![godoc][GoDoc]](https://godoc.org/github.com/wI2L/jettison) * [JSON-to-Go](https://mholt.github.io/json-to-go/) Convert JSON to Go struct. * [jsongo](https://github.com/ricardolonga/jsongo) **star:95** Fluent API to make it easier to create Json objects. [![It hasn't been updated in the last year][Yellow]](https://github.com/ricardolonga/jsongo) [![godoc][GoDoc]](https://godoc.org/github.com/ricardolonga/jsongo) * [gjo](https://github.com/skanehira/gjo) **star:86** Small utility to create JSON objects. [![godoc][GoDoc]](https://godoc.org/github.com/skanehira/gjo) * [JayDiff](https://github.com/yazgazan/jaydiff) **star:80** JSON diff utility written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/yazgazan/jaydiff) * [json2go](https://github.com/m-zajac/json2go) **star:73** Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all. [![godoc][GoDoc]](https://godoc.org/github.com/m-zajac/json2go) * [jsonf](https://github.com/miolini/jsonf) **star:60** Console tool for highlighted formatting and struct query fetching JSON. [![godoc][GoDoc]](https://godoc.org/github.com/miolini/jsonf) * [ajson](https://github.com/spyzhov/ajson) **star:54** Abstract JSON for golang with JSONPath support. [![godoc][GoDoc]](https://godoc.org/github.com/spyzhov/ajson) * [mp](https://github.com/sanbornm/mp) **star:44** Simple cli email parser. It currently takes stdin and outputs JSON. [![It hasn't been updated in the last year][Yellow]](https://github.com/sanbornm/mp) [![godoc][GoDoc]](https://godoc.org/github.com/sanbornm/mp) * [go-respond](https://github.com/nicklaw5/go-respond) **star:40** Go package for handling common HTTP JSON responses. [![It hasn't been updated in the last year][Yellow]](https://github.com/nicklaw5/go-respond) [![godoc][GoDoc]](https://godoc.org/github.com/nicklaw5/go-respond) * [go-jsonerror](https://github.com/ddymko/go-jsonerror) **star:10** Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec. [![It hasn't been updated in the last year][Yellow]](https://github.com/ddymko/go-jsonerror) [![godoc][GoDoc]](https://godoc.org/github.com/ddymko/go-jsonerror) * [jsonapi-errors](https://github.com/AmuzaTkts/jsonapi-errors) **star:9** Go bindings based on the JSON API errors reference. [![It hasn't been updated in the last year][Yellow]](https://github.com/AmuzaTkts/jsonapi-errors) [![godoc][GoDoc]](https://godoc.org/github.com/AmuzaTkts/jsonapi-errors) * [jsonhal](https://github.com/RichardKnop/jsonhal) **star:9** Simple Go package to make custom structs marshal into HAL compatible JSON responses. [![godoc][GoDoc]](https://godoc.org/github.com/RichardKnop/jsonhal) * [dynjson](https://github.com/cocoonspace/dynjson) **star:6** Client-customizable JSON formats for dynamic APIs. [![godoc][GoDoc]](https://godoc.org/github.com/cocoonspace/dynjson) * [ej](https://github.com/lucassscaravelli/ej) **star:5** Write and read JSON from different sources succinctly. [![godoc][GoDoc]](https://godoc.org/github.com/lucassscaravelli/ej) * [epoch](https://github.com/vtopc/epoch) **star:4** Contains primitives for marshaling/unmarshaling Unix timestamp/epoch to/from build-in time.Time type in JSON. [![godoc][GoDoc]](https://godoc.org/github.com/vtopc/epoch) * [jzon](https://github.com/zerosnake0/jzon) **star:3** JSON library with standard compatible API/behavior. [![godoc][GoDoc]](https://godoc.org/github.com/zerosnake0/jzon) * [mapslice-json](https://github.com/mickep76/mapslice-json) **star:3** Go MapSlice for ordered marshal/ unmarshal of maps in JSON. [![godoc][GoDoc]](https://godoc.org/github.com/mickep76/mapslice-json) * [jsonic](https://github.com/sinhashubham95/jsonic) **star:1** Utilities to handle and query JSON without defining structs in a type safe manner. [![godoc][GoDoc]](https://godoc.org/github.com/sinhashubham95/jsonic) ## Logging *Libraries for generating and working with log files.* * [logrus](https://github.com/Sirupsen/logrus) **star:17114** Structured logger for Go. [![star > 2000][Awesome]](https://github.com/Sirupsen/logrus) [![There was an update last week][Green]](https://github.com/Sirupsen/logrus) [![godoc][GoDoc]](https://godoc.org/github.com/Sirupsen/logrus) * [zap](https://github.com/uber-go/zap) **star:11845** Fast, structured, leveled logging in Go. [![star > 2000][Awesome]](https://github.com/uber-go/zap) [![There was an update last week][Green]](https://github.com/uber-go/zap) [![godoc][GoDoc]](https://godoc.org/github.com/uber-go/zap) * [zerolog](https://github.com/rs/zerolog) **star:4327** Zero-allocation JSON logger. [![star > 2000][Awesome]](https://github.com/rs/zerolog) [![godoc][GoDoc]](https://godoc.org/github.com/rs/zerolog) * [spew](https://github.com/davecgh/go-spew) **star:4216** Implements a deep pretty printer for Go data structures to aid in debugging. [![star > 2000][Awesome]](https://github.com/davecgh/go-spew) [![godoc][GoDoc]](https://godoc.org/github.com/davecgh/go-spew) * [glog](https://github.com/golang/glog) **star:2649** Leveled execution logs for Go. [![star > 2000][Awesome]](https://github.com/golang/glog) [![There was an update last week][Green]](https://github.com/golang/glog) [![godoc][GoDoc]](https://godoc.org/github.com/golang/glog) * [lumberjack](https://github.com/natefinch/lumberjack) **star:2377** Simple rolling logger, implements io.WriteCloser. [![star > 2000][Awesome]](https://github.com/natefinch/lumberjack) [![There was an update last week][Green]](https://github.com/natefinch/lumberjack) [![godoc][GoDoc]](https://godoc.org/github.com/natefinch/lumberjack) * [tail](https://github.com/hpcloud/tail) **star:1999** Go package striving to emulate the features of the BSD tail program. [![godoc][GoDoc]](https://godoc.org/github.com/hpcloud/tail) * [seelog](https://github.com/cihub/seelog) **star:1529** Logging functionality with flexible dispatching, filtering, and formatting. [![It hasn't been updated in the last year][Yellow]](https://github.com/cihub/seelog) [![godoc][GoDoc]](https://godoc.org/github.com/cihub/seelog) * [log](https://github.com/apex/log) **star:1073** Structured logging package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/apex/log) * [log15](https://github.com/inconshreveable/log15) **star:996** Simple, powerful logging for Go. [![godoc][GoDoc]](https://godoc.org/github.com/inconshreveable/log15) * [onelog](https://github.com/francoispqt/onelog) **star:387** Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenarios. Also, it is one of the logger with the lowest allocation. [![It hasn't been updated in the last year][Yellow]](https://github.com/francoispqt/onelog) [![godoc][GoDoc]](https://godoc.org/github.com/francoispqt/onelog) * [logxi](https://github.com/mgutz/logxi) **star:346** 12-factor app logger that is fast and makes you happy. [![godoc][GoDoc]](https://godoc.org/github.com/mgutz/logxi) * [phuslu/log](https://github.com/phuslu/log) **star:317** Structured Logging Made Easy. [![There was an update last week][Green]](https://github.com/phuslu/log) [![godoc][GoDoc]](https://godoc.org/github.com/phuslu/log) * [logutils](https://github.com/hashicorp/logutils) **star:290** Utilities for slightly better logging in Go (Golang) extending the standard logger. [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/logutils) * [log](https://github.com/go-playground/log) **star:275** Simple, configurable and scalable Structured Logging for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/log) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/log) * [go-logger](https://github.com/apsdehal/go-logger) **star:261** Simple logger of Go Programs, with level handlers. [![It hasn't been updated in the last year][Yellow]](https://github.com/apsdehal/go-logger) [![godoc][GoDoc]](https://godoc.org/github.com/apsdehal/go-logger) * [httpretty](https://github.com/henvic/httpretty) **star:209** Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest). [![godoc][GoDoc]](https://godoc.org/github.com/henvic/httpretty) * [rollingwriter](https://github.com/arthurkiller/rollingWriter) **star:165** RollingWriter is an auto-rotate `io.Writer` implementation with multi policies to provide log file rotation. [![godoc][GoDoc]](https://godoc.org/github.com/arthurkiller/rollingWriter) * [sqldb-logger](https://github.com/simukti/sqldb-logger) **star:153** A logger for Go SQL database driver without modify existing *sql.DB stdlib usage. [![godoc][GoDoc]](https://godoc.org/github.com/simukti/sqldb-logger) * [logger](https://github.com/azer/logger) **star:147** Minimalistic logging library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/azer/logger) * [xlog](https://github.com/rs/xlog) **star:134** Structured logger for `net/context` aware HTTP handlers with flexible dispatching. [![It hasn't been updated in the last year][Yellow]](https://github.com/rs/xlog) [![godoc][GoDoc]](https://godoc.org/github.com/rs/xlog) * [ozzo-log](https://github.com/go-ozzo/ozzo-log) **star:115** High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail). [![godoc][GoDoc]](https://godoc.org/github.com/go-ozzo/ozzo-log) [![Contains Chinese documents][CN]](https://github.com/go-ozzo/ozzo-log) * [logur](https://github.com/logur/logur) **star:108** An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries ([logrus](https://github.com/sirupsen/logrus), [go-kit log](https://github.com/go-kit/kit/tree/master/log), [zap](https://github.com/uber-go/zap), [zerolog](https://github.com/rs/zerolog), etc). [![godoc][GoDoc]](https://godoc.org/github.com/logur/logur) * [glg](https://github.com/kpango/glg) **star:98** glg is simple and fast leveled logging library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/kpango/glg) * [log-voyage](https://github.com/firstrow/logvoyage) **star:88** Full-featured logging saas written in golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/firstrow/logvoyage) [![godoc][GoDoc]](https://godoc.org/github.com/firstrow/logvoyage) * [stdlog](https://github.com/alexcesaro/log) **star:45** Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs. [![It hasn't been updated in the last year][Yellow]](https://github.com/alexcesaro/log) [![godoc][GoDoc]](https://godoc.org/github.com/alexcesaro/log) * [go-cronowriter](https://github.com/utahta/go-cronowriter) **star:41** Simple writer that rotate log files automatically based on current date and time, like cronolog. [![godoc][GoDoc]](https://godoc.org/github.com/utahta/go-cronowriter) * [gologger](https://github.com/sadlil/gologger) **star:39** Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch. [![It hasn't been updated in the last year][Yellow]](https://github.com/sadlil/gologger) [![godoc][GoDoc]](https://godoc.org/github.com/sadlil/gologger) [![Archived][Archived]](https://github.com/sadlil/gologger) * [go-log](https://github.com/ian-kent/go-log) **star:37** Log4j implementation in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ian-kent/go-log) [![godoc][GoDoc]](https://godoc.org/github.com/ian-kent/go-log) * [logex](https://github.com/chzyer/logex) **star:36** Golang log lib, supports tracking and level, wrap by standard log lib. [![It hasn't been updated in the last year][Yellow]](https://github.com/chzyer/logex) [![godoc][GoDoc]](https://godoc.org/github.com/chzyer/logex) * [go-log](https://github.com/siddontang/go-log) **star:28** Log lib supports level and multi handlers. [![It hasn't been updated in the last year][Yellow]](https://github.com/siddontang/go-log) [![godoc][GoDoc]](https://godoc.org/github.com/siddontang/go-log) * [distillog](https://github.com/amoghe/distillog) **star:27** distilled levelled logging (think of it as stdlib + log levels). [![It hasn't been updated in the last year][Yellow]](https://github.com/amoghe/distillog) [![godoc][GoDoc]](https://godoc.org/github.com/amoghe/distillog) * [journald](https://github.com/ssgreg/journald) **star:26** Go implementation of systemd Journal's native API for logging. [![It hasn't been updated in the last year][Yellow]](https://github.com/ssgreg/journald) [![godoc][GoDoc]](https://godoc.org/github.com/ssgreg/journald) * [logrusly](https://github.com/sebest/logrusly) **star:26** [logrus](https://github.com/sirupsen/logrus) plug-in to send errors to a [Loggly](https://www.loggly.com/). [![godoc][GoDoc]](https://godoc.org/github.com/sebest/logrusly) * [log](https://github.com/teris-io/log) **star:24** Structured log interface for Go cleanly separates logging facade from its implementation. [![It hasn't been updated in the last year][Yellow]](https://github.com/teris-io/log) [![godoc][GoDoc]](https://godoc.org/github.com/teris-io/log) * [mlog](https://github.com/jbrodriguez/mlog) **star:22** Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output. [![It hasn't been updated in the last year][Yellow]](https://github.com/jbrodriguez/mlog) [![godoc][GoDoc]](https://godoc.org/github.com/jbrodriguez/mlog) * [gomol](https://github.com/aphistic/gomol) **star:16** Multiple-output, structured logging for Go with extensible logging outputs. [![It hasn't been updated in the last year][Yellow]](https://github.com/aphistic/gomol) [![godoc][GoDoc]](https://godoc.org/github.com/aphistic/gomol) * [gone/log](https://github.com/One-com/gone/tree/master/log) Fast, extendable, full-featured, std-lib source compatible log library. * [zkits-logger](https://github.com/edoger/zkits-logger) **star:15** A powerful zero-dependency JSON logger. [![There was an update last week][Green]](https://github.com/edoger/zkits-logger) [![godoc][GoDoc]](https://godoc.org/github.com/edoger/zkits-logger) * [glo](https://github.com/lajosbencz/glo) **star:13** PHP Monolog inspired logging facility with identical severity levels. [![It hasn't been updated in the last year][Yellow]](https://github.com/lajosbencz/glo) [![godoc][GoDoc]](https://godoc.org/github.com/lajosbencz/glo) * [go-log](https://github.com/subchen/go-log) **star:11** Simple and configurable Logging in Go, with level, formatters and writers. [![It hasn't been updated in the last year][Yellow]](https://github.com/subchen/go-log) [![godoc][GoDoc]](https://godoc.org/github.com/subchen/go-log) * [logrusiowriter](https://github.com/cabify/logrusiowriter) **star:10** `io.Writer` implementation using [logrus](https://github.com/sirupsen/logrus) logger. [![godoc][GoDoc]](https://godoc.org/github.com/cabify/logrusiowriter) * [logdump](https://github.com/ewwwwwqm/logdump) **star:9** Package for multi-level logging. [![It hasn't been updated in the last year][Yellow]](https://github.com/ewwwwwqm/logdump) [![godoc][GoDoc]](https://godoc.org/github.com/ewwwwwqm/logdump) * [logmatic](https://github.com/borderstech/logmatic) **star:9** Colorized logger for Golang with dynamic log level configuration. [![godoc][GoDoc]](https://godoc.org/github.com/borderstech/logmatic) * [logo](https://github.com/mbndr/logo) **star:9** Golang logger to different configurable writers. [![godoc][GoDoc]](https://godoc.org/github.com/mbndr/logo) * [log](https://github.com/aerogo/log) **star:8** An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection). [![It hasn't been updated in the last year][Yellow]](https://github.com/aerogo/log) [![godoc][GoDoc]](https://godoc.org/github.com/aerogo/log) * [go-log](https://github.com/pieterclaerhout/go-log) **star:7** A logging library with strack traces, object dumping and optional timestamps. [![godoc][GoDoc]](https://godoc.org/github.com/pieterclaerhout/go-log) * [xlog](https://github.com/xfxdev/xlog) **star:6** Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format. [![It hasn't been updated in the last year][Yellow]](https://github.com/xfxdev/xlog) [![godoc][GoDoc]](https://godoc.org/github.com/xfxdev/xlog) * [kemba](https://github.com/clok/kemba) **star:4** A tiny debug logging tool inspired by [debug](https://github.com/visionmedia/debug), great for CLI tools and applications. [![There was an update last week][Green]](https://github.com/clok/kemba) [![godoc][GoDoc]](https://godoc.org/github.com/clok/kemba) ## Machine Learning *Libraries for Machine Learning.* * [GoLearn](https://github.com/sjwhitworth/golearn) **star:7667** General Machine Learning library for Go. [![star > 2000][Awesome]](https://github.com/sjwhitworth/golearn) [![godoc][GoDoc]](https://godoc.org/github.com/sjwhitworth/golearn) [![Contains Chinese documents][CN]](https://github.com/sjwhitworth/golearn) * [gorgonia](https://github.com/gorgonia/gorgonia) **star:3849** graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms. [![star > 2000][Awesome]](https://github.com/gorgonia/gorgonia) [![There was an update last week][Green]](https://github.com/gorgonia/gorgonia) [![godoc][GoDoc]](https://godoc.org/github.com/gorgonia/gorgonia) * [tfgo](https://github.com/galeone/tfgo) **star:1641** Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python. [![There was an update last week][Green]](https://github.com/galeone/tfgo) [![godoc][GoDoc]](https://godoc.org/github.com/galeone/tfgo) * [gosseract](https://github.com/otiai10/gosseract) **star:1398** Go package for OCR (Optical Character Recognition), by using Tesseract C++ library. [![godoc][GoDoc]](https://godoc.org/github.com/otiai10/gosseract) * [goml](https://github.com/cdipaolo/goml) **star:1162** On-line Machine Learning in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/cdipaolo/goml) [![godoc][GoDoc]](https://godoc.org/github.com/cdipaolo/goml) * [gorse](https://github.com/zhenghaoz/gorse) **star:1128** An offline recommender system backend based on collaborative filtering written in Go. [![There was an update last week][Green]](https://github.com/zhenghaoz/gorse) [![godoc][GoDoc]](https://godoc.org/github.com/zhenghaoz/gorse) [![Contains Chinese documents][CN]](https://github.com/zhenghaoz/gorse) * [eaopt](https://github.com/MaxHalford/eaopt) **star:711** An evolutionary optimization library. [![godoc][GoDoc]](https://godoc.org/github.com/MaxHalford/eaopt) * [bayesian](https://github.com/jbrukh/bayesian) **star:700** Naive Bayesian Classification for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/jbrukh/bayesian) * [CloudForest](https://github.com/ryanbressler/CloudForest) **star:680** Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go. [![godoc][GoDoc]](https://godoc.org/github.com/ryanbressler/CloudForest) * [gobrain](https://github.com/goml/gobrain) **star:464** Neural Networks written in go. [![godoc][GoDoc]](https://godoc.org/github.com/goml/gobrain) * [ocrserver](https://github.com/otiai10/ocrserver) **star:353** A simple OCR API server, seriously easy to be deployed by Docker and Heroku. [![godoc][GoDoc]](https://godoc.org/github.com/otiai10/ocrserver) * [onnx-go](https://github.com/owulveryck/onnx-go) **star:301** Go Interface to Open Neural Network Exchange (ONNX). [![godoc][GoDoc]](https://godoc.org/github.com/owulveryck/onnx-go) * [go-deep](https://github.com/patrikeh/go-deep) **star:299** A feature-rich neural network library in Go. [![godoc][GoDoc]](https://godoc.org/github.com/patrikeh/go-deep) * [regommend](https://github.com/muesli/regommend) **star:289** Recommendation & collaborative filtering engine. [![It hasn't been updated in the last year][Yellow]](https://github.com/muesli/regommend) [![godoc][GoDoc]](https://godoc.org/github.com/muesli/regommend) * [go-galib](https://github.com/thoj/go-galib) **star:183** Genetic Algorithms library written in Go / golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/thoj/go-galib) [![godoc][GoDoc]](https://godoc.org/github.com/thoj/go-galib) * [goRecommend](https://github.com/timkaye11/goRecommend) **star:169** Recommendation Algorithms library written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/timkaye11/goRecommend) [![godoc][GoDoc]](https://godoc.org/github.com/timkaye11/goRecommend) * [Goptuna](https://github.com/c-bata/goptuna) **star:167** Bayesian optimization framework for black-box functions written in Go. Everything will be optimized. [![There was an update last week][Green]](https://github.com/c-bata/goptuna) [![godoc][GoDoc]](https://godoc.org/github.com/c-bata/goptuna) * [shield](https://github.com/eaigner/shield) **star:137** Bayesian text classifier with flexible tokenizers and storage backends for Go. [![godoc][GoDoc]](https://godoc.org/github.com/eaigner/shield) * [go-fann](https://github.com/white-pony/go-fann) **star:104** Go bindings for Fast Artificial Neural Networks(FANN) library. [![It hasn't been updated in the last year][Yellow]](https://github.com/white-pony/go-fann) [![godoc][GoDoc]](https://godoc.org/github.com/white-pony/go-fann) * [goga](https://github.com/tomcraven/goga) **star:100** Genetic algorithm library for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/tomcraven/goga) [![godoc][GoDoc]](https://godoc.org/github.com/tomcraven/goga) * [libsvm](https://github.com/datastream/libsvm) **star:67** libsvm golang version derived work based on LIBSVM 3.14. [![It hasn't been updated in the last year][Yellow]](https://github.com/datastream/libsvm) [![godoc][GoDoc]](https://godoc.org/github.com/datastream/libsvm) * [gonet](https://github.com/dathoangnd/gonet) **star:63** Neural Network for Go. [![godoc][GoDoc]](https://godoc.org/github.com/dathoangnd/gonet) * [goscore](https://github.com/asafschers/goscore) **star:63** Go Scoring API for PMML. [![It hasn't been updated in the last year][Yellow]](https://github.com/asafschers/goscore) [![godoc][GoDoc]](https://godoc.org/github.com/asafschers/goscore) * [neural-go](https://github.com/schuyler/neural-go) **star:62** Multilayer perceptron network implemented in Go, with training via backpropagation. [![godoc][GoDoc]](https://godoc.org/github.com/schuyler/neural-go) * [go-pr](https://github.com/daviddengcn/go-pr) **star:58** Pattern recognition package in Go lang. [![It hasn't been updated in the last year][Yellow]](https://github.com/daviddengcn/go-pr) [![godoc][GoDoc]](https://godoc.org/github.com/daviddengcn/go-pr) * [neat](https://github.com/jinyeom/neat) **star:58** Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT). [![It hasn't been updated in the last year][Yellow]](https://github.com/jinyeom/neat) [![godoc][GoDoc]](https://godoc.org/github.com/jinyeom/neat) [![Archived][Archived]](https://github.com/jinyeom/neat) * [go-featureprocessing](https://github.com/nikolaydubina/go-featureprocessing) **star:52** Fast and convenient feature processing for low latency machine leraning in Go. [![There was an update last week][Green]](https://github.com/nikolaydubina/go-featureprocessing) [![godoc][GoDoc]](https://godoc.org/github.com/nikolaydubina/go-featureprocessing) * [fonet](https://github.com/Fontinalis/fonet) **star:43** A Deep Neural Network library written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/Fontinalis/fonet) * [golinear](https://github.com/danieldk/golinear) **star:41** liblinear bindings for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/danieldk/golinear) [![godoc][GoDoc]](https://godoc.org/github.com/danieldk/golinear) * [Varis](https://github.com/Xamber/Varis) **star:34** Golang Neural Network. [![It hasn't been updated in the last year][Yellow]](https://github.com/Xamber/Varis) [![godoc][GoDoc]](https://godoc.org/github.com/Xamber/Varis) * [godist](https://github.com/e-dard/godist) **star:27** Various probability distributions, and associated methods. [![It hasn't been updated in the last year][Yellow]](https://github.com/e-dard/godist) [![godoc][GoDoc]](https://godoc.org/github.com/e-dard/godist) * [go-cluster](https://github.com/e-XpertSolutions/go-cluster) **star:26** Go implementation of the k-modes and k-prototypes clustering algorithms. [![It hasn't been updated in the last year][Yellow]](https://github.com/e-XpertSolutions/go-cluster) [![godoc][GoDoc]](https://godoc.org/github.com/e-XpertSolutions/go-cluster) * [evoli](https://github.com/khezen/evoli) **star:15** Genetic Algorithm and Particle Swarm Optimization library. [![godoc][GoDoc]](https://godoc.org/github.com/khezen/evoli) * [probab](https://github.com/ThePaw/probab) **star:14** Probability distribution functions. Bayesian inference. Written in pure Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ThePaw/probab) [![godoc][GoDoc]](https://godoc.org/github.com/ThePaw/probab) * [GoMind](https://github.com/surenderthakran/gomind) **star:10** A simplistic Neural Network Library in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/surenderthakran/gomind) [![godoc][GoDoc]](https://godoc.org/github.com/surenderthakran/gomind) * [randomforest](https://github.com/malaschitz/randomForest) **star:7** Easy to use Random Forest library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/malaschitz/randomForest) ## Messaging *Libraries that implement messaging systems.* * [sarama](https://github.com/Shopify/sarama) **star:6797** Go library for Apache Kafka. [![star > 2000][Awesome]](https://github.com/Shopify/sarama) [![godoc][GoDoc]](https://godoc.org/github.com/Shopify/sarama) * [gorush](https://github.com/appleboy/gorush) **star:5233** Push notification server using [APNs2](https://github.com/sideshow/apns2) and google [GCM](https://github.com/google/go-gcm). [![star > 2000][Awesome]](https://github.com/appleboy/gorush) [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/gorush) * [machinery](https://github.com/RichardKnop/machinery) **star:4906** Asynchronous task queue/job queue based on distributed message passing. [![star > 2000][Awesome]](https://github.com/RichardKnop/machinery) [![There was an update last week][Green]](https://github.com/RichardKnop/machinery) [![godoc][GoDoc]](https://godoc.org/github.com/RichardKnop/machinery) * [Centrifugo](https://github.com/centrifugal/centrifugo) **star:4870** Real-time messaging (Websockets or SockJS) server in Go. [![star > 2000][Awesome]](https://github.com/centrifugal/centrifugo) [![There was an update last week][Green]](https://github.com/centrifugal/centrifugo) [![godoc][GoDoc]](https://godoc.org/github.com/centrifugal/centrifugo) * [go-socket.io](https://github.com/googollee/go-socket.io) **star:3922** socket.io library for golang, a realtime application framework. [![star > 2000][Awesome]](https://github.com/googollee/go-socket.io) [![There was an update last week][Green]](https://github.com/googollee/go-socket.io) [![godoc][GoDoc]](https://godoc.org/github.com/googollee/go-socket.io) * [NATS Go Client](https://github.com/nats-io/nats) **star:3215** Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library. [![star > 2000][Awesome]](https://github.com/nats-io/nats) [![There was an update last week][Green]](https://github.com/nats-io/nats) [![godoc][GoDoc]](https://godoc.org/github.com/nats-io/nats) * [Benthos](https://github.com/Jeffail/benthos) **star:2846** A message streaming bridge between a range of protocols. [![star > 2000][Awesome]](https://github.com/Jeffail/benthos) [![There was an update last week][Green]](https://github.com/Jeffail/benthos) [![godoc][GoDoc]](https://godoc.org/github.com/Jeffail/benthos) * [Confluent Kafka Golang Client](https://github.com/confluentinc/confluent-kafka-go) **star:2503** confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform. [![star > 2000][Awesome]](https://github.com/confluentinc/confluent-kafka-go) [![There was an update last week][Green]](https://github.com/confluentinc/confluent-kafka-go) [![godoc][GoDoc]](https://godoc.org/github.com/confluentinc/confluent-kafka-go) * [APNs2](https://github.com/sideshow/apns2) **star:2434** HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps. [![star > 2000][Awesome]](https://github.com/sideshow/apns2) [![godoc][GoDoc]](https://godoc.org/github.com/sideshow/apns2) * [Mercure](https://github.com/dunglas/mercure) **star:2298** Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events). [![star > 2000][Awesome]](https://github.com/dunglas/mercure) [![There was an update last week][Green]](https://github.com/dunglas/mercure) [![godoc][GoDoc]](https://godoc.org/github.com/dunglas/mercure) * [melody](https://github.com/olahol/melody) **star:2058** Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling. [![star > 2000][Awesome]](https://github.com/olahol/melody) [![It hasn't been updated in the last year][Yellow]](https://github.com/olahol/melody) [![godoc][GoDoc]](https://godoc.org/github.com/olahol/melody) * [gopush-cluster](https://github.com/Terry-Mao/gopush-cluster) **star:1961** gopush-cluster is a go push server cluster. [![It hasn't been updated in the last year][Yellow]](https://github.com/Terry-Mao/gopush-cluster) [![godoc][GoDoc]](https://godoc.org/github.com/Terry-Mao/gopush-cluster) [![Contains Chinese documents][CN]](https://github.com/Terry-Mao/gopush-cluster) * [go-nsq](https://github.com/nsqio/go-nsq) **star:1843** the official Go package for NSQ. [![godoc][GoDoc]](https://godoc.org/github.com/nsqio/go-nsq) * [Uniqush-Push](https://github.com/uniqush/uniqush-push) **star:1232** Redis backed unified push service for server-side notifications to mobile devices. [![godoc][GoDoc]](https://godoc.org/github.com/uniqush/uniqush-push) * [Beaver](https://github.com/Clivern/Beaver) **star:1038** A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps. [![There was an update last week][Green]](https://github.com/Clivern/Beaver) [![godoc][GoDoc]](https://godoc.org/github.com/Clivern/Beaver) * [Asynq](https://github.com/hibiken/asynq) **star:894** A simple, reliable, and efficient distributed task queue for Go built on top of Redis. [![godoc][GoDoc]](https://godoc.org/github.com/hibiken/asynq) * [zmq4](https://github.com/pebbe/zmq4) **star:891** Go interface to ZeroMQ version 4. Also available for [version 3](https://github.com/pebbe/zmq3) and [version 2](https://github.com/pebbe/zmq2). [![There was an update last week][Green]](https://github.com/pebbe/zmq4) [![godoc][GoDoc]](https://godoc.org/github.com/pebbe/zmq4) * [Gollum](https://github.com/trivago/gollum) **star:882** A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations. [![It hasn't been updated in the last year][Yellow]](https://github.com/trivago/gollum) [![godoc][GoDoc]](https://godoc.org/github.com/trivago/gollum) * [EventBus](https://github.com/asaskevich/EventBus) **star:864** The lightweight event bus with async compatibility. [![godoc][GoDoc]](https://godoc.org/github.com/asaskevich/EventBus) * [dbus](https://github.com/godbus/dbus) **star:545** Native Go bindings for D-Bus. [![godoc][GoDoc]](https://godoc.org/github.com/godbus/dbus) * [golongpoll](https://github.com/jcuga/golongpoll) **star:503** HTTP longpoll server library that makes web pub-sub simple. [![godoc][GoDoc]](https://godoc.org/github.com/jcuga/golongpoll) * [emitter](https://github.com/olebedev/emitter) **star:390** Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins. [![It hasn't been updated in the last year][Yellow]](https://github.com/olebedev/emitter) [![godoc][GoDoc]](https://godoc.org/github.com/olebedev/emitter) * [mangos](https://github.com/nanomsg/mangos) **star:371** Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability. [![godoc][GoDoc]](https://godoc.org/github.com/nanomsg/mangos) * [Glue](https://github.com/desertbit/glue) **star:359** Robust Go and Javascript Socket Library (Alternative to Socket.io). [![godoc][GoDoc]](https://godoc.org/github.com/desertbit/glue) * [pubsub](https://github.com/tuxychandru/pubsub) **star:340** Simple pubsub package for go. [![godoc][GoDoc]](https://godoc.org/github.com/tuxychandru/pubsub) * [Bus](https://github.com/mustafaturan/bus) **star:178** Minimalist message bus implementation for internal communication. [![godoc][GoDoc]](https://godoc.org/github.com/mustafaturan/bus) * [rabtap](https://github.com/jandelgado/rabtap) **star:167** RabbitMQ swiss army knife cli app. [![godoc][GoDoc]](https://godoc.org/github.com/jandelgado/rabtap) * [messagebus](https://github.com/vardius/message-bus) **star:160** messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD. * [guble](https://github.com/smancke/guble) **star:146** Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence. [![It hasn't been updated in the last year][Yellow]](https://github.com/smancke/guble) [![godoc][GoDoc]](https://godoc.org/github.com/smancke/guble) * [oplog](https://github.com/dailymotion/oplog) **star:106** Generic oplog/replication system for REST APIs. [![It hasn't been updated in the last year][Yellow]](https://github.com/dailymotion/oplog) [![godoc][GoDoc]](https://godoc.org/github.com/dailymotion/oplog) * [hub](https://github.com/leandro-lugaresi/hub) **star:91** A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges. [![godoc][GoDoc]](https://godoc.org/github.com/leandro-lugaresi/hub) * [rabbus](https://github.com/rafaeljesus/rabbus) **star:85** A tiny wrapper over amqp exchanges and queues. [![It hasn't been updated in the last year][Yellow]](https://github.com/rafaeljesus/rabbus) [![godoc][GoDoc]](https://godoc.org/github.com/rafaeljesus/rabbus) * [drone-line](https://github.com/appleboy/drone-line) **star:73** Sending [Line](https://at.line.me/en) notifications using a binary, docker or Drone CI. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/drone-line) * [nsq-event-bus](https://github.com/rafaeljesus/nsq-event-bus) **star:66** A tiny wrapper around NSQ topic and channel. [![It hasn't been updated in the last year][Yellow]](https://github.com/rafaeljesus/nsq-event-bus) [![godoc][GoDoc]](https://godoc.org/github.com/rafaeljesus/nsq-event-bus) * [RapidMQ](https://github.com/sybrexsys/RapidMQ) **star:60** RapidMQ is a lightweight and reliable library for managing of the local messages queue. [![It hasn't been updated in the last year][Yellow]](https://github.com/sybrexsys/RapidMQ) [![godoc][GoDoc]](https://godoc.org/github.com/sybrexsys/RapidMQ) * [go-mq](https://github.com/cheshir/go-mq) **star:54** RabbitMQ client with declarative configuration. [![There was an update last week][Green]](https://github.com/cheshir/go-mq) [![godoc][GoDoc]](https://godoc.org/github.com/cheshir/go-mq) * [Commander](https://github.com/jeroenrinzema/commander) **star:52** A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka. [![godoc][GoDoc]](https://godoc.org/github.com/jeroenrinzema/commander) * [go-notify](https://github.com/TheCreeper/go-notify) **star:51** Native implementation of the freedesktop notification spec. [![godoc][GoDoc]](https://godoc.org/github.com/TheCreeper/go-notify) * [redisqueue](https://github.com/robinjoseph08/redisqueue) **star:50** redisqueue provides a producer and consumer of a queue that uses Redis streams. [![godoc][GoDoc]](https://godoc.org/github.com/robinjoseph08/redisqueue) * [go-res](https://github.com/jirenius/go-res) **star:45** Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate. [![godoc][GoDoc]](https://godoc.org/github.com/jirenius/go-res) * [event](https://github.com/agoalofalife/event) **star:36** Implementation of the pattern observer. [![It hasn't been updated in the last year][Yellow]](https://github.com/agoalofalife/event) [![godoc][GoDoc]](https://godoc.org/github.com/agoalofalife/event) * [gosd](https://github.com/alexsniffin/gosd) **star:17** A library for scheduling when to dispatch a message to a channel. [![godoc][GoDoc]](https://godoc.org/github.com/alexsniffin/gosd) * [go-vitotrol](https://github.com/maxatome/go-vitotrol) **star:16** Client library to Viessmann Vitotrol web service. [![It hasn't been updated in the last year][Yellow]](https://github.com/maxatome/go-vitotrol) [![godoc][GoDoc]](https://godoc.org/github.com/maxatome/go-vitotrol) * [hare](https://github.com/leozz37/hare) **star:14** A user friendly library for sending messages and listening to TCP sockets. [![godoc][GoDoc]](https://godoc.org/github.com/leozz37/hare) * [ami](https://github.com/kak-tus/ami) **star:13** Go client to reliable queues based on Redis Cluster Streams. [![godoc][GoDoc]](https://godoc.org/github.com/kak-tus/ami) * [jazz](https://github.com/socifi/jazz) **star:13** A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages. [![It hasn't been updated in the last year][Yellow]](https://github.com/socifi/jazz) [![godoc][GoDoc]](https://godoc.org/github.com/socifi/jazz) * [rmqconn](https://github.com/sbabiv/rmqconn) **star:13** RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed. [![It hasn't been updated in the last year][Yellow]](https://github.com/sbabiv/rmqconn) [![godoc][GoDoc]](https://godoc.org/github.com/sbabiv/rmqconn) * [gaurun-client](https://github.com/osamingo/gaurun-client) **star:9** Gaurun Client written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/osamingo/gaurun-client) [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/gaurun-client) ## Microsoft Office * [unioffice](https://github.com/unidoc/unioffice) **star:2727** Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents. [![star > 2000][Awesome]](https://github.com/unidoc/unioffice) [![godoc][GoDoc]](https://godoc.org/github.com/unidoc/unioffice) ### Microsoft Excel *Libraries for working with Microsoft Excel.* * [excelize](https://github.com/360EntSecGroup-Skylar/excelize) **star:8017** Golang library for reading and writing Microsoft Excel™ (XLSX) files. [![star > 2000][Awesome]](https://github.com/360EntSecGroup-Skylar/excelize) [![There was an update last week][Green]](https://github.com/360EntSecGroup-Skylar/excelize) [![godoc][GoDoc]](https://godoc.org/github.com/360EntSecGroup-Skylar/excelize) * [xlsx](https://github.com/tealeg/xlsx) **star:4766** Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs. [![star > 2000][Awesome]](https://github.com/tealeg/xlsx) [![There was an update last week][Green]](https://github.com/tealeg/xlsx) [![godoc][GoDoc]](https://godoc.org/github.com/tealeg/xlsx) * [xlsx](https://github.com/plandem/xlsx) **star:130** Fast and safe way to read/update your existing Microsoft Excel files in Go programs. [![godoc][GoDoc]](https://godoc.org/github.com/plandem/xlsx) * [go-excel](https://github.com/szyhf/go-excel) **star:113** A simple and light reader to read a relate-db-like excel as a table. [![godoc][GoDoc]](https://godoc.org/github.com/szyhf/go-excel) * [goxlsxwriter](https://github.com/fterrag/goxlsxwriter) **star:15** Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files. [![It hasn't been updated in the last year][Yellow]](https://github.com/fterrag/goxlsxwriter) [![godoc][GoDoc]](https://godoc.org/github.com/fterrag/goxlsxwriter) ## Miscellaneous ### Dependency Injection *Libraries for working with dependency injection.