awesome-go-cn/README_EN.md
2021-01-13 23:49:02 +00:00

2741 lines
497 KiB
Markdown
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

# 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[Archived]: https://cdn.jsdelivr.net/gh/yinggaozhen/awesome-go-cn@1.2.1/docs/archived.svg "The project has been archived"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 : 2021-01-14 07:48:45(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)
- [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:754** 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:425** 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:327** Music theory models in Go. [![godoc][GoDoc]](https://godoc.org/github.com/go-music-theory/music-theory)
* [waveform](https://github.com/mdlayher/waveform) **star:322** 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:175** ID3 decoding and encoding library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/bogem/id3v2)
* [flac](https://github.com/mewkiz/flac) **star:142** Native Go FLAC encoder/decoder with support for FLAC streams. [![It hasn't been updated in the last year][Yellow]](https://github.com/mewkiz/flac) [![godoc][GoDoc]](https://godoc.org/github.com/mewkiz/flac)
* [mix](https://github.com/go-mix/mix) **star:135** 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:117** 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)
* [mp3](https://github.com/tcolgate/mp3) **star:113** 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)
* [GoAudio](https://github.com/DylanMeeus/GoAudio) **star:102** Native Go Audio Processing Library. [![There was an update last week][Green]](https://github.com/DylanMeeus/GoAudio) [![godoc][GoDoc]](https://godoc.org/github.com/DylanMeeus/GoAudio)
* [gaad](https://github.com/Comcast/gaad) **star:76** Native Go AAC bitstream parser. [![godoc][GoDoc]](https://godoc.org/github.com/Comcast/gaad)
* [minimp3](https://github.com/tosone/minimp3) **star