* * [dig](https://github.com/uber-go/dig) **star:1774** A reflection based dependency injection toolkit for Go. [![godoc][GoDoc]](https://godoc.org/github.com/uber-go/dig) * [fx](https://github.com/uber-go/fx) **star:1762** A dependency injection based application framework for Go (built on top of dig). [![There was an update last week][Green]](https://github.com/uber-go/fx) [![godoc][GoDoc]](https://godoc.org/github.com/uber-go/fx) * [container](https://github.com/golobby/container) **star:141** A powerful IoC Container with fluent and easy-to-use interface. [![godoc][GoDoc]](https://godoc.org/github.com/golobby/container) * [dingo](https://github.com/i-love-flamingo/dingo) **star:96** A dependency injection toolkit for Go, based on Guice. [![godoc][GoDoc]](https://godoc.org/github.com/i-love-flamingo/dingo) * [goioc/di](https://github.com/goioc/di) **star:66** Spring-inspired Dependency Injection Container. [![godoc][GoDoc]](https://godoc.org/github.com/goioc/di) * [di](https://github.com/goava/di) **star:64** A dependency injection container for go programming language. [![godoc][GoDoc]](https://godoc.org/github.com/goava/di) * [alice](https://github.com/magic003/alice) **star:44** Additive dependency injection container for Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/magic003/alice) [![godoc][GoDoc]](https://godoc.org/github.com/magic003/alice) * [wire](https://github.com/Fs02/wire) **star:33** Strict Runtime Dependency Injection for Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/Fs02/wire) [![godoc][GoDoc]](https://godoc.org/github.com/Fs02/wire) * [linker](https://github.com/logrange/linker) **star:29** A reflection based dependency injection and inversion of control library with components lifecycle support. [![godoc][GoDoc]](https://godoc.org/github.com/logrange/linker) * [gocontainer](https://github.com/vardius/gocontainer) **star:14** Simple Dependency Injection Container. [![godoc][GoDoc]](https://godoc.org/github.com/vardius/gocontainer) ### Project Layout *Unofficial set of patterns for structuring projects.* * [golang-standards/project-layout](https://github.com/golang-standards/project-layout) **star:21059** Set of common historical and emerging project layout patterns in the Go ecosystem. [![star > 2000][Awesome]](https://github.com/golang-standards/project-layout) [![There was an update last week][Green]](https://github.com/golang-standards/project-layout) * [modern-go-application](https://github.com/sagikazarmark/modern-go-application) **star:871** Go application boilerplate and example applying modern practices. [![godoc][GoDoc]](https://godoc.org/github.com/sagikazarmark/modern-go-application) * [cookiecutter-golang](https://github.com/lacion/cookiecutter-golang) **star:428** A Go application boilerplate template for quick starting projects following production best practices. [![There was an update last week][Green]](https://github.com/lacion/cookiecutter-golang) [![godoc][GoDoc]](https://godoc.org/github.com/lacion/cookiecutter-golang) * [golang-templates/seed](https://github.com/golang-templates/seed) **star:96** Go application GitHub repository template. [![There was an update last week][Green]](https://github.com/golang-templates/seed) * [scaffold](https://github.com/catchplay/scaffold) **star:95** Scaffold generates a starter Go project layout. Lets you focus on business logic implemented. [![It hasn't been updated in the last year][Yellow]](https://github.com/catchplay/scaffold) [![godoc][GoDoc]](https://godoc.org/github.com/catchplay/scaffold) * [go-sample](https://github.com/zitryss/go-sample) **star:81** A sample layout for Go application projects with the real code. [![It hasn't been updated in the last year][Yellow]](https://github.com/zitryss/go-sample) [![godoc][GoDoc]](https://godoc.org/github.com/zitryss/go-sample) * [go-todo-backend](https://github.com/Fs02/go-todo-backend) **star:48** Go Todo Backend example using modular project layout for product microservice. [![godoc][GoDoc]](https://godoc.org/github.com/Fs02/go-todo-backend) * [gobase](https://github.com/wajox/gobase) **star:2** A simple skeleton for golang application with basic setup for real golang application. [![godoc][GoDoc]](https://godoc.org/github.com/wajox/gobase) ### Strings *Libraries for working with strings.* * [xstrings](https://github.com/huandu/xstrings) **star:878** Collection of useful string functions ported from other languages. [![godoc][GoDoc]](https://godoc.org/github.com/huandu/xstrings) * [strutil](https://github.com/ozgio/strutil) **star:109** String utilities. [![It hasn't been updated in the last year][Yellow]](https://github.com/ozgio/strutil) [![godoc][GoDoc]](https://godoc.org/github.com/ozgio/strutil) * [go-formatter](https://gitlab.com/tymonx/go-formatter) Implements **replacement fields** surrounded by curly braces `{}` format strings. * [gobeam/Stringy](https://github.com/gobeam/Stringy) **star:47** String manipulation library to convert string to camel case, snake case, kebab case / slugify etc. [![godoc][GoDoc]](https://godoc.org/github.com/gobeam/Stringy) ### Uncategorized *These libraries were placed here because none of the other categories seemed to fit.* * [gopsutil](https://github.com/shirou/gopsutil) **star:5875** Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc). [![star > 2000][Awesome]](https://github.com/shirou/gopsutil) [![There was an update last week][Green]](https://github.com/shirou/gopsutil) [![godoc][GoDoc]](https://godoc.org/github.com/shirou/gopsutil) * [archiver](https://github.com/mholt/archiver) **star:3082** Library and command for making and extracting .zip and .tar.gz archives. [![star > 2000][Awesome]](https://github.com/mholt/archiver) [![godoc][GoDoc]](https://godoc.org/github.com/mholt/archiver) * [gofakeit](https://github.com/brianvoe/gofakeit) **star:1636** Random data generator written in go. [![There was an update last week][Green]](https://github.com/brianvoe/gofakeit) [![godoc][GoDoc]](https://godoc.org/github.com/brianvoe/gofakeit) * [gosms](https://github.com/haxpax/gosms) **star:1325** Your own local SMS gateway in Go that can be used to send SMS. [![There was an update last week][Green]](https://github.com/haxpax/gosms) [![godoc][GoDoc]](https://godoc.org/github.com/haxpax/gosms) * [go-resiliency](https://github.com/eapache/go-resiliency) **star:1146** Resiliency patterns for golang. [![godoc][GoDoc]](https://godoc.org/github.com/eapache/go-resiliency) * [gatus](https://github.com/TwinProduction/gatus) **star:1135** Automated service health dashboard. [![There was an update last week][Green]](https://github.com/TwinProduction/gatus) [![godoc][GoDoc]](https://godoc.org/github.com/TwinProduction/gatus) * [base64Captcha](https://github.com/mojocn/base64Captcha) **star:1033** Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha. [![godoc][GoDoc]](https://godoc.org/github.com/mojocn/base64Captcha) [![Contains Chinese documents][CN]](https://github.com/mojocn/base64Captcha) * [go-commons-pool](https://github.com/jolestar/go-commons-pool) **star:909** Generic object pool for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/jolestar/go-commons-pool) [![Contains Chinese documents][CN]](https://github.com/jolestar/go-commons-pool) * [go-openapi](https://github.com/go-openapi) Collection of packages to parse and utilize open-api schemas. * [llvm](https://github.com/llir/llvm) **star:649** Library for interacting with LLVM IR in pure Go. [![godoc][GoDoc]](https://godoc.org/github.com/llir/llvm) * [shortid](https://github.com/teris-io/shortid) **star:646** Distributed generation of super short, unique, non-sequential, URL friendly IDs. [![godoc][GoDoc]](https://godoc.org/github.com/teris-io/shortid) * [health](https://github.com/dimiro1/health) **star:410** Easy to use, extensible health check library. [![It hasn't been updated in the last year][Yellow]](https://github.com/dimiro1/health) [![godoc][GoDoc]](https://godoc.org/github.com/dimiro1/health) * [conv](https://github.com/cstockton/go-conv) **star:365** Package conv provides fast and intuitive conversions across Go types. [![It hasn't been updated in the last year][Yellow]](https://github.com/cstockton/go-conv) [![godoc][GoDoc]](https://godoc.org/github.com/cstockton/go-conv) * [ghorg](https://github.com/gabrie30/ghorg) **star:347** Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, and Bitbucket. [![There was an update last week][Green]](https://github.com/gabrie30/ghorg) [![godoc][GoDoc]](https://godoc.org/github.com/gabrie30/ghorg) * [banner](https://github.com/dimiro1/banner) **star:327** Add beautiful banners into your Go applications. [![godoc][GoDoc]](https://godoc.org/github.com/dimiro1/banner) * [gountries](https://github.com/pariz/gountries) **star:299** Package that exposes country and subdivision data. [![godoc][GoDoc]](https://godoc.org/github.com/pariz/gountries) * [stateless](https://github.com/qmuntal/stateless) **star:240** A fluent library for creating state machines. [![godoc][GoDoc]](https://godoc.org/github.com/qmuntal/stateless) * [ffmt](https://github.com/go-ffmt/ffmt) **star:216** Beautify data display for Humans. [![godoc][GoDoc]](https://godoc.org/github.com/go-ffmt/ffmt) [![Contains Chinese documents][CN]](https://github.com/go-ffmt/ffmt) * [antch](https://github.com/antchfx/antch) **star:195** A fast, powerful and extensible web crawling & scraping framework. [![godoc][GoDoc]](https://godoc.org/github.com/antchfx/antch) [![Contains Chinese documents][CN]](https://github.com/antchfx/antch) * [lk](https://github.com/hyperboloide/lk) **star:184** A simple licensing library for golang. [![godoc][GoDoc]](https://godoc.org/github.com/hyperboloide/lk) * [battery](https://github.com/distatus/battery) **star:167** Cross-platform, normalized battery information library. [![godoc][GoDoc]](https://godoc.org/github.com/distatus/battery) * [shoutrrr](https://github.com/containrrr/shoutrrr) **star:163** Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others. [![There was an update last week][Green]](https://github.com/containrrr/shoutrrr) [![godoc][GoDoc]](https://godoc.org/github.com/containrrr/shoutrrr) * [healthcheck](https://github.com/etherlabsio/healthcheck) **star:158** An opinionated and concurrent health-check HTTP handler for RESTful services. [![It hasn't been updated in the last year][Yellow]](https://github.com/etherlabsio/healthcheck) [![godoc][GoDoc]](https://godoc.org/github.com/etherlabsio/healthcheck) * [stats](https://github.com/go-playground/stats) **star:145** Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc... [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/stats) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/stats) * [bitio](https://github.com/icza/bitio) **star:142** Highly optimized bit-level Reader and Writer for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/icza/bitio) [![godoc][GoDoc]](https://godoc.org/github.com/icza/bitio) * [go-unarr](https://github.com/gen2brain/go-unarr) **star:121** Decompression library for RAR, TAR, ZIP and 7z archives. [![godoc][GoDoc]](https://godoc.org/github.com/gen2brain/go-unarr) * [turtle](https://github.com/hackebrot/turtle) **star:116** Emojis for Go. [![godoc][GoDoc]](https://godoc.org/github.com/hackebrot/turtle) * [gommit](https://github.com/antham/gommit) **star:92** Analyze git commit messages to ensure they follow defined patterns. [![godoc][GoDoc]](https://godoc.org/github.com/antham/gommit) * [gotoprom](https://github.com/cabify/gotoprom) **star:88** Type-safe metrics builder wrapper library for the official Prometheus client. [![It hasn't been updated in the last year][Yellow]](https://github.com/cabify/gotoprom) [![godoc][GoDoc]](https://godoc.org/github.com/cabify/gotoprom) * [indigo](https://github.com/osamingo/indigo) **star:79** Distributed unique ID generator of using Sonyflake and encoded by Base58. [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/indigo) * [captcha](https://github.com/steambap/captcha) **star:71** Package captcha provides an easy to use, unopinionated API for captcha generation. [![godoc][GoDoc]](https://godoc.org/github.com/steambap/captcha) * [morse](https://github.com/alwindoss/morse) **star:63** Library to convert to and from morse code. [![It hasn't been updated in the last year][Yellow]](https://github.com/alwindoss/morse) [![godoc][GoDoc]](https://godoc.org/github.com/alwindoss/morse) * [xkg](https://github.com/go-xkg/xkg) **star:50** X Keyboard Grabber. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-xkg/xkg) [![godoc][GoDoc]](https://godoc.org/github.com/go-xkg/xkg) * [pdfgen](https://github.com/hyperboloide/pdfgen) **star:49** HTTP service to generate PDF from Json requests. [![It hasn't been updated in the last year][Yellow]](https://github.com/hyperboloide/pdfgen) [![godoc][GoDoc]](https://godoc.org/github.com/hyperboloide/pdfgen) * [persian](https://github.com/mavihq/persian) **star:49** Some utilities for Persian language in go. [![godoc][GoDoc]](https://godoc.org/github.com/mavihq/persian) * [browscap_go](https://github.com/digitalcrab/browscap_go) **star:36** GoLang Library for [Browser Capabilities Project](http://browscap.org/). [![It hasn't been updated in the last year][Yellow]](https://github.com/digitalcrab/browscap_go) [![godoc][GoDoc]](https://godoc.org/github.com/digitalcrab/browscap_go) * [datacounter](https://github.com/miolini/datacounter) **star:36** Go counters for readers/writer/http.ResponseWriter. [![It hasn't been updated in the last year][Yellow]](https://github.com/miolini/datacounter) [![godoc][GoDoc]](https://godoc.org/github.com/miolini/datacounter) * [faker](https://github.com/pioz/faker) **star:34** Random fake data and struct generator for Go. [![godoc][GoDoc]](https://godoc.org/github.com/pioz/faker) * [autoflags](https://github.com/artyom/autoflags) **star:33** Go package to automatically define command line flags from struct fields. [![It hasn't been updated in the last year][Yellow]](https://github.com/artyom/autoflags) [![godoc][GoDoc]](https://godoc.org/github.com/artyom/autoflags) * [sandid](https://github.com/aofei/sandid) **star:26** Every grain of sand on earth has its own ID. [![godoc][GoDoc]](https://godoc.org/github.com/aofei/sandid) * [gosh](https://github.com/osamingo/gosh) **star:25** Provide Go Statistics Handler, Struct, Measure Method. [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/gosh) * [url-shortener](https://github.com/pantrif/url-shortener) **star:25** A modern, powerful, and robust URL shortener microservice with mysql support. [![It hasn't been updated in the last year][Yellow]](https://github.com/pantrif/url-shortener) [![godoc][GoDoc]](https://godoc.org/github.com/pantrif/url-shortener) * [VarHandler](https://github.com/azr/generators/tree/master/varhandler) Generate boilerplate http input and output handling. * [xdg](https://github.com/rkoesters/xdg) **star:24** FreeDesktop.org (xdg) Specs implemented in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/rkoesters/xdg) [![godoc][GoDoc]](https://godoc.org/github.com/rkoesters/xdg) * [metrics](https://github.com/pascaldekloe/metrics) **star:18** Library for metrics instrumentation and Prometheus exposition. [![godoc][GoDoc]](https://godoc.org/github.com/pascaldekloe/metrics) * [shellwords](https://github.com/Wing924/shellwords) **star:13** A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell. [![It hasn't been updated in the last year][Yellow]](https://github.com/Wing924/shellwords) [![godoc][GoDoc]](https://godoc.org/github.com/Wing924/shellwords) * [anagent](https://github.com/mudler/anagent) **star:12** Minimalistic, pluggable Golang evloop/timer handler with dependency-injection. [![It hasn't been updated in the last year][Yellow]](https://github.com/mudler/anagent) [![godoc][GoDoc]](https://godoc.org/github.com/mudler/anagent) * [avgRating](https://github.com/kirillDanshin/avgRating) **star:10** Calculate average score and rating based on Wilson Score Equation. [![It hasn't been updated in the last year][Yellow]](https://github.com/kirillDanshin/avgRating) [![godoc][GoDoc]](https://godoc.org/github.com/kirillDanshin/avgRating) * [hostutils](https://github.com/Wing924/hostutils) **star:9** A golang library for packing and unpacking FQDNs list. [![It hasn't been updated in the last year][Yellow]](https://github.com/Wing924/hostutils) [![godoc][GoDoc]](https://godoc.org/github.com/Wing924/hostutils) * [numa](https://github.com/lrita/numa) **star:4** NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code. [![godoc][GoDoc]](https://godoc.org/github.com/lrita/numa) ## Natural Language Processing *Libraries for working with human languages.* * [prose](https://github.com/jdkato/prose) **star:2676** Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only. [![star > 2000][Awesome]](https://github.com/jdkato/prose) [![godoc][GoDoc]](https://godoc.org/github.com/jdkato/prose) * [gse](https://github.com/go-ego/gse) **star:1523** Go efficient text segmentation; support english, chinese, japanese and other. [![There was an update last week][Green]](https://github.com/go-ego/gse) [![godoc][GoDoc]](https://godoc.org/github.com/go-ego/gse) [![Contains Chinese documents][CN]](https://github.com/go-ego/gse) * [gojieba](https://github.com/yanyiwu/gojieba) **star:1393** This is a Go implementation of [jieba](https://github.com/fxsjy/jieba) which a Chinese word splitting algorithm. [![godoc][GoDoc]](https://godoc.org/github.com/yanyiwu/gojieba) [![Contains Chinese documents][CN]](https://github.com/yanyiwu/gojieba) * [when](https://github.com/olebedev/when) **star:1108** Natural EN and RU language date/time parser with pluggable rules. [![godoc][GoDoc]](https://godoc.org/github.com/olebedev/when) * [go-pinyin](https://github.com/mozillazg/go-pinyin) **star:897** CN Hanzi to Hanyu Pinyin converter. [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/go-pinyin) * [spaGO](https://github.com/nlpodyssey/spago) **star:823** Self-contained Machine Learning and Natural Language Processing library in Go. [![There was an update last week][Green]](https://github.com/nlpodyssey/spago) [![godoc][GoDoc]](https://godoc.org/github.com/nlpodyssey/spago) * [kagome](https://github.com/ikawaha/kagome) **star:552** JP morphological analyzer written in pure Go. [![godoc][GoDoc]](https://godoc.org/github.com/ikawaha/kagome) * [whatlanggo](https://github.com/abadojack/whatlanggo) **star:474** Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc). [![godoc][GoDoc]](https://godoc.org/github.com/abadojack/whatlanggo) * [nlp](https://github.com/Shixzie/nlp) **star:368** Extract values from strings and fill your structs with nlp. [![It hasn't been updated in the last year][Yellow]](https://github.com/Shixzie/nlp) [![godoc][GoDoc]](https://godoc.org/github.com/Shixzie/nlp) * [nlp](https://github.com/james-bowman/nlp) **star:303** Go Natural Language Processing library supporting LSA (Latent Semantic Analysis). [![godoc][GoDoc]](https://godoc.org/github.com/james-bowman/nlp) * [sentences](https://github.com/neurosnap/sentences) **star:293** Sentence tokenizer: converts text into a list of sentences. [![It hasn't been updated in the last year][Yellow]](https://github.com/neurosnap/sentences) [![godoc][GoDoc]](https://godoc.org/github.com/neurosnap/sentences) * [getlang](https://github.com/rylans/getlang) **star:110** Fast natural language detection package. [![godoc][GoDoc]](https://godoc.org/github.com/rylans/getlang) * [go-i18n](https://github.com/nicksnyder/go-i18n/) Package and an accompanying tool to work with localized text. * [go-nlp](https://github.com/nuance/go-nlp) **star:89** Utilities for working with discrete probability distributions and other tools useful for doing NLP work. [![It hasn't been updated in the last year][Yellow]](https://github.com/nuance/go-nlp) [![godoc][GoDoc]](https://godoc.org/github.com/nuance/go-nlp) [![Archived][Archived]](https://github.com/nuance/go-nlp) * [go-unidecode](https://github.com/mozillazg/go-unidecode) **star:84** ASCII transliterations of Unicode text. [![It hasn't been updated in the last year][Yellow]](https://github.com/mozillazg/go-unidecode) [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/go-unidecode) * [RAKE.go](https://github.com/afjoseph/RAKE.Go) **star:75** Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE). [![godoc][GoDoc]](https://godoc.org/github.com/afjoseph/RAKE.Go) * [gounidecode](https://github.com/fiam/gounidecode) **star:72** Unicode transliterator (also known as unidecode) for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/fiam/gounidecode) [![godoc][GoDoc]](https://godoc.org/github.com/fiam/gounidecode) * [textcat](https://github.com/pebbe/textcat) **star:64** Go package for n-gram based text categorization, with support for utf-8 and raw text. [![It hasn't been updated in the last year][Yellow]](https://github.com/pebbe/textcat) [![godoc][GoDoc]](https://godoc.org/github.com/pebbe/textcat) * [go-stem](https://github.com/agonopol/go-stem) **star:60** Implementation of the porter stemming algorithm. [![It hasn't been updated in the last year][Yellow]](https://github.com/agonopol/go-stem) [![godoc][GoDoc]](https://godoc.org/github.com/agonopol/go-stem) * [MMSEGO](https://github.com/awsong/MMSEGO) **star:59** This is a GO implementation of [MMSEG](http://technology.chtsai.org/mmseg/) which a Chinese word splitting algorithm. [![It hasn't been updated in the last year][Yellow]](https://github.com/awsong/MMSEGO) [![godoc][GoDoc]](https://godoc.org/github.com/awsong/MMSEGO) * [segment](https://github.com/blevesearch/segment) **star:58** Go library for performing Unicode Text Segmentation as described in [Unicode Standard Annex #29](http://www.unicode.org/reports/tr29/) [![godoc][GoDoc]](https://godoc.org/github.com/blevesearch/segment) * [stemmer](https://github.com/dchest/stemmer) **star:49** Stemmer packages for Go programming language. Includes English and German stemmers. [![It hasn't been updated in the last year][Yellow]](https://github.com/dchest/stemmer) [![godoc][GoDoc]](https://godoc.org/github.com/dchest/stemmer) * [go2vec](https://github.com/danieldk/go2vec) **star:41** Reader and utility functions for word2vec embeddings. [![It hasn't been updated in the last year][Yellow]](https://github.com/danieldk/go2vec) [![godoc][GoDoc]](https://godoc.org/github.com/danieldk/go2vec) * [porter2](https://github.com/zhenjl/porter2) **star:39** Really fast Porter 2 stemmer. [![godoc][GoDoc]](https://godoc.org/github.com/zhenjl/porter2) * [petrovich](https://github.com/striker2000/petrovich) **star:33** Petrovich is the library which inflects Russian names to given grammatical case. [![godoc][GoDoc]](https://godoc.org/github.com/striker2000/petrovich) * [snowball](https://github.com/goodsign/snowball) **star:28** Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality [Snowball native](http://snowball.tartarus.org/). [![It hasn't been updated in the last year][Yellow]](https://github.com/goodsign/snowball) * [address](https://github.com/bojanz/address) **star:26** Handles address representation, validation and formatting. [![godoc][GoDoc]](https://godoc.org/github.com/bojanz/address) * [paicehusk](https://github.com/rookii/paicehusk) **star:26** Golang implementation of the Paice/Husk Stemming Algorithm. [![It hasn't been updated in the last year][Yellow]](https://github.com/rookii/paicehusk) [![godoc][GoDoc]](https://godoc.org/github.com/rookii/paicehusk) * [go-mystem](https://github.com/dveselov/mystem) **star:25** CGo bindings to Yandex.Mystem - russian morphology analyzer. [![It hasn't been updated in the last year][Yellow]](https://github.com/dveselov/mystem) [![godoc][GoDoc]](https://godoc.org/github.com/dveselov/mystem) * [icu](https://github.com/goodsign/icu) **star:19** Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1. [![It hasn't been updated in the last year][Yellow]](https://github.com/goodsign/icu) [![godoc][GoDoc]](https://godoc.org/github.com/goodsign/icu) * [golibstemmer](https://github.com/rjohnsondev/golibstemmer) **star:18** Go bindings for the snowball libstemmer library including porter 2. [![It hasn't been updated in the last year][Yellow]](https://github.com/rjohnsondev/golibstemmer) [![godoc][GoDoc]](https://godoc.org/github.com/rjohnsondev/golibstemmer) * [iuliia-go](https://github.com/mehanizm/iuliia-go) **star:18** Transliterate Cyrillic → Latin in every possible way. [![godoc][GoDoc]](https://godoc.org/github.com/mehanizm/iuliia-go) * [go-localize](https://github.com/m1/go-localize) **star:15** Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings. [![godoc][GoDoc]](https://godoc.org/github.com/m1/go-localize) * [shamoji](https://github.com/osamingo/shamoji) **star:12** The shamoji is word filtering package written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/shamoji) * [govader](https://github.com/jonreiter/govader) **star:10** Go implementation of [VADER Sentiment Analysis](https://github.com/cjhutto/vaderSentiment). [![godoc][GoDoc]](https://godoc.org/github.com/jonreiter/govader) * [libtextcat](https://github.com/goodsign/libtextcat) **star:10** Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2. [![It hasn't been updated in the last year][Yellow]](https://github.com/goodsign/libtextcat) [![godoc][GoDoc]](https://godoc.org/github.com/goodsign/libtextcat) * [gotokenizer](https://github.com/xujiajun/gotokenizer) **star:9** A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation) [![It hasn't been updated in the last year][Yellow]](https://github.com/xujiajun/gotokenizer) [![godoc][GoDoc]](https://godoc.org/github.com/xujiajun/gotokenizer) * [transliterator](https://github.com/alexsergivan/transliterator) **star:9** Provides one-way string transliteration with supporting of language-specific transliteration rules. [![godoc][GoDoc]](https://godoc.org/github.com/alexsergivan/transliterator) * [porter](https://github.com/a2800276/porter) **star:8** This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm. [![It hasn't been updated in the last year][Yellow]](https://github.com/a2800276/porter) [![godoc][GoDoc]](https://godoc.org/github.com/a2800276/porter) * [detectlanguage](https://github.com/detectlanguage/detectlanguage-go) **star:7** Language Detection API Go Client. Supports batch requests, short phrase or single word language detection. [![godoc][GoDoc]](https://godoc.org/github.com/detectlanguage/detectlanguage-go) * [gosentiwordnet](https://github.com/dinopuguh/gosentiwordnet) **star:4** Sentiment analyzer using sentiwordnet lexicon in Go. [![godoc][GoDoc]](https://godoc.org/github.com/dinopuguh/gosentiwordnet) ## Networking *Libraries for working with various layers of the network.* * [fasthttp](https://github.com/valyala/fasthttp) **star:14415** Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http. [![star > 2000][Awesome]](https://github.com/valyala/fasthttp) [![There was an update last week][Green]](https://github.com/valyala/fasthttp) [![godoc][GoDoc]](https://godoc.org/github.com/valyala/fasthttp) * [kcptun](https://github.com/xtaci/kcptun) **star:12295** Extremely simple & fast udp tunnel based on KCP protocol. [![star > 2000][Awesome]](https://github.com/xtaci/kcptun) [![godoc][GoDoc]](https://godoc.org/github.com/xtaci/kcptun) * [webrtc](https://github.com/pions/webrtc) **star:6516** A pure Go implementation of the WebRTC API. [![star > 2000][Awesome]](https://github.com/pions/webrtc) [![There was an update last week][Green]](https://github.com/pions/webrtc) [![godoc][GoDoc]](https://godoc.org/github.com/pions/webrtc) * [dns](https://github.com/miekg/dns) **star:5185** Go library for working with DNS. [![star > 2000][Awesome]](https://github.com/miekg/dns) [![There was an update last week][Green]](https://github.com/miekg/dns) [![godoc][GoDoc]](https://godoc.org/github.com/miekg/dns) * [quic-go](https://github.com/lucas-clemente/quic-go) **star:4886** An implementation of the QUIC protocol in pure Go. [![star > 2000][Awesome]](https://github.com/lucas-clemente/quic-go) [![There was an update last week][Green]](https://github.com/lucas-clemente/quic-go) [![godoc][GoDoc]](https://godoc.org/github.com/lucas-clemente/quic-go) * [gopacket](https://github.com/google/gopacket) **star:3910** Go library for packet processing with libpcap bindings. [![star > 2000][Awesome]](https://github.com/google/gopacket) [![There was an update last week][Green]](https://github.com/google/gopacket) [![godoc][GoDoc]](https://godoc.org/github.com/google/gopacket) * [gnet](https://github.com/panjf2000/gnet) **star:3659** `gnet` is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go. [![star > 2000][Awesome]](https://github.com/panjf2000/gnet) [![There was an update last week][Green]](https://github.com/panjf2000/gnet) [![godoc][GoDoc]](https://godoc.org/github.com/panjf2000/gnet) [![Contains Chinese documents][CN]](https://github.com/panjf2000/gnet) * [HTTPLab](https://github.com/gchaincl/httplab) **star:3650** HTTPLabs let you inspect HTTP requests and forge responses. [![star > 2000][Awesome]](https://github.com/gchaincl/httplab) [![It hasn't been updated in the last year][Yellow]](https://github.com/gchaincl/httplab) [![godoc][GoDoc]](https://godoc.org/github.com/gchaincl/httplab) * [kcp-go](https://github.com/xtaci/kcp-go) **star:2863** KCP - Fast and Reliable ARQ Protocol. [![star > 2000][Awesome]](https://github.com/xtaci/kcp-go) [![There was an update last week][Green]](https://github.com/xtaci/kcp-go) [![godoc][GoDoc]](https://godoc.org/github.com/xtaci/kcp-go) * [gobgp](https://github.com/osrg/gobgp) **star:2133** BGP implemented in the Go Programming Language. [![star > 2000][Awesome]](https://github.com/osrg/gobgp) [![godoc][GoDoc]](https://godoc.org/github.com/osrg/gobgp) * [ssh](https://github.com/gliderlabs/ssh) **star:1858** Higher-level API for building SSH servers (wraps crypto/ssh). [![godoc][GoDoc]](https://godoc.org/github.com/gliderlabs/ssh) * [fortio](https://github.com/fortio/fortio) **star:1757** Load testing library and command line tool, advanced echo server and web UI. Allows to specify a set query-per-second load and record latency histograms and other useful stats and graph them. Tcp, Http, gRPC. [![godoc][GoDoc]](https://godoc.org/github.com/fortio/fortio) * [water](https://github.com/songgao/water) **star:1182** Simple TUN/TAP library. [![godoc][GoDoc]](https://godoc.org/github.com/songgao/water) * [go-getter](https://github.com/hashicorp/go-getter) **star:1096** Go library for downloading files or directories from various sources using a URL. [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/go-getter) * [gev](https://github.com/Allenxuxu/gev) **star:1031** gev is a lightweight, fast non-blocking TCP network library based on Reactor mode. [![godoc][GoDoc]](https://godoc.org/github.com/Allenxuxu/gev) * [NFF-Go](https://github.com/intel-go/nff-go) **star:1029** Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF). [![godoc][GoDoc]](https://godoc.org/github.com/intel-go/nff-go) * [sftp](https://github.com/pkg/sftp) **star:954** Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt. [![There was an update last week][Green]](https://github.com/pkg/sftp) [![godoc][GoDoc]](https://godoc.org/github.com/pkg/sftp) * [grab](https://github.com/cavaliercoder/grab) **star:799** Go package for managing file downloads. [![There was an update last week][Green]](https://github.com/cavaliercoder/grab) [![godoc][GoDoc]](https://godoc.org/github.com/cavaliercoder/grab) * [ftp](https://github.com/jlaffaye/ftp) **star:775** Package ftp implements a FTP client as described in [RFC 959](http://tools.ietf.org/html/rfc959). [![godoc][GoDoc]](https://godoc.org/github.com/jlaffaye/ftp) * [mdns](https://github.com/hashicorp/mdns) **star:741** Simple mDNS (Multicast DNS) client/server library in Golang. [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/mdns) * [mqttPaho](https://eclipse.org/paho/clients/golang/) The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets. * [vssh](https://github.com/yahoo/vssh) **star:702** Go library for building network and server automation over SSH protocol. [![godoc][GoDoc]](https://godoc.org/github.com/yahoo/vssh) * [gosnmp](https://github.com/soniah/gosnmp) **star:677** Native Go library for performing SNMP actions. [![There was an update last week][Green]](https://github.com/soniah/gosnmp) [![godoc][GoDoc]](https://godoc.org/github.com/soniah/gosnmp) * [lhttp](https://github.com/fanux/lhttp) **star:602** Powerful websocket framework, build your IM server more easily. [![It hasn't been updated in the last year][Yellow]](https://github.com/fanux/lhttp) [![godoc][GoDoc]](https://godoc.org/github.com/fanux/lhttp) [![Contains Chinese documents][CN]](https://github.com/fanux/lhttp) * [cidranger](https://github.com/yl2chen/cidranger) **star:570** Fast IP to CIDR lookup for Go. [![godoc][GoDoc]](https://godoc.org/github.com/yl2chen/cidranger) * [gotcp](https://github.com/gansidui/gotcp) **star:477** Go package for quickly writing tcp applications. [![It hasn't been updated in the last year][Yellow]](https://github.com/gansidui/gotcp) [![godoc][GoDoc]](https://godoc.org/github.com/gansidui/gotcp) * [peerdiscovery](https://github.com/schollz/peerdiscovery) **star:464** Pure Go library for cross-platform local peer discovery using UDP multicast. [![godoc][GoDoc]](https://godoc.org/github.com/schollz/peerdiscovery) * [stun](https://github.com/go-rtc/stun) **star:442** Go implementation of RFC 5389 STUN protocol. [![There was an update last week][Green]](https://github.com/go-rtc/stun) [![godoc][GoDoc]](https://godoc.org/github.com/go-rtc/stun) * [go-stun](https://github.com/ccding/go-stun) **star:411** Go implementation of the STUN client (RFC 3489 and RFC 5389). [![godoc][GoDoc]](https://godoc.org/github.com/ccding/go-stun) * [gopcap](https://github.com/akrennmair/gopcap) **star:407** Go wrapper for libpcap. [![godoc][GoDoc]](https://godoc.org/github.com/akrennmair/gopcap) * [raw](https://github.com/mdlayher/raw) **star:382** Package raw enables reading and writing data at the device driver level for a network interface. [![godoc][GoDoc]](https://godoc.org/github.com/mdlayher/raw) * [tcp_server](https://github.com/firstrow/tcp_server) **star:348** Go library for building tcp servers faster. [![It hasn't been updated in the last year][Yellow]](https://github.com/firstrow/tcp_server) [![godoc][GoDoc]](https://godoc.org/github.com/firstrow/tcp_server) * [winrm](https://github.com/masterzen/winrm) **star:290** Go WinRM client to remotely execute commands on Windows machines. [![godoc][GoDoc]](https://godoc.org/github.com/masterzen/winrm) * [gaio](https://github.com/xtaci/gaio) **star:262** High performance async-io networking for Golang in proactor mode. [![godoc][GoDoc]](https://godoc.org/github.com/xtaci/gaio) * [gmqtt](https://github.com/DrmagicE/gmqtt) **star:260** Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1. [![There was an update last week][Green]](https://github.com/DrmagicE/gmqtt) [![godoc][GoDoc]](https://godoc.org/github.com/DrmagicE/gmqtt) [![Contains Chinese documents][CN]](https://github.com/DrmagicE/gmqtt) * [buffstreams](https://github.com/stabbycutyou/buffstreams) **star:242** Streaming protocolbuffer data over TCP made easy. [![godoc][GoDoc]](https://godoc.org/github.com/stabbycutyou/buffstreams) * [arp](https://github.com/mdlayher/arp) **star:238** Package arp implements the ARP protocol, as described in RFC 826. [![It hasn't been updated in the last year][Yellow]](https://github.com/mdlayher/arp) [![godoc][GoDoc]](https://godoc.org/github.com/mdlayher/arp) * [ethernet](https://github.com/mdlayher/ethernet) **star:214** Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags. [![It hasn't been updated in the last year][Yellow]](https://github.com/mdlayher/ethernet) [![godoc][GoDoc]](https://godoc.org/github.com/mdlayher/ethernet) * [gNxI](https://github.com/google/gnxi) **star:171** A collection of tools for Network Management that use the gNMI and gNOI protocols. [![godoc][GoDoc]](https://godoc.org/github.com/google/gnxi) * [jazigo](https://github.com/udhos/jazigo) **star:163** Jazigo is a tool written in Go for retrieving configuration for multiple network devices. [![It hasn't been updated in the last year][Yellow]](https://github.com/udhos/jazigo) [![godoc][GoDoc]](https://godoc.org/github.com/udhos/jazigo) * [utp](https://github.com/anacrolix/utp) **star:155** Go uTP micro transport protocol implementation. [![godoc][GoDoc]](https://godoc.org/github.com/anacrolix/utp) * [canopus](https://github.com/zubairhamed/canopus) **star:142** CoAP Client/Server implementation (RFC 7252). [![It hasn't been updated in the last year][Yellow]](https://github.com/zubairhamed/canopus) [![godoc][GoDoc]](https://godoc.org/github.com/zubairhamed/canopus) * [sslb](https://github.com/eduardonunesp/sslb) **star:131** It's a Super Simples Load Balancer, just a little project to achieve some kind of performance. [![It hasn't been updated in the last year][Yellow]](https://github.com/eduardonunesp/sslb) [![godoc][GoDoc]](https://godoc.org/github.com/eduardonunesp/sslb) * [xtcp](https://github.com/xfxdev/xtcp) **star:114** TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol. [![godoc][GoDoc]](https://godoc.org/github.com/xfxdev/xtcp) * [dhcp6](https://github.com/mdlayher/dhcp6) **star:68** Package dhcp6 implements a DHCPv6 server, as described in RFC 3315. [![It hasn't been updated in the last year][Yellow]](https://github.com/mdlayher/dhcp6) [![godoc][GoDoc]](https://godoc.org/github.com/mdlayher/dhcp6) * [ether](https://github.com/songgao/ether) **star:68** Cross-platform Go package for sending and receiving ethernet frames. [![It hasn't been updated in the last year][Yellow]](https://github.com/songgao/ether) [![godoc][GoDoc]](https://godoc.org/github.com/songgao/ether) * [packet](https://github.com/aerogo/packet) **star:56** Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed. [![It hasn't been updated in the last year][Yellow]](https://github.com/aerogo/packet) [![godoc][GoDoc]](https://godoc.org/github.com/aerogo/packet) * [linkio](https://github.com/ian-kent/linkio) **star:50** Network link speed simulation for Reader/Writer interfaces. [![It hasn't been updated in the last year][Yellow]](https://github.com/ian-kent/linkio) [![godoc][GoDoc]](https://godoc.org/github.com/ian-kent/linkio) * [iplib](https://github.com/c-robinson/iplib) **star:43** Library for working with IP addresses (net.IP, net.IPNet), inspired by python [ipaddress](https://docs.python.org/3/library/ipaddress.html) and ruby [ipaddr](https://ruby-doc.org/stdlib-2.5.1/libdoc/ipaddr/rdoc/IPAddr.html) [![godoc][GoDoc]](https://godoc.org/github.com/c-robinson/iplib) * [portproxy](https://github.com/aybabtme/portproxy) **star:43** Simple TCP proxy which adds CORS support to API's which don't support it. [![It hasn't been updated in the last year][Yellow]](https://github.com/aybabtme/portproxy) [![godoc][GoDoc]](https://godoc.org/github.com/aybabtme/portproxy) * [graval](https://github.com/koofr/graval) **star:26** Experimental FTP server framework. [![godoc][GoDoc]](https://godoc.org/github.com/koofr/graval) * [go-powerdns](https://github.com/joeig/go-powerdns) **star:23** PowerDNS API bindings for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/joeig/go-powerdns) * [publicip](https://github.com/polera/publicip) **star:21** Package publicip returns your public facing IPv4 address (internet egress). [![It hasn't been updated in the last year][Yellow]](https://github.com/polera/publicip) [![godoc][GoDoc]](https://godoc.org/github.com/polera/publicip) * [golibwireshark](https://github.com/sunwxg/golibwireshark) **star:19** Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data. [![It hasn't been updated in the last year][Yellow]](https://github.com/sunwxg/golibwireshark) [![godoc][GoDoc]](https://godoc.org/github.com/sunwxg/golibwireshark) * [panoptes-stream](https://github.com/yahoo/panoptes-stream) **star:18** A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT). [![godoc][GoDoc]](https://godoc.org/github.com/yahoo/panoptes-stream) * [gohooks](https://github.com/averageflow/gohooks) **star:12** GoHooks make it easy to send and consume secured web-hooks from a Go application. Inspired by Spatie's Laravel Webhook Client and Server. [![godoc][GoDoc]](https://godoc.org/github.com/averageflow/gohooks) * [llb](https://github.com/kirillDanshin/llb) **star:11** It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response. [![It hasn't been updated in the last year][Yellow]](https://github.com/kirillDanshin/llb) [![godoc][GoDoc]](https://godoc.org/github.com/kirillDanshin/llb) * [goshark](https://github.com/sunwxg/goshark) **star:10** Package goshark use tshark to decode IP packet and create data struct to analyse packet. [![It hasn't been updated in the last year][Yellow]](https://github.com/sunwxg/goshark) [![godoc][GoDoc]](https://godoc.org/github.com/sunwxg/goshark) * [tspool](https://github.com/two/tspool) **star:8** A TCP Library use worker pool to improve performance and protect your server. [![It hasn't been updated in the last year][Yellow]](https://github.com/two/tspool) [![godoc][GoDoc]](https://godoc.org/github.com/two/tspool) * [httpproxy](https://github.com/wzshiming/httpproxy) **star:7** HTTP proxy handler and dialer. [![godoc][GoDoc]](https://godoc.org/github.com/wzshiming/httpproxy) ### HTTP Clients *Libraries for making HTTP requests.* * [resty](https://github.com/go-resty/resty) **star:3874** Simple HTTP and REST client for Go inspired by Ruby rest-client. [![star > 2000][Awesome]](https://github.com/go-resty/resty) [![There was an update last week][Green]](https://github.com/go-resty/resty) [![godoc][GoDoc]](https://godoc.org/github.com/go-resty/resty) * [heimdall](https://github.com/gojektech/heimdall) **star:1764** An enchanced http client with retry and hystrix capabilities. [![godoc][GoDoc]](https://godoc.org/github.com/gojektech/heimdall) * [grequests](https://github.com/levigross/grequests) **star:1733** A Go "clone" of the great and famous Requests library. [![godoc][GoDoc]](https://godoc.org/github.com/levigross/grequests) * [sling](https://github.com/dghubble/sling) **star:1244** Sling is a Go HTTP client library for creating and sending API requests. [![godoc][GoDoc]](https://godoc.org/github.com/dghubble/sling) * [gentleman](https://github.com/h2non/gentleman) **star:873** Full-featured plugin-driven HTTP client library. [![godoc][GoDoc]](https://godoc.org/github.com/h2non/gentleman) * [pester](https://github.com/sethgrid/pester) **star:537** Go HTTP client calls with retries, backoff, and concurrency. [![godoc][GoDoc]](https://godoc.org/github.com/sethgrid/pester) * [request](https://github.com/monaco-io/request) **star:93** HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency. [![There was an update last week][Green]](https://github.com/monaco-io/request) [![godoc][GoDoc]](https://godoc.org/github.com/monaco-io/request) * [rq](https://github.com/ddo/rq) **star:37** A nicer interface for golang stdlib HTTP client. [![It hasn't been updated in the last year][Yellow]](https://github.com/ddo/rq) [![godoc][GoDoc]](https://godoc.org/github.com/ddo/rq) * [go-http-client](https://github.com/bozd4g/go-http-client) **star:16** Make http calls simply and easily. [![godoc][GoDoc]](https://godoc.org/github.com/bozd4g/go-http-client) * [httpretry](https://github.com/ybbus/httpretry) **star:11** Enriches the default go HTTP client with retry functionality. [![It hasn't been updated in the last year][Yellow]](https://github.com/ybbus/httpretry) [![godoc][GoDoc]](https://godoc.org/github.com/ybbus/httpretry) ## OpenGL *Libraries for using OpenGL in Go.* * [glfw](https://github.com/go-gl/glfw) **star:1049** Go bindings for GLFW 3. * [gl](https://github.com/go-gl/gl) **star:779** Go bindings for OpenGL (generated via glow). [![It hasn't been updated in the last year][Yellow]](https://github.com/go-gl/gl) [![godoc][GoDoc]](https://godoc.org/github.com/go-gl/gl) * [mathgl](https://github.com/go-gl/mathgl) **star:356** Pure Go math package specialized for 3D math, with inspiration from GLM. [![godoc][GoDoc]](https://godoc.org/github.com/go-gl/mathgl) * [goxjs/gl](https://github.com/goxjs/gl) **star:147** Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android). [![godoc][GoDoc]](https://godoc.org/github.com/goxjs/gl) * [goxjs/glfw](https://github.com/goxjs/glfw) **star:68** Go cross-platform glfw library for creating an OpenGL context and receiving events. [![godoc][GoDoc]](https://godoc.org/github.com/goxjs/glfw) * [go-glmatrix](https://github.com/technohippy/go-glmatrix) **star:1** Go port of [glMatrix](http://glmatrix.net/) library. [![There was an update last week][Green]](https://github.com/technohippy/go-glmatrix) [![godoc][GoDoc]](https://godoc.org/github.com/technohippy/go-glmatrix) ## ORM *Libraries that implement Object-Relational Mapping or datamapping techniques.* * [GORM](https://github.com/go-gorm/gorm) **star:22723** The fantastic ORM library for Golang, aims to be developer friendly. [![star > 2000][Awesome]](https://github.com/go-gorm/gorm) [![There was an update last week][Green]](https://github.com/go-gorm/gorm) [![godoc][GoDoc]](https://godoc.org/github.com/go-gorm/gorm) * [ent](https://github.com/facebook/ent) **star:6626** An entity framework for Go. Simple, yet powerful ORM for modeling and querying data. [![star > 2000][Awesome]](https://github.com/facebook/ent) [![There was an update last week][Green]](https://github.com/facebook/ent) [![godoc][GoDoc]](https://godoc.org/github.com/facebook/ent) * [go-pg](https://github.com/go-pg/pg) **star:4381** PostgreSQL ORM with focus on PostgreSQL specific features and performance. [![star > 2000][Awesome]](https://github.com/go-pg/pg) [![There was an update last week][Green]](https://github.com/go-pg/pg) [![godoc][GoDoc]](https://godoc.org/github.com/go-pg/pg) * [SQLBoiler](https://github.com/volatiletech/sqlboiler) **star:3645** ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema. [![star > 2000][Awesome]](https://github.com/volatiletech/sqlboiler) [![There was an update last week][Green]](https://github.com/volatiletech/sqlboiler) [![godoc][GoDoc]](https://godoc.org/github.com/volatiletech/sqlboiler) * [gorp](https://github.com/go-gorp/gorp) **star:3469** Go Relational Persistence, ORM-ish library for Go. [![star > 2000][Awesome]](https://github.com/go-gorp/gorp) [![godoc][GoDoc]](https://godoc.org/github.com/go-gorp/gorp) * [upper.io/db](https://github.com/upper/db) **star:2465** Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers. [![star > 2000][Awesome]](https://github.com/upper/db) [![godoc][GoDoc]](https://godoc.org/github.com/upper/db) * [XORM](https://gitea.com/xorm/xorm) Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle). * [reform](https://github.com/go-reform/reform) **star:1067** Better ORM for Go, based on non-empty interfaces and code generation. [![There was an update last week][Green]](https://github.com/go-reform/reform) [![godoc][GoDoc]](https://godoc.org/github.com/go-reform/reform) * [pop/soda](https://github.com/gobuffalo/pop) **star:1023** Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite. [![There was an update last week][Green]](https://github.com/gobuffalo/pop) [![godoc][GoDoc]](https://godoc.org/github.com/gobuffalo/pop) * [gormt](https://github.com/xxjwxc/gormt) **star:1001** Mysql database to golang gorm struct. [![godoc][GoDoc]](https://godoc.org/github.com/xxjwxc/gormt) * [go-queryset](https://github.com/jirfag/go-queryset) **star:585** 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM. [![godoc][GoDoc]](https://godoc.org/github.com/jirfag/go-queryset) * [QBS](https://github.com/coocood/qbs) **star:553** Stands for Query By Struct. A Go ORM. [![It hasn't been updated in the last year][Yellow]](https://github.com/coocood/qbs) [![godoc][GoDoc]](https://godoc.org/github.com/coocood/qbs) [![Contains Chinese documents][CN]](https://github.com/coocood/qbs) * [go-sqlbuilder](https://github.com/huandu/go-sqlbuilder) **star:527** A flexible and powerful SQL string builder library plus a zero-config ORM. [![godoc][GoDoc]](https://godoc.org/github.com/huandu/go-sqlbuilder) * [beego orm](https://github.com/astaxie/beego/tree/master/orm) Powerful orm framework for go. Support: pq/mysql/sqlite3. * [rel](https://github.com/go-rel/rel) **star:301** Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API. [![godoc][GoDoc]](https://godoc.org/github.com/go-rel/rel) * [Zoom](https://github.com/albrow/zoom) **star:271** Blazing-fast datastore and querying engine built on Redis. [![godoc][GoDoc]](https://godoc.org/github.com/albrow/zoom) * [grimoire](https://github.com/Fs02/grimoire) **star:150** Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3). [![godoc][GoDoc]](https://godoc.org/github.com/Fs02/grimoire) * [go-sql](https://github.com/rushteam/gosql) **star:139** A easy ORM for mysql. [![godoc][GoDoc]](https://godoc.org/github.com/rushteam/gosql) * [go-store](https://github.com/gosuri/go-store) **star:100** Simple and fast Redis backed key-value store library for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/gosuri/go-store) [![godoc][GoDoc]](https://godoc.org/github.com/gosuri/go-store) * [go-firestorm](https://github.com/jschoedt/go-firestorm) **star:22** A simple ORM for Google/Firebase Cloud Firestore. [![godoc][GoDoc]](https://godoc.org/github.com/jschoedt/go-firestorm) * [lore](https://github.com/abrahambotros/lore) **star:6** Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/abrahambotros/lore) [![godoc][GoDoc]](https://godoc.org/github.com/abrahambotros/lore) * [marlow](https://github.com/marlow/marlow) **star:4** Generated ORM from project structs for compile time safety assurances. [![godoc][GoDoc]](https://godoc.org/github.com/marlow/marlow) ## Package Management *Official tooling for dependency and package management* * [go modules](https://golang.org/cmd/go/#hdr-Modules__module_versions__and_more) Modules are the unit of source code interchange and versioning. The go command has direct support for working with modules, including recording and resolving dependencies on other modules. *Official experimental tooling for package management* * [dep](https://github.com/golang/dep) **star:13208** Go dependency tool. [![star > 2000][Awesome]](https://github.com/golang/dep) [![godoc][GoDoc]](https://godoc.org/github.com/golang/dep) [![Archived][Archived]](https://github.com/golang/dep) * [vgo](https://go.googlesource.com/vgo/) Versioned Go. *Unofficial libraries for package and dependency management.* * [glide](https://github.com/Masterminds/glide) **star:8076** Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip. [![star > 2000][Awesome]](https://github.com/Masterminds/glide) [![godoc][GoDoc]](https://godoc.org/github.com/Masterminds/glide) * [godep](https://github.com/tools/godep) **star:5629** dependency tool for go, godep helps build packages reproducibly by fixing their dependencies. [![star > 2000][Awesome]](https://github.com/tools/godep) [![It hasn't been updated in the last year][Yellow]](https://github.com/tools/godep) [![godoc][GoDoc]](https://godoc.org/github.com/tools/godep) [![Archived][Archived]](https://github.com/tools/godep) * [govendor](https://github.com/kardianos/govendor) **star:5011** Go Package Manager. Go vendor tool that works with the standard vendor file. [![star > 2000][Awesome]](https://github.com/kardianos/govendor) [![godoc][GoDoc]](https://godoc.org/github.com/kardianos/govendor) [![Archived][Archived]](https://github.com/kardianos/govendor) * [gopm](https://github.com/gpmgo/gopm) **star:2497** Go Package Manager. [![star > 2000][Awesome]](https://github.com/gpmgo/gopm) [![It hasn't been updated in the last year][Yellow]](https://github.com/gpmgo/gopm) [![godoc][GoDoc]](https://godoc.org/github.com/gpmgo/gopm) [![Archived][Archived]](https://github.com/gpmgo/gopm) * [gom](https://github.com/mattn/gom) **star:1390** Go Manager - bundle for go. [![It hasn't been updated in the last year][Yellow]](https://github.com/mattn/gom) [![godoc][GoDoc]](https://godoc.org/github.com/mattn/gom) * [gpm](https://github.com/pote/gpm) **star:1201** Barebones dependency manager for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/pote/gpm) * [goop](https://github.com/nitrous-io/goop) **star:780** Simple dependency manager for Go (golang), inspired by Bundler. [![It hasn't been updated in the last year][Yellow]](https://github.com/nitrous-io/goop) [![godoc][GoDoc]](https://godoc.org/github.com/nitrous-io/goop) * [modgv](https://github.com/lucasepe/modgv) **star:358** Converts 'go mod graph' output into Graphviz's DOT language. [![godoc][GoDoc]](https://godoc.org/github.com/lucasepe/modgv) * [nut](https://github.com/jingweno/nut) **star:242** Vendor Go dependencies. [![It hasn't been updated in the last year][Yellow]](https://github.com/jingweno/nut) [![godoc][GoDoc]](https://godoc.org/github.com/jingweno/nut) * [johnny-deps](https://github.com/VividCortex/johnny-deps) **star:215** Minimal dependency version using Git. * [VenGO](https://github.com/DamnWidget/VenGO) **star:121** create and manage exportable isolated go virtual environments. [![It hasn't been updated in the last year][Yellow]](https://github.com/DamnWidget/VenGO) [![godoc][GoDoc]](https://godoc.org/github.com/DamnWidget/VenGO) * [mvn-golang](https://github.com/raydac/mvn-golang) **star:115** plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure. [![There was an update last week][Green]](https://github.com/raydac/mvn-golang) * [gop](https://github.com/lunny/gop) **star:49** Build and manage your Go applications out of GOPATH. [![It hasn't been updated in the last year][Yellow]](https://github.com/lunny/gop) [![godoc][GoDoc]](https://godoc.org/github.com/lunny/gop) [![Contains Chinese documents][CN]](https://github.com/lunny/gop) [![Archived][Archived]](https://github.com/lunny/gop) ## Performance * [jaeger](https://github.com/jaegertracing/jaeger) **star:12792** A distributed tracing system. [![star > 2000][Awesome]](https://github.com/jaegertracing/jaeger) [![There was an update last week][Green]](https://github.com/jaegertracing/jaeger) [![godoc][GoDoc]](https://godoc.org/github.com/jaegertracing/jaeger) * [profile](https://github.com/pkg/profile) **star:1388** Simple profiling support package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/pkg/profile) * [statsviz](https://github.com/arl/statsviz) **star:994** Live visualization of your Go application runtime statistics. * [pixie](https://github.com/pixie-labs/pixie) **star:535** No instrumentation tracing for Golang applications via eBPF. [![There was an update last week][Green]](https://github.com/pixie-labs/pixie) * [tracer](https://github.com/kamilsk/tracer) **star:41** Simple, lightweight tracing. [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/tracer) ## Query Language * [graphql-go](https://github.com/graphql-go/graphql) **star:7346** Implementation of GraphQL for Go. [![star > 2000][Awesome]](https://github.com/graphql-go/graphql) [![There was an update last week][Green]](https://github.com/graphql-go/graphql) [![godoc][GoDoc]](https://godoc.org/github.com/graphql-go/graphql) * [graphql](https://github.com/neelance/graphql-go) **star:3604** GraphQL server with a focus on ease of use. [![star > 2000][Awesome]](https://github.com/neelance/graphql-go) [![godoc][GoDoc]](https://godoc.org/github.com/neelance/graphql-go) * [gojsonq](https://github.com/thedevsaddam/gojsonq) **star:1619** A simple Go package to Query over JSON Data. [![godoc][GoDoc]](https://godoc.org/github.com/thedevsaddam/gojsonq) * [dasel](https://github.com/tomwright/dasel) **star:720** Query and update data structures using selectors from the command line. Comparable to jq/yq but supports JSON, YAML, TOML and XML with zero runtime dependencies. [![There was an update last week][Green]](https://github.com/tomwright/dasel) [![godoc][GoDoc]](https://godoc.org/github.com/tomwright/dasel) * [jsonql](https://github.com/elgs/jsonql) **star:243** JSON query expression library in Golang. [![godoc][GoDoc]](https://godoc.org/github.com/elgs/jsonql) * [rql](https://github.com/a8m/rql) **star:187** Resource Query Language for REST API. [![godoc][GoDoc]](https://godoc.org/github.com/a8m/rql) * [graphql](https://github.com/tmc/graphql) **star:52** graphql parser + utilities. [![It hasn't been updated in the last year][Yellow]](https://github.com/tmc/graphql) [![godoc][GoDoc]](https://godoc.org/github.com/tmc/graphql) * [jsonslice](https://github.com/bhmj/jsonslice) **star:50** Jsonpath queries with advanced filters. [![godoc][GoDoc]](https://godoc.org/github.com/bhmj/jsonslice) * [api-fu](https://github.com/ccbrown/api-fu) **star:24** Comprehensive GraphQL implementation. [![godoc][GoDoc]](https://godoc.org/github.com/ccbrown/api-fu) * [straf](https://github.com/SonicRoshan/straf) **star:22** Easily Convert Golang structs to GraphQL objects. [![godoc][GoDoc]](https://godoc.org/github.com/SonicRoshan/straf) * [rqp](https://github.com/timsolov/rest-query-parser) **star:15** Query Parser for REST API. Filtering, validations, both `AND`, `OR` operations are supported directly in the query. [![godoc][GoDoc]](https://godoc.org/github.com/timsolov/rest-query-parser) * [gws](https://github.com/Zaba505/gws) **star:4** Apollos' "GraphQL over Websocket" client and server implementation. [![godoc][GoDoc]](https://godoc.org/github.com/Zaba505/gws) * [jsonpath](https://github.com/AsaiYusuke/jsonpath) **star:4** A query library for retrieving part of JSON based on JSONPath syntax. [![There was an update last week][Green]](https://github.com/AsaiYusuke/jsonpath) [![godoc][GoDoc]](https://godoc.org/github.com/AsaiYusuke/jsonpath) ## Resource Embedding * [packr](https://github.com/gobuffalo/packr) **star:3159** The simple and easy way to embed static files into Go binaries. [![star > 2000][Awesome]](https://github.com/gobuffalo/packr) [![godoc][GoDoc]](https://godoc.org/github.com/gobuffalo/packr) * [statik](https://github.com/rakyll/statik) **star:3109** Embeds static files into a Go executable. [![star > 2000][Awesome]](https://github.com/rakyll/statik) [![godoc][GoDoc]](https://godoc.org/github.com/rakyll/statik) * [go.rice](https://github.com/GeertJohan/go.rice) **star:2158** go.rice is a Go package that makes working with resources such as HTML, JS, CSS, images, and templates very easy. [![star > 2000][Awesome]](https://github.com/GeertJohan/go.rice) [![godoc][GoDoc]](https://godoc.org/github.com/GeertJohan/go.rice) * [vfsgen](https://github.com/shurcooL/vfsgen) **star:919** Generates a vfsdata.go file that statically implements the given virtual filesystem. [![godoc][GoDoc]](https://godoc.org/github.com/shurcooL/vfsgen) * [esc](https://github.com/mjibson/esc) **star:589** Embeds files into Go programs and provides http.FileSystem interfaces to them. [![It hasn't been updated in the last year][Yellow]](https://github.com/mjibson/esc) [![godoc][GoDoc]](https://godoc.org/github.com/mjibson/esc) * [fileb0x](https://github.com/UnnoTed/fileb0x) **star:580** Simple tool to embed files in go with focus on "customization" and ease to use. [![godoc][GoDoc]](https://godoc.org/github.com/UnnoTed/fileb0x) * [go-resources](https://github.com/omeid/go-resources) **star:172** Unfancy resources embedding with Go. [![godoc][GoDoc]](https://godoc.org/github.com/omeid/go-resources) * [statics](https://github.com/go-playground/statics) **star:62** Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/statics) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/statics) * [go-embed](https://github.com/pyros2097/go-embed) **star:28** Generates go code to embed resource files into your library or executable. [![godoc][GoDoc]](https://godoc.org/github.com/pyros2097/go-embed) * [templify](https://github.com/wlbr/templify) **star:26** Embed external template files into Go code to create single file binaries. [![It hasn't been updated in the last year][Yellow]](https://github.com/wlbr/templify) [![godoc][GoDoc]](https://godoc.org/github.com/wlbr/templify) * [mule](https://github.com/wlbr/mule) **star:9** Embed external resources like images, movies ... into Go source code to create single file binaries using `go generate`. Focussed on simplicity. [![godoc][GoDoc]](https://godoc.org/github.com/wlbr/mule) ## Science and Data Analysis *Libraries for scientific computing and data analyzing.* * [gonum](https://github.com/gonum/gonum) **star:4589** Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more. [![star > 2000][Awesome]](https://github.com/gonum/gonum) [![There was an update last week][Green]](https://github.com/gonum/gonum) [![godoc][GoDoc]](https://godoc.org/github.com/gonum/gonum) * [stats](https://github.com/montanaflynn/stats) **star:1907** Statistics package with common functions missing from the Golang standard library. [![godoc][GoDoc]](https://godoc.org/github.com/montanaflynn/stats) * [gonum/plot](https://github.com/gonum/plot) **star:1816** gonum/plot provides an API for building and drawing plots in Go. [![There was an update last week][Green]](https://github.com/gonum/plot) [![godoc][GoDoc]](https://godoc.org/github.com/gonum/plot) * [gosl](https://github.com/cpmech/gosl) **star:1556** Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more. * [streamtools](https://github.com/nytlabs/streamtools) **star:1314** general purpose, graphical tool for dealing with streams of data. [![It hasn't been updated in the last year][Yellow]](https://github.com/nytlabs/streamtools) [![godoc][GoDoc]](https://godoc.org/github.com/nytlabs/streamtools) * [go-dsp](https://github.com/mjibson/go-dsp) **star:708** Digital Signal Processing for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/mjibson/go-dsp) [![godoc][GoDoc]](https://godoc.org/github.com/mjibson/go-dsp) * [chart](https://github.com/vdobler/chart) **star:666** Simple Chart Plotting library for Go. Supports many graphs types. [![godoc][GoDoc]](https://godoc.org/github.com/vdobler/chart) * [goraph](https://github.com/gyuho/goraph) **star:637** Pure Go graph theory library(data structure, algorith visualization). [![It hasn't been updated in the last year][Yellow]](https://github.com/gyuho/goraph) [![godoc][GoDoc]](https://godoc.org/github.com/gyuho/goraph) * [dataframe-go](https://github.com/rocketlaunchr/dataframe-go) **star:443** Dataframes for machine-learning and statistics (similar to pandas). [![There was an update last week][Green]](https://github.com/rocketlaunchr/dataframe-go) [![godoc][GoDoc]](https://godoc.org/github.com/rocketlaunchr/dataframe-go) * [graph](https://github.com/yourbasic/graph) **star:419** Library of basic graph algorithms. [![godoc][GoDoc]](https://godoc.org/github.com/yourbasic/graph) * [orb](https://github.com/paulmach/orb) **star:365** 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support. [![There was an update last week][Green]](https://github.com/paulmach/orb) [![godoc][GoDoc]](https://godoc.org/github.com/paulmach/orb) * [ewma](https://github.com/VividCortex/ewma) **star:321** Exponentially-weighted moving averages. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/ewma) * [calendarheatmap](https://github.com/nikolaydubina/calendarheatmap) **star:251** Calendar heatmap in plain Go inspired by Github contribution activity. [![godoc][GoDoc]](https://godoc.org/github.com/nikolaydubina/calendarheatmap) * [gohistogram](https://github.com/VividCortex/gohistogram) **star:149** Approximate histograms for data streams. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/gohistogram) * [TextRank](https://github.com/DavidBelicza/TextRank) **star:122** TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support. [![godoc][GoDoc]](https://godoc.org/github.com/DavidBelicza/TextRank) * [sparse](https://github.com/james-bowman/sparse) **star:108** Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries. [![godoc][GoDoc]](https://godoc.org/github.com/james-bowman/sparse) * [pagerank](https://github.com/alixaxel/pagerank) **star:67** Weighted PageRank algorithm implemented in Go. [![godoc][GoDoc]](https://godoc.org/github.com/alixaxel/pagerank) * [geom](https://github.com/skelterjohn/geom) **star:46** 2D geometry for golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/skelterjohn/geom) [![godoc][GoDoc]](https://godoc.org/github.com/skelterjohn/geom) * [evaler](https://github.com/soniah/evaler) **star:45** Simple floating point arithmetic expression evaluator. [![It hasn't been updated in the last year][Yellow]](https://github.com/soniah/evaler) [![godoc][GoDoc]](https://godoc.org/github.com/soniah/evaler) * [goent](https://github.com/kzahedi/goent) **star:22** GO Implementation of Entropy Measures. [![It hasn't been updated in the last year][Yellow]](https://github.com/kzahedi/goent) [![godoc][GoDoc]](https://godoc.org/github.com/kzahedi/goent) * [decimal](https://github.com/db47h/decimal) **star:19** Package decimal implements arbitrary-precision decimal floating-point arithmetic. [![godoc][GoDoc]](https://godoc.org/github.com/db47h/decimal) * [triangolatte](https://github.com/tchayen/triangolatte) **star:19** 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs. [![godoc][GoDoc]](https://godoc.org/github.com/tchayen/triangolatte) * [GoStats](https://github.com/OGFris/GoStats) **star:14** GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions. [![It hasn't been updated in the last year][Yellow]](https://github.com/OGFris/GoStats) [![godoc][GoDoc]](https://godoc.org/github.com/OGFris/GoStats) * [piecewiselinear](https://github.com/sgreben/piecewiselinear) **star:14** Tiny linear interpolation library. [![godoc][GoDoc]](https://godoc.org/github.com/sgreben/piecewiselinear) * [ode](https://github.com/ChristopherRabotin/ode) **star:13** Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions. [![It hasn't been updated in the last year][Yellow]](https://github.com/ChristopherRabotin/ode) [![godoc][GoDoc]](https://godoc.org/github.com/ChristopherRabotin/ode) * [PiHex](https://github.com/claygod/PiHex) **star:13** Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi. [![godoc][GoDoc]](https://godoc.org/github.com/claygod/PiHex) * [assocentity](https://github.com/ndabAP/assocentity) **star:6** Package assocentity returns the average distance from words to a given entity. [![godoc][GoDoc]](https://godoc.org/github.com/ndabAP/assocentity) * [go-gt](https://github.com/ThePaw/go-gt) **star:5** Graph theory algorithms written in "Go" language. [![It hasn't been updated in the last year][Yellow]](https://github.com/ThePaw/go-gt) [![godoc][GoDoc]](https://godoc.org/github.com/ThePaw/go-gt) * [bradleyterry](https://github.com/seanhagen/bradleyterry) **star:4** Provides a Bradley-Terry Model for pairwise comparisons. [![It hasn't been updated in the last year][Yellow]](https://github.com/seanhagen/bradleyterry) [![godoc][GoDoc]](https://godoc.org/github.com/seanhagen/bradleyterry) * [rootfinding](https://github.com/khezen/rootfinding) **star:4** root-finding algorithms library for finding roots of quadratic functions. [![godoc][GoDoc]](https://godoc.org/github.com/khezen/rootfinding) ## Security *Libraries that are used to help make your application more secure.* * [lego](https://github.com/go-acme/lego) **star:4447** Pure Go ACME client library and CLI tool (for use with Let's Encrypt). [![star > 2000][Awesome]](https://github.com/go-acme/lego) [![There was an update last week][Green]](https://github.com/go-acme/lego) [![godoc][GoDoc]](https://godoc.org/github.com/go-acme/lego) * [Cameradar](https://github.com/Ullaakut/cameradar) **star:2464** Tool and library to remotely hack RTSP streams from surveillance cameras. [![star > 2000][Awesome]](https://github.com/Ullaakut/cameradar) [![godoc][GoDoc]](https://godoc.org/github.com/Ullaakut/cameradar) * [memguard](https://github.com/awnumar/memguard) **star:1854** A pure Go library for handling sensitive values in memory. [![godoc][GoDoc]](https://godoc.org/github.com/awnumar/memguard) * [acmetool](https://github.com/hlandau/acme) **star:1831** ACME (Let's Encrypt) client tool with automatic renewal. [![godoc][GoDoc]](https://godoc.org/github.com/hlandau/acme) * [secure](https://github.com/unrolled/secure) **star:1614** HTTP middleware for Go that facilitates some quick security wins. [![There was an update last week][Green]](https://github.com/unrolled/secure) [![godoc][GoDoc]](https://godoc.org/github.com/unrolled/secure) * [themis](https://github.com/cossacklabs/themis) **star:1211** high-level cryptographic library for solving typical data security tasks (secure data storage, secure messaging, zero-knowledge proof authentication), available for 14 languages, best fit for multi-platform apps. [![There was an update last week][Green]](https://github.com/cossacklabs/themis) * [acra](https://github.com/cossacklabs/acra) **star:706** Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system. [![There was an update last week][Green]](https://github.com/cossacklabs/acra) [![godoc][GoDoc]](https://godoc.org/github.com/cossacklabs/acra) * [nacl](https://github.com/kevinburke/nacl) **star:493** Go implementation of the NaCL set of API's. [![There was an update last week][Green]](https://github.com/kevinburke/nacl) [![godoc][GoDoc]](https://godoc.org/github.com/kevinburke/nacl) * [firewalld-rest](https://github.com/prashantgupta24/firewalld-rest) **star:299** A rest application to dynamically update firewalld rules on a linux server. [![godoc][GoDoc]](https://godoc.org/github.com/prashantgupta24/firewalld-rest) * [BadActor](https://github.com/jaredfolkins/badactor) **star:292** In-memory, application-driven jailer built in the spirit of fail2ban. [![godoc][GoDoc]](https://godoc.org/github.com/jaredfolkins/badactor) * [ssh-vault](https://github.com/ssh-vault/ssh-vault) **star:270** encrypt/decrypt using ssh keys. [![It hasn't been updated in the last year][Yellow]](https://github.com/ssh-vault/ssh-vault) [![godoc][GoDoc]](https://godoc.org/github.com/ssh-vault/ssh-vault) * [go-password-validator](https://github.com/lane-c-wagner/go-password-validator) **star:257** Password validator based on raw cryptographic entropy values. [![godoc][GoDoc]](https://godoc.org/github.com/lane-c-wagner/go-password-validator) * [optimus-go](https://github.com/pjebs/optimus-go) **star:254** ID hashing and Obfuscation using Knuth's Algorithm. [![godoc][GoDoc]](https://godoc.org/github.com/pjebs/optimus-go) * [passlib](https://github.com/hlandau/passlib) **star:240** Futureproof password hashing library. [![It hasn't been updated in the last year][Yellow]](https://github.com/hlandau/passlib) [![godoc][GoDoc]](https://godoc.org/github.com/hlandau/passlib) * [go-yara](https://github.com/hillu/go-yara) **star:196** Go Bindings for [YARA](https://github.com/plusvic/yara), the "pattern matching swiss knife for malware researchers (and everyone else)". [![godoc][GoDoc]](https://godoc.org/github.com/hillu/go-yara) * [simple-scrypt](https://github.com/elithrar/simple-scrypt) **star:166** Scrypt package with a simple, obvious API and automatic cost calibration built-in. [![godoc][GoDoc]](https://godoc.org/github.com/elithrar/simple-scrypt) * [argon2pw](https://github.com/raja/argon2pw) **star:85** Argon2 password hash generation with constant-time password comparison. [![It hasn't been updated in the last year][Yellow]](https://github.com/raja/argon2pw) [![godoc][GoDoc]](https://godoc.org/github.com/raja/argon2pw) * [autocert](https://godoc.org/golang.org/x/crypto/acme/autocert) Auto provision Let's Encrypt certificates and start a TLS server. * [goSecretBoxPassword](https://github.com/dwin/goSecretBoxPassword) **star:39** A probably paranoid package for securely hashing and encrypting passwords. [![godoc][GoDoc]](https://godoc.org/github.com/dwin/goSecretBoxPassword) * [Interpol](https://bitbucket.org/vahidi/interpol) Rule-based data generator for fuzzing and penetration testing. * [certificates](https://github.com/mvmaasakkers/certificates) **star:20** An opinionated tool for generating tls certificates. [![godoc][GoDoc]](https://godoc.org/github.com/mvmaasakkers/certificates) * [go-generate-password](https://github.com/m1/go-generate-password) **star:17** Password generator that can be used on the cli or as a library. [![godoc][GoDoc]](https://godoc.org/github.com/m1/go-generate-password) * [secureio](https://github.com/xaionaro-go/secureio) **star:15** An keyexchanging+authenticating+encrypting wrapper and multiplexer for `io.ReadWriteCloser` based on XChaCha20-poly1305, ECDH and ED25519. [![godoc][GoDoc]](https://godoc.org/github.com/xaionaro-go/secureio) * [goArgonPass](https://github.com/dwin/goArgonPass) **star:14** Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations. [![godoc][GoDoc]](https://godoc.org/github.com/dwin/goArgonPass) * [argon2-hashing](https://github.com/andskur/argon2-hashing) **star:12** light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package. [![godoc][GoDoc]](https://godoc.org/github.com/andskur/argon2-hashing) * [sslmgr](https://github.com/adrianosela/sslmgr) **star:10** SSL certificates made easy with a high level wrapper around acme/autocert. [![It hasn't been updated in the last year][Yellow]](https://github.com/adrianosela/sslmgr) [![godoc][GoDoc]](https://godoc.org/github.com/adrianosela/sslmgr) ## Serialization *Libraries and tools for binary serialization.* * [jsoniter](https://github.com/json-iterator/go) **star:8879** High-performance 100% compatible drop-in replacement of "encoding/json". [![star > 2000][Awesome]](https://github.com/json-iterator/go) [![godoc][GoDoc]](https://godoc.org/github.com/json-iterator/go) * [goprotobuf](https://github.com/golang/protobuf) **star:7433** Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers. [![star > 2000][Awesome]](https://github.com/golang/protobuf) [![godoc][GoDoc]](https://godoc.org/github.com/golang/protobuf) * [gogoprotobuf](https://github.com/gogo/protobuf) **star:4378** Protocol Buffers for Go with Gadgets. [![star > 2000][Awesome]](https://github.com/gogo/protobuf) [![godoc][GoDoc]](https://godoc.org/github.com/gogo/protobuf) * [mapstructure](https://github.com/mitchellh/mapstructure) **star:4186** Go library for decoding generic map values into native Go structures. [![star > 2000][Awesome]](https://github.com/mitchellh/mapstructure) [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/mapstructure) * [go-codec](https://github.com/ugorji/go) **star:1501** High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support. [![There was an update last week][Green]](https://github.com/ugorji/go) [![godoc][GoDoc]](https://godoc.org/github.com/ugorji/go) * [colfer](https://github.com/pascaldekloe/colfer) **star:590** Code generation for the Colfer binary format. [![godoc][GoDoc]](https://godoc.org/github.com/pascaldekloe/colfer) * [csvutil](https://github.com/jszwec/csvutil) **star:464** High Performance, idiomatic CSV record encoding and decoding to native Go structures. [![There was an update last week][Green]](https://github.com/jszwec/csvutil) [![godoc][GoDoc]](https://godoc.org/github.com/jszwec/csvutil) * [go-capnproto](https://github.com/glycerine/go-capnproto) **star:277** Cap'n Proto library and parser for go. [![It hasn't been updated in the last year][Yellow]](https://github.com/glycerine/go-capnproto) [![godoc][GoDoc]](https://godoc.org/github.com/glycerine/go-capnproto) * [cbor](https://github.com/fxamacker/cbor) **star:236** Small, safe, and easy CBOR encoding and decoding library. [![godoc][GoDoc]](https://godoc.org/github.com/fxamacker/cbor) * [php_session_decoder](https://github.com/yvasiyarov/php_session_decoder) **star:145** GoLang library for working with PHP session format and PHP Serialize/Unserialize functions. [![It hasn't been updated in the last year][Yellow]](https://github.com/yvasiyarov/php_session_decoder) [![godoc][GoDoc]](https://godoc.org/github.com/yvasiyarov/php_session_decoder) * [structomap](https://github.com/tuvistavie/structomap) **star:117** Library to easily and dynamically generate maps from static structures. [![It hasn't been updated in the last year][Yellow]](https://github.com/tuvistavie/structomap) [![godoc][GoDoc]](https://godoc.org/github.com/tuvistavie/structomap) * [bambam](https://github.com/glycerine/bambam) **star:61** generator for Cap'n Proto schemas from go. [![It hasn't been updated in the last year][Yellow]](https://github.com/glycerine/bambam) [![godoc][GoDoc]](https://godoc.org/github.com/glycerine/bambam) * [asn1](https://github.com/PromonLogicalis/asn1) **star:47** Asn.1 BER and DER encoding library for golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/PromonLogicalis/asn1) [![godoc][GoDoc]](https://godoc.org/github.com/PromonLogicalis/asn1) [![Archived][Archived]](https://github.com/PromonLogicalis/asn1) * [binstruct](https://github.com/ghostiam/binstruct) **star:28** Golang binary decoder for mapping data into the structure. [![It hasn't been updated in the last year][Yellow]](https://github.com/ghostiam/binstruct) [![godoc][GoDoc]](https://godoc.org/github.com/ghostiam/binstruct) * [fwencoder](https://github.com/o1egl/fwencoder) **star:14** Fixed width file parser (encoding and decoding library) for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/o1egl/fwencoder) [![godoc][GoDoc]](https://godoc.org/github.com/o1egl/fwencoder) * [elastic](https://github.com/epiclabs-io/elastic) **star:13** Convert slices, maps or any other unknown value across different types at run-time, no matter what. [![godoc][GoDoc]](https://godoc.org/github.com/epiclabs-io/elastic) * [bel](https://github.com/32leaves/bel) **star:12** Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC. [![godoc][GoDoc]](https://godoc.org/github.com/32leaves/bel) * [pletter](https://github.com/vimeda/pletter) **star:12** A standard way to wrap a proto message for message brokers. [![godoc][GoDoc]](https://godoc.org/github.com/vimeda/pletter) * [fixedwidth](https://github.com/huydang284/fixedwidth) **star:5** Fixed-width text formatting (UTF-8 supported). [![It hasn't been updated in the last year][Yellow]](https://github.com/huydang284/fixedwidth) [![godoc][GoDoc]](https://godoc.org/github.com/huydang284/fixedwidth) * [go-lctree](https://github.com/sbourlon/go-lctree) **star:2** Provides a CLI and primitives to serialize and deserialize [LeetCode binary trees](https://support.leetcode.com/hc/en-us/articles/360011883654-What-does-1-null-2-3-mean-in-binary-tree-representation). [![godoc][GoDoc]](https://godoc.org/github.com/sbourlon/go-lctree) * [unitpacking](https://github.com/recolude/unitpacking) **star:1** Library to pack unit vectors into as fewest bytes as possible. [![godoc][GoDoc]](https://godoc.org/github.com/recolude/unitpacking) ## Server Applications * [etcd](https://github.com/coreos/etcd) **star:34728** Highly-available key value store for shared configuration and service discovery. [![star > 2000][Awesome]](https://github.com/coreos/etcd) [![There was an update last week][Green]](https://github.com/coreos/etcd) [![godoc][GoDoc]](https://godoc.org/github.com/coreos/etcd) * [Caddy](https://github.com/caddyserver/caddy) **star:31883** Caddy is an alternative, HTTP/2 web server that's easy to configure and use. [![star > 2000][Awesome]](https://github.com/caddyserver/caddy) [![There was an update last week][Green]](https://github.com/caddyserver/caddy) [![godoc][GoDoc]](https://godoc.org/github.com/caddyserver/caddy) * [consul](https://www.consul.io/) Consul is a tool for service discovery, monitoring and configuration. * [minio](https://github.com/minio/minio) **star:26031** Minio is a distributed object storage server. [![star > 2000][Awesome]](https://github.com/minio/minio) [![There was an update last week][Green]](https://github.com/minio/minio) [![godoc][GoDoc]](https://godoc.org/github.com/minio/minio) * [RoadRunner](https://github.com/spiral/roadrunner) **star:4818** High-performance PHP application server, load-balancer and process manager. [![star > 2000][Awesome]](https://github.com/spiral/roadrunner) [![There was an update last week][Green]](https://github.com/spiral/roadrunner) [![godoc][GoDoc]](https://godoc.org/github.com/spiral/roadrunner) * [devd](https://github.com/cortesi/devd) **star:3088** Local webserver for developers. [![star > 2000][Awesome]](https://github.com/cortesi/devd) [![godoc][GoDoc]](https://godoc.org/github.com/cortesi/devd) * [SFTPGo](https://github.com/drakkan/sftpgo) **star:2282** Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. It can serve local filesystem and Cloud Storage backends such as S3 and Google Cloud Storage. [![star > 2000][Awesome]](https://github.com/drakkan/sftpgo) [![There was an update last week][Green]](https://github.com/drakkan/sftpgo) [![godoc][GoDoc]](https://godoc.org/github.com/drakkan/sftpgo) * [algernon](https://github.com/xyproto/algernon) **star:1779** HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber. [![godoc][GoDoc]](https://godoc.org/github.com/xyproto/algernon) * [Flagr](https://github.com/checkr/flagr) **star:1477** Flagr is an open-source feature flagging and A/B testing service. [![godoc][GoDoc]](https://godoc.org/github.com/checkr/flagr) * [Fider](https://github.com/getfider/fider) **star:1442** Fider is an open platform to collect and organize customer feedback. [![There was an update last week][Green]](https://github.com/getfider/fider) [![godoc][GoDoc]](https://godoc.org/github.com/getfider/fider) * [flipt](https://github.com/markphelps/flipt) **star:1393** A self contained feature flag solution written in Go and Vue.js [![There was an update last week][Green]](https://github.com/markphelps/flipt) [![godoc][GoDoc]](https://godoc.org/github.com/markphelps/flipt) * [Trickster](https://github.com/tricksterproxy/trickster) **star:1286** HTTP reverse proxy cache and time series accelerator. [![There was an update last week][Green]](https://github.com/tricksterproxy/trickster) [![godoc][GoDoc]](https://godoc.org/github.com/tricksterproxy/trickster) * [discovery](https://github.com/Bilibili/discovery) **star:1281** A registry for resilient mid-tier load balancing and failover. [![godoc][GoDoc]](https://godoc.org/github.com/Bilibili/discovery) * [jackal](https://github.com/ortuman/jackal) **star:874** An XMPP server written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/ortuman/jackal) * [dudeldu](https://github.com/krotik/dudeldu) **star:120** A simple SHOUTcast server. [![It hasn't been updated in the last year][Yellow]](https://github.com/krotik/dudeldu) [![godoc][GoDoc]](https://godoc.org/github.com/krotik/dudeldu) * [lets-proxy2](https://github.com/rekby/lets-proxy2) **star:47** Reverse proxy for handle https with issue certificates in fly from lets-encrypt. [![godoc][GoDoc]](https://godoc.org/github.com/rekby/lets-proxy2) * [go-feature-flag](https://github.com/thomaspoignant/go-feature-flag) **star:29** A feature flag solution, with only a YAML file in the backend (S3, GitHub, HTTP, local file ...), no server to install, just add a file in a central system and refer to it. [![godoc][GoDoc]](https://godoc.org/github.com/thomaspoignant/go-feature-flag) * [psql-streamer](https://github.com/blind-oracle/psql-streamer) **star:26** Stream database events from PostgreSQL to Kafka. [![godoc][GoDoc]](https://godoc.org/github.com/blind-oracle/psql-streamer) * [riemann-relay](https://github.com/blind-oracle/riemann-relay) Relay to load-balance Riemann events and/or convert them to Carbon. * [nginx-prometheus](https://github.com/blind-oracle/nginx-prometheus) **star:16** Nginx log parser and exporter to Prometheus. [![godoc][GoDoc]](https://godoc.org/github.com/blind-oracle/nginx-prometheus) * [nsq](http://nsq.io/) A realtime distributed messaging platform. * [protoxy](https://github.com/camgraff/protoxy) **star:12** A proxy server that converts JSON request bodies to Protocol Buffers. [![godoc][GoDoc]](https://godoc.org/github.com/camgraff/protoxy) * [simple-jwt-provider](https://github.com/leberKleber/simple-jwt-provider) **star:12** Simple and lightweight provider which exhibits JWTs, supports login, password-reset (via mail) and user management. [![godoc][GoDoc]](https://godoc.org/github.com/leberKleber/simple-jwt-provider) * [cortex-tenant](https://github.com/blind-oracle/cortex-tenant) **star:6** Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels. [![godoc][GoDoc]](https://godoc.org/github.com/blind-oracle/cortex-tenant) * [go-proxy-cache](https://github.com/fabiocicerchia/go-proxy-cache) **star:6** Simple Reverse Proxy with Caching, written in Go, using Redis. [![There was an update last week][Green]](https://github.com/fabiocicerchia/go-proxy-cache) [![godoc][GoDoc]](https://godoc.org/github.com/fabiocicerchia/go-proxy-cache) ## Stream Processing *Libraries and tools for stream processing and reactive programming.* * [go-streams](https://github.com/reugn/go-streams) **star:598** Go stream processing library. [![godoc][GoDoc]](https://godoc.org/github.com/reugn/go-streams) * [machine](https://github.com/whitaker-io/machine) **star:73** Go library for writing and generating stream workers with built in metrics and traceability. [![There was an update last week][Green]](https://github.com/whitaker-io/machine) [![godoc][GoDoc]](https://godoc.org/github.com/whitaker-io/machine) * [stream](https://github.com/youthlin/stream) **star:25** Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce... [![godoc][GoDoc]](https://godoc.org/github.com/youthlin/stream) ## Template Engines *Libraries and tools for templating and lexing.* * [gofpdf](https://github.com/jung-kurt/gofpdf) **star:3742** PDF document generator with high level support for text, drawing and images. [![star > 2000][Awesome]](https://github.com/jung-kurt/gofpdf) [![It hasn't been updated in the last year][Yellow]](https://github.com/jung-kurt/gofpdf) [![godoc][GoDoc]](https://godoc.org/github.com/jung-kurt/gofpdf) [![Archived][Archived]](https://github.com/jung-kurt/gofpdf) * [sprig](https://github.com/Masterminds/sprig) **star:2151** Useful template functions for Go templates. [![star > 2000][Awesome]](https://github.com/Masterminds/sprig) [![There was an update last week][Green]](https://github.com/Masterminds/sprig) [![godoc][GoDoc]](https://godoc.org/github.com/Masterminds/sprig) * [quicktemplate](https://github.com/valyala/quicktemplate) **star:1979** Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it. [![godoc][GoDoc]](https://godoc.org/github.com/valyala/quicktemplate) * [pongo2](https://github.com/flosch/pongo2) **star:1882** Django-like template-engine for Go. [![godoc][GoDoc]](https://godoc.org/github.com/flosch/pongo2) * [hero](https://github.com/shiyanhui/hero) **star:1435** Hero is a handy, fast and powerful go template engine. [![It hasn't been updated in the last year][Yellow]](https://github.com/shiyanhui/hero) [![godoc][GoDoc]](https://godoc.org/github.com/shiyanhui/hero) [![Contains Chinese documents][CN]](https://github.com/shiyanhui/hero) * [mustache](https://github.com/hoisie/mustache) **star:1007** Go implementation of the Mustache template language. [![godoc][GoDoc]](https://godoc.org/github.com/hoisie/mustache) * [amber](https://github.com/eknkc/amber) **star:866** Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade. [![godoc][GoDoc]](https://godoc.org/github.com/eknkc/amber) * [ace](https://github.com/yosssi/ace) **star:797** Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold. [![It hasn't been updated in the last year][Yellow]](https://github.com/yosssi/ace) [![godoc][GoDoc]](https://godoc.org/github.com/yosssi/ace) * [Razor](https://github.com/sipin/gorazor) **star:772** Razor view engine for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/sipin/gorazor) * [jet](https://github.com/CloudyKit/jet) **star:748** Jet template engine. [![There was an update last week][Green]](https://github.com/CloudyKit/jet) [![godoc][GoDoc]](https://godoc.org/github.com/CloudyKit/jet) * [ego](https://github.com/benbjohnson/ego) **star:472** Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled. [![There was an update last week][Green]](https://github.com/benbjohnson/ego) [![godoc][GoDoc]](https://godoc.org/github.com/benbjohnson/ego) * [fasttemplate](https://github.com/valyala/fasttemplate) **star:462** Simple and fast template engine. Substitutes template placeholders up to 10x faster than [text/template](http://golang.org/pkg/text/template/). [![godoc][GoDoc]](https://godoc.org/github.com/valyala/fasttemplate) * [raymond](https://github.com/aymerick/raymond) **star:414** Complete handlebars implementation in Go. [![godoc][GoDoc]](https://godoc.org/github.com/aymerick/raymond) * [maroto](https://github.com/johnfercher/maroto) **star:320** A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple. [![There was an update last week][Green]](https://github.com/johnfercher/maroto) [![godoc][GoDoc]](https://godoc.org/github.com/johnfercher/maroto) * [goview](https://github.com/foolin/goview) **star:203** Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application. [![godoc][GoDoc]](https://godoc.org/github.com/foolin/goview) * [Soy](https://github.com/robfig/soy) **star:155** Closure templates (aka Soy templates) for Go, following the [official spec](https://developers.google.com/closure/templates/). [![There was an update last week][Green]](https://github.com/robfig/soy) [![godoc][GoDoc]](https://godoc.org/github.com/robfig/soy) * [liquid](https://github.com/osteele/liquid) **star:115** Go implementation of Shopify Liquid templates. [![godoc][GoDoc]](https://godoc.org/github.com/osteele/liquid) * [velvet](https://github.com/gobuffalo/velvet) **star:73** Complete handlebars implementation in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/gobuffalo/velvet) [![godoc][GoDoc]](https://godoc.org/github.com/gobuffalo/velvet) * [kasia.go](https://github.com/ziutek/kasia.go) **star:72** Templating system for HTML and other text documents - go implementation. [![It hasn't been updated in the last year][Yellow]](https://github.com/ziutek/kasia.go) [![godoc][GoDoc]](https://godoc.org/github.com/ziutek/kasia.go) * [extemplate](https://github.com/dannyvankooten/extemplate) **star:31** Tiny wrapper around html/template to allow for easy file-based template inheritance. [![godoc][GoDoc]](https://godoc.org/github.com/dannyvankooten/extemplate) * [damsel](https://github.com/dskinner/damsel) **star:24** Markup language featuring html outlining via css-selectors, extensible via pkg html/template and others. [![It hasn't been updated in the last year][Yellow]](https://github.com/dskinner/damsel) [![godoc][GoDoc]](https://godoc.org/github.com/dskinner/damsel) * [gospin](https://github.com/m1/gospin) **star:21** Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations. [![godoc][GoDoc]](https://godoc.org/github.com/m1/gospin) ## Testing *Libraries for testing codebases and generating test data.* * Testing Frameworks * [Testify](https://github.com/stretchr/testify) **star:12499** Sacred extension to the standard go testing package. [![star > 2000][Awesome]](https://github.com/stretchr/testify) [![There was an update last week][Green]](https://github.com/stretchr/testify) [![godoc][GoDoc]](https://godoc.org/github.com/stretchr/testify) * [testmd](https://godoc.org/github.com/tvastar/test/cmd/testmd) Convert markdown snippets into testable go code. * [go-cmp](https://github.com/google/go-cmp) **star:2136** Package for comparing Go values in tests. [![star > 2000][Awesome]](https://github.com/google/go-cmp) [![There was an update last week][Green]](https://github.com/google/go-cmp) [![godoc][GoDoc]](https://godoc.org/github.com/google/go-cmp) * [httpexpect](https://github.com/gavv/httpexpect) **star:1611** Concise, declarative, and easy to use end-to-end HTTP and REST API testing. [![There was an update last week][Green]](https://github.com/gavv/httpexpect) [![godoc][GoDoc]](https://godoc.org/github.com/gavv/httpexpect) * [godog](https://github.com/DATA-DOG/godog) **star:1254** Cucumber or Behat like BDD framework for Go. [![There was an update last week][Green]](https://github.com/DATA-DOG/godog) [![godoc][GoDoc]](https://godoc.org/github.com/DATA-DOG/godog) * [goblin](https://github.com/franela/goblin) **star:753** Mocha like testing framework fo Go. [![godoc][GoDoc]](https://godoc.org/github.com/franela/goblin) * [baloo](https://github.com/h2non/baloo) **star:699** Expressive and versatile end-to-end HTTP API testing made easy. [![It hasn't been updated in the last year][Yellow]](https://github.com/h2non/baloo) [![godoc][GoDoc]](https://godoc.org/github.com/h2non/baloo) * [testfixtures](https://github.com/go-testfixtures/testfixtures) **star:631** A helper for Rails' like test fixtures to test database applications. [![godoc][GoDoc]](https://godoc.org/github.com/go-testfixtures/testfixtures) * [go-vcr](https://github.com/dnaeon/go-vcr) **star:484** Record and replay your HTTP interactions for fast, deterministic and accurate tests. [![godoc][GoDoc]](https://godoc.org/github.com/dnaeon/go-vcr) * [gnomock](https://github.com/orlangure/gnomock) **star:383** integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks. [![godoc][GoDoc]](https://godoc.org/github.com/orlangure/gnomock) * [go-mutesting](https://github.com/zimmski/go-mutesting) **star:380** Mutation testing for Go source code. [![It hasn't been updated in the last year][Yellow]](https://github.com/zimmski/go-mutesting) [![godoc][GoDoc]](https://godoc.org/github.com/zimmski/go-mutesting) * [gofight](https://github.com/appleboy/gofight) **star:359** API Handler Testing for Golang Router framework. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/gofight) * [goc](https://github.com/qiniu/goc) **star:298** Goc is a comprehensive coverage testing system for The Go Programming Language. [![There was an update last week][Green]](https://github.com/qiniu/goc) [![godoc][GoDoc]](https://godoc.org/github.com/qiniu/goc) * [gocheck](http://labix.org/gocheck) More advanced testing framework alternative to gotest. * [GoConvey](https://github.com/smartystreets/goconvey/) BDD-style framework with web UI and live reload. * [frisby](https://github.com/verdverm/frisby) **star:264** REST API testing framework. [![godoc][GoDoc]](https://godoc.org/github.com/verdverm/frisby) * [ginkgo](http://onsi.github.io/ginkgo/) BDD Testing Framework for Go. * [go-carpet](https://github.com/msoap/go-carpet) **star:210** Tool for viewing test coverage in terminal. [![godoc][GoDoc]](https://godoc.org/github.com/msoap/go-carpet) * [gotest.tools](https://github.com/gotestyourself/gotest.tools) **star:198** A collection of packages to augment the go testing package and support common patterns. [![godoc][GoDoc]](https://godoc.org/github.com/gotestyourself/gotest.tools) * [charlatan](https://github.com/percolate/charlatan) **star:195** Tool to generate fake interface implementations for tests. [![It hasn't been updated in the last year][Yellow]](https://github.com/percolate/charlatan) [![godoc][GoDoc]](https://godoc.org/github.com/percolate/charlatan) * [commander](https://github.com/SimonBaeumer/commander) **star:182** Tool for testing cli applications on windows, linux and osx. [![godoc][GoDoc]](https://godoc.org/github.com/SimonBaeumer/commander) * [endly](https://github.com/viant/endly) **star:173** Declarative end to end functional testing. [![godoc][GoDoc]](https://godoc.org/github.com/viant/endly) * [cupaloy](https://github.com/bradleyjkemp/cupaloy) **star:129** Simple snapshot testing addon for your test framework. [![godoc][GoDoc]](https://godoc.org/github.com/bradleyjkemp/cupaloy) * [dbcleaner](https://github.com/khaiql/dbcleaner) **star:121** Clean database for testing purpose, inspired by `database_cleaner` in Ruby. [![godoc][GoDoc]](https://godoc.org/github.com/khaiql/dbcleaner) * [go-testdeep](https://github.com/maxatome/go-testdeep) **star:116** Extremely flexible golang deep comparison, extends the go testing package. [![godoc][GoDoc]](https://godoc.org/github.com/maxatome/go-testdeep) * [GoSpec](https://github.com/orfjackal/gospec) **star:115** BDD-style testing framework for the Go programming language. [![It hasn't been updated in the last year][Yellow]](https://github.com/orfjackal/gospec) [![godoc][GoDoc]](https://godoc.org/github.com/orfjackal/gospec) * [embedded-postgres](https://github.com/fergusstrange/embedded-postgres) **star:92** Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test. [![godoc][GoDoc]](https://godoc.org/github.com/fergusstrange/embedded-postgres) * [wstest](https://github.com/posener/wstest) **star:83** Websocket client for unit-testing a websocket http.Handler. [![godoc][GoDoc]](https://godoc.org/github.com/posener/wstest) * [gocrest](https://github.com/corbym/gocrest) **star:77** Composable hamcrest-like matchers for Go assertions. [![godoc][GoDoc]](https://godoc.org/github.com/corbym/gocrest) * [apitest](https://apitest.dev) Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams. * [testcase](https://github.com/adamluzsi/testcase) **star:58** Idiomatic testing framework for Behavior Driven Development. [![There was an update last week][Green]](https://github.com/adamluzsi/testcase) [![godoc][GoDoc]](https://godoc.org/github.com/adamluzsi/testcase) * [jsonassert](https://github.com/kinbiko/jsonassert) **star:57** Package for verifying that your JSON payloads are serialized correctly. [![godoc][GoDoc]](https://godoc.org/github.com/kinbiko/jsonassert) * [gospecify](https://github.com/stesla/gospecify) **star:54** This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec. [![It hasn't been updated in the last year][Yellow]](https://github.com/stesla/gospecify) [![godoc][GoDoc]](https://godoc.org/github.com/stesla/gospecify) * [restit](https://github.com/yookoala/restit) **star:52** Go micro framework to help writing RESTful API integration test. [![It hasn't been updated in the last year][Yellow]](https://github.com/yookoala/restit) [![godoc][GoDoc]](https://godoc.org/github.com/yookoala/restit) * [gomatch](https://github.com/jfilipczyk/gomatch) **star:40** library created for testing JSON against patterns. [![godoc][GoDoc]](https://godoc.org/github.com/jfilipczyk/gomatch) * [gomega](http://onsi.github.io/gomega/) Rspec like matcher/assertion library. * [dsunit](https://github.com/viant/dsunit) **star:37** Datastore testing for SQL, NoSQL, structured files. [![It hasn't been updated in the last year][Yellow]](https://github.com/viant/dsunit) [![godoc][GoDoc]](https://godoc.org/github.com/viant/dsunit) * [covergates](https://github.com/covergates/covergates) **star:36** Self-hosted code coverage report review and management service. [![godoc][GoDoc]](https://godoc.org/github.com/covergates/covergates) * [assert](https://github.com/go-playground/assert) **star:28** Basic Assertion Library used along side native go testing, with building blocks for custom assertions. [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/assert) * [go-hit](https://github.com/Eun/go-hit) **star:27** Hit is an http integration test framework written in golang. [![There was an update last week][Green]](https://github.com/Eun/go-hit) [![godoc][GoDoc]](https://godoc.org/github.com/Eun/go-hit) * [Hamcrest](https://github.com/rdrdr/hamcrest) **star:27** fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results. [![godoc][GoDoc]](https://godoc.org/github.com/rdrdr/hamcrest) * [flute](https://github.com/suzuki-shunsuke/flute) **star:15** HTTP client testing framework. [![There was an update last week][Green]](https://github.com/suzuki-shunsuke/flute) [![godoc][GoDoc]](https://godoc.org/github.com/suzuki-shunsuke/flute) * [schema](https://github.com/jgroeneveld/schema) **star:14** Quick and easy expression matching for JSON schemas used in requests and responses. [![It hasn't been updated in the last year][Yellow]](https://github.com/jgroeneveld/schema) [![godoc][GoDoc]](https://godoc.org/github.com/jgroeneveld/schema) * [badio](https://github.com/cavaliercoder/badio) **star:10** Extensions to Go's `testing/iotest` package. [![It hasn't been updated in the last year][Yellow]](https://github.com/cavaliercoder/badio) [![godoc][GoDoc]](https://godoc.org/github.com/cavaliercoder/badio) * [biff](https://github.com/fulldump/biff) **star:10** Bifurcation testing framework, BDD compatible. [![godoc][GoDoc]](https://godoc.org/github.com/fulldump/biff) * [testsql](https://github.com/zhulongcheng/testsql) **star:10** Generate test data from SQL files before testing and clear it after finished. [![It hasn't been updated in the last year][Yellow]](https://github.com/zhulongcheng/testsql) [![godoc][GoDoc]](https://godoc.org/github.com/zhulongcheng/testsql) * [gogiven](https://github.com/corbym/gogiven) **star:9** YATSPEC-like BDD testing framework for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/corbym/gogiven) [![godoc][GoDoc]](https://godoc.org/github.com/corbym/gogiven) * [gosuite](https://github.com/pavlo/gosuite) **star:9** Brings lightweight test suites with setup/teardown facilities to `testing` by leveraging Go1.7's Subtests. [![It hasn't been updated in the last year][Yellow]](https://github.com/pavlo/gosuite) [![godoc][GoDoc]](https://godoc.org/github.com/pavlo/gosuite) * [stop-and-go](https://github.com/elgohr/stop-and-go) **star:5** Testing helper for concurrency. [![godoc][GoDoc]](https://godoc.org/github.com/elgohr/stop-and-go) * [Tt](https://github.com/vcaesar/tt) **star:5** Simple and colorful test tools. [![godoc][GoDoc]](https://godoc.org/github.com/vcaesar/tt) * [trial](https://github.com/jgroeneveld/trial) **star:4** Quick and easy extendable assertions without introducing much boilerplate. [![It hasn't been updated in the last year][Yellow]](https://github.com/jgroeneveld/trial) [![godoc][GoDoc]](https://godoc.org/github.com/jgroeneveld/trial) * Mock * [gomock](https://github.com/golang/mock) **star:5155** Mocking framework for the Go programming language. [![star > 2000][Awesome]](https://github.com/golang/mock) [![There was an update last week][Green]](https://github.com/golang/mock) [![godoc][GoDoc]](https://godoc.org/github.com/golang/mock) * [go-sqlmock](https://github.com/DATA-DOG/go-sqlmock) **star:3172** Mock SQL driver for testing database interactions. [![star > 2000][Awesome]](https://github.com/DATA-DOG/go-sqlmock) [![godoc][GoDoc]](https://godoc.org/github.com/DATA-DOG/go-sqlmock) * [hoverfly](https://github.com/SpectoLabs/hoverfly) **star:1689** HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI. [![godoc][GoDoc]](https://godoc.org/github.com/SpectoLabs/hoverfly) * [gock](https://github.com/h2non/gock) **star:1152** Versatile HTTP mocking made easy. [![godoc][GoDoc]](https://godoc.org/github.com/h2non/gock) * [httpmock](https://github.com/jarcoal/httpmock) **star:970** Easy mocking of HTTP responses from external resources. [![godoc][GoDoc]](https://godoc.org/github.com/jarcoal/httpmock) * [counterfeiter](https://github.com/maxbrunsfeld/counterfeiter) **star:501** Tool for generating self-contained mock objects. [![godoc][GoDoc]](https://godoc.org/github.com/maxbrunsfeld/counterfeiter) * [minimock](https://github.com/gojuno/minimock) **star:343** Mock generator for Go interfaces. [![godoc][GoDoc]](https://godoc.org/github.com/gojuno/minimock) * [go-txdb](https://github.com/DATA-DOG/go-txdb) **star:337** Single transaction based database driver mainly for testing purposes. [![godoc][GoDoc]](https://godoc.org/github.com/DATA-DOG/go-txdb) * [govcr](https://github.com/seborama/govcr) **star:92** HTTP mock for Golang: record and replay HTTP interactions for offline testing. [![It hasn't been updated in the last year][Yellow]](https://github.com/seborama/govcr) [![godoc][GoDoc]](https://godoc.org/github.com/seborama/govcr) * [timex](https://github.com/cabify/timex) **star:52** A test-friendly replacement for the native `time` package. [![godoc][GoDoc]](https://godoc.org/github.com/cabify/timex) * [mockhttp](https://github.com/tv42/mockhttp) **star:22** Mock object for Go http.ResponseWriter. [![It hasn't been updated in the last year][Yellow]](https://github.com/tv42/mockhttp) [![godoc][GoDoc]](https://godoc.org/github.com/tv42/mockhttp) * [go-localstack](https://github.com/elgohr/go-localstack) **star:8** Tool for using localstack in AWS testing. [![There was an update last week][Green]](https://github.com/elgohr/go-localstack) [![godoc][GoDoc]](https://godoc.org/github.com/elgohr/go-localstack) * [mockit](https://github.com/pasdam/mockit) **star:5** Allows functions and method easy mocking, without defining new types; it's similar to Mockito for Java. [![godoc][GoDoc]](https://godoc.org/github.com/pasdam/mockit) * Fuzzing and delta-debugging/reducing/shrinking. * [go-fuzz](https://github.com/dvyukov/go-fuzz) **star:3830** Randomized testing system. [![star > 2000][Awesome]](https://github.com/dvyukov/go-fuzz) [![godoc][GoDoc]](https://godoc.org/github.com/dvyukov/go-fuzz) * [gofuzz](https://github.com/google/gofuzz) **star:971** Library for populating go objects with random values. [![godoc][GoDoc]](https://godoc.org/github.com/google/gofuzz) * [Tavor](https://github.com/zimmski/tavor) **star:226** Generic fuzzing and delta-debugging framework. [![It hasn't been updated in the last year][Yellow]](https://github.com/zimmski/tavor) [![godoc][GoDoc]](https://godoc.org/github.com/zimmski/tavor) * Selenium and browser control tools. * [chromedp](https://github.com/knq/chromedp) **star:5885** a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol. [![star > 2000][Awesome]](https://github.com/knq/chromedp) [![godoc][GoDoc]](https://godoc.org/github.com/knq/chromedp) * [selenoid](https://github.com/aerokube/selenoid) **star:1815** alternative Selenium hub server that launches browsers within containers. [![godoc][GoDoc]](https://godoc.org/github.com/aerokube/selenoid) * [rod](https://github.com/go-rod/rod) **star:1341** A Devtools driver to make web automation and scraping easy. [![There was an update last week][Green]](https://github.com/go-rod/rod) [![godoc][GoDoc]](https://godoc.org/github.com/go-rod/rod) * [cdp](https://github.com/mafredri/cdp) **star:514** Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it. [![godoc][GoDoc]](https://godoc.org/github.com/mafredri/cdp) * [ggr](https://github.com/aerokube/ggr) **star:268** a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs. [![godoc][GoDoc]](https://godoc.org/github.com/aerokube/ggr) * [playwright-go](https://github.com/mxschmitt/playwright-go) **star:247** browser automation library to control Chromium, Firefox and WebKit with a single API. [![godoc][GoDoc]](https://godoc.org/github.com/mxschmitt/playwright-go) * Fail injection * [failpoint](https://github.com/pingcap/failpoint) **star:561** An implementation of [failpoints](http://www.freebsd.org/cgi/man.cgi?query=fail) for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/pingcap/failpoint) ## Text Processing *Libraries for parsing and manipulating texts.* * Specific Formats * [colly](https://github.com/asciimoo/colly) **star:13080** Fast and Elegant Scraping Framework for Gophers. [![star > 2000][Awesome]](https://github.com/asciimoo/colly) [![There was an update last week][Green]](https://github.com/asciimoo/colly) [![godoc][GoDoc]](https://godoc.org/github.com/asciimoo/colly) * [GoQuery](https://github.com/PuerkitoBio/goquery) **star:9783** GoQuery brings a syntax and a set of features similar to jQuery to the Go language. [![star > 2000][Awesome]](https://github.com/PuerkitoBio/goquery) [![godoc][GoDoc]](https://godoc.org/github.com/PuerkitoBio/goquery) * [blackfriday](https://github.com/russross/blackfriday) **star:4637** Markdown processor in Go. [![star > 2000][Awesome]](https://github.com/russross/blackfriday) [![godoc][GoDoc]](https://godoc.org/github.com/russross/blackfriday) * [sh](https://github.com/mvdan/sh) **star:3476** Shell parser and formatter. [![star > 2000][Awesome]](https://github.com/mvdan/sh) [![godoc][GoDoc]](https://godoc.org/github.com/mvdan/sh) * [toml](https://github.com/BurntSushi/toml) **star:3412** TOML configuration format (encoder/decoder with reflection). [![star > 2000][Awesome]](https://github.com/BurntSushi/toml) [![godoc][GoDoc]](https://godoc.org/github.com/BurntSushi/toml) * [go-humanize](https://github.com/dustin/go-humanize) **star:2505** Formatters for time, numbers, and memory size to human readable format. [![star > 2000][Awesome]](https://github.com/dustin/go-humanize) [![godoc][GoDoc]](https://godoc.org/github.com/dustin/go-humanize) * [bluemonday](https://github.com/microcosm-cc/bluemonday) **star:1764** HTML Sanitizer. [![godoc][GoDoc]](https://godoc.org/github.com/microcosm-cc/bluemonday) * [gofeed](https://github.com/mmcdole/gofeed) **star:1545** Parse RSS and Atom feeds in Go. [![godoc][GoDoc]](https://godoc.org/github.com/mmcdole/gofeed) * [inject](https://github.com/facebookgo/inject) **star:1306** Package inject provides a reflect based injector. [![It hasn't been updated in the last year][Yellow]](https://github.com/facebookgo/inject) [![godoc][GoDoc]](https://godoc.org/github.com/facebookgo/inject) [![Archived][Archived]](https://github.com/facebookgo/inject) * [go-toml](https://github.com/pelletier/go-toml) **star:918** Go library for the TOML format with query support and handy cli tools. [![There was an update last week][Green]](https://github.com/pelletier/go-toml) [![godoc][GoDoc]](https://godoc.org/github.com/pelletier/go-toml) * [commonregex](https://github.com/mingrammer/commonregex) **star:719** A collection of common regular expressions for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/mingrammer/commonregex) [![godoc][GoDoc]](https://godoc.org/github.com/mingrammer/commonregex) * [slug](https://github.com/gosimple/slug) **star:626** URL-friendly slugify with multiple languages support. [![godoc][GoDoc]](https://godoc.org/github.com/gosimple/slug) * [dataflowkit](https://github.com/slotix/dataflowkit) **star:450** Web scraping Framework to turn websites into structured data. [![godoc][GoDoc]](https://godoc.org/github.com/slotix/dataflowkit) * [mxj](https://github.com/clbanning/mxj) **star:444** Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages. [![There was an update last week][Green]](https://github.com/clbanning/mxj) [![godoc][GoDoc]](https://godoc.org/github.com/clbanning/mxj) * [gographviz](https://github.com/awalterschulze/gographviz) **star:411** Parses the Graphviz DOT language. [![godoc][GoDoc]](https://godoc.org/github.com/awalterschulze/gographviz) * [gommon/bytes](https://github.com/labstack/gommon/tree/master/bytes) Format bytes to string. * [go-runewidth](https://github.com/mattn/go-runewidth) **star:332** Functions to get fixed width of the character or string. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-runewidth) * [htmlquery](https://github.com/antchfx/htmlquery) **star:328** An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression. [![godoc][GoDoc]](https://godoc.org/github.com/antchfx/htmlquery) * [gotext](https://github.com/leonelquinteros/gotext) **star:290** GNU gettext utilities for Go. [![godoc][GoDoc]](https://godoc.org/github.com/leonelquinteros/gotext) * [goq](https://github.com/andrewstuart/goq) **star:186** Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery). [![It hasn't been updated in the last year][Yellow]](https://github.com/andrewstuart/goq) [![godoc][GoDoc]](https://godoc.org/github.com/andrewstuart/goq) * [goribot](https://github.com/zhshch2002/goribot) **star:185** A simple golang spider/scraping framework,build a spider in 3 lines. [![godoc][GoDoc]](https://godoc.org/github.com/zhshch2002/goribot) [![Contains Chinese documents][CN]](https://github.com/zhshch2002/goribot) [![Archived][Archived]](https://github.com/zhshch2002/goribot) * [html-to-markdown](https://github.com/JohannesKaufmann/html-to-markdown) **star:144** Convert HTML to Markdown. Even works with entire websites and can be extended through rules. [![godoc][GoDoc]](https://godoc.org/github.com/JohannesKaufmann/html-to-markdown) * [go-nmea](https://github.com/adrianmo/go-nmea) **star:137** NMEA parser library for the Go language. [![godoc][GoDoc]](https://godoc.org/github.com/adrianmo/go-nmea) * [omniparser](https://github.com/jf-tech/omniparser) **star:137** A versatile ETL library that parses text input (CSV/txt/JSON/XML/EDI/X12/EDIFACT/etc) in streaming fashion and transforms data into JSON output using data-driven schema. [![godoc][GoDoc]](https://godoc.org/github.com/jf-tech/omniparser) * [sdp](https://github.com/gortc/sdp) **star:107** SDP: Session Description Protocol [[RFC 4566](https://tools.ietf.org/html/rfc4566)]. [![godoc][GoDoc]](https://godoc.org/github.com/gortc/sdp) * [go-zero-width](https://github.com/trubitsyn/go-zero-width) **star:93** Zero-width character detection and removal for Go. [![godoc][GoDoc]](https://godoc.org/github.com/trubitsyn/go-zero-width) * [podcast](https://github.com/eduncan911/podcast) **star:87** iTunes Compliant and RSS 2.0 Podcast Generator in Golang [![godoc][GoDoc]](https://godoc.org/github.com/eduncan911/podcast) * [editorconfig-core-go](https://github.com/editorconfig/editorconfig-core-go) **star:80** Editorconfig file parser and manipulator for Go. [![There was an update last week][Green]](https://github.com/editorconfig/editorconfig-core-go) [![godoc][GoDoc]](https://godoc.org/github.com/editorconfig/editorconfig-core-go) * [align](https://github.com/Guitarbum722/align) **star:68** A general purpose application that aligns text. [![There was an update last week][Green]](https://github.com/Guitarbum722/align) [![godoc][GoDoc]](https://godoc.org/github.com/Guitarbum722/align) * [go-slugify](https://github.com/mozillazg/go-slugify) **star:65** Make pretty slug with multiple languages support. [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/go-slugify) * [genex](https://github.com/alixaxel/genex) **star:60** Count and expand Regular Expressions into all matching Strings. [![It hasn't been updated in the last year][Yellow]](https://github.com/alixaxel/genex) [![godoc][GoDoc]](https://godoc.org/github.com/alixaxel/genex) * [github_flavored_markdown](https://godoc.org/github.com/shurcooL/github_flavored_markdown) GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links. * [go-vcard](https://github.com/emersion/go-vcard) **star:53** Parse and format vCard. [![godoc][GoDoc]](https://godoc.org/github.com/emersion/go-vcard) * [goregen](https://github.com/zach-klippenstein/goregen) **star:53** Library for generating random strings from regular expressions. [![It hasn't been updated in the last year][Yellow]](https://github.com/zach-klippenstein/goregen) [![godoc][GoDoc]](https://godoc.org/github.com/zach-klippenstein/goregen) * [guesslanguage](https://github.com/endeveit/guesslanguage) **star:51** Functions to determine the natural language of a unicode text. [![It hasn't been updated in the last year][Yellow]](https://github.com/endeveit/guesslanguage) [![godoc][GoDoc]](https://godoc.org/github.com/endeveit/guesslanguage) * [go-fixedwidth](https://github.com/ianlopshire/go-fixedwidth) **star:50** Fixed-width text formatting (encoder/decoder with reflection). [![godoc][GoDoc]](https://godoc.org/github.com/ianlopshire/go-fixedwidth) * [allot](https://github.com/sbstjn/allot) **star:46** Placeholder and wildcard text parsing for CLI tools and bots. [![It hasn't been updated in the last year][Yellow]](https://github.com/sbstjn/allot) [![godoc][GoDoc]](https://godoc.org/github.com/sbstjn/allot) * [did](https://github.com/ockam-network/did) **star:46** DID (Decentralized Identifiers) Parser and Stringer in Go. [![godoc][GoDoc]](https://godoc.org/github.com/ockam-network/did) * [gonameparts](https://github.com/polera/gonameparts) **star:33** Parses human names into individual name parts. [![It hasn't been updated in the last year][Yellow]](https://github.com/polera/gonameparts) [![godoc][GoDoc]](https://godoc.org/github.com/polera/gonameparts) * [Slugify](https://github.com/avelino/slugify) **star:28** Go slugify application that handles string. [![It hasn't been updated in the last year][Yellow]](https://github.com/avelino/slugify) [![godoc][GoDoc]](https://godoc.org/github.com/avelino/slugify) * [pagser](https://github.com/foolin/pagser) **star:23** Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler. [![godoc][GoDoc]](https://godoc.org/github.com/foolin/pagser) * [codetree](https://github.com/aerogo/codetree) **star:17** Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure. [![It hasn't been updated in the last year][Yellow]](https://github.com/aerogo/codetree) [![godoc][GoDoc]](https://godoc.org/github.com/aerogo/codetree) * [enca](https://github.com/endeveit/enca) **star:11** Minimal cgo bindings for [libenca](http://cihar.com/software/enca/). [![It hasn't been updated in the last year][Yellow]](https://github.com/endeveit/enca) [![godoc][GoDoc]](https://godoc.org/github.com/endeveit/enca) * [syndfeed](https://github.com/zhengchun/syndfeed) **star:7** A syndication feed for Atom 1.0 and RSS 2.0. [![It hasn't been updated in the last year][Yellow]](https://github.com/zhengchun/syndfeed) [![godoc][GoDoc]](https://godoc.org/github.com/zhengchun/syndfeed) * [bbConvert](https://github.com/CalebQ42/bbConvert) **star:6** Converts bbCode to HTML that allows you to add support for custom bbCode tags. [![It hasn't been updated in the last year][Yellow]](https://github.com/CalebQ42/bbConvert) [![godoc][GoDoc]](https://godoc.org/github.com/CalebQ42/bbConvert) * [doi](https://github.com/hscells/doi) **star:6** Document object identifier (doi) parser in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/hscells/doi) [![godoc][GoDoc]](https://godoc.org/github.com/hscells/doi) * [ltsv](https://github.com/Wing924/ltsv) **star:5** High performance [LTSV (Labeled Tab Separated Value)](http://ltsv.org/) reader for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/Wing924/ltsv) [![godoc][GoDoc]](https://godoc.org/github.com/Wing924/ltsv) * [encdec](https://github.com/mickep76/encdec) **star:3** Package provides a generic interface to encoders and decodersa. [![It hasn't been updated in the last year][Yellow]](https://github.com/mickep76/encdec) [![godoc][GoDoc]](https://godoc.org/github.com/mickep76/encdec) * Utility * [xurls](https://github.com/mvdan/xurls) **star:756** Extract urls from text. [![godoc][GoDoc]](https://godoc.org/github.com/mvdan/xurls) * [gotabulate](https://github.com/bndr/gotabulate) **star:259** Easily pretty-print your tabular data with Go. [![There was an update last week][Green]](https://github.com/bndr/gotabulate) [![godoc][GoDoc]](https://godoc.org/github.com/bndr/gotabulate) * [radix](https://github.com/yourbasic/radix) **star:166** fast string sorting algorithm. [![It hasn't been updated in the last year][Yellow]](https://github.com/yourbasic/radix) [![godoc][GoDoc]](https://godoc.org/github.com/yourbasic/radix) * [regroup](https://github.com/oriser/regroup) **star:72** Match regex expression named groups into go struct using struct tags and automatic parsing. [![godoc][GoDoc]](https://godoc.org/github.com/oriser/regroup) * [parth](https://github.com/codemodus/parth) **star:39** URL path segmentation parsing. [![It hasn't been updated in the last year][Yellow]](https://github.com/codemodus/parth) [![godoc][GoDoc]](https://godoc.org/github.com/codemodus/parth) * [gofuckyourself](https://github.com/JoshuaDoes/gofuckyourself) **star:31** A sanitization-based swear filter for Go. [![godoc][GoDoc]](https://godoc.org/github.com/JoshuaDoes/gofuckyourself) * [xj2go](https://github.com/stackerzzq/xj2go) **star:20** Convert xml or json to go struct. [![godoc][GoDoc]](https://godoc.org/github.com/stackerzzq/xj2go) * [kace](https://github.com/codemodus/kace) **star:16** Common case conversions covering common initialisms. [![It hasn't been updated in the last year][Yellow]](https://github.com/codemodus/kace) [![godoc][GoDoc]](https://godoc.org/github.com/codemodus/kace) * [Tagify](https://github.com/zoomio/tagify) **star:13** Produces a set of tags from given source. [![godoc][GoDoc]](https://godoc.org/github.com/zoomio/tagify) * [TySug](https://github.com/Dynom/TySug) **star:9** Alternative suggestions with respect to keyboard layouts. [![godoc][GoDoc]](https://godoc.org/github.com/Dynom/TySug) * [parseargs-go](https://github.com/nproc/parseargs-go) **star:8** string argument parser that understands quotes and backslashes. [![It hasn't been updated in the last year][Yellow]](https://github.com/nproc/parseargs-go) [![godoc][GoDoc]](https://godoc.org/github.com/nproc/parseargs-go) * [textwrap](https://github.com/isbm/textwrap) **star:2** Implementation of `textwrap` module from Python. [![It hasn't been updated in the last year][Yellow]](https://github.com/isbm/textwrap) [![godoc][GoDoc]](https://godoc.org/github.com/isbm/textwrap) ## Third-party APIs *Libraries for accessing third party APIs.* * [github](https://github.com/google/go-github) **star:7165** Go library for accessing the GitHub REST API v3. [![star > 2000][Awesome]](https://github.com/google/go-github) [![There was an update last week][Green]](https://github.com/google/go-github) [![godoc][GoDoc]](https://godoc.org/github.com/google/go-github) * [aws-sdk-go](https://github.com/aws/aws-sdk-go) **star:6462** The official AWS SDK for the Go programming language. [![star > 2000][Awesome]](https://github.com/aws/aws-sdk-go) [![There was an update last week][Green]](https://github.com/aws/aws-sdk-go) [![godoc][GoDoc]](https://godoc.org/github.com/aws/aws-sdk-go) * [google](https://github.com/google/google-api-go-client) **star:2553** Auto-generated Google APIs for Go. [![star > 2000][Awesome]](https://github.com/google/google-api-go-client) [![There was an update last week][Green]](https://github.com/google/google-api-go-client) [![godoc][GoDoc]](https://godoc.org/github.com/google/google-api-go-client) * [google-cloud](https://github.com/GoogleCloudPlatform/gcloud-golang) **star:2465** Google Cloud APIs Go Client Library. [![star > 2000][Awesome]](https://github.com/GoogleCloudPlatform/gcloud-golang) [![There was an update last week][Green]](https://github.com/GoogleCloudPlatform/gcloud-golang) [![godoc][GoDoc]](https://godoc.org/github.com/GoogleCloudPlatform/gcloud-golang) * [discordgo](https://github.com/bwmarrin/discordgo) **star:1804** Go bindings for the Discord Chat API. [![There was an update last week][Green]](https://github.com/bwmarrin/discordgo) [![godoc][GoDoc]](https://godoc.org/github.com/bwmarrin/discordgo) * [stripe](https://github.com/stripe/stripe-go) **star:1305** Go client for the Stripe API. [![There was an update last week][Green]](https://github.com/stripe/stripe-go) [![godoc][GoDoc]](https://godoc.org/github.com/stripe/stripe-go) * [minio-go](https://github.com/minio/minio-go) **star:1197** Minio Go Library for Amazon S3 compatible cloud storage. [![There was an update last week][Green]](https://github.com/minio/minio-go) [![godoc][GoDoc]](https://godoc.org/github.com/minio/minio-go) * [go-twitter](https://github.com/dghubble/go-twitter) **star:1154** Go client library for the Twitter v1.1 APIs. [![godoc][GoDoc]](https://godoc.org/github.com/dghubble/go-twitter) * [anaconda](https://github.com/ChimeraCoder/anaconda) **star:1076** Go client library for the Twitter 1.1 API. [![godoc][GoDoc]](https://godoc.org/github.com/ChimeraCoder/anaconda) * [facebook](https://github.com/huandu/facebook) **star:943** Go Library that supports the Facebook Graph API. [![godoc][GoDoc]](https://godoc.org/github.com/huandu/facebook) * [go-jira](https://github.com/andygrunwald/go-jira) **star:855** Go client library for [Atlassian JIRA](https://www.atlassian.com/software/jira) [![There was an update last week][Green]](https://github.com/andygrunwald/go-jira) [![godoc][GoDoc]](https://godoc.org/github.com/andygrunwald/go-jira) * [githubql](https://github.com/shurcooL/githubql) **star:747** Go library for accessing the GitHub GraphQL API v4. [![godoc][GoDoc]](https://godoc.org/github.com/shurcooL/githubql) * [webhooks](https://github.com/go-playground/webhooks) **star:586** Webhook receiver for GitHub and Bitbucket. [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/webhooks) * [paypal](https://github.com/logpacker/PayPal-Go-SDK) **star:405** Wrapper for PayPal payment API. [![There was an update last week][Green]](https://github.com/logpacker/PayPal-Go-SDK) [![godoc][GoDoc]](https://godoc.org/github.com/logpacker/PayPal-Go-SDK) * [geo-golang](https://github.com/codingsince1985/geo-golang) **star:388** Go Library to access [Google Maps](https://developers.google.com/maps/documentation/geocoding/intro), [MapQuest](http://open.mapquestapi.com/geocoding/), [Nominatim](https://developer.mapquest.com/documentation/open/nominatim-search), [OpenCage](http://geocoder.opencagedata.com/api.html), [Bing](https://msdn.microsoft.com/en-us/library/ff701715.aspx), [Mapbox](https://www.mapbox.com/developers/api/geocoding/), and [OpenStreetMap](https://wiki.openstreetmap.org/wiki/Nominatim) geocoding / reverse geocoding APIs. [![There was an update last week][Green]](https://github.com/codingsince1985/geo-golang) [![godoc][GoDoc]](https://godoc.org/github.com/codingsince1985/geo-golang) * [go-marathon](https://github.com/gambol99/go-marathon) **star:196** Go library for interacting with Mesosphere's Marathon PAAS. [![godoc][GoDoc]](https://godoc.org/github.com/gambol99/go-marathon) * [ethrpc](https://github.com/onrik/ethrpc) **star:190** Go bindings for Ethereum JSON RPC API. [![godoc][GoDoc]](https://godoc.org/github.com/onrik/ethrpc) * [Trello](https://github.com/adlio/trello) **star:161** Go wrapper for the Trello API. [![godoc][GoDoc]](https://godoc.org/github.com/adlio/trello) * [Medium](https://github.com/Medium/medium-sdk-go) **star:131** Golang SDK for Medium's OAuth2 API. [![It hasn't been updated in the last year][Yellow]](https://github.com/Medium/medium-sdk-go) [![godoc][GoDoc]](https://godoc.org/github.com/Medium/medium-sdk-go) * [gostorm](https://github.com/jsgilmore/gostorm) **star:127** GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells. [![It hasn't been updated in the last year][Yellow]](https://github.com/jsgilmore/gostorm) [![godoc][GoDoc]](https://godoc.org/github.com/jsgilmore/gostorm) * [hipchat (xmpp)](https://github.com/daneharrigan/hipchat) **star:112** A golang package to communicate with HipChat over XMPP. [![It hasn't been updated in the last year][Yellow]](https://github.com/daneharrigan/hipchat) [![godoc][GoDoc]](https://godoc.org/github.com/daneharrigan/hipchat) * [go-trending](https://github.com/andygrunwald/go-trending) **star:111** Go library for accessing [trending repositories](https://github.com/trending) and [developers](https://github.com/trending/developers) at Github. [![There was an update last week][Green]](https://github.com/andygrunwald/go-trending) [![godoc][GoDoc]](https://godoc.org/github.com/andygrunwald/go-trending) * [hipchat](https://github.com/andybons/hipchat) **star:106** This project implements a golang client library for the Hipchat API. [![It hasn't been updated in the last year][Yellow]](https://github.com/andybons/hipchat) [![godoc][GoDoc]](https://godoc.org/github.com/andybons/hipchat) * [wit-go](https://github.com/wit-ai/wit-go) **star:99** Go client for wit.ai HTTP API. [![godoc][GoDoc]](https://godoc.org/github.com/wit-ai/wit-go) * [pushover](https://github.com/gregdel/pushover) **star:90** Go wrapper for the Pushover API. [![godoc][GoDoc]](https://godoc.org/github.com/gregdel/pushover) * [cachet](https://github.com/andygrunwald/cachet) **star:85** Go client library for [Cachet (open source status page system)](https://cachethq.io/). [![It hasn't been updated in the last year][Yellow]](https://github.com/andygrunwald/cachet) [![godoc][GoDoc]](https://godoc.org/github.com/andygrunwald/cachet) * [twitter-scraper](https://github.com/n0madic/twitter-scraper) **star:83** Scrape the Twitter Frontend API without authentication and limits. [![godoc][GoDoc]](https://godoc.org/github.com/n0madic/twitter-scraper) * [igdb](https://github.com/Henry-Sarabia/igdb) **star:65** Go client for the [Internet Game Database API](https://api.igdb.com/). [![godoc][GoDoc]](https://godoc.org/github.com/Henry-Sarabia/igdb) * [clarifai](https://github.com/samuelcouch/clarifai) **star:57** Go client library for interfacing with the Clarifai API. [![It hasn't been updated in the last year][Yellow]](https://github.com/samuelcouch/clarifai) [![godoc][GoDoc]](https://godoc.org/github.com/samuelcouch/clarifai) * [circleci](https://github.com/jszwedko/go-circleci) **star:56** Go client library for interacting with CircleCI's API. [![It hasn't been updated in the last year][Yellow]](https://github.com/jszwedko/go-circleci) [![godoc][GoDoc]](https://godoc.org/github.com/jszwedko/go-circleci) * [megos](https://github.com/andygrunwald/megos) **star:56** Client library for accessing an [Apache Mesos](http://mesos.apache.org/) cluster. [![It hasn't been updated in the last year][Yellow]](https://github.com/andygrunwald/megos) [![godoc][GoDoc]](https://godoc.org/github.com/andygrunwald/megos) * [gosip](https://github.com/koltyakov/gosip) **star:53** Go client library SharePoint API. [![godoc][GoDoc]](https://godoc.org/github.com/koltyakov/gosip) * [simples3](https://github.com/rhnvrm/simples3) **star:50** Simple no frills AWS S3 Library using REST with V4 Signing written in Go. [![There was an update last week][Green]](https://github.com/rhnvrm/simples3) [![godoc][GoDoc]](https://godoc.org/github.com/rhnvrm/simples3) * [gads](https://github.com/emiddleton/gads) **star:49** Google Adwords Unofficial API. [![It hasn't been updated in the last year][Yellow]](https://github.com/emiddleton/gads) [![godoc][GoDoc]](https://godoc.org/github.com/emiddleton/gads) * [gogtrends](https://github.com/groovili/gogtrends) **star:48** Google Trends Unofficial API. [![godoc][GoDoc]](https://godoc.org/github.com/groovili/gogtrends) * [amazon-product-advertising-api](https://github.com/ngs/go-amazon-product-advertising-api) **star:46** Go Client Library for [Amazon Product Advertising API](https://affiliate-program.amazon.com/gp/advertising/api/detail/main.html). [![It hasn't been updated in the last year][Yellow]](https://github.com/ngs/go-amazon-product-advertising-api) [![godoc][GoDoc]](https://godoc.org/github.com/ngs/go-amazon-product-advertising-api) * [ynab](https://github.com/brunomvsouza/ynab.go) **star:45** Go wrapper for the YNAB API. [![It hasn't been updated in the last year][Yellow]](https://github.com/brunomvsouza/ynab.go) [![godoc][GoDoc]](https://godoc.org/github.com/brunomvsouza/ynab.go) * [go-xkcd](https://github.com/nishanths/go-xkcd) **star:43** Go client for the xkcd API. [![godoc][GoDoc]](https://godoc.org/github.com/nishanths/go-xkcd) * [uptimerobot](https://github.com/bitfield/uptimerobot) **star:43** Go wrapper and command-line client for the Uptime Robot v2 API. [![godoc][GoDoc]](https://godoc.org/github.com/bitfield/uptimerobot) * [GoMusicBrainz](https://github.com/michiwend/gomusicbrainz) **star:42** Go MusicBrainz WS2 client library. [![There was an update last week][Green]](https://github.com/michiwend/gomusicbrainz) [![godoc][GoDoc]](https://godoc.org/github.com/michiwend/gomusicbrainz) * [fcm](https://github.com/maddevsio/fcm) **star:40** Go library for Firebase Cloud Messaging. [![godoc][GoDoc]](https://godoc.org/github.com/maddevsio/fcm) * [golang-tmdb](https://github.com/cyruzin/golang-tmdb) **star:37** Golang wrapper for The Movie Database API v3. [![godoc][GoDoc]](https://godoc.org/github.com/cyruzin/golang-tmdb) * [mixpanel](https://github.com/dukex/mixpanel) **star:37** Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications. [![It hasn't been updated in the last year][Yellow]](https://github.com/dukex/mixpanel) [![godoc][GoDoc]](https://godoc.org/github.com/dukex/mixpanel) * [golyrics](https://github.com/mamal72/golyrics) **star:36** Golyrics is a Go library to fetch music lyrics data from the Wikia website. [![It hasn't been updated in the last year][Yellow]](https://github.com/mamal72/golyrics) [![godoc][GoDoc]](https://godoc.org/github.com/mamal72/golyrics) * [go-unsplash](https://github.com/hbagdi/go-unsplash) **star:34** Go client library for the [Unsplash.com](https://unsplash.com) API. [![godoc][GoDoc]](https://godoc.org/github.com/hbagdi/go-unsplash) * [spotify](https://github.com/rapito/go-spotify) **star:33** Go Library to access Spotify WEB API. [![godoc][GoDoc]](https://godoc.org/github.com/rapito/go-spotify) * [translate](https://github.com/poorny/translate) **star:31** Go online translation package. [![It hasn't been updated in the last year][Yellow]](https://github.com/poorny/translate) [![godoc][GoDoc]](https://godoc.org/github.com/poorny/translate) * [gami](https://github.com/bit4bit/gami) **star:29** Go library for Asterisk Manager Interface. [![It hasn't been updated in the last year][Yellow]](https://github.com/bit4bit/gami) [![godoc][GoDoc]](https://godoc.org/github.com/bit4bit/gami) [![Archived][Archived]](https://github.com/bit4bit/gami) * [gcm](https://github.com/Aorioli/gcm) **star:29** Go library for Google Cloud Messaging. [![It hasn't been updated in the last year][Yellow]](https://github.com/Aorioli/gcm) [![godoc][GoDoc]](https://godoc.org/github.com/Aorioli/gcm) * [patreon-go](https://github.com/mxpv/patreon-go) **star:23** Go library for Patreon API. [![It hasn't been updated in the last year][Yellow]](https://github.com/mxpv/patreon-go) [![godoc][GoDoc]](https://godoc.org/github.com/mxpv/patreon-go) * [shopify](https://github.com/rapito/go-shopify) **star:22** Go Library to make CRUD request to the Shopify API. [![godoc][GoDoc]](https://godoc.org/github.com/rapito/go-shopify) * [steam](https://github.com/sostronk/go-steam) **star:22** Go Library to interact with Steam game servers. [![It hasn't been updated in the last year][Yellow]](https://github.com/sostronk/go-steam) [![godoc][GoDoc]](https://godoc.org/github.com/sostronk/go-steam) * [go-imgur](https://github.com/koffeinsource/go-imgur) **star:21** Go client library for [imgur](https://imgur.com) [![godoc][GoDoc]](https://godoc.org/github.com/koffeinsource/go-imgur) * [go-twitch](https://github.com/knspriggs/go-twitch) **star:20** Go client for interacting with the Twitch v3 API. [![It hasn't been updated in the last year][Yellow]](https://github.com/knspriggs/go-twitch) [![godoc][GoDoc]](https://godoc.org/github.com/knspriggs/go-twitch) * [go-myanimelist](https://github.com/nstratos/go-myanimelist) **star:19** Go client library for accessing the [MyAnimeList API](http://myanimelist.net/modules.php?go=api). [![godoc][GoDoc]](https://godoc.org/github.com/nstratos/go-myanimelist) * [lastpass-go](https://github.com/ansd/lastpass-go) **star:19** Go client library for the [LastPass](https://www.lastpass.com/) API. [![There was an update last week][Green]](https://github.com/ansd/lastpass-go) [![godoc][GoDoc]](https://godoc.org/github.com/ansd/lastpass-go) * [airtable](https://github.com/mehanizm/airtable) **star:17** Go client library for the [Airtable API](https://airtable.com/api). [![There was an update last week][Green]](https://github.com/mehanizm/airtable) [![godoc][GoDoc]](https://godoc.org/github.com/mehanizm/airtable) * [brewerydb](https://github.com/naegelejd/brewerydb) **star:17** Go library for accessing the BreweryDB API. [![It hasn't been updated in the last year][Yellow]](https://github.com/naegelejd/brewerydb) [![godoc][GoDoc]](https://godoc.org/github.com/naegelejd/brewerydb) * [textbelt](https://github.com/dietsche/textbelt) **star:17** Go client for the textbelt.com txt messaging API. [![It hasn't been updated in the last year][Yellow]](https://github.com/dietsche/textbelt) [![godoc][GoDoc]](https://godoc.org/github.com/dietsche/textbelt) * [codeship-go](https://github.com/codeship/codeship-go) **star:16** Go client library for interacting with Codeship's API v2. [![godoc][GoDoc]](https://godoc.org/github.com/codeship/codeship-go) * [go-postman-collection](https://github.com/rbretecher/go-postman-collection) **star:15** Go module to work with [Postman Collections](https://learning.getpostman.com/docs/postman/collections/creating-collections/) (compatible with Insomnia). [![godoc][GoDoc]](https://godoc.org/github.com/rbretecher/go-postman-collection) * [go-hacknews](https://github.com/PaulRosset/go-hacknews) **star:12** Tiny Go client for HackerNews API. [![It hasn't been updated in the last year][Yellow]](https://github.com/PaulRosset/go-hacknews) [![godoc][GoDoc]](https://godoc.org/github.com/PaulRosset/go-hacknews) * [google-analytics](https://github.com/chonthu/go-google-analytics) **star:12** Simple wrapper for easy google analytics reporting. [![It hasn't been updated in the last year][Yellow]](https://github.com/chonthu/go-google-analytics) [![godoc][GoDoc]](https://godoc.org/github.com/chonthu/go-google-analytics) * [coinpaprika-go](https://github.com/coinpaprika/coinpaprika-api-go-client) **star:11** Go client library for interacting with Coinpaprika's API. [![godoc][GoDoc]](https://godoc.org/github.com/coinpaprika/coinpaprika-api-go-client) * [go-aws-news](https://github.com/circa10a/go-aws-news) **star:10** Go application and library to fetch what's new from AWS. [![godoc][GoDoc]](https://godoc.org/github.com/circa10a/go-aws-news) * [google-play-scraper](https://github.com/n0madic/google-play-scraper) **star:10** Get data from Google Play Store. [![godoc][GoDoc]](https://godoc.org/github.com/n0madic/google-play-scraper) * [smite](https://github.com/sergiotapia/smitego) **star:10** Go package to wraps access to the Smite game API. [![It hasn't been updated in the last year][Yellow]](https://github.com/sergiotapia/smitego) [![godoc][GoDoc]](https://godoc.org/github.com/sergiotapia/smitego) * [device-check-go](https://github.com/rinchsan/device-check-go) **star:9** Go client library for interacting with [iOS DeviceCheck API](https://developer.apple.com/documentation/devicecheck) v1. [![godoc][GoDoc]](https://godoc.org/github.com/rinchsan/device-check-go) * [go-here](https://github.com/abdullahselek/go-here) **star:8** Go client library around the HERE location based APIs. [![godoc][GoDoc]](https://godoc.org/github.com/abdullahselek/go-here) * [go-sophos](https://github.com/esurdam/go-sophos) **star:8** Go client library for the [Sophos UTM REST API](https://www.sophos.com/en-us/medialibrary/PDFs/documentation/UTMonAWS/Sophos-UTM-RESTful-API.pdf?la=en) with zero dependencies. [![godoc][GoDoc]](https://godoc.org/github.com/esurdam/go-sophos) * [gomalshare](https://github.com/MonaxGT/gomalshare) **star:8** Go library MalShare API [malshare.com](http://www.malshare.com/) [![It hasn't been updated in the last year][Yellow]](https://github.com/MonaxGT/gomalshare) [![godoc][GoDoc]](https://godoc.org/github.com/MonaxGT/gomalshare) * [rrdaclient](https://github.com/Omie/rrdaclient) **star:8** Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP. [![It hasn't been updated in the last year][Yellow]](https://github.com/Omie/rrdaclient) [![godoc][GoDoc]](https://godoc.org/github.com/Omie/rrdaclient) * [slack](https://github.com/nlopes/slack) **star:8** Slack API in Go. [![godoc][GoDoc]](https://godoc.org/github.com/nlopes/slack) * [google-email-audit-api](https://github.com/ngs/go-google-email-audit-api) **star:7** Go client library for [Google G Suite Email Audit API](https://developers.google.com/admin-sdk/email-audit/). [![It hasn't been updated in the last year][Yellow]](https://github.com/ngs/go-google-email-audit-api) [![godoc][GoDoc]](https://godoc.org/github.com/ngs/go-google-email-audit-api) * [gopaapi5](https://github.com/utekaravinash/gopaapi5) **star:7** Go Client Library for [Amazon Product Advertising API 5.0](https://webservices.amazon.com/paapi5/documentation/). [![godoc][GoDoc]](https://godoc.org/github.com/utekaravinash/gopaapi5) * [go-sptrans](https://github.com/sergioaugrod/go-sptrans) **star:6** Go client library for the SPTrans Olho Vivo API. [![godoc][GoDoc]](https://godoc.org/github.com/sergioaugrod/go-sptrans) * [go-telegraph](https://gitlab.com/toby3d/telegraph) Telegraph publishing platform API client. * [tumblr](https://github.com/mattcunningham/gumblr) **star:6** Go wrapper for the Tumblr v2 API. [![It hasn't been updated in the last year][Yellow]](https://github.com/mattcunningham/gumblr) [![godoc][GoDoc]](https://godoc.org/github.com/mattcunningham/gumblr) * [zooz](https://github.com/gojuno/go-zooz) **star:6** Go client for the Zooz API. [![godoc][GoDoc]](https://godoc.org/github.com/gojuno/go-zooz) * [go-chronos](https://github.com/axelspringer/go-chronos) **star:4** Go library for interacting with the [Chronos](https://mesos.github.io/chronos/) Job Scheduler [![It hasn't been updated in the last year][Yellow]](https://github.com/axelspringer/go-chronos) [![godoc][GoDoc]](https://godoc.org/github.com/axelspringer/go-chronos) * [libgoffi](https://github.com/clevabit/libgoffi) **star:3** Library adapter toolbox for native [libffi](http://sourceware.org/libffi/) integration [![godoc][GoDoc]](https://godoc.org/github.com/clevabit/libgoffi) * [kanka](https://github.com/Henry-Sarabia/kanka) **star:2** Go client for the [Kanka API](https://kanka.io/en-US/docs/1.0). [![godoc][GoDoc]](https://godoc.org/github.com/Henry-Sarabia/kanka) * [rawg-sdk-go](https://github.com/dimuska139/rawg-sdk-go) **star:2** Go library for the [RAWG Video Games Database](https://rawg.io/) API [![godoc][GoDoc]](https://godoc.org/github.com/dimuska139/rawg-sdk-go) * [playlyfe](https://github.com/playlyfe/playlyfe-go-sdk) **star:1** The Playlyfe Rest API Go SDK. [![It hasn't been updated in the last year][Yellow]](https://github.com/playlyfe/playlyfe-go-sdk) [![godoc][GoDoc]](https://godoc.org/github.com/playlyfe/playlyfe-go-sdk) * [TripAdvisor](https://github.com/mrbenosborne/tripadvisor-golang) **star:1** Go wrapper for the TripAdvisor API. [![It hasn't been updated in the last year][Yellow]](https://github.com/mrbenosborne/tripadvisor-golang) [![godoc][GoDoc]](https://godoc.org/github.com/mrbenosborne/tripadvisor-golang) * [vl-go](https://github.com/verifid/vl-go) **star:1** Go client library around the VerifID identity verification layer API. [![godoc][GoDoc]](https://godoc.org/github.com/verifid/vl-go) ## Utilities *General utilities and tools to make your life easier.* * [fzf](https://github.com/junegunn/fzf) **star:34759** Command-line fuzzy finder written in Go. [![star > 2000][Awesome]](https://github.com/junegunn/fzf) [![There was an update last week][Green]](https://github.com/junegunn/fzf) [![godoc][GoDoc]](https://godoc.org/github.com/junegunn/fzf) * [hub](https://github.com/github/hub) **star:20711** wrap git commands with additional functionality to interact with github from the terminal. [![star > 2000][Awesome]](https://github.com/github/hub) [![There was an update last week][Green]](https://github.com/github/hub) [![godoc][GoDoc]](https://godoc.org/github.com/github/hub) * [ctop](https://github.com/bcicen/ctop) **star:11056** [Top-like](http://ctop.sh) interface (e.g. htop) for container metrics. [![star > 2000][Awesome]](https://github.com/bcicen/ctop) [![There was an update last week][Green]](https://github.com/bcicen/ctop) [![godoc][GoDoc]](https://godoc.org/github.com/bcicen/ctop) * [sqlx](https://github.com/jmoiron/sqlx) **star:9709** provides a set of extensions on top of the excellent built-in database/sql package. [![star > 2000][Awesome]](https://github.com/jmoiron/sqlx) [![godoc][GoDoc]](https://godoc.org/github.com/jmoiron/sqlx) * [wuzz](https://github.com/asciimoo/wuzz) **star:9489** Interactive cli tool for HTTP inspection. [![star > 2000][Awesome]](https://github.com/asciimoo/wuzz) [![godoc][GoDoc]](https://godoc.org/github.com/asciimoo/wuzz) * [goreleaser](https://github.com/goreleaser/goreleaser) **star:6958** Deliver Go binaries as fast and easily as possible. [![star > 2000][Awesome]](https://github.com/goreleaser/goreleaser) [![There was an update last week][Green]](https://github.com/goreleaser/goreleaser) [![godoc][GoDoc]](https://godoc.org/github.com/goreleaser/goreleaser) * [peco](https://github.com/peco/peco) **star:6199** Simplistic interactive filtering tool. [![star > 2000][Awesome]](https://github.com/peco/peco) [![godoc][GoDoc]](https://godoc.org/github.com/peco/peco) * [usql](https://github.com/knq/usql) **star:6094** usql is a universal command-line interface for SQL databases. [![star > 2000][Awesome]](https://github.com/knq/usql) [![There was an update last week][Green]](https://github.com/knq/usql) [![godoc][GoDoc]](https://godoc.org/github.com/knq/usql) * [godropbox](https://github.com/dropbox/godropbox) **star:3927** Common libraries for writing Go services/applications from Dropbox. [![star > 2000][Awesome]](https://github.com/dropbox/godropbox) [![godoc][GoDoc]](https://godoc.org/github.com/dropbox/godropbox) * [hystrix-go](https://github.com/afex/hystrix-go) **star:3050** Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker. [![star > 2000][Awesome]](https://github.com/afex/hystrix-go) [![godoc][GoDoc]](https://godoc.org/github.com/afex/hystrix-go) * [goreporter](https://github.com/wgliang/goreporter) **star:2812** Golang tool that does static analysis, unit testing, code review and generate code quality report. [![star > 2000][Awesome]](https://github.com/wgliang/goreporter) [![It hasn't been updated in the last year][Yellow]](https://github.com/wgliang/goreporter) [![godoc][GoDoc]](https://godoc.org/github.com/wgliang/goreporter) * [minify](https://github.com/tdewolff/minify) **star:2571** Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats. [![star > 2000][Awesome]](https://github.com/tdewolff/minify) [![There was an update last week][Green]](https://github.com/tdewolff/minify) [![godoc][GoDoc]](https://godoc.org/github.com/tdewolff/minify) * [panicparse](https://github.com/maruel/panicparse) **star:2516** Groups similar goroutines and colorizes stack dump. [![star > 2000][Awesome]](https://github.com/maruel/panicparse) [![godoc][GoDoc]](https://godoc.org/github.com/maruel/panicparse) * [go-funk](https://github.com/thoas/go-funk) **star:2350** Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...). [![star > 2000][Awesome]](https://github.com/thoas/go-funk) [![There was an update last week][Green]](https://github.com/thoas/go-funk) [![godoc][GoDoc]](https://godoc.org/github.com/thoas/go-funk) * [mc](https://github.com/minio/mc) **star:1731** Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems. [![There was an update last week][Green]](https://github.com/minio/mc) [![godoc][GoDoc]](https://godoc.org/github.com/minio/mc) * [Storm](https://github.com/asdine/storm) **star:1680** Simple and powerful toolkit for BoltDB. [![godoc][GoDoc]](https://godoc.org/github.com/asdine/storm) * [mole](https://github.com/davrodpin/mole) **star:1434** cli app to easily create ssh tunnels. [![godoc][GoDoc]](https://godoc.org/github.com/davrodpin/mole) * [mergo](https://github.com/imdario/mergo) **star:1382** Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements. [![godoc][GoDoc]](https://godoc.org/github.com/imdario/mergo) * [spinner](https://github.com/briandowns/spinner) **star:1361** Go package to easily provide a terminal spinner with options. [![There was an update last week][Green]](https://github.com/briandowns/spinner) [![godoc][GoDoc]](https://godoc.org/github.com/briandowns/spinner) * [boilr](https://github.com/tmrts/boilr) **star:1250** Blazingly fast CLI tool for creating projects from boilerplate templates. [![godoc][GoDoc]](https://godoc.org/github.com/tmrts/boilr) * [filetype](https://github.com/h2non/filetype) **star:1249** Small package to infer the file type checking the magic numbers signature. [![godoc][GoDoc]](https://godoc.org/github.com/h2non/filetype) * [jump](https://github.com/gsamokovarov/jump) **star:1001** Jump helps you navigate faster by learning your habits. [![There was an update last week][Green]](https://github.com/gsamokovarov/jump) [![godoc][GoDoc]](https://godoc.org/github.com/gsamokovarov/jump) * [circuitbreaker](https://github.com/rubyist/circuitbreaker) **star:924** Circuit Breakers in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/rubyist/circuitbreaker) [![godoc][GoDoc]](https://godoc.org/github.com/rubyist/circuitbreaker) * [git-time-metric](https://github.com/git-time-metric/gtm) **star:858** Simple, seamless, lightweight time tracking for Git. [![godoc][GoDoc]](https://godoc.org/github.com/git-time-metric/gtm) * [immortal](https://github.com/immortal/immortal) **star:696** \*nix cross-platform (OS agnostic) supervisor. [![godoc][GoDoc]](https://godoc.org/github.com/immortal/immortal) * [hostctl](https://github.com/guumaster/hostctl) **star:637** A CLI tool to manage /etc/hosts with easy commands. [![godoc][GoDoc]](https://godoc.org/github.com/guumaster/hostctl) * [circuit](https://github.com/cep21/circuit) **star:536** An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern. [![godoc][GoDoc]](https://godoc.org/github.com/cep21/circuit) * [htcat](https://github.com/htcat/htcat) **star:529** Parallel and Pipelined HTTP GET Utility. [![It hasn't been updated in the last year][Yellow]](https://github.com/htcat/htcat) [![godoc][GoDoc]](https://godoc.org/github.com/htcat/htcat) * [godaemon](https://github.com/VividCortex/godaemon) **star:466** Utility to write daemons. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/godaemon) * [go-dry](https://github.com/ungerik/go-dry) **star:459** DRY (don't repeat yourself) package for Go. [![There was an update last week][Green]](https://github.com/ungerik/go-dry) [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/go-dry) * [ergo](https://github.com/cristianoliveira/ergo) **star:447** The management of multiple local services running over different ports made easy. [![godoc][GoDoc]](https://godoc.org/github.com/cristianoliveira/ergo) * [koazee](https://github.com/wesovilabs/koazee) **star:442** Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays. [![godoc][GoDoc]](https://godoc.org/github.com/wesovilabs/koazee) * [gopencils](https://github.com/bndr/gopencils) **star:435** Small and simple package to easily consume REST APIs. [![It hasn't been updated in the last year][Yellow]](https://github.com/bndr/gopencils) [![godoc][GoDoc]](https://godoc.org/github.com/bndr/gopencils) * [mimetype](https://github.com/gabriel-vasile/mimetype) **star:435** Package for MIME type detection based on magic numbers. [![godoc][GoDoc]](https://godoc.org/github.com/gabriel-vasile/mimetype) * [request](https://github.com/mozillazg/request) **star:393** Go HTTP Requests for Humans™. [![It hasn't been updated in the last year][Yellow]](https://github.com/mozillazg/request) [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/request) * [Deepcopier](https://github.com/ulule/deepcopier) **star:333** Simple struct copying for Go. [![godoc][GoDoc]](https://godoc.org/github.com/ulule/deepcopier) * [gubrak](https://github.com/novalagung/gubrak) **star:324** Golang utility library with syntactic sugar. It's like lodash, but for golang. [![godoc][GoDoc]](https://godoc.org/github.com/novalagung/gubrak) * [go-rate](https://github.com/beefsack/go-rate) **star:322** Timed rate limiter for Go. [![godoc][GoDoc]](https://godoc.org/github.com/beefsack/go-rate) * [clockwork](https://github.com/jonboulle/clockwork) **star:318** A simple fake clock for golang. [![godoc][GoDoc]](https://godoc.org/github.com/jonboulle/clockwork) * [retry](https://github.com/kamilsk/retry) **star:278** The most advanced functional mechanism to perform actions repetitively until successful. [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/retry) * [delve](https://github.com/derekparker/delve) **star:276** Go debugger. [![godoc][GoDoc]](https://godoc.org/github.com/derekparker/delve) * [create-go-app](https://github.com/create-go-app/cli) **star:264** A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command. [![There was an update last week][Green]](https://github.com/create-go-app/cli) [![godoc][GoDoc]](https://godoc.org/github.com/create-go-app/cli) * [gohper](https://github.com/cosiner/gohper) **star:253** Various tools/modules help for development. [![It hasn't been updated in the last year][Yellow]](https://github.com/cosiner/gohper) [![godoc][GoDoc]](https://godoc.org/github.com/cosiner/gohper) [![Archived][Archived]](https://github.com/cosiner/gohper) * [serve](https://github.com/syntaqx/serve) **star:232** A static http server anywhere you need. [![godoc][GoDoc]](https://godoc.org/github.com/syntaqx/serve) * [go-trigger](https://github.com/sadlil/go-trigger) **star:211** Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project. [![It hasn't been updated in the last year][Yellow]](https://github.com/sadlil/go-trigger) [![godoc][GoDoc]](https://godoc.org/github.com/sadlil/go-trigger) * [scany](https://github.com/georgysavva/scany) **star:205** Library for scanning data from a database into Go structs and more. [![godoc][GoDoc]](https://godoc.org/github.com/georgysavva/scany) * [util](https://github.com/shomali11/util) **star:196** Collection of useful utility functions. (strings, concurrency, manipulations, ...). [![godoc][GoDoc]](https://godoc.org/github.com/shomali11/util) * [gotenv](https://github.com/subosito/gotenv) **star:189** Load environment variables from `.env` or any `io.Reader` in Go. [![godoc][GoDoc]](https://godoc.org/github.com/subosito/gotenv) * [go-bind-plugin](https://github.com/wendigo/go-bind-plugin) **star:169** go:generate tool for wrapping symbols exported by golang plugins (1.8 only). [![It hasn't been updated in the last year][Yellow]](https://github.com/wendigo/go-bind-plugin) [![godoc][GoDoc]](https://godoc.org/github.com/wendigo/go-bind-plugin) * [Death](https://github.com/vrecan/death) **star:165** Managing go application shutdown with signals. [![godoc][GoDoc]](https://godoc.org/github.com/vrecan/death) * [rerun](https://github.com/ivpusic/rerun) **star:161** Recompiling and rerunning go apps when source changes. [![It hasn't been updated in the last year][Yellow]](https://github.com/ivpusic/rerun) [![godoc][GoDoc]](https://godoc.org/github.com/ivpusic/rerun) * [moldova](https://github.com/StabbyCutyou/moldova) **star:159** Utility for generating random data based on an input template. [![It hasn't been updated in the last year][Yellow]](https://github.com/StabbyCutyou/moldova) [![godoc][GoDoc]](https://godoc.org/github.com/StabbyCutyou/moldova) * [toolbox](https://github.com/viant/toolbox) **star:155** Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer. [![godoc][GoDoc]](https://godoc.org/github.com/viant/toolbox) * [go-sitemap-generator](https://github.com/ikeikeikeike/go-sitemap-generator) **star:151** XML Sitemap generator written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ikeikeikeike/go-sitemap-generator) [![godoc][GoDoc]](https://godoc.org/github.com/ikeikeikeike/go-sitemap-generator) * [apm](https://github.com/topfreegames/apm) **star:149** Process manager for Golang applications with an HTTP API. [![It hasn't been updated in the last year][Yellow]](https://github.com/topfreegames/apm) [![godoc][GoDoc]](https://godoc.org/github.com/topfreegames/apm) * [robustly](https://github.com/VividCortex/robustly) **star:149** Runs functions resiliently, catching and restarting panics. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/robustly) * [chyle](https://github.com/antham/chyle) **star:136** Changelog generator using a git repository with multiple configuration possibilities. [![There was an update last week][Green]](https://github.com/antham/chyle) [![godoc][GoDoc]](https://godoc.org/github.com/antham/chyle) * [onecache](https://github.com/adelowo/onecache) **star:115** Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc). [![godoc][GoDoc]](https://godoc.org/github.com/adelowo/onecache) * [lrserver](https://github.com/jaschaephraim/lrserver) **star:112** LiveReload server for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/jaschaephraim/lrserver) [![godoc][GoDoc]](https://godoc.org/github.com/jaschaephraim/lrserver) * [go-bsdiff](https://github.com/gabstv/go-bsdiff) **star:110** Pure Go bsdiff and bspatch libraries and CLI tools. [![It hasn't been updated in the last year][Yellow]](https://github.com/gabstv/go-bsdiff) [![godoc][GoDoc]](https://godoc.org/github.com/gabstv/go-bsdiff) * [xferspdy](https://github.com/monmohan/xferspdy) **star:85** Xferspdy provides binary diff and patch library in golang. [![godoc][GoDoc]](https://godoc.org/github.com/monmohan/xferspdy) * [mssqlx](https://github.com/linxGnu/mssqlx) **star:82** Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind. [![godoc][GoDoc]](https://godoc.org/github.com/linxGnu/mssqlx) * [countries](https://github.com/biter777/countries) **star:81** Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standarts. [![godoc][GoDoc]](https://godoc.org/github.com/biter777/countries) * [nostromo](https://github.com/pokanop/nostromo) **star:81** CLI for building powerful aliases. [![godoc][GoDoc]](https://godoc.org/github.com/pokanop/nostromo) * [pm](https://github.com/VividCortex/pm) **star:79** Process (i.e. goroutine) manager with an HTTP API. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/pm) * [goseaweedfs](https://github.com/linxGnu/goseaweedfs) **star:78** SeaweedFS client library with almost full features. [![godoc][GoDoc]](https://godoc.org/github.com/linxGnu/goseaweedfs) * [go-health](https://github.com/Talento90/go-health) **star:76** Health package simplifies the way you add health check to your services. [![It hasn't been updated in the last year][Yellow]](https://github.com/Talento90/go-health) [![godoc][GoDoc]](https://godoc.org/github.com/Talento90/go-health) * [sorty](https://github.com/jfcg/sorty) **star:73** Fast Concurrent / Parallel Sorting. [![godoc][GoDoc]](https://godoc.org/github.com/jfcg/sorty) * [repeat](https://github.com/ssgreg/repeat) **star:72** Go implementation of different backoff strategies useful for retrying operations and heartbeating. [![godoc][GoDoc]](https://godoc.org/github.com/ssgreg/repeat) * [scan](https://github.com/blockloop/scan) **star:69** Scan golang `sql.Rows` directly to structs, slices, or primitive types. [![godoc][GoDoc]](https://godoc.org/github.com/blockloop/scan) * [netbug](https://github.com/e-dard/netbug) **star:68** Easy remote profiling of your services. [![It hasn't been updated in the last year][Yellow]](https://github.com/e-dard/netbug) [![godoc][GoDoc]](https://godoc.org/github.com/e-dard/netbug) * [UNIS](https://github.com/esemplastic/unis) **star:68** Common Architecture™ for String Utilities in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/esemplastic/unis) [![godoc][GoDoc]](https://godoc.org/github.com/esemplastic/unis) * [pattern-match](https://github.com/alexpantyukhin/go-pattern-match) **star:66** Pattern matching libray. [![godoc][GoDoc]](https://godoc.org/github.com/alexpantyukhin/go-pattern-match) * [multitick](https://github.com/VividCortex/multitick) **star:64** Multiplexor for aligned tickers. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/multitick) * [handy](https://github.com/miguelpragier/handy) **star:63** Many utilities and helpers like string handlers/formatters and validators. [![godoc][GoDoc]](https://godoc.org/github.com/miguelpragier/handy) * [mimemagic](https://github.com/zRedShift/mimemagic) **star:58** Pure Go ultra performant MIME sniffing library/utility. [![godoc][GoDoc]](https://godoc.org/github.com/zRedShift/mimemagic) * [minquery](https://github.com/icza/minquery) **star:57** MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off). [![godoc][GoDoc]](https://godoc.org/github.com/icza/minquery) * [go-astitodo](https://github.com/asticode/go-astitodo) **star:56** Parse TODOs in your GO code. [![godoc][GoDoc]](https://godoc.org/github.com/asticode/go-astitodo) * [goreadability](https://github.com/philipjkim/goreadability) **star:56** Webpage summary extractor using Facebook Open Graph and arc90's readability. [![It hasn't been updated in the last year][Yellow]](https://github.com/philipjkim/goreadability) [![godoc][GoDoc]](https://godoc.org/github.com/philipjkim/goreadability) * [mongo-go-pagination](https://github.com/gobeam/mongo-go-pagination) **star:52** Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines. [![godoc][GoDoc]](https://godoc.org/github.com/gobeam/mongo-go-pagination) * [pgo](https://github.com/arthurkushman/pgo) **star:52** Convenient functions for PHP community. [![godoc][GoDoc]](https://godoc.org/github.com/arthurkushman/pgo) * [cmd](https://github.com/SimonBaeumer/cmd) **star:51** Library for executing shell commands on osx, windows and linux. [![godoc][GoDoc]](https://godoc.org/github.com/SimonBaeumer/cmd) * [golog](https://github.com/mlimaloureiro/golog) **star:50** Easy and lightweight CLI tool to time track your tasks. [![It hasn't been updated in the last year][Yellow]](https://github.com/mlimaloureiro/golog) [![godoc][GoDoc]](https://godoc.org/github.com/mlimaloureiro/golog) * [copy-pasta](https://github.com/jutkko/copy-pasta) **star:47** Universal multi-workstation clipboard that uses S3 like backend for the storage. [![godoc][GoDoc]](https://godoc.org/github.com/jutkko/copy-pasta) * [retry](https://github.com/thedevsaddam/retry) **star:46** Simple and easy retry mechanism package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/thedevsaddam/retry) * [goback](https://github.com/carlescere/goback) **star:43** Go simple exponential backoff package. [![It hasn't been updated in the last year][Yellow]](https://github.com/carlescere/goback) [![godoc][GoDoc]](https://godoc.org/github.com/carlescere/goback) * [golarm](https://github.com/msempere/golarm) **star:43** Fire alarms with system events. [![It hasn't been updated in the last year][Yellow]](https://github.com/msempere/golarm) [![godoc][GoDoc]](https://godoc.org/github.com/msempere/golarm) * [filter](https://github.com/gookit/filter) **star:42** provide filtering, sanitizing, and conversion of Go data. [![godoc][GoDoc]](https://godoc.org/github.com/gookit/filter) * [intrinsic](https://github.com/mengzhuo/intrinsic) **star:42** Use x86 SIMD without writing any assembly code. [![It hasn't been updated in the last year][Yellow]](https://github.com/mengzhuo/intrinsic) [![godoc][GoDoc]](https://godoc.org/github.com/mengzhuo/intrinsic) [![Archived][Archived]](https://github.com/mengzhuo/intrinsic) * [dbt](https://github.com/nikogura/dbt) **star:40** A framework for running self-updating signed binaries from a central, trusted repository. [![godoc][GoDoc]](https://godoc.org/github.com/nikogura/dbt) * [gpath](https://github.com/tenntenn/gpath) **star:40** Library to simplify access struct fields with Go's expression in reflection. [![It hasn't been updated in the last year][Yellow]](https://github.com/tenntenn/gpath) [![godoc][GoDoc]](https://godoc.org/github.com/tenntenn/gpath) * [beyond](https://github.com/wesovilabs/beyond) **star:39** The Go tool that will drive you to the AOP world! [![It hasn't been updated in the last year][Yellow]](https://github.com/wesovilabs/beyond) [![godoc][GoDoc]](https://godoc.org/github.com/wesovilabs/beyond) * [retry-go](https://github.com/rafaeljesus/retry-go) **star:39** Retrying made simple and easy for golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/rafaeljesus/retry-go) [![godoc][GoDoc]](https://godoc.org/github.com/rafaeljesus/retry-go) * [slice](https://github.com/psampaz/slice) **star:38** Type-safe functions for common Go slice operations. [![godoc][GoDoc]](https://godoc.org/github.com/psampaz/slice) * [go-httpheader](https://github.com/mozillazg/go-httpheader) **star:34** Go library for encoding structs into Header fields. [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/go-httpheader) * [go-lock](https://github.com/viney-shih/go-lock) **star:33** go-lock is a lock library implementing read-write mutex and read-write trylock without starvation. [![godoc][GoDoc]](https://godoc.org/github.com/viney-shih/go-lock) * [myhttp](https://github.com/inancgumus/myhttp) **star:33** Simple API to make HTTP GET requests with timeout support. [![It hasn't been updated in the last year][Yellow]](https://github.com/inancgumus/myhttp) [![godoc][GoDoc]](https://godoc.org/github.com/inancgumus/myhttp) [![Archived][Archived]](https://github.com/inancgumus/myhttp) * [rclient](https://github.com/zpatrick/rclient) **star:32** Readable, flexible, simple-to-use client for REST APIs. [![It hasn't been updated in the last year][Yellow]](https://github.com/zpatrick/rclient) [![godoc][GoDoc]](https://godoc.org/github.com/zpatrick/rclient) * [equalizer](https://github.com/reugn/equalizer) **star:31** Quota manager and rate limiter collection for Go. [![godoc][GoDoc]](https://godoc.org/github.com/reugn/equalizer) * [evaluator](https://github.com/nullne/evaluator) **star:30** Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend. [![godoc][GoDoc]](https://godoc.org/github.com/nullne/evaluator) * [gostrutils](https://github.com/ik5/gostrutils) **star:30** Collections of string manipulation and conversion functions. [![godoc][GoDoc]](https://godoc.org/github.com/ik5/gostrutils) * [changie](https://github.com/miniscruff/changie) **star:28** Automated changelog tool for preparing releases with lots of customization options. [![There was an update last week][Green]](https://github.com/miniscruff/changie) [![godoc][GoDoc]](https://godoc.org/github.com/miniscruff/changie) * [tome](https://github.com/cyruzin/tome) **star:27** Tome was designed to paginate simple RESTful APIs. [![godoc][GoDoc]](https://godoc.org/github.com/cyruzin/tome) * [ugo](https://github.com/alxrm/ugo) **star:24** ugo is slice toolbox with concise syntax for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/alxrm/ugo) [![godoc][GoDoc]](https://godoc.org/github.com/alxrm/ugo) * [generate](https://github.com/go-playground/generate) **star:23** runs go generate recursively on a specified path or environment variable and can filter by regex. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/generate) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/generate) * [limiters](https://github.com/mennanov/limiters) **star:23** Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks. [![godoc][GoDoc]](https://godoc.org/github.com/mennanov/limiters) * [slicer](https://github.com/leaanthony/slicer) **star:23** Makes working with slices easier. [![godoc][GoDoc]](https://godoc.org/github.com/leaanthony/slicer) * [goplaceholder](https://github.com/michiwend/goplaceholder) **star:22** a small golang lib to generate placeholder images. [![It hasn't been updated in the last year][Yellow]](https://github.com/michiwend/goplaceholder) [![godoc][GoDoc]](https://godoc.org/github.com/michiwend/goplaceholder) * [rerate](https://github.com/abo/rerate) **star:18** Redis-based rate counter and rate limiter for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/abo/rerate) [![godoc][GoDoc]](https://godoc.org/github.com/abo/rerate) * [ghokin](https://github.com/antham/ghokin) **star:17** Parallelized formatter with no external dependencies for gherkin (cucumber, behat...). [![There was an update last week][Green]](https://github.com/antham/ghokin) [![godoc][GoDoc]](https://godoc.org/github.com/antham/ghokin) * [ctxutil](https://github.com/posener/ctxutil) **star:16** A collection of utility functions for contexts. [![godoc][GoDoc]](https://godoc.org/github.com/posener/ctxutil) * [dlog](https://github.com/kirillDanshin/dlog) **star:16** Compile-time controlled logger to make your release smaller without removing debug calls. [![It hasn't been updated in the last year][Yellow]](https://github.com/kirillDanshin/dlog) [![godoc][GoDoc]](https://godoc.org/github.com/kirillDanshin/dlog) * [filler](https://github.com/yaronsumel/filler) **star:16** small utility to fill structs using "fill" tag. [![It hasn't been updated in the last year][Yellow]](https://github.com/yaronsumel/filler) [![godoc][GoDoc]](https://godoc.org/github.com/yaronsumel/filler) * [shutdown](https://github.com/ztrue/shutdown) **star:16** App shutdown hooks for `os.Signal` handling. [![It hasn't been updated in the last year][Yellow]](https://github.com/ztrue/shutdown) [![godoc][GoDoc]](https://godoc.org/github.com/ztrue/shutdown) * [structs](https://github.com/PumpkinSeed/structs) **star:16** Implement simple functions to manipulate structs. [![It hasn't been updated in the last year][Yellow]](https://github.com/PumpkinSeed/structs) [![godoc][GoDoc]](https://godoc.org/github.com/PumpkinSeed/structs) * [mimesniffer](https://github.com/aofei/mimesniffer) **star:15** A MIME type sniffer for Go. [![godoc][GoDoc]](https://godoc.org/github.com/aofei/mimesniffer) * [okrun](https://github.com/xta/okrun) **star:15** go run error steamroller. [![It hasn't been updated in the last year][Yellow]](https://github.com/xta/okrun) [![godoc][GoDoc]](https://godoc.org/github.com/xta/okrun) * [rest-go](https://github.com/edermanoel94/rest-go) **star:14** A package that provide many helpful methods for working with rest api. [![godoc][GoDoc]](https://godoc.org/github.com/edermanoel94/rest-go) * [command](https://github.com/txgruppi/command) **star:13** Command pattern for Go with thread safe serial and parallel dispatcher. [![It hasn't been updated in the last year][Yellow]](https://github.com/txgruppi/command) [![godoc][GoDoc]](https://godoc.org/github.com/txgruppi/command) * [jsend](https://github.com/clevergo/jsend) **star:13** JSend's implementation writen in Go. [![godoc][GoDoc]](https://godoc.org/github.com/clevergo/jsend) * [backscanner](https://github.com/icza/backscanner) **star:12** A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward. [![It hasn't been updated in the last year][Yellow]](https://github.com/icza/backscanner) [![godoc][GoDoc]](https://godoc.org/github.com/icza/backscanner) * [go-convert](https://github.com/Eun/go-convert) **star:11** Package go-convert enbles you to convert a value into another type. [![godoc][GoDoc]](https://godoc.org/github.com/Eun/go-convert) * [retry](https://github.com/shafreeck/retry) **star:11** A pretty simple library to ensure your work to be done. [![It hasn't been updated in the last year][Yellow]](https://github.com/shafreeck/retry) [![godoc][GoDoc]](https://godoc.org/github.com/shafreeck/retry) * [go-countries](https://github.com/mikekonan/go-countries) **star:9** Lightweight lookup over ISO-3166 codes. [![godoc][GoDoc]](https://godoc.org/github.com/mikekonan/go-countries) * [go-clip](https://github.com/prashantgupta24/go-clip) **star:7** A minimalistic clipboard manager for Mac. [![There was an update last week][Green]](https://github.com/prashantgupta24/go-clip) [![godoc][GoDoc]](https://godoc.org/github.com/prashantgupta24/go-clip) * [go-problemdetails](https://github.com/mvmaasakkers/go-problemdetails) **star:7** Go package for working with Problem Details. [![godoc][GoDoc]](https://godoc.org/github.com/mvmaasakkers/go-problemdetails) * [retry](https://github.com/percolate/retry) **star:7** A simple but highly configurable retry package for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/percolate/retry) * [statiks](https://github.com/janiltonmaciel/statiks) **star:7** Fast, zero-configuration, static HTTP filer server. [![godoc][GoDoc]](https://godoc.org/github.com/janiltonmaciel/statiks) * [blank](https://github.com/Henry-Sarabia/blank) **star:6** Verify or remove blanks and whitespace from strings. [![It hasn't been updated in the last year][Yellow]](https://github.com/Henry-Sarabia/blank) [![godoc][GoDoc]](https://godoc.org/github.com/Henry-Sarabia/blank) * [ptr](https://github.com/gotidy/ptr) **star:6** Package that provide functions for simplified creation of pointers from constants of basic types. [![godoc][GoDoc]](https://godoc.org/github.com/gotidy/ptr) * [sliceconv](https://github.com/Henry-Sarabia/sliceconv) **star:6** Slice conversion between primitive types. [![It hasn't been updated in the last year][Yellow]](https://github.com/Henry-Sarabia/sliceconv) [![godoc][GoDoc]](https://godoc.org/github.com/Henry-Sarabia/sliceconv) * [nfdump](https://github.com/chrispassas/nfdump) **star:4** Read nfdump netflow files. [![godoc][GoDoc]](https://godoc.org/github.com/chrispassas/nfdump) * [silk](https://github.com/chrispassas/silk) **star:4** Read silk netflow files. [![godoc][GoDoc]](https://godoc.org/github.com/chrispassas/silk) * [copy](https://github.com/gotidy/copy) **star:3** Package for fast copying structs of different types. [![godoc][GoDoc]](https://godoc.org/github.com/gotidy/copy) * [go-safe](https://github.com/kenkyu392/go-safe) **star:3** Panic-safe sandbox. [![godoc][GoDoc]](https://godoc.org/github.com/kenkyu392/go-safe) * [goctx](https://github.com/zerosnake0/goctx) **star:2** Get your context value with high performance. [![godoc][GoDoc]](https://godoc.org/github.com/zerosnake0/goctx) * [lets-go](https://github.com/aplescia-chwy/lets-go) **star:2** Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities. [![godoc][GoDoc]](https://godoc.org/github.com/aplescia-chwy/lets-go) * [olaf](https://github.com/btnguyen2k/olaf) **star:2** Twitter Snowflake implemented in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/btnguyen2k/olaf) [![godoc][GoDoc]](https://godoc.org/github.com/btnguyen2k/olaf) * [tik](https://github.com/andy2046/tik) **star:2** Simple and easy timing wheel package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/andy2046/tik) * [bleep](https://github.com/sinhashubham95/bleep) **star:1** Perform any number of actions on any set of OS signals in Go. [![godoc][GoDoc]](https://godoc.org/github.com/sinhashubham95/bleep) ## UUID *Libraries for working with UUIDs.* * [uuid](https://github.com/google/uuid) **star:2436** Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services. [![star > 2000][Awesome]](https://github.com/google/uuid) [![There was an update last week][Green]](https://github.com/google/uuid) [![godoc][GoDoc]](https://godoc.org/github.com/google/uuid) * [ulid](https://github.com/oklog/ulid) **star:2141** Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier). [![star > 2000][Awesome]](https://github.com/oklog/ulid) [![godoc][GoDoc]](https://godoc.org/github.com/oklog/ulid) * [uniq](https://gitlab.com/skilstak/code/go/uniq) No hassle safe, fast unique identifiers with commands. * [uuid](https://github.com/gofrs/uuid) **star:883** Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid. [![godoc][GoDoc]](https://godoc.org/github.com/gofrs/uuid) * [wuid](https://github.com/edwingeng/wuid) **star:388** An extremely fast unique number generator, 10-135 times faster than UUID. [![godoc][GoDoc]](https://godoc.org/github.com/edwingeng/wuid) * [sno](https://github.com/muyo/sno) **star:43** Compact, sortable and fast unique IDs with embedded metadata. [![godoc][GoDoc]](https://godoc.org/github.com/muyo/sno) * [goid](https://github.com/jakehl/goid) **star:29** Generate and Parse RFC4122 compliant V4 UUIDs. [![It hasn't been updated in the last year][Yellow]](https://github.com/jakehl/goid) [![godoc][GoDoc]](https://godoc.org/github.com/jakehl/goid) * [nanoid](https://github.com/aidarkhanov/nanoid) **star:29** A tiny and efficient Go unique string ID generator. [![godoc][GoDoc]](https://godoc.org/github.com/aidarkhanov/nanoid) * [uuid](https://github.com/agext/uuid) **star:12** Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier. [![godoc][GoDoc]](https://godoc.org/github.com/agext/uuid) * [gouid](https://github.com/twharmon/gouid) **star:5** Generate cryptographically secure random string IDs with just one allocation. [![godoc][GoDoc]](https://godoc.org/github.com/twharmon/gouid) ## Validation *Libraries for validation.* * [validator](https://github.com/go-playground/validator) **star:7041** Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving. [![star > 2000][Awesome]](https://github.com/go-playground/validator) [![There was an update last week][Green]](https://github.com/go-playground/validator) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/validator) * [govalidator](https://github.com/asaskevich/govalidator) **star:4620** Validators and sanitizers for strings, numerics, slices and structs. [![star > 2000][Awesome]](https://github.com/asaskevich/govalidator) [![There was an update last week][Green]](https://github.com/asaskevich/govalidator) [![godoc][GoDoc]](https://godoc.org/github.com/asaskevich/govalidator) * [ozzo-validation](https://github.com/go-ozzo/ozzo-validation) **star:1890** Supports validation of various data types (structs, strings, maps, slices, etc.) with configurable and extensible validation rules specified in usual code constructs instead of struct tags. [![godoc][GoDoc]](https://godoc.org/github.com/go-ozzo/ozzo-validation) * [govalidator](https://github.com/thedevsaddam/govalidator) **star:961** Validate Golang request data with simple rules. Highly inspired by Laravel's request validation. [![godoc][GoDoc]](https://godoc.org/github.com/thedevsaddam/govalidator) * [validate](https://github.com/gookit/validate) **star:365** Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features. [![There was an update last week][Green]](https://github.com/gookit/validate) [![godoc][GoDoc]](https://godoc.org/github.com/gookit/validate) [![Contains Chinese documents][CN]](https://github.com/gookit/validate) * [checkdigit](https://github.com/osamingo/checkdigit) **star:74** Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.). [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/checkdigit) * [validate](https://github.com/gobuffalo/validate) **star:58** This package provides a framework for writing validations for Go applications. [![godoc][GoDoc]](https://godoc.org/github.com/gobuffalo/validate) * [jio](https://github.com/faceair/jio) **star:55** jio is a json schema validator similar to [joi](https://github.com/hapijs/joi). [![godoc][GoDoc]](https://godoc.org/github.com/faceair/jio) [![Contains Chinese documents][CN]](https://github.com/faceair/jio) * [gody](https://github.com/guiferpa/gody) **star:48** :balloon: A lightweight struct validator for Go. [![godoc][GoDoc]](https://godoc.org/github.com/guiferpa/gody) * [terraform-validator](https://github.com/thazelart/terraform-validator) **star:41** A norms and conventions validator for Terraform. [![godoc][GoDoc]](https://godoc.org/github.com/thazelart/terraform-validator) * [govalid](https://github.com/twharmon/govalid) **star:23** Fast, tag-based validation for structs. [![godoc][GoDoc]](https://godoc.org/github.com/twharmon/govalid) ## Version Control *Libraries for version control.* * [go-git](https://github.com/go-git/go-git) **star:1984** highly extensible Git implementation in pure Go. [![There was an update last week][Green]](https://github.com/go-git/go-git) [![godoc][GoDoc]](https://godoc.org/github.com/go-git/go-git) * [git2go](https://github.com/libgit2/git2go) **star:1583** Go bindings for libgit2. [![There was an update last week][Green]](https://github.com/libgit2/git2go) [![godoc][GoDoc]](https://godoc.org/github.com/libgit2/git2go) * [hercules](https://github.com/src-d/hercules) **star:1251** gaining advanced insights from Git repository history. [![godoc][GoDoc]](https://godoc.org/github.com/src-d/hercules) * [gh](https://github.com/rjeczalik/gh) **star:75** Scriptable server and net/http middleware for GitHub Webhooks. [![It hasn't been updated in the last year][Yellow]](https://github.com/rjeczalik/gh) [![godoc][GoDoc]](https://godoc.org/github.com/rjeczalik/gh) * [go-vcs](https://github.com/sourcegraph/go-vcs) **star:75** manipulate and inspect VCS repositories in Go. [![godoc][GoDoc]](https://godoc.org/github.com/sourcegraph/go-vcs) * [hgo](https://github.com/beyang/hgo) **star:13** Hgo is a collection of Go packages providing read-access to local Mercurial repositories. [![It hasn't been updated in the last year][Yellow]](https://github.com/beyang/hgo) [![godoc][GoDoc]](https://godoc.org/github.com/beyang/hgo) ## Video *Libraries for manipulating video.* * [goav](https://github.com/giorgisio/goav) **star:1512** Comprehensive Go bindings for FFmpeg. [![godoc][GoDoc]](https://godoc.org/github.com/giorgisio/goav) * [m3u8](https://github.com/grafov/m3u8) **star:789** Parser and generator library of M3U8 playlists for Apple HLS. [![There was an update last week][Green]](https://github.com/grafov/m3u8) [![godoc][GoDoc]](https://godoc.org/github.com/grafov/m3u8) * [gmf](https://github.com/3d0c/gmf) **star:656** Go bindings for FFmpeg av\* libraries. [![godoc][GoDoc]](https://godoc.org/github.com/3d0c/gmf) * [go-astits](https://github.com/asticode/go-astits) **star:338** Parse and demux MPEG Transport Streams (.ts) natively in GO. [![godoc][GoDoc]](https://godoc.org/github.com/asticode/go-astits) * [go-astisub](https://github.com/asticode/go-astisub) **star:300** Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.). [![godoc][GoDoc]](https://godoc.org/github.com/asticode/go-astisub) * [libvlc-go](https://github.com/adrg/libvlc-go) **star:182** Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player). [![There was an update last week][Green]](https://github.com/adrg/libvlc-go) [![godoc][GoDoc]](https://godoc.org/github.com/adrg/libvlc-go) * [gst](https://github.com/ziutek/gst) **star:159** Go bindings for GStreamer. [![godoc][GoDoc]](https://godoc.org/github.com/ziutek/gst) * [go-m3u8](https://github.com/quangngotan95/go-m3u8) **star:69** Parser and generator library for Apple m3u8 playlists. [![godoc][GoDoc]](https://godoc.org/github.com/quangngotan95/go-m3u8) * [v4l](https://github.com/korandiz/v4l) **star:49** Video capture library for Linux, written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/korandiz/v4l) * [libgosubs](https://github.com/wargarblgarbl/libgosubs) **star:13** Subtitle format support for go. Supports .srt, .ttml, and .ass. [![godoc][GoDoc]](https://godoc.org/github.com/wargarblgarbl/libgosubs) * [go-mpd](https://github.com/unki2aut/go-mpd) **star:5** Parser and generator library for MPEG-DASH manifest files. [![godoc][GoDoc]](https://godoc.org/github.com/unki2aut/go-mpd) ## Web Frameworks *Full stack web frameworks.* * [Gin](https://github.com/gin-gonic/gin) **star:45595** Gin is a web framework written in Go! It features a martini-like API with much better performance, up to 40 times faster. If you need performance and good productivity. [![star > 2000][Awesome]](https://github.com/gin-gonic/gin) [![There was an update last week][Green]](https://github.com/gin-gonic/gin) [![godoc][GoDoc]](https://godoc.org/github.com/gin-gonic/gin) * [Echo](https://github.com/labstack/echo) **star:19158** High performance, minimalist Go web framework. [![star > 2000][Awesome]](https://github.com/labstack/echo) [![There was an update last week][Green]](https://github.com/labstack/echo) [![godoc][GoDoc]](https://godoc.org/github.com/labstack/echo) * [Revel](https://github.com/revel/revel) **star:12138** High-productivity web framework for the Go language. [![star > 2000][Awesome]](https://github.com/revel/revel) [![There was an update last week][Green]](https://github.com/revel/revel) [![godoc][GoDoc]](https://godoc.org/github.com/revel/revel) * [Fiber](https://github.com/gofiber/fiber) **star:11603** An Express.js inspired web framework build on Fasthttp. [![star > 2000][Awesome]](https://github.com/gofiber/fiber) [![There was an update last week][Green]](https://github.com/gofiber/fiber) [![godoc][GoDoc]](https://godoc.org/github.com/gofiber/fiber) * [Goa](https://github.com/goadesign/goa) **star:4132** Goa provides a holistic approach for developing remote APIs and microservices in Go. [![star > 2000][Awesome]](https://github.com/goadesign/goa) [![There was an update last week][Green]](https://github.com/goadesign/goa) [![godoc][GoDoc]](https://godoc.org/github.com/goadesign/goa) * [go-json-rest](https://github.com/ant0ine/go-json-rest) **star:3457** Quick and easy way to setup a RESTful JSON API. [![star > 2000][Awesome]](https://github.com/ant0ine/go-json-rest) [![godoc][GoDoc]](https://godoc.org/github.com/ant0ine/go-json-rest) * [Gizmo](https://github.com/NYTimes/gizmo) **star:3345** Microservice toolkit used by the New York Times. [![star > 2000][Awesome]](https://github.com/NYTimes/gizmo) [![There was an update last week][Green]](https://github.com/NYTimes/gizmo) [![godoc][GoDoc]](https://godoc.org/github.com/NYTimes/gizmo) * [Macaron](https://github.com/go-macaron/macaron) **star:3120** Macaron is a high productive and modular design web framework in Go. [![star > 2000][Awesome]](https://github.com/go-macaron/macaron) [![godoc][GoDoc]](https://godoc.org/github.com/go-macaron/macaron) * [utron](https://github.com/gernest/utron) **star:2181** Lightweight MVC framework for Go(Golang). [![star > 2000][Awesome]](https://github.com/gernest/utron) [![It hasn't been updated in the last year][Yellow]](https://github.com/gernest/utron) [![godoc][GoDoc]](https://godoc.org/github.com/gernest/utron) * [tigertonic](https://github.com/rcrowley/go-tigertonic) **star:1001** Go framework for building JSON web services inspired by Dropwizard. [![It hasn't been updated in the last year][Yellow]](https://github.com/rcrowley/go-tigertonic) [![godoc][GoDoc]](https://godoc.org/github.com/rcrowley/go-tigertonic) * [tango](https://github.com/lunny/tango) **star:837** Micro & pluggable web framework for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/lunny/tango) [![godoc][GoDoc]](https://godoc.org/github.com/lunny/tango) [![Contains Chinese documents][CN]](https://github.com/lunny/tango) [![Archived][Archived]](https://github.com/lunny/tango) * [Goyave](https://github.com/System-Glitch/goyave) **star:794** Feature-complete web framework aimed at clean code and fast development, with powerful built-in functionalities. [![There was an update last week][Green]](https://github.com/System-Glitch/goyave) [![godoc][GoDoc]](https://godoc.org/github.com/System-Glitch/goyave) * [gongular](https://github.com/mustafaakin/gongular) **star:438** Fast Go web framework with input mapping/validation and (DI) Dependency Injection. [![godoc][GoDoc]](https://godoc.org/github.com/mustafaakin/gongular) * [Gearbox](https://github.com/abahmed/gearbox) **star:427** A web framework written in Go with a focus on high performance and memory optimization. [![There was an update last week][Green]](https://github.com/abahmed/gearbox) [![godoc][GoDoc]](https://godoc.org/github.com/abahmed/gearbox) * [neo](https://github.com/ivpusic/neo) **star:409** Neo is minimal and fast Go Web Framework with extremely simple API. [![It hasn't been updated in the last year][Yellow]](https://github.com/ivpusic/neo) [![godoc][GoDoc]](https://godoc.org/github.com/ivpusic/neo) * [Air](https://github.com/aofei/air) **star:399** An ideally refined web framework for Go. [![godoc][GoDoc]](https://godoc.org/github.com/aofei/air) * [mango](https://github.com/paulbellamy/mango) **star:354** Mango is a modular web-application framework for Go, inspired by Rack, and PEP333. [![It hasn't been updated in the last year][Yellow]](https://github.com/paulbellamy/mango) [![godoc][GoDoc]](https://godoc.org/github.com/paulbellamy/mango) * [Aero](https://github.com/aerogo/aero) **star:347** High-performance web framework for Go, reaches top scores in Lighthouse. [![godoc][GoDoc]](https://godoc.org/github.com/aerogo/aero) * [Gondola](https://github.com/rainycape/gondola) **star:311** The web framework for writing faster sites, faster. [![It hasn't been updated in the last year][Yellow]](https://github.com/rainycape/gondola) [![godoc][GoDoc]](https://godoc.org/github.com/rainycape/gondola) * [Golf](https://github.com/dinever/golf) **star:246** Golf is a fast, simple and lightweight micro-web framework for Go. It comes with powerful features and has no dependencies other than the Go Standard Library. [![It hasn't been updated in the last year][Yellow]](https://github.com/dinever/golf) [![godoc][GoDoc]](https://godoc.org/github.com/dinever/golf) * [Flamingo](https://github.com/i-love-flamingo/flamingo) **star:192** Framework for pluggable web projects. Including a concept for modules and offering features for DI, Configareas, i18n, template engines, graphql, observability, security, events, routing & reverse routing etc. [![godoc][GoDoc]](https://godoc.org/github.com/i-love-flamingo/flamingo) * [WebGo](https://github.com/bnkamalesh/webgo) **star:157** A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc). [![godoc][GoDoc]](https://godoc.org/github.com/bnkamalesh/webgo) * [Ginrpc](https://github.com/xxjwxc/ginrpc) **star:155** Gin parameter automatic binding tool,gin rpc tools. [![godoc][GoDoc]](https://godoc.org/github.com/xxjwxc/ginrpc) [![Contains Chinese documents][CN]](https://github.com/xxjwxc/ginrpc) * [hiboot](https://github.com/hidevopsio/hiboot) **star:149** hiboot is a high performance web application framework with auto configuration and dependency injection support. [![godoc][GoDoc]](https://godoc.org/github.com/hidevopsio/hiboot) [![Contains Chinese documents][CN]](https://github.com/hidevopsio/hiboot) * [Flamingo Commerce](https://github.com/i-love-flamingo/flamingo-commerce) **star:147** Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications. [![There was an update last week][Green]](https://github.com/i-love-flamingo/flamingo-commerce) [![godoc][GoDoc]](https://godoc.org/github.com/i-love-flamingo/flamingo-commerce) * [go-rest](https://github.com/ungerik/go-rest) **star:126** Small and evil REST framework for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ungerik/go-rest) [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/go-rest) * [uAdmin](https://github.com/uadmin/uadmin) **star:122** Fully featured web framework for Golang, inspired by Django. [![godoc][GoDoc]](https://godoc.org/github.com/uadmin/uadmin) * [appy](https://github.com/appist/appy) **star:79** An opinionated productive web framework that helps scaling business easier. [![There was an update last week][Green]](https://github.com/appist/appy) [![godoc][GoDoc]](https://godoc.org/github.com/appist/appy) * [vox](https://github.com/aisk/vox) **star:74** A golang web framework for humans, inspired by Koa heavily. [![godoc][GoDoc]](https://godoc.org/github.com/aisk/vox) * [Golax](https://github.com/fulldump/golax) **star:73** A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more. [![It hasn't been updated in the last year][Yellow]](https://github.com/fulldump/golax) [![godoc][GoDoc]](https://godoc.org/github.com/fulldump/golax) * [Microservice](https://github.com/claygod/microservice) **star:73** The framework for the creation of microservices, written in Golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/claygod/microservice) [![godoc][GoDoc]](https://godoc.org/github.com/claygod/microservice) * [Beego](https://github.com/astaxie/beego) **star:70** beego is an open-source, high-performance web framework for the Go programming language. [![Contains Chinese documents][CN]](https://github.com/astaxie/beego) * [Buffalo](http://gobuffalo.io) Bringing the productivity of Rails to Go! * [patron](https://github.com/beatlabs/patron) **star:69** Patron is a microservice framework following best cloud practices with a focus on productivity. [![There was an update last week][Green]](https://github.com/beatlabs/patron) [![godoc][GoDoc]](https://godoc.org/github.com/beatlabs/patron) * [YARF](https://github.com/yarf-framework/yarf) **star:61** Fast micro-framework designed to build REST APIs and web services in a fast and simple way. [![It hasn't been updated in the last year][Yellow]](https://github.com/yarf-framework/yarf) [![godoc][GoDoc]](https://godoc.org/github.com/yarf-framework/yarf) * [rux](https://github.com/gookit/rux) **star:59** Simple and fast web framework for build golang HTTP applications. [![There was an update last week][Green]](https://github.com/gookit/rux) [![godoc][GoDoc]](https://godoc.org/github.com/gookit/rux) [![Contains Chinese documents][CN]](https://github.com/gookit/rux) * [Fireball](https://github.com/zpatrick/fireball) **star:56** More "natural" feeling web framework. [![It hasn't been updated in the last year][Yellow]](https://github.com/zpatrick/fireball) [![godoc][GoDoc]](https://godoc.org/github.com/zpatrick/fireball) * [aah](https://aahframework.org) Scalable, performant, rapid development Web framework for Go. * [goa](https://github.com/goa-go/goa) **star:44** goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware. [![It hasn't been updated in the last year][Yellow]](https://github.com/goa-go/goa) [![godoc][GoDoc]](https://godoc.org/github.com/goa-go/goa) * [Resoursea](https://github.com/resoursea/api) **star:31** REST framework for quickly writing resource based services. [![It hasn't been updated in the last year][Yellow]](https://github.com/resoursea/api) [![godoc][GoDoc]](https://godoc.org/github.com/resoursea/api) * [REST Layer](http://rest-layer.io) Framework to build REST/GraphQL API on top of databases with mostly configuration over code. * [rex](https://github.com/goanywhere/rex) **star:31** Rex is a library for modular development built upon gorilla/mux, fully compatible with `net/http`. [![It hasn't been updated in the last year][Yellow]](https://github.com/goanywhere/rex) [![godoc][GoDoc]](https://godoc.org/github.com/goanywhere/rex) * [goweb](https://github.com/twharmon/goweb) **star:20** Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS. [![godoc][GoDoc]](https://godoc.org/github.com/twharmon/goweb) * [Banjo](https://github.com/nsheremet/banjo) **star:17** Very simple and fast web framework for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/nsheremet/banjo) [![godoc][GoDoc]](https://godoc.org/github.com/nsheremet/banjo) ### Middlewares #### Actual middlewares * [Tollbooth](https://github.com/didip/tollbooth) **star:1854** Rate limit HTTP request handler. [![godoc][GoDoc]](https://godoc.org/github.com/didip/tollbooth) * [CORS](https://github.com/rs/cors) **star:1739** Easily add CORS capabilities to your API. [![godoc][GoDoc]](https://godoc.org/github.com/rs/cors) * [Limiter](https://github.com/ulule/limiter) **star:1216** Dead simple rate limit middleware for Go. [![There was an update last week][Green]](https://github.com/ulule/limiter) [![godoc][GoDoc]](https://godoc.org/github.com/ulule/limiter) * [go-server-timing](https://github.com/mitchellh/go-server-timing) **star:801** Add/parse Server-Timing header. [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/go-server-timing) * [go-fault](https://github.com/github/go-fault) **star:387** Fault injection middleware for Go. [![godoc][GoDoc]](https://godoc.org/github.com/github/go-fault) * [ln-paywall](https://github.com/philippgille/ln-paywall) **star:110** Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin). [![It hasn't been updated in the last year][Yellow]](https://github.com/philippgille/ln-paywall) [![godoc][GoDoc]](https://godoc.org/github.com/philippgille/ln-paywall) * [XFF](https://github.com/sebest/xff) **star:77** Handle `X-Forwarded-For` header and friends. [![godoc][GoDoc]](https://godoc.org/github.com/sebest/xff) * [formjson](https://github.com/rs/formjson) **star:36** Transparently handle JSON input as a standard form POST. [![It hasn't been updated in the last year][Yellow]](https://github.com/rs/formjson) [![godoc][GoDoc]](https://godoc.org/github.com/rs/formjson) * [client-timing](https://github.com/posener/client-timing) **star:18** An HTTP client for Server-Timing header. [![godoc][GoDoc]](https://godoc.org/github.com/posener/client-timing) #### Libraries for creating HTTP middlewares * [negroni](https://github.com/urfave/negroni) **star:6894** Idiomatic HTTP middleware for Golang. [![star > 2000][Awesome]](https://github.com/urfave/negroni) [![godoc][GoDoc]](https://godoc.org/github.com/urfave/negroni) [![Contains Chinese documents][CN]](https://github.com/urfave/negroni) * [alice](https://github.com/justinas/alice) **star:2206** Painless middleware chaining for Go. [![star > 2000][Awesome]](https://github.com/justinas/alice) [![godoc][GoDoc]](https://godoc.org/github.com/justinas/alice) * [render](https://github.com/unrolled/render) **star:1406** Go package for easily rendering JSON, XML, and HTML template responses. [![godoc][GoDoc]](https://godoc.org/github.com/unrolled/render) * [stats](https://github.com/thoas/stats) **star:574** Go middleware that stores various information about your web application. [![It hasn't been updated in the last year][Yellow]](https://github.com/thoas/stats) [![godoc][GoDoc]](https://godoc.org/github.com/thoas/stats) * [interpose](https://github.com/carbocation/interpose) **star:291** Minimalist net/http middleware for golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/carbocation/interpose) [![godoc][GoDoc]](https://godoc.org/github.com/carbocation/interpose) * [renderer](https://github.com/thedevsaddam/renderer) **star:219** Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/thedevsaddam/renderer) * [muxchain](https://github.com/stephens2424/muxchain) **star:209** Lightweight middleware for net/http. [![It hasn't been updated in the last year][Yellow]](https://github.com/stephens2424/muxchain) [![godoc][GoDoc]](https://godoc.org/github.com/stephens2424/muxchain) * [rye](https://github.com/InVisionApp/rye) **star:95** Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context. [![It hasn't been updated in the last year][Yellow]](https://github.com/InVisionApp/rye) [![godoc][GoDoc]](https://godoc.org/github.com/InVisionApp/rye) * [gores](https://github.com/alioygur/gores) **star:94** Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs. [![godoc][GoDoc]](https://godoc.org/github.com/alioygur/gores) * [mediary](https://github.com/HereMobilityDevelopers/mediary) **star:71** add interceptors to `http.Client` to allow dumping/shaping/tracing/... of requests/responses. [![godoc][GoDoc]](https://godoc.org/github.com/HereMobilityDevelopers/mediary) * [chain](https://github.com/codemodus/chain) **star:64** Handler wrapper chaining with scoped data (net/context-based "middleware"). [![It hasn't been updated in the last year][Yellow]](https://github.com/codemodus/chain) [![godoc][GoDoc]](https://godoc.org/github.com/codemodus/chain) * [go-wrap](https://github.com/go-on/wrap) **star:59** Small middlewares package for net/http. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-on/wrap) [![godoc][GoDoc]](https://godoc.org/github.com/go-on/wrap) [![Archived][Archived]](https://github.com/go-on/wrap) * [catena](https://github.com/codemodus/catena) **star:7** http.Handler wrapper catenation (same API as "chain"). [![It hasn't been updated in the last year][Yellow]](https://github.com/codemodus/catena) [![godoc][GoDoc]](https://godoc.org/github.com/codemodus/catena) ### Routers * [mux](https://github.com/gorilla/mux) **star:13700** Powerful URL router and dispatcher for golang. [![star > 2000][Awesome]](https://github.com/gorilla/mux) [![godoc][GoDoc]](https://godoc.org/github.com/gorilla/mux) * [httprouter](https://github.com/julienschmidt/httprouter) **star:12343** High performance router. Use this and the standard http handlers to form a very high performance web framework. [![star > 2000][Awesome]](https://github.com/julienschmidt/httprouter) [![godoc][GoDoc]](https://godoc.org/github.com/julienschmidt/httprouter) * [chi](https://github.com/go-chi/chi) **star:8854** Small, fast and expressive HTTP router built on net/context. [![star > 2000][Awesome]](https://github.com/go-chi/chi) [![There was an update last week][Green]](https://github.com/go-chi/chi) [![godoc][GoDoc]](https://godoc.org/github.com/go-chi/chi) * [gocraft/web](https://github.com/gocraft/web) **star:1439** Mux and middleware package in Go. [![godoc][GoDoc]](https://godoc.org/github.com/gocraft/web) * [Bone](https://github.com/go-zoo/bone) **star:1266** Lightning Fast HTTP Multiplexer. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-zoo/bone) [![godoc][GoDoc]](https://godoc.org/github.com/go-zoo/bone) * [fasthttprouter](https://github.com/buaazp/fasthttprouter) **star:871** High performance router forked from `httprouter`. The first router fit for `fasthttp`. [![It hasn't been updated in the last year][Yellow]](https://github.com/buaazp/fasthttprouter) [![godoc][GoDoc]](https://godoc.org/github.com/buaazp/fasthttprouter) * [Goji](https://github.com/goji/goji) **star:844** Goji is a minimalistic and flexible HTTP request multiplexer with support for `net/context`. [![It hasn't been updated in the last year][Yellow]](https://github.com/goji/goji) [![godoc][GoDoc]](https://godoc.org/github.com/goji/goji) * [xujiajun/gorouter](https://github.com/xujiajun/gorouter) **star:493** A simple and fast HTTP router for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/xujiajun/gorouter) [![godoc][GoDoc]](https://godoc.org/github.com/xujiajun/gorouter) * [httptreemux](https://github.com/dimfeld/httptreemux) **star:476** High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter. [![godoc][GoDoc]](https://godoc.org/github.com/dimfeld/httptreemux) * [ozzo-routing](https://github.com/go-ozzo/ozzo-routing) **star:395** An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs. [![godoc][GoDoc]](https://godoc.org/github.com/go-ozzo/ozzo-routing) * [lars](https://github.com/go-playground/lars) **star:382** Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/lars) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/lars) * [Siesta](https://github.com/VividCortex/siesta) **star:350** Composable framework to write middleware and handlers. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/siesta) * [vestigo](https://github.com/husobee/vestigo) **star:265** Performant, stand-alone, HTTP compliant URL Router for go web applications. [![godoc][GoDoc]](https://godoc.org/github.com/husobee/vestigo) * [gowww/router](https://github.com/gowww/router) **star:157** Lightning fast HTTP router fully compatible with the net/http.Handler interface. [![godoc][GoDoc]](https://godoc.org/github.com/gowww/router) * [alien](https://github.com/gernest/alien) **star:115** Lightweight and fast http router from outer space. [![It hasn't been updated in the last year][Yellow]](https://github.com/gernest/alien) [![godoc][GoDoc]](https://godoc.org/github.com/gernest/alien) * [pure](https://github.com/go-playground/pure) **star:111** Is a lightweight HTTP router that sticks to the std "net/http" implementation. [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/pure) * [Bxog](https://github.com/claygod/Bxog) **star:101** Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters. [![godoc][GoDoc]](https://godoc.org/github.com/claygod/Bxog) * [violetear](https://github.com/nbari/violetear) **star:100** Go HTTP router. [![It hasn't been updated in the last year][Yellow]](https://github.com/nbari/violetear) [![godoc][GoDoc]](https://godoc.org/github.com/nbari/violetear) * [GoRouter](https://github.com/vardius/gorouter) **star:91** GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting `net/context`. [![godoc][GoDoc]](https://godoc.org/github.com/vardius/gorouter) * [xmux](https://github.com/rs/xmux) **star:88** High performance muxer based on `httprouter` with `net/context` support. [![It hasn't been updated in the last year][Yellow]](https://github.com/rs/xmux) [![godoc][GoDoc]](https://godoc.org/github.com/rs/xmux) * [bellt](https://github.com/GuilhermeCaruso/bellt) **star:48** A simple Go HTTP router. [![godoc][GoDoc]](https://godoc.org/github.com/GuilhermeCaruso/bellt) * [FastRouter](https://github.com/razonyang/fastrouter) **star:19** a fast, flexible HTTP router written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/razonyang/fastrouter) [![godoc][GoDoc]](https://godoc.org/github.com/razonyang/fastrouter) * [goroute](https://github.com/goroute/route) **star:7** Simple yet powerful HTTP request multiplexer. [![It hasn't been updated in the last year][Yellow]](https://github.com/goroute/route) [![godoc][GoDoc]](https://godoc.org/github.com/goroute/route) ## WebAssembly * [tinygo](https://github.com/tinygo-org/tinygo) **star:7497** Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM. [![star > 2000][Awesome]](https://github.com/tinygo-org/tinygo) [![There was an update last week][Green]](https://github.com/tinygo-org/tinygo) [![godoc][GoDoc]](https://godoc.org/github.com/tinygo-org/tinygo) * [dom](https://github.com/dennwc/dom) **star:420** DOM library. [![It hasn't been updated in the last year][Yellow]](https://github.com/dennwc/dom) [![godoc][GoDoc]](https://godoc.org/github.com/dennwc/dom) * [go-canvas](https://github.com/markfarnan/go-canvas) **star:113** Library to use HTML5 Canvas, with all drawing within go code. [![godoc][GoDoc]](https://godoc.org/github.com/markfarnan/go-canvas) * [webapi](https://github.com/gowebapi/webapi) **star:76** Bindings for DOM and HTML generated from WebIDL. [![godoc][GoDoc]](https://godoc.org/github.com/gowebapi/webapi) * [wasmbrowsertest](https://github.com/agnivade/wasmbrowsertest) **star:71** Run Go WASM tests in your browser. [![godoc][GoDoc]](https://godoc.org/github.com/agnivade/wasmbrowsertest) * [vert](https://github.com/norunners/vert) **star:45** Interop between Go and JS values. [![godoc][GoDoc]](https://godoc.org/github.com/norunners/vert) ## Windows * [go-ole](https://github.com/go-ole/go-ole) **star:712** Win32 OLE implementation for golang. [![godoc][GoDoc]](https://godoc.org/github.com/go-ole/go-ole) * [d3d9](https://github.com/gonutz/d3d9) **star:115** Go bindings for Direct3D9. [![godoc][GoDoc]](https://godoc.org/github.com/gonutz/d3d9) * [gosddl](https://github.com/MonaxGT/gosddl) **star:4** Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL. [![It hasn't been updated in the last year][Yellow]](https://github.com/MonaxGT/gosddl) [![godoc][GoDoc]](https://godoc.org/github.com/MonaxGT/gosddl) ## XML *Libraries and tools for manipulating XML.* * [zek](https://github.com/miku/zek) **star:446** Generate a Go struct from XML. [![godoc][GoDoc]](https://godoc.org/github.com/miku/zek) * [xpath](https://github.com/antchfx/xpath) **star:369** XPath package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/antchfx/xpath) * [xquery](https://github.com/antchfx/xquery) **star:155** XQuery lets you extract data from HTML/XML documents using XPath expression. [![It hasn't been updated in the last year][Yellow]](https://github.com/antchfx/xquery) [![godoc][GoDoc]](https://godoc.org/github.com/antchfx/xquery) [![Archived][Archived]](https://github.com/antchfx/xquery) * [xml2map](https://github.com/sbabiv/xml2map) **star:29** XML to MAP converter written Golang. [![godoc][GoDoc]](https://godoc.org/github.com/sbabiv/xml2map) * [xmlwriter](https://github.com/shabbyrobe/xmlwriter) **star:18** Procedural XML generation API based on libxml2's xmlwriter module. [![It hasn't been updated in the last year][Yellow]](https://github.com/shabbyrobe/xmlwriter) [![godoc][GoDoc]](https://godoc.org/github.com/shabbyrobe/xmlwriter) * [XML-Comp](https://github.com/xml-comp/xml-comp) **star:16** Simple command line XML comparer that generates diffs of folders, files and tags. [![It hasn't been updated in the last year][Yellow]](https://github.com/xml-comp/xml-comp) [![godoc][GoDoc]](https://godoc.org/github.com/xml-comp/xml-comp) # Tools *Go software and plugins.* ## Code Analysis * [GoLint](https://github.com/golang/lint) **star:3813** Golint is a linter for Go source code. [![star > 2000][Awesome]](https://github.com/golang/lint) [![There was an update last week][Green]](https://github.com/golang/lint) [![godoc][GoDoc]](https://godoc.org/github.com/golang/lint) * [Golint online](http://go-lint.appspot.com/) Lints online Go source files on GitHub, Bitbucket and Google Project Hosting using the golint package. * [errcheck](https://github.com/kisielk/errcheck) **star:1643** Errcheck is a program for checking for unchecked errors in Go programs. [![godoc][GoDoc]](https://godoc.org/github.com/kisielk/errcheck) * [gcvis](https://github.com/davecheney/gcvis) **star:1003** Visualise Go program GC trace data in real time. [![It hasn't been updated in the last year][Yellow]](https://github.com/davecheney/gcvis) [![godoc][GoDoc]](https://godoc.org/github.com/davecheney/gcvis) * [go-critic](https://github.com/go-critic/go-critic) **star:848** source code linter that brings checks that are currently not implemented in other linters. [![godoc][GoDoc]](https://godoc.org/github.com/go-critic/go-critic) * [php-parser](https://github.com/z7zmey/php-parser) **star:782** A Parser for PHP written in Go. [![There was an update last week][Green]](https://github.com/z7zmey/php-parser) [![godoc][GoDoc]](https://godoc.org/github.com/z7zmey/php-parser) * [staticcheck](https://github.com/dominikh/go-tools/tree/master/cmd/staticcheck) staticcheck is `go vet` on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#. * [goast-viewer](https://github.com/yuroyoro/goast-viewer) **star:491** Web based Golang AST visualizer. [![It hasn't been updated in the last year][Yellow]](https://github.com/yuroyoro/goast-viewer) * [GoCover.io](http://gocover.io/) GoCover.io offers the code coverage of any golang package as a service. * [goimports](https://godoc.org/golang.org/x/tools/cmd/goimports) Tool to fix (add, remove) your Go imports automatically. * [go-mod-outdated](https://github.com/psampaz/go-mod-outdated) **star:463** An easy way to find outdated dependencies of your Go projects. [![godoc][GoDoc]](https://godoc.org/github.com/psampaz/go-mod-outdated) * [go-cleanarch](https://github.com/roblaszczak/go-cleanarch) **star:411** go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects. [![godoc][GoDoc]](https://godoc.org/github.com/roblaszczak/go-cleanarch) * [GoPlantUML](https://github.com/jfeliu007/goplantuml) **star:329** Library and CLI that generates text plantump class diagram containing information about structures and interfaces with the relationship among them. [![There was an update last week][Green]](https://github.com/jfeliu007/goplantuml) [![godoc][GoDoc]](https://godoc.org/github.com/jfeliu007/goplantuml) * [goreturns](https://sourcegraph.com/github.com/sqs/goreturns) Adds zero-value return statements to match the func return types. * [gosimple](https://github.com/dominikh/go-tools/tree/master/cmd/gosimple) gosimple is a linter for Go source code that specialises on simplifying code. * [unconvert](https://github.com/mdempsky/unconvert) **star:306** Remove unnecessary type conversions from Go source. [![godoc][GoDoc]](https://godoc.org/github.com/mdempsky/unconvert) * [unused](https://github.com/dominikh/go-tools/tree/master/cmd/unused) unused checks Go code for unused constants, variables, functions and types. * [gostatus](https://github.com/shurcooL/gostatus) **star:244** Command line tool, shows the status of repositories that contain Go packages. [![It hasn't been updated in the last year][Yellow]](https://github.com/shurcooL/gostatus) [![godoc][GoDoc]](https://godoc.org/github.com/shurcooL/gostatus) * [tickgit](https://github.com/augmentable-dev/tickgit) **star:243** CLI and go package for surfacing code comment TODOs (in any language) and applying a `git blame`to identify the author. [![godoc][GoDoc]](https://godoc.org/github.com/augmentable-dev/tickgit) * [dupl](https://github.com/mibk/dupl) **star:224** Tool for code clone detection. [![godoc][GoDoc]](https://godoc.org/github.com/mibk/dupl) * [apicompat](https://github.com/bradleyfalzon/apicompat) **star:171** Checks recent changes to a Go project for backwards incompatible changes. [![It hasn't been updated in the last year][Yellow]](https://github.com/bradleyfalzon/apicompat) [![godoc][GoDoc]](https://godoc.org/github.com/bradleyfalzon/apicompat) * [go-checkstyle](https://github.com/qiniu/checkstyle) **star:111** checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments. [![godoc][GoDoc]](https://godoc.org/github.com/qiniu/checkstyle) * [golines](https://github.com/segmentio/golines) **star:97** Formatter that automatically shortens long lines in Go code. [![godoc][GoDoc]](https://godoc.org/github.com/segmentio/golines) * [lint](https://github.com/surullabs/lint) **star:66** Run linters as part of go test. [![It hasn't been updated in the last year][Yellow]](https://github.com/surullabs/lint) [![godoc][GoDoc]](https://godoc.org/github.com/surullabs/lint) * [validate](https://github.com/mccoyst/validate) **star:60** Automatically validates struct fields with tags. [![It hasn't been updated in the last year][Yellow]](https://github.com/mccoyst/validate) [![godoc][GoDoc]](https://godoc.org/github.com/mccoyst/validate) * [go-outdated](https://github.com/firstrow/go-outdated) **star:45** Console application that displays outdated packages. [![It hasn't been updated in the last year][Yellow]](https://github.com/firstrow/go-outdated) [![godoc][GoDoc]](https://godoc.org/github.com/firstrow/go-outdated) [![Archived][Archived]](https://github.com/firstrow/go-outdated) * [tarp](https://github.com/verygoodsoftwarenotvirus/tarp) **star:14** tarp finds functions and methods without direct unit tests in Go source code. [![It hasn't been updated in the last year][Yellow]](https://github.com/verygoodsoftwarenotvirus/tarp) [![godoc][GoDoc]](https://godoc.org/github.com/verygoodsoftwarenotvirus/tarp) [![Archived][Archived]](https://github.com/verygoodsoftwarenotvirus/tarp) ## Editor Plugins * [vim-go](https://github.com/fatih/vim-go) **star:13097** Go development plugin for Vim. [![star > 2000][Awesome]](https://github.com/fatih/vim-go) [![There was an update last week][Green]](https://github.com/fatih/vim-go) * [gocode](https://github.com/nsf/gocode) **star:4910** Autocompletion daemon for the Go programming language. [![star > 2000][Awesome]](https://github.com/nsf/gocode) [![godoc][GoDoc]](https://godoc.org/github.com/nsf/gocode) * [GoSublime](https://github.com/DisposaBoy/GoSublime) **star:3394** Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features. [![star > 2000][Awesome]](https://github.com/DisposaBoy/GoSublime) [![godoc][GoDoc]](https://godoc.org/github.com/DisposaBoy/GoSublime) * [go-plus](https://github.com/joefitzgerald/go-plus) **star:1513** Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting. [![There was an update last week][Green]](https://github.com/joefitzgerald/go-plus) * [vscode-go](https://github.com/golang/vscode-go) **star:1454** Extension for Visual Studio Code (VS Code) which provides support for the Go language. [![There was an update last week][Green]](https://github.com/golang/vscode-go) * [go-mode](https://github.com/dominikh/go-mode.el) **star:1140** Go mode for GNU/Emacs. * [Watch](https://github.com/eaburns/Watch) **star:179** Runs a command in an acme win on file changes. [![It hasn't been updated in the last year][Yellow]](https://github.com/eaburns/Watch) [![godoc][GoDoc]](https://godoc.org/github.com/eaburns/Watch) * [vim-compiler-go](https://github.com/rjohnsondev/vim-compiler-go) **star:88** Vim plugin to highlight syntax errors on save. [![It hasn't been updated in the last year][Yellow]](https://github.com/rjohnsondev/vim-compiler-go) * [Go plugin for JetBrains IDEs](https://plugins.jetbrains.com/plugin/9568-go) Go plugin for JetBrains IDEs. * [go-language-server](https://github.com/theia-ide/go-language-server) **star:33** A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol. [![It hasn't been updated in the last year][Yellow]](https://github.com/theia-ide/go-language-server) * [goimports-reviser](https://github.com/incu6us/goimports-reviser) **star:26** Formatting tool for imports. [![There was an update last week][Green]](https://github.com/incu6us/goimports-reviser) [![godoc][GoDoc]](https://godoc.org/github.com/incu6us/goimports-reviser) * [goprofiling](https://marketplace.visualstudio.com/items?itemName=MaxMedia.go-prof) This extension adds benchmark profiling support for the Go language to VS Code. * [gounit-vim](https://github.com/hexdigest/gounit-vim) **star:19** Vim plugin for generating Go tests based on the function's or method's signature. [![It hasn't been updated in the last year][Yellow]](https://github.com/hexdigest/gounit-vim) * [theia-go-extension](https://github.com/theia-ide/theia-go-extension) **star:15** Go language support for the Theia IDE. [![It hasn't been updated in the last year][Yellow]](https://github.com/theia-ide/theia-go-extension) ## Go Generate Tools * [gotests](https://github.com/cweill/gotests) **star:3046** Generate Go tests from your source code. [![star > 2000][Awesome]](https://github.com/cweill/gotests) [![godoc][GoDoc]](https://godoc.org/github.com/cweill/gotests) * [genny](https://github.com/cheekybits/genny) **star:1392** Elegant generics for Go. [![godoc][GoDoc]](https://godoc.org/github.com/cheekybits/genny) * [re2dfa](https://github.com/opennota/re2dfa) **star:181** Transform regular expressions into finite state machines and output Go source code. [![It hasn't been updated in the last year][Yellow]](https://github.com/opennota/re2dfa) [![godoc][GoDoc]](https://godoc.org/github.com/opennota/re2dfa) * [TOML-to-Go](https://xuri.me/toml-to-go) Translates TOML into a Go type in the browser instantly. * [hasgo](https://github.com/DylanMeeus/hasgo) **star:81** Generate Haskell inspired functions for your slices. [![godoc][GoDoc]](https://godoc.org/github.com/DylanMeeus/hasgo) * [xgen](https://github.com/xuri/xgen) **star:68** XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator. [![godoc][GoDoc]](https://godoc.org/github.com/xuri/xgen) * [gocontracts](https://github.com/Parquery/gocontracts) **star:65** brings design-by-contract to Go by synchronizing the code with the documentation. [![It hasn't been updated in the last year][Yellow]](https://github.com/Parquery/gocontracts) [![godoc][GoDoc]](https://godoc.org/github.com/Parquery/gocontracts) * [gonerics](http://github.com/bouk/gonerics) Idiomatic Generics in Go. * [gounit](https://github.com/hexdigest/gounit) **star:45** Generate Go tests using your own templates. [![It hasn't been updated in the last year][Yellow]](https://github.com/hexdigest/gounit) [![godoc][GoDoc]](https://godoc.org/github.com/hexdigest/gounit) * [generic](https://github.com/usk81/generic) **star:36** flexible data type for Go. [![godoc][GoDoc]](https://godoc.org/github.com/usk81/generic) ## Go Tools * [go-swagger](https://github.com/go-swagger/go-swagger) **star:6089** Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API. [![star > 2000][Awesome]](https://github.com/go-swagger/go-swagger) [![There was an update last week][Green]](https://github.com/go-swagger/go-swagger) [![godoc][GoDoc]](https://godoc.org/github.com/go-swagger/go-swagger) * [OctoLinker](https://github.com/OctoLinker/browser-extension) **star:4627** Navigate through go files efficiently with the OctoLinker browser extension for GitHub. [![star > 2000][Awesome]](https://github.com/OctoLinker/browser-extension) [![There was an update last week][Green]](https://github.com/OctoLinker/browser-extension) * [go-callvis](https://github.com/TrueFurby/go-callvis) **star:3035** Visualize call graph of your Go program using dot format. [![star > 2000][Awesome]](https://github.com/TrueFurby/go-callvis) [![godoc][GoDoc]](https://godoc.org/github.com/TrueFurby/go-callvis) * [depth](https://github.com/KyleBanks/depth) **star:580** Visualize dependency trees of any package by analyzing imports. [![It hasn't been updated in the last year][Yellow]](https://github.com/KyleBanks/depth) [![godoc][GoDoc]](https://godoc.org/github.com/KyleBanks/depth) * [richgo](https://github.com/kyoh86/richgo) **star:535** Enrich `go test` outputs with text decorations. [![godoc][GoDoc]](https://godoc.org/github.com/kyoh86/richgo) * [rts](https://github.com/galeone/rts) **star:206** RTS: response to struct. Generates Go structs from server responses. [![godoc][GoDoc]](https://godoc.org/github.com/galeone/rts) * [godbg](https://github.com/tylerwince/godbg) **star:172** Implementation of Rusts `dbg!` macro for quick and easy debugging during development. [![It hasn't been updated in the last year][Yellow]](https://github.com/tylerwince/godbg) [![godoc][GoDoc]](https://godoc.org/github.com/tylerwince/godbg) * [gomodrun](https://github.com/dustinblackman/gomodrun/) Go tool that executes and caches binaries included in go.mod files. * [typex](https://github.com/dtgorski/typex) **star:128** Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration. [![godoc][GoDoc]](https://godoc.org/github.com/dtgorski/typex) * [colorgo](https://github.com/songgao/colorgo) **star:108** Wrapper around `go` command for colorized `go build` output. [![godoc][GoDoc]](https://godoc.org/github.com/songgao/colorgo) * [gothanks](https://github.com/psampaz/gothanks) **star:97** GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers. [![godoc][GoDoc]](https://godoc.org/github.com/psampaz/gothanks) * [igo](https://github.com/rocketlaunchr/igo) **star:40** An igo to go transpiler (new language features for Go language!) [![godoc][GoDoc]](https://godoc.org/github.com/rocketlaunchr/igo) * [go-james](https://github.com/pieterclaerhout/go-james) **star:38** Go project skeleton creator, builds and tests your projects without the manual setup. [![godoc][GoDoc]](https://godoc.org/github.com/pieterclaerhout/go-james) * [go-pkg-complete](https://github.com/skelterjohn/go-pkg-complete) **star:37** Bash completion for go and wgo. [![It hasn't been updated in the last year][Yellow]](https://github.com/skelterjohn/go-pkg-complete) * [generator-go-lang](https://github.com/axelspringer/generator-go-lang) **star:22** A [Yeoman](http://yeoman.io) generator to get new Go projects started. [![Archived][Archived]](https://github.com/axelspringer/generator-go-lang) ## Software Packages *Software written in Go.* ### DevOps Tools * [kubernetes](https://github.com/kubernetes/kubernetes) **star:74260** Container Cluster Manager from Google. [![star > 2000][Awesome]](https://github.com/kubernetes/kubernetes) [![There was an update last week][Green]](https://github.com/kubernetes/kubernetes) [![godoc][GoDoc]](https://godoc.org/github.com/kubernetes/kubernetes) * [Moby](https://github.com/moby/moby) **star:59584** Collaborative project for the container ecosystem to assemble container-based systems. [![star > 2000][Awesome]](https://github.com/moby/moby) [![There was an update last week][Green]](https://github.com/moby/moby) [![godoc][GoDoc]](https://godoc.org/github.com/moby/moby) * [traefik](https://github.com/containous/traefik) **star:32581** Reverse proxy and load balancer with support for multiple backends. [![star > 2000][Awesome]](https://github.com/containous/traefik) [![There was an update last week][Green]](https://github.com/containous/traefik) [![godoc][GoDoc]](https://godoc.org/github.com/containous/traefik) * [Gitea](https://github.com/go-gitea/gitea) **star:23489** Fork of Gogs, entirely community driven. [![star > 2000][Awesome]](https://github.com/go-gitea/gitea) [![There was an update last week][Green]](https://github.com/go-gitea/gitea) [![godoc][GoDoc]](https://godoc.org/github.com/go-gitea/gitea) [![Contains Chinese documents][CN]](https://github.com/go-gitea/gitea) * [gitea-github-migrator](https://git.jonasfranz.software/JonasFranzDEV/gitea-github-migrator) Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance. * [Vegeta](https://github.com/tsenart/vegeta) **star:16512** HTTP load testing tool and library. It's over 9000! [![star > 2000][Awesome]](https://github.com/tsenart/vegeta) [![godoc][GoDoc]](https://godoc.org/github.com/tsenart/vegeta) * [Packer](https://github.com/mitchellh/packer) **star:12559** Packer is a tool for creating identical machine images for multiple platforms from a single source configuration. [![star > 2000][Awesome]](https://github.com/mitchellh/packer) [![There was an update last week][Green]](https://github.com/mitchellh/packer) [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/packer) * [Hey](https://github.com/rakyll/hey) **star:10264** Hey is a tiny program that sends some load to a web application. [![star > 2000][Awesome]](https://github.com/rakyll/hey) [![godoc][GoDoc]](https://godoc.org/github.com/rakyll/hey) * [webhook](https://github.com/adnanh/webhook) **star:6199** Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server. [![star > 2000][Awesome]](https://github.com/adnanh/webhook) [![godoc][GoDoc]](https://godoc.org/github.com/adnanh/webhook) * [Wide](https://wide.b3log.org/login) Web-based IDE for Teams using Golang. * [GVM](https://github.com/moovweb/gvm) **star:5968** GVM provides an interface to manage Go versions. [![star > 2000][Awesome]](https://github.com/moovweb/gvm) [![There was an update last week][Green]](https://github.com/moovweb/gvm) * [gaia](https://github.com/gaia-pipeline/gaia) **star:4322** Build powerful pipelines in any programming language. [![star > 2000][Awesome]](https://github.com/gaia-pipeline/gaia) [![godoc][GoDoc]](https://godoc.org/github.com/gaia-pipeline/gaia) * [gox](https://github.com/mitchellh/gox) **star:3969** Dead simple, no frills Go cross compile tool. [![star > 2000][Awesome]](https://github.com/mitchellh/gox) [![It hasn't been updated in the last year][Yellow]](https://github.com/mitchellh/gox) [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/gox) * [bosun](https://github.com/bosun-monitor/bosun) **star:3100** Time Series Alerting Framework. [![star > 2000][Awesome]](https://github.com/bosun-monitor/bosun) [![godoc][GoDoc]](https://godoc.org/github.com/bosun-monitor/bosun) * [bombardier](https://github.com/codesenberg/bombardier) **star:2490** Fast cross-platform HTTP benchmarking tool. [![star > 2000][Awesome]](https://github.com/codesenberg/bombardier) [![godoc][GoDoc]](https://godoc.org/github.com/codesenberg/bombardier) * [Pomerium](https://github.com/pomerium/pomerium) **star:2327** Pomerium is an identity-aware access proxy. [![star > 2000][Awesome]](https://github.com/pomerium/pomerium) [![There was an update last week][Green]](https://github.com/pomerium/pomerium) [![godoc][GoDoc]](https://godoc.org/github.com/pomerium/pomerium) * [fac](https://github.com/mkchoi212/fac) **star:1696** Command-line user interface to fix git merge conflicts. [![It hasn't been updated in the last year][Yellow]](https://github.com/mkchoi212/fac) [![godoc][GoDoc]](https://godoc.org/github.com/mkchoi212/fac) * [script](https://github.com/bitfield/script) **star:1695** Making it easy to write shell-like scripts in Go for DevOps and system administration tasks. [![There was an update last week][Green]](https://github.com/bitfield/script) [![godoc][GoDoc]](https://godoc.org/github.com/bitfield/script) * [goxc](https://github.com/laher/goxc) **star:1662** build tool for Go, with a focus on cross-compiling and packaging. [![It hasn't been updated in the last year][Yellow]](https://github.com/laher/goxc) [![godoc][GoDoc]](https://godoc.org/github.com/laher/goxc) * [kala](https://github.com/ajvb/kala) **star:1616** Simplistic, modern, and performant job scheduler. [![godoc][GoDoc]](https://godoc.org/github.com/ajvb/kala) * [StatusOK](https://github.com/sanathp/statusok) **star:1452** Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected. [![godoc][GoDoc]](https://godoc.org/github.com/sanathp/statusok) * [s3gof3r](https://github.com/rlmcpherson/s3gof3r) **star:1083** Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3. [![godoc][GoDoc]](https://godoc.org/github.com/rlmcpherson/s3gof3r) * [go-selfupdate](https://github.com/sanbornm/go-selfupdate) **star:804** Enable your Go applications to self update. [![There was an update last week][Green]](https://github.com/sanbornm/go-selfupdate) [![godoc][GoDoc]](https://godoc.org/github.com/sanbornm/go-selfupdate) * [skm](https://github.com/TimothyYe/skm) **star:670** SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily! [![godoc][GoDoc]](https://godoc.org/github.com/TimothyYe/skm) * [Scaleway-cli](https://github.com/scaleway/scaleway-cli) **star:648** Manage BareMetal Servers from Command Line (as easily as with Docker). [![There was an update last week][Green]](https://github.com/scaleway/scaleway-cli) [![godoc][GoDoc]](https://godoc.org/github.com/scaleway/scaleway-cli) * [s5cmd](https://github.com/peak/s5cmd) **star:539** Blazing fast S3 and local filesystem execution tool. [![There was an update last week][Green]](https://github.com/peak/s5cmd) [![godoc][GoDoc]](https://godoc.org/github.com/peak/s5cmd) * [aurora](https://github.com/xuri/aurora) **star:502** Cross-platform web-based Beanstalkd queue server console. * [cassowary](https://github.com/rogerwelin/cassowary) **star:475** Modern cross-platform HTTP load-testing tool written in Go. [![There was an update last week][Green]](https://github.com/rogerwelin/cassowary) [![godoc][GoDoc]](https://godoc.org/github.com/rogerwelin/cassowary) [![Contains Chinese documents][CN]](https://github.com/rogerwelin/cassowary) * [govvv](https://github.com/ahmetalpbalkan/govvv) **star:469** “go build” wrapper to easily add version information into Go binaries. [![It hasn't been updated in the last year][Yellow]](https://github.com/ahmetalpbalkan/govvv) [![godoc][GoDoc]](https://godoc.org/github.com/ahmetalpbalkan/govvv) * [uTask](https://github.com/ovh/utask) **star:359** Automation engine that models and executes business processes declared in yaml. [![There was an update last week][Green]](https://github.com/ovh/utask) [![godoc][GoDoc]](https://godoc.org/github.com/ovh/utask) * [gonative](https://github.com/inconshreveable/gonative) **star:325** Tool which creates a build of Go that can cross compile to all platforms while still using the Cgo-enabled versions of the stdlib packages. [![It hasn't been updated in the last year][Yellow]](https://github.com/inconshreveable/gonative) [![godoc][GoDoc]](https://godoc.org/github.com/inconshreveable/gonative) * [trubka](https://github.com/xitonix/trubka) **star:296** A CLI tool to manage and troubleshoot Apache Kafka clusters with the ability of generically publishing/consuming protocol buffer and plain text events to/from Kafka. [![godoc][GoDoc]](https://godoc.org/github.com/xitonix/trubka) * [Mora](https://github.com/emicklei/mora) **star:282** REST server for accessing MongoDB documents and meta data. [![It hasn't been updated in the last year][Yellow]](https://github.com/emicklei/mora) [![godoc][GoDoc]](https://godoc.org/github.com/emicklei/mora) * [lstags](https://github.com/ivanilves/lstags) **star:275** Tool and API to sync Docker images across different registries. [![godoc][GoDoc]](https://godoc.org/github.com/ivanilves/lstags) * [Pewpew](https://github.com/bengadbois/pewpew) **star:265** Flexible HTTP command line stress tester. [![godoc][GoDoc]](https://godoc.org/github.com/bengadbois/pewpew) * [jcli](https://github.com/jenkins-zh/jenkins-cli) **star:240** Jenkins CLI allows you manage your Jenkins as an easy way. [![There was an update last week][Green]](https://github.com/jenkins-zh/jenkins-cli) [![godoc][GoDoc]](https://godoc.org/github.com/jenkins-zh/jenkins-cli) [![Contains Chinese documents][CN]](https://github.com/jenkins-zh/jenkins-cli) * [dogo](https://github.com/liudng/dogo) **star:233** Monitoring changes in the source file and automatically compile and run (restart). [![It hasn't been updated in the last year][Yellow]](https://github.com/liudng/dogo) [![godoc][GoDoc]](https://godoc.org/github.com/liudng/dogo) [![Contains Chinese documents][CN]](https://github.com/liudng/dogo) * [godbg](https://github.com/sirnewton01/godbg) **star:225** Web-based gdb front-end application. [![It hasn't been updated in the last year][Yellow]](https://github.com/sirnewton01/godbg) * [Gogs](https://gogs.io/) A Self Hosted Git Service in the Go Programming Language. * [manssh](https://github.com/xwjdsh/manssh) **star:224** manssh is a command line tool for managing your ssh alias config easily. [![It hasn't been updated in the last year][Yellow]](https://github.com/xwjdsh/manssh) [![godoc][GoDoc]](https://godoc.org/github.com/xwjdsh/manssh) * [Blast](https://github.com/dave/blast) **star:194** A simple tool for API load testing and batch jobs. [![It hasn't been updated in the last year][Yellow]](https://github.com/dave/blast) [![godoc][GoDoc]](https://godoc.org/github.com/dave/blast) * [gobrew](https://github.com/cryptojuice/gobrew) **star:178** gobrew lets you easily switch between multiple versions of go. * [easyssh-proxy](https://github.com/appleboy/easyssh-proxy) **star:175** Golang package for easy remote execution through SSH and SCP downloading via `ProxyCommand`. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/easyssh-proxy) * [ostent](https://github.com/ostrost/ostent) **star:170** collects and displays system metrics and optionally relays to Graphite and/or InfluxDB. [![It hasn't been updated in the last year][Yellow]](https://github.com/ostrost/ostent) [![godoc][GoDoc]](https://godoc.org/github.com/ostrost/ostent) * [abbreviate](https://github.com/dnnrly/abbreviate) **star:160** abbreviate is a tool turning long strings in to shorter ones with configurable seperaters, for example to embed branch names in to deployment stack IDs. [![godoc][GoDoc]](https://godoc.org/github.com/dnnrly/abbreviate) * [grapes](https://github.com/yaronsumel/grapes) **star:152** Lightweight tool designed to distribute commands over ssh with ease. [![godoc][GoDoc]](https://godoc.org/github.com/yaronsumel/grapes) * [kcli](https://github.com/cswank/kcli) **star:144** Command line tool for inspecting kafka topics/partitions/messages. [![It hasn't been updated in the last year][Yellow]](https://github.com/cswank/kcli) [![godoc][GoDoc]](https://godoc.org/github.com/cswank/kcli) * [terraform-provider-openapi](https://github.com/dikhan/terraform-provider-openapi) **star:132** Terraform provider plugin that dynamically configures itself at runtime based on an OpenAPI document (formerly known as swagger file) containing the definitions of the APIs exposed. [![godoc][GoDoc]](https://godoc.org/github.com/dikhan/terraform-provider-openapi) * [winrm-cli](https://github.com/masterzen/winrm-cli) **star:111** Cli tool to remotely execute commands on Windows machines. [![godoc][GoDoc]](https://godoc.org/github.com/masterzen/winrm-cli) * [Dockerfile-Generator](https://github.com/ozankasikci/dockerfile-generator) **star:92** A go library and an executable that produces valid Dockerfiles using various input channels. [![It hasn't been updated in the last year][Yellow]](https://github.com/ozankasikci/dockerfile-generator) [![godoc][GoDoc]](https://godoc.org/github.com/ozankasikci/dockerfile-generator) * [drone-scp](https://github.com/appleboy/drone-scp) **star:79** Copy files and artifacts via SSH using a binary, docker or Drone CI. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/drone-scp) * [go-furnace](https://github.com/go-furnace/go-furnace) **star:79** Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-furnace/go-furnace) [![godoc][GoDoc]](https://godoc.org/github.com/go-furnace/go-furnace) * [Dropship](https://github.com/chrismckenzie/dropship) **star:54** Tool for deploying code via cdn. [![It hasn't been updated in the last year][Yellow]](https://github.com/chrismckenzie/dropship) [![godoc][GoDoc]](https://godoc.org/github.com/chrismckenzie/dropship) * [s3-proxy](https://github.com/oxyno-zeta/s3-proxy) **star:33** S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth). [![godoc][GoDoc]](https://godoc.org/github.com/oxyno-zeta/s3-proxy) * [Rodent](https://github.com/alouche/rodent) **star:31** Rodent helps you manage Go versions, projects and track dependencies. [![It hasn't been updated in the last year][Yellow]](https://github.com/alouche/rodent) * [drone-jenkins](https://github.com/appleboy/drone-jenkins) **star:30** Trigger downstream Jenkins jobs using a binary, docker or Drone CI. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/drone-jenkins) * [awsenv](https://github.com/soniah/awsenv) **star:26** Small binary that loads Amazon (AWS) environment variables for a profile. [![It hasn't been updated in the last year][Yellow]](https://github.com/soniah/awsenv) [![godoc][GoDoc]](https://godoc.org/github.com/soniah/awsenv) * [lwc](https://github.com/timdp/lwc) **star:24** A live-updating version of the UNIX wc command. [![godoc][GoDoc]](https://godoc.org/github.com/timdp/lwc) * [DepCharge](https://github.com/centerorbit/depcharge) **star:14** Helps orchestrating the execution of commands across the many dependencies in larger projects. [![It hasn't been updated in the last year][Yellow]](https://github.com/centerorbit/depcharge) [![godoc][GoDoc]](https://godoc.org/github.com/centerorbit/depcharge) * [httpref](https://github.com/dnnrly/httpref) **star:13** httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports. [![godoc][GoDoc]](https://godoc.org/github.com/dnnrly/httpref) * [sg](https://github.com/ChristopherRabotin/sg) **star:6** Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response. [![It hasn't been updated in the last year][Yellow]](https://github.com/ChristopherRabotin/sg) [![godoc][GoDoc]](https://godoc.org/github.com/ChristopherRabotin/sg) * [aptly](https://github.com/smira/aptly) **star:3** aptly is a Debian repository management tool. [![It hasn't been updated in the last year][Yellow]](https://github.com/smira/aptly) [![godoc][GoDoc]](https://godoc.org/github.com/smira/aptly) ### Other Software * [Gor](https://github.com/buger/gor) **star:13868** Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time. [![star > 2000][Awesome]](https://github.com/buger/gor) [![There was an update last week][Green]](https://github.com/buger/gor) [![godoc][GoDoc]](https://godoc.org/github.com/buger/gor) * [restic](https://github.com/restic/restic) **star:11873** De-duplicating backup program. [![star > 2000][Awesome]](https://github.com/restic/restic) [![There was an update last week][Green]](https://github.com/restic/restic) [![godoc][GoDoc]](https://godoc.org/github.com/restic/restic) * [croc](https://github.com/schollz/croc) **star:11641** Easily and securely send files or folders from one computer to another. [![star > 2000][Awesome]](https://github.com/schollz/croc) [![There was an update last week][Green]](https://github.com/schollz/croc) [![godoc][GoDoc]](https://godoc.org/github.com/schollz/croc) * [Docker](http://www.docker.com/) Open platform for distributed applications for developers and sysadmins. * [Seaweed File System](https://github.com/chrislusf/seaweedfs) **star:11429** Fast, Simple and Scalable Distributed File System with O(1) disk seek. [![star > 2000][Awesome]](https://github.com/chrislusf/seaweedfs) [![There was an update last week][Green]](https://github.com/chrislusf/seaweedfs) [![godoc][GoDoc]](https://godoc.org/github.com/chrislusf/seaweedfs) * [confd](https://github.com/kelseyhightower/confd) **star:7322** Manage local application configuration files using templates and data from etcd or consul. [![star > 2000][Awesome]](https://github.com/kelseyhightower/confd) [![godoc][GoDoc]](https://godoc.org/github.com/kelseyhightower/confd) * [Comcast](https://github.com/tylertreat/Comcast) **star:6839** Simulate bad network connections. [![star > 2000][Awesome]](https://github.com/tylertreat/Comcast) [![godoc][GoDoc]](https://godoc.org/github.com/tylertreat/Comcast) * [LiteIDE](https://github.com/visualfc/liteide) **star:6325** LiteIDE is a simple, open source, cross-platform Go IDE. [![star > 2000][Awesome]](https://github.com/visualfc/liteide) [![There was an update last week][Green]](https://github.com/visualfc/liteide) [![Contains Chinese documents][CN]](https://github.com/visualfc/liteide) * [drive](https://github.com/odeke-em/drive) **star:5849** Google Drive client for the commandline. [![star > 2000][Awesome]](https://github.com/odeke-em/drive) [![There was an update last week][Green]](https://github.com/odeke-em/drive) [![godoc][GoDoc]](https://godoc.org/github.com/odeke-em/drive) * [toxiproxy](https://github.com/shopify/toxiproxy) **star:5150** Proxy to simulate network and system conditions for automated tests. [![star > 2000][Awesome]](https://github.com/shopify/toxiproxy) [![godoc][GoDoc]](https://godoc.org/github.com/shopify/toxiproxy) * [tsuru](https://tsuru.io/) Extensible and open source Platform as a Service software. * [nes](https://github.com/fogleman/nes) **star:4679** Nintendo Entertainment System (NES) emulator written in Go. [![star > 2000][Awesome]](https://github.com/fogleman/nes) [![godoc][GoDoc]](https://godoc.org/github.com/fogleman/nes) * [Duplicacy](https://github.com/gilbertchen/duplicacy) **star:3584** A cross-platform network and cloud backup tool based on the idea of lock-free deduplication. [![star > 2000][Awesome]](https://github.com/gilbertchen/duplicacy) [![godoc][GoDoc]](https://godoc.org/github.com/gilbertchen/duplicacy) * [myLG](https://github.com/mehrdadrad/mylg) **star:2412** Command Line Network Diagnostic tool written in Go. [![star > 2000][Awesome]](https://github.com/mehrdadrad/mylg) [![godoc][GoDoc]](https://godoc.org/github.com/mehrdadrad/mylg) * [GoBoy](https://github.com/Humpheh/goboy) **star:2314** Nintendo Game Boy Color emulator written in Go. [![star > 2000][Awesome]](https://github.com/Humpheh/goboy) [![godoc][GoDoc]](https://godoc.org/github.com/Humpheh/goboy) * [Stack Up](https://github.com/pressly/sup) **star:2237** Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers. [![star > 2000][Awesome]](https://github.com/pressly/sup) [![godoc][GoDoc]](https://godoc.org/github.com/pressly/sup) * [syncthing](https://syncthing.net/) Open, decentralized file synchronization tool and protocol. * [lgo](https://github.com/yunabe/lgo) **star:2116** Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility. [![star > 2000][Awesome]](https://github.com/yunabe/lgo) [![godoc][GoDoc]](https://godoc.org/github.com/yunabe/lgo) * [limetext](https://limetext.github.io) Lime Text is a powerful and elegant text editor primarily developed in Go that aims to be a Free and open-source software successor to Sublime Text. * [scc](https://github.com/boyter/scc) **star:2112** Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates. [![star > 2000][Awesome]](https://github.com/boyter/scc) [![There was an update last week][Green]](https://github.com/boyter/scc) [![godoc][GoDoc]](https://godoc.org/github.com/boyter/scc) * [Circuit](https://github.com/gocircuit/circuit) **star:1876** Circuit is a programmable platform-as-a-service (PaaS) and/or Infrastructure-as-a-Service (IaaS), for management, discovery, synchronization and orchestration of services and hosts comprising cloud applications. [![godoc][GoDoc]](https://godoc.org/github.com/gocircuit/circuit) * [snap](https://github.com/intelsdi-x/snap) **star:1797** Powerful telemetry framework. [![It hasn't been updated in the last year][Yellow]](https://github.com/intelsdi-x/snap) [![godoc][GoDoc]](https://godoc.org/github.com/intelsdi-x/snap) * [borg](https://github.com/crufter/borg) **star:1493** Terminal based search engine for bash snippets. [![It hasn't been updated in the last year][Yellow]](https://github.com/crufter/borg) [![godoc][GoDoc]](https://godoc.org/github.com/crufter/borg) * [Documize](https://github.com/documize/community) **star:1274** Modern wiki software that integrates data from SaaS tools. * [Go Package Store](https://github.com/shurcooL/Go-Package-Store) **star:888** App that displays updates for the Go packages in your GOPATH. [![godoc][GoDoc]](https://godoc.org/github.com/shurcooL/Go-Package-Store) * [vFlow](https://github.com/VerizonDigital/vflow) **star:766** High-performance, scalable and reliable IPFIX, sFlow and Netflow collector. [![There was an update last week][Green]](https://github.com/VerizonDigital/vflow) [![godoc][GoDoc]](https://godoc.org/github.com/VerizonDigital/vflow) * [peg](https://github.com/pointlander/peg) **star:761** Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator. [![godoc][GoDoc]](https://godoc.org/github.com/pointlander/peg) * [shell2http](https://github.com/msoap/shell2http) **star:701** Executing shell commands via http server (for prototyping or remote control). [![godoc][GoDoc]](https://godoc.org/github.com/msoap/shell2http) * [Leaps](https://github.com/jeffail/leaps) **star:696** Pair programming service using Operational Transforms. [![It hasn't been updated in the last year][Yellow]](https://github.com/jeffail/leaps) [![godoc][GoDoc]](https://godoc.org/github.com/jeffail/leaps) * [gfile](https://github.com/Antonito/gfile) **star:596** Securely transfer files between two computers, without any third party, over WebRTC. [![It hasn't been updated in the last year][Yellow]](https://github.com/Antonito/gfile) [![godoc][GoDoc]](https://godoc.org/github.com/Antonito/gfile) * [Gebug](https://github.com/moshebe/gebug) **star:527** A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly. [![There was an update last week][Green]](https://github.com/moshebe/gebug) [![godoc][GoDoc]](https://godoc.org/github.com/moshebe/gebug) * [Guora](https://github.com/meloalright/guora) **star:515** A self-hosted Quora like web application written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/meloalright/guora) [![Contains Chinese documents][CN]](https://github.com/meloalright/guora) * [hugo](http://gohugo.io/) Fast and Modern Static Website Engine. * [mockingjay](https://github.com/quii/mockingjay-server) **star:471** Fake HTTP servers and consumer driven contracts from one configuration file. You can also make the server randomly misbehave to help do more realistic performance tests. [![godoc][GoDoc]](https://godoc.org/github.com/quii/mockingjay-server) * [gocc](https://github.com/goccmack/gocc) **star:452** Gocc is a compiler kit for Go written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/goccmack/gocc) * [go-peerflix](https://github.com/Sioro-Neoku/go-peerflix) **star:423** Video streaming torrent client. [![godoc][GoDoc]](https://godoc.org/github.com/Sioro-Neoku/go-peerflix) * [ipe](https://github.com/dimiro1/ipe) **star:314** Open source Pusher server implementation compatible with Pusher client libraries written in GO. [![godoc][GoDoc]](https://godoc.org/github.com/dimiro1/ipe) * [ide](https://github.com/thestrukture/ide) **star:308** Browser accessible IDE. Designed for Go with Go. [![godoc][GoDoc]](https://godoc.org/github.com/thestrukture/ide) * [wellington](https://github.com/wellington/wellington) **star:296** Sass project management tool, extends the language with sprite functions (like Compass). [![godoc][GoDoc]](https://godoc.org/github.com/wellington/wellington) * [Cherry](https://github.com/rafael-santiago/cherry) **star:237** Tiny webchat server in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/rafael-santiago/cherry) [![godoc][GoDoc]](https://godoc.org/github.com/rafael-santiago/cherry) * [tcpprobe](https://github.com/mehrdadrad/tcpprobe) **star:185** TCP tool for network performance and path monitoring, including socket statistics. [![godoc][GoDoc]](https://godoc.org/github.com/mehrdadrad/tcpprobe) * [woke](https://github.com/get-woke/woke) **star:179** Detect non-inclusive language in your source code. [![There was an update last week][Green]](https://github.com/get-woke/woke) [![godoc][GoDoc]](https://godoc.org/github.com/get-woke/woke) * [joincap](https://github.com/assafmo/joincap) **star:157** Command-line utility for merging multiple pcap files together. [![godoc][GoDoc]](https://godoc.org/github.com/assafmo/joincap) * [Juju](https://jujucharms.com/) Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more. * [Orbit](https://github.com/gulien/orbit) **star:147** A simple tool for running commands and generating files from templates. [![godoc][GoDoc]](https://godoc.org/github.com/gulien/orbit) * [Better Go Playground](https://goplay.tools) Go playground with syntax highlight, code completion and other features. * [vaku](https://github.com/lingrino/vaku) **star:101** CLI & API for folder-based functions in Vault like copy, move, and search. [![There was an update last week][Green]](https://github.com/lingrino/vaku) [![godoc][GoDoc]](https://godoc.org/github.com/lingrino/vaku) * [boxed](https://github.com/tejo/boxed) **star:74** Dropbox based blog engine. [![It hasn't been updated in the last year][Yellow]](https://github.com/tejo/boxed) [![godoc][GoDoc]](https://godoc.org/github.com/tejo/boxed) * [dp](https://github.com/scryinfo/dp) **star:60** Through SDK for data exchange with blockchain, developers can get easy access to DAPP development. [![godoc][GoDoc]](https://godoc.org/github.com/scryinfo/dp) * [naclpipe](https://github.com/unix4fun/naclpipe) **star:21** Simple NaCL EC25519 based crypto pipe tool written in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/unix4fun/naclpipe) [![godoc][GoDoc]](https://godoc.org/github.com/unix4fun/naclpipe) * [term-quiz](https://github.com/crazcalm/term-quiz) **star:17** Quizzes for your terminal. [![It hasn't been updated in the last year][Yellow]](https://github.com/crazcalm/term-quiz) [![godoc][GoDoc]](https://godoc.org/github.com/crazcalm/term-quiz) * [Snitch](https://github.com/lucasgomide/snitch) **star:15** Simple way to notify your team and many tools when someone has deployed any application via Tsuru. [![It hasn't been updated in the last year][Yellow]](https://github.com/lucasgomide/snitch) [![godoc][GoDoc]](https://godoc.org/github.com/lucasgomide/snitch) * [GoDocTooltip](https://github.com/diankong/GoDocTooltip) **star:13** Chrome extension for Go Doc sites, which shows function description as tooltip at function list. * [GoLand](https://jetbrains.com/go) Full featured cross-platform Go IDE. # Resources *Where to discover new Go libraries.* ## Benchmarks * [go-http-routing-benchmark](https://github.com/julienschmidt/go-http-routing-benchmark) **star:1470** Go HTTP request router benchmark and comparison. [![godoc][GoDoc]](https://godoc.org/github.com/julienschmidt/go-http-routing-benchmark) * [go-web-framework-benchmark](https://github.com/smallnest/go-web-framework-benchmark) **star:1404** Go web framework benchmark. [![godoc][GoDoc]](https://godoc.org/github.com/smallnest/go-web-framework-benchmark) * [go_serialization_benchmarks](https://github.com/alecthomas/go_serialization_benchmarks) **star:1095** Benchmarks of Go serialization methods. [![godoc][GoDoc]](https://godoc.org/github.com/alecthomas/go_serialization_benchmarks) * [skynet](https://github.com/atemerev/skynet) **star:976** Skynet 1M threads microbenchmark. * [speedtest-resize](https://github.com/fawick/speedtest-resize) **star:207** Compare various Image resize algorithms for the Go language. [![godoc][GoDoc]](https://godoc.org/github.com/fawick/speedtest-resize) * [go-benchmarks](https://github.com/tylertreat/go-benchmarks) **star:137** Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches. [![It hasn't been updated in the last year][Yellow]](https://github.com/tylertreat/go-benchmarks) [![godoc][GoDoc]](https://godoc.org/github.com/tylertreat/go-benchmarks) * [gospeed](https://github.com/feyeleanor/GoSpeed) **star:106** Go micro-benchmarks for calculating the speed of language constructs. [![It hasn't been updated in the last year][Yellow]](https://github.com/feyeleanor/GoSpeed) [![godoc][GoDoc]](https://godoc.org/github.com/feyeleanor/GoSpeed) * [autobench](https://github.com/davecheney/autobench) **star:89** Framework to compare the performance between different Go versions. [![It hasn't been updated in the last year][Yellow]](https://github.com/davecheney/autobench) [![godoc][GoDoc]](https://godoc.org/github.com/davecheney/autobench) * [gocostmodel](https://github.com/PuerkitoBio/gocostmodel) **star:55** Benchmarks of common basic operations for the Go language. [![It hasn't been updated in the last year][Yellow]](https://github.com/PuerkitoBio/gocostmodel) [![godoc][GoDoc]](https://godoc.org/github.com/PuerkitoBio/gocostmodel) * [golang-sql-benchmark](https://github.com/tyler-smith/golang-sql-benchmark) **star:53** Collection of benchmarks for popular Go database/SQL utilities. [![It hasn't been updated in the last year][Yellow]](https://github.com/tyler-smith/golang-sql-benchmark) [![godoc][GoDoc]](https://godoc.org/github.com/tyler-smith/golang-sql-benchmark) * [go-benchmark-app](https://github.com/mrLSD/go-benchmark-app) **star:21** Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results. [![It hasn't been updated in the last year][Yellow]](https://github.com/mrLSD/go-benchmark-app) [![godoc][GoDoc]](https://godoc.org/github.com/mrLSD/go-benchmark-app) * [kvbench](https://github.com/jimrobinson/kvbench) **star:19** Key/Value database benchmark. [![It hasn't been updated in the last year][Yellow]](https://github.com/jimrobinson/kvbench) [![godoc][GoDoc]](https://godoc.org/github.com/jimrobinson/kvbench) * [go-json-benchmark](https://github.com/zerosnake0/go-json-benchmark) **star:4** Go JSON benchmark. [![godoc][GoDoc]](https://godoc.org/github.com/zerosnake0/go-json-benchmark) ## Conferences * [Capital Go](http://www.capitalgolang.com) Washington, D.C., USA. * [dotGo](http://www.dotgo.eu) Paris, France. * [GoCon](http://gocon.connpass.com/) Tokyo, Japan. * [GoDays](https://www.godays.io/) Berlin, Germany. * [GoLab](http://golab.io/) Florence, Italy. * [GolangUK](http://golanguk.com/) London, UK. * [GopherChina](http://gopherchina.org) Shanghai, China. * [GopherCon](http://www.gophercon.com/) Denver, USA. * [GopherCon Australia](https://gophercon.com.au/) Sydney, Australia. * [GopherCon Brazil](https://gopherconbr.org) Florianópolis, BR. * [GopherCon Europe](https://gophercon.is/) Berlin, Germany. * [GopherCon India](https://www.gophercon.in/) Pune, India. * [GopherCon Israel](https://www.gophercon.org.il/) Tel Aviv, Israel. * [GopherCon Russia](https://www.gophercon-russia.ru) Moscow, Russia. * [GopherCon Singapore](https://gophercon.sg) Mapletree Business City, Singapore. * [GopherCon Vietnam](https://gophercon.vn/) Ho Chi Minh City, Vietnam. * [GothamGo](http://gothamgo.com/) New York City, USA. * [GoWayFest](https://goway.io/) Minsk, Belarus. ## E-Books * [A Go Developer's Notebook](https://leanpub.com/GoNotebook/read) * [An Introduction to Programming in Go](http://www.golang-book.com/) * [Build Web Application with Golang](https://www.gitbook.com/book/astaxie/build-web-application-with-golang/details) * [Building Web Apps With Go](https://www.gitbook.com/book/codegangsta/building-web-apps-with-go/details) * [For the Love of Go](https://bitfieldconsulting.com/books) A series of introductory books for Go beginners. * [Go 101](https://go101.org) A book focusing on Go syntax/semantics and all kinds of details. * [Go Bootcamp](http://golangbootcamp.com) * [GoBooks](https://github.com/dariubs/GoBooks) **star:8895** A curated list of Go books. [![star > 2000][Awesome]](https://github.com/dariubs/GoBooks) [![There was an update last week][Green]](https://github.com/dariubs/GoBooks) * [How To Code in Go eBook](https://www.digitalocean.com/community/books/how-to-code-in-go-ebook) A 600 page introduction to Go aimed at first time developers. * [Go Succinctly](https://github.com/thedevsir/gosuccinctly) **star:18** in Persian. [![It hasn't been updated in the last year][Yellow]](https://github.com/thedevsir/gosuccinctly) [![godoc][GoDoc]](https://godoc.org/github.com/thedevsir/gosuccinctly) * [Learning Go](https://www.miek.nl/downloads/Go/Learning-Go-latest.pdf) * [Network Programming With Go](https://jan.newmarch.name/go/) * [Spaceship Go A Journey to the Standard Library](https://blasrodri.github.io/spaceship-go-gh-pages/) * [The Go Programming Language](http://www.gopl.io/) * [The Golang Standard Library by Example (Chinese)](https://github.com/polaris1119/The-Golang-Standard-Library-by-Example) * [Web Application with Go the Anti-Textbook](https://github.com/thewhitetulip/web-dev-golang-anti-textbook/) * [Writing A Compiler In Go](https://compilerbook.com) * [Writing An Interpreter In Go](https://interpreterbook.com) ## Gophers * [Free Gophers Pack](https://github.com/MariaLetta/free-gophers-pack) **star:2158** Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster. [![star > 2000][Awesome]](https://github.com/MariaLetta/free-gophers-pack) [![godoc][GoDoc]](https://godoc.org/github.com/MariaLetta/free-gophers-pack) * [gopher-logos](https://github.com/GolangUA/gopher-logos) **star:83** adorable gopher logos. [![It hasn't been updated in the last year][Yellow]](https://github.com/GolangUA/gopher-logos) * [Go-gopher-Vector](https://github.com/keygx/Go-gopher-Vector) **star:37** Go gopher Vector Data [.ai, .svg]. [![It hasn't been updated in the last year][Yellow]](https://github.com/keygx/Go-gopher-Vector) * [gopher-stickers](https://github.com/tenntenn/gopher-stickers) * [gopher-vector](https://github.com/golang-samples/gopher-vector) * [gophericons](https://github.com/shalakhin/gophericons) * [gophers](https://github.com/ashleymcnamara/gophers) **star:2372** Gopher artworks by Ashley McNamara. [![star > 2000][Awesome]](https://github.com/ashleymcnamara/gophers) [![It hasn't been updated in the last year][Yellow]](https://github.com/ashleymcnamara/gophers) [![godoc][GoDoc]](https://godoc.org/github.com/ashleymcnamara/gophers) * [gophers](https://github.com/egonelbre/gophers) **star:2269** Free gophers. [![star > 2000][Awesome]](https://github.com/egonelbre/gophers) [![godoc][GoDoc]](https://godoc.org/github.com/egonelbre/gophers) * [gopherize.me](https://github.com/matryer/gopherize.me) **star:477** Gopherize yourself. * [gophers](https://github.com/sillecelik/go-gopher) **star:86** Gopher amigurumi toy pattern. * [gophers](https://github.com/rogeralsing/gophers) **star:54** random gopher graphics. ## Meetups * [Basel Go Meetup](https://www.meetup.com/Basel-Go-Meetup/) * [Belfast Gophers](https://www.meetup.com/Belfast-Gophers/) * [Berlin Golang](https://www.meetup.com/golang-users-berlin/) * [Brisbane Gophers](https://www.meetup.com/Brisbane-Golang-Meetup/) * [Canberra Gophers](https://www.meetup.com/Canberra-Gophers/) * [Go Language NYC](https://www.meetup.com/golanguagenewyork/) * [Go London User Group](https://www.meetup.com/Go-London-User-Group/) * [Go Remote Meetup](https://www.meetup.com/Go-Remote-Meetup/) * [Go Toronto](https://www.meetup.com/go-toronto/) * [Go User Group Atlanta](https://www.meetup.com/Go-Users-Group-Atlanta/) * [GoBandung](https://www.meetup.com/GoBandung/) * [GoBridge, San Francisco, CA](https://www.meetup.com/gobridge/) * [GoCracow - Krakow, Poland](https://www.meetup.com/GoCracow/) * [GoJakarta](https://www.meetup.com/GoJakarta/) * [Golang Amsterdam](https://www.meetup.com/golang-amsterdam/) * [Golang Argentina](https://www.meetup.com/Golang-Argentina/) * [Golang Baltimore, MD](https://www.meetup.com/BaltimoreGolang/) * [Golang Bangalore](https://www.meetup.com/Golang-Bangalore/) * [Golang Belo Horizonte - Brazil](https://www.meetup.com/go-belo-horizonte/) * [Golang Boston](https://www.meetup.com/bostongo/) * [Golang Bulgaria](https://www.meetup.com/Golang-Bulgaria/) * [Golang Cardiff, UK](https://www.meetup.com/Cardiff-Go-Meetup/) * [Golang Copenhagen](https://www.meetup.com/Go-Cph/) * [Golang Curitiba - Brazil](https://www.meetup.com/GolangCWB/) * [Golang DC, Arlington, VA](https://www.meetup.com/Golang-DC/) * [Golang Dorset, UK](https://www.meetup.com/golang-dorset/) * [Golang Estonia](https://www.meetup.com/Golang-Estonia/) * [Golang Gurgaon, India](https://www.meetup.com/Gurgaon-Go-Meetup/) * [Golang Hamburg - Germany](https://www.meetup.com/Go-User-Group-Hamburg/) * [Golang Israel](https://www.meetup.com/Go-Israel/) * [Golang Joinville - Brazil](https://www.meetup.com/Joinville-Go-Meetup/) * [Golang Korea](https://www.meetup.com/GDG-Golang-Korea/) * [Golang Lima - Peru](https://www.meetup.com/Golang-Peru/) * [Golang Lyon](https://www.meetup.com/Golang-Lyon/) * [Golang Marseille](https://www.meetup.com/fr-FR/Golang-Marseille/) * [Golang Melbourne](https://www.meetup.com/golang-mel/) * [Golang Mountain View](https://www.meetup.com/Golang-Mountain-View/) * [Golang New York](https://www.meetup.com/nycgolang/) * [Golang North East](https://www.meetup.com/en-AU/Golang-North-East/) * [Golang Paris](https://www.meetup.com/Golang-Paris/) * [Golang Pune](https://www.meetup.com/Golang-Pune/) * [Golang Singapore](https://www.meetup.com/golangsg/) * [Golang Stockholm](https://www.meetup.com/Go-Stockholm/) * [Golang Sydney, AU](https://www.meetup.com/golang-syd/) * [Golang São Paulo - Brazil](https://www.meetup.com/golangbr/) * [Golang Taipei](https://www.meetup.com/golang-taipei-meetup/) * [Golang Turkey](https://kommunity.com/goturkiye) * [Golang Vancouver, BC](https://www.meetup.com/golangvan/) * [Golang Vienna, Austria](https://www.meetup.com/viennago/) * [Golang Казань](https://www.meetup.com/GolangKazan/) * [Golang Москва](https://www.meetup.com/Golang-Moscow/) * [Golang Питер](https://www.meetup.com/Golang-Peter/) * [GoSF - San Francisco, CA](https://www.meetup.com/golangsf) * [Istanbul Golang](https://www.meetup.com/Istanbul-Golang/) * [Seattle Go Programmers](https://www.meetup.com/golang/) * [Ukrainian Golang User Groups](https://www.meetup.com/uagolang/) * [Utah Go User Group](https://www.meetup.com/utahgophers/) * [Women Who Go - San Francisco, CA](https://www.meetup.com/Women-Who-Go/) *Add the group of your city/country here (send **PR**)* ## Style Guides * [bahlo/go-styleguide](https://github.com/bahlo/go-styleguide) * [CockroachDB](https://github.com/cockroachdb/cockroach/blob/master/docs/style.md) * [GitLab](https://docs.gitlab.com/ee/development/go_guide/) * [Hyperledger](https://github.com/hyperledger/fabric/blob/release-1.4/docs/source/style-guides/go-style.rst) * [Magnetico](https://github.com/boramalper/magnetico/wiki/magnetico-Design-Specification) * [Sourcegraph](https://about.sourcegraph.com/handbook/engineering/go_style_guide) * [Thanos](https://thanos.io/tip/contributing/coding-style-guide.md/) * [Uber](https://github.com/uber-go/guide/blob/master/style.md) ## Social Media ### Twitter * [@golang](https://twitter.com/golang) * [@golang_news](https://twitter.com/golang_news) * [@golangch](https://twitter.com/golangch) * [@golangflow](https://twitter.com/golangflow) * [@golangweekly](https://twitter.com/golangweekly) ### Reddit * [r/golang](https://www.reddit.com/r/golang/) ## Websites * [awesome-awesomeness](https://github.com/bayandin/awesome-awesomeness) **star:27187** List of other amazingly awesome lists. [![star > 2000][Awesome]](https://github.com/bayandin/awesome-awesomeness) * [CodinGame](https://www.codingame.com/) Learn Go by solving interactive tasks using small games as practical examples. * [Go Blog](http://blog.golang.org) The official Go blog. * [Go Challenge](http://golang-challenge.org/) Learn Go by solving problems and getting feedback from Go experts. * [Go Code Club](https://www.youtube.com/watch?v=nvoIPQYdx9g&list=PLEcwzBXTPUE_YQR7R0BRtHBYJ0LN3Y0i3) A group of Gophers read and discuss a different Go project every week. * [Go Community on Hashnode](https://hashnode.com/n/go) Community of Gophers on Hashnode. * [Go Forum](https://forum.golangbridge.org) Forum to discuss Go. * [Go In 5 Minutes](https://www.goin5minutes.com/) 5 minute screencasts focused on getting one thing done. * [Go Projects](https://github.com/golang/go/wiki/Projects) List of projects on the Go community wiki. * [Go Report Card](https://goreportcard.com) A report card for your Go package. * [go.dev](https://go.dev/) A hub for Go developers. * [Awesome Remote Job](https://github.com/lukasz-madon/awesome-remote-job) **star:19935** Curated list of awesome remote jobs. A lot of them are looking for Go hackers. [![star > 2000][Awesome]](https://github.com/lukasz-madon/awesome-remote-job) [![There was an update last week][Green]](https://github.com/lukasz-madon/awesome-remote-job) * [golang-graphics](https://github.com/mholt/golang-graphics) **star:141** Collection of Go images, graphics, and art. [![It hasn't been updated in the last year][Yellow]](https://github.com/mholt/golang-graphics) [![Archived][Archived]](https://github.com/mholt/golang-graphics) * [golang-nuts](https://groups.google.com/forum/#!forum/golang-nuts) Go mailing list. * [Google Plus Community](https://plus.google.com/communities/114112804251407510571) The Google+ community for #golang enthusiasts. * [Gopher Community Chat](https://invite.slack.golangbridge.org) Join Our New Slack Community For Gophers ([Understand how it came](https://blog.gopheracademy.com/gophers-slack-community/)). * [Gophercises](https://gophercises.com/) Free coding exercises for budding gophers. * [gowalker.org](https://gowalker.org) Go Project API documentation. * [json2go](https://m-zajac.github.io/json2go) Advanced JSON to Go struct conversion - online tool. * [justforfunc](https://www.youtube.com/c/justforfunc) Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy [@francesc](https://twitter.com/francesc). * [Lille Gophers](https://lille-gophers.loscrackitos.codes/) Golang talks community in Lille, France ([@LilleGophers](https://twitter.com/LilleGophers)). * [Awesome Go @LibHunt](https://go.libhunt.com) Your go-to Go Toolbox. * [gocryforhelp](https://github.com/ninedraft/gocryforhelp) **star:38** Collection of Go projects that needs help. Good place to start your open-source way in Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/ninedraft/gocryforhelp) * [godoc.org](https://godoc.org/) Documentation for open source Go packages. * [Golang Developer Jobs](https://golangjob.xyz) Developer Jobs exclusivly for Golang related Roles. * [Golang Flow](https://golangflow.io) Post Updates, News, Packages and more. * [Golang News](https://golangnews.com) Links and news about Go programming. * [Golang Resources](https://golangresources.com) A curation of the best articles, exercises, talks and videos to learn Go. * [Made with Golang](https://madewithgolang.com/?ref=awesome-go) * [r/Golang](https://www.reddit.com/r/golang) News about Go. * [studygolang](https://studygolang.com) The community of studygolang in China. * [Trending Go repositories on GitHub today](https://github.com/trending?l=go) Good place to find new Go libraries. * [TutorialEdge - Golang](https://tutorialedge.net/course/golang/) ### Tutorials * [Build web application with Golang](https://github.com/astaxie/build-web-application-with-golang) **star:36906** Golang ebook intro how to build a web app with golang. [![star > 2000][Awesome]](https://github.com/astaxie/build-web-application-with-golang) [![There was an update last week][Green]](https://github.com/astaxie/build-web-application-with-golang) [![godoc][GoDoc]](https://godoc.org/github.com/astaxie/build-web-application-with-golang) [![Contains Chinese documents][CN]](https://github.com/astaxie/build-web-application-with-golang) * [Building and Testing a REST API in Go with Gorilla Mux and PostgreSQL](https://semaphoreci.com/community/tutorials/building-and-testing-a-rest-api-in-go-with-gorilla-mux-and-postgresql) We’ll write an API with the help of the powerful Gorilla Mux. * [Building Go Web Applications and Microservices Using Gin](https://semaphoreci.com/community/tutorials/building-go-web-applications-and-microservices-using-gin) Get familiar with Gin and find out how it can help you reduce boilerplate code and build a request handling pipeline. * [Caching Slow Database Queries](https://medium.com/@rocketlaunchr.cloud/caching-slow-database-queries-1085d308a0c9) How to cache slow database queries. * [Canceling MySQL](https://medium.com/@rocketlaunchr.cloud/canceling-mysql-in-go-827ed8f83b30) How to cancel MySQL queries. * [Go Cheat Sheet](https://github.com/a8m/go-lang-cheat-sheet) **star:5137** Go's reference card. [![star > 2000][Awesome]](https://github.com/a8m/go-lang-cheat-sheet) * [Go database/sql tutorial](http://go-database-sql.org/) Introduction to database/sql. * [Go Playground for iOS](https://codeplayground.app) Interactively edit & play Go snippets on your mobile device. * [Ethereum Development with Go](https://github.com/miguelmota/ethereum-development-with-go-book) **star:731** A little e-book on Ethereum Development with Go. [![godoc][GoDoc]](https://godoc.org/github.com/miguelmota/ethereum-development-with-go-book) [![Contains Chinese documents][CN]](https://github.com/miguelmota/ethereum-development-with-go-book) * [Games With Go](http://gameswithgo.org/) A video series teaching programming and game development. * [Go By Example](https://gobyexample.com/) Hands-on introduction to Go using annotated example programs. * [50 Shades of Go](http://devs.cloudimmunity.com/gotchas-and-common-mistakes-in-go-golang/) Traps, Gotchas, and Common Mistakes for New Golang Devs. * [A Guide to Golang E-Commerce](https://snipcart.com/blog/golang-ecommerce-ponzu-cms-demo?utm_term=golang-ecommerce-ponzu-cms-demo) Building a Golang site for e-commerce (demo included). * [A Tour of Go](http://tour.golang.org/) Interactive tour of Go. * [Design Patterns in Go](https://github.com/shubhamzanwar/design-patterns) **star:46** Collection of programming design patterns implemented in Go. [![godoc][GoDoc]](https://godoc.org/github.com/shubhamzanwar/design-patterns) * [Go WebAssembly Tutorial - Building a Simple Calculator](https://tutorialedge.net/golang/go-webassembly-tutorial/) * [go-patterns](https://github.com/tmrts/go-patterns) **star:14561** Curated list of Go design patterns, recipes and idioms. [![star > 2000][Awesome]](https://github.com/tmrts/go-patterns) [![godoc][GoDoc]](https://godoc.org/github.com/tmrts/go-patterns) * [Learn Go with TDD](https://github.com/quii/learn-go-with-tests) **star:12797** Learn Go with test-driven development. [![star > 2000][Awesome]](https://github.com/quii/learn-go-with-tests) [![There was an update last week][Green]](https://github.com/quii/learn-go-with-tests) [![godoc][GoDoc]](https://godoc.org/github.com/quii/learn-go-with-tests) [![Contains Chinese documents][CN]](https://github.com/quii/learn-go-with-tests) * [Learning Golang - From zero to hero](https://milapneupane.com.np/2019/07/06/learning-golang-from-zero-to-hero/) Getting started with golang for beginner. * [package main](https://www.youtube.com/packagemain) YouTube channel about Programming in Go. * [Programming with Google Go](https://www.coursera.org/specializations/google-golang) Coursera Specialization to learn about Go from scratch. * [Golang for Node.js Developers](https://github.com/miguelmota/golang-for-nodejs-developers) **star:1632** Examples of Golang compared to Node.js for learning. [![godoc][GoDoc]](https://godoc.org/github.com/miguelmota/golang-for-nodejs-developers) * [Golangbot](https://golangbot.com/learn-golang-series/) Tutorials to get started with programming in Go. * [GolangCode](https://golangcode.com/) Collection of code snippets and tutorials to help tackle every day issues. * [GopherSnippets](https://gophersnippets.com/) Code snippets with tests and testable examples for the Go programming language. * [Hackr.io](https://hackr.io/tutorials/learn-golang) Learn Go from the best online golang tutorials submitted & voted by the golang programming community. * [How to Benchmark: dbq vs sqlx vs GORM](https://medium.com/@rocketlaunchr.cloud/how-to-benchmark-dbq-vs-sqlx-vs-gorm-e814caacecb5) Learn how to benchmark in Go. As a case-study, we will benchmark dbq, sqlx and GORM. * [How To Deploy a Go Web Application with Docker](https://semaphoreci.com/community/tutorials/how-to-deploy-a-go-web-application-with-docker) Learn how to use Docker for Go development and how to build production Docker images. * [How to Use Godog for Behavior-driven Development in Go](https://semaphoreci.com/community/tutorials/how-to-use-godog-for-behavior-driven-development-in-go) Get started with Godog — a Behavior-driven development framework for building and testing Go applications. * [goapp](https://github.com/bnkamalesh/goapp) **star:223** An opinionated guideline to structure & develop a Go web application/service. [![godoc][GoDoc]](https://godoc.org/github.com/bnkamalesh/goapp) * [The world’s easiest introduction to WebAssembly with Golang](https://medium.com/@martinolsansky/webassembly-with-golang-is-fun-b243c0e34f02) * [Working with Go](https://github.com/mkaz/working-with-go) **star:1162** Intro to go for experienced programmers. [![It hasn't been updated in the last year][Yellow]](https://github.com/mkaz/working-with-go) [![Archived][Archived]](https://github.com/mkaz/working-with-go) * [Your basic Go](http://yourbasic.org/golang) Huge collection of tutorials and how to's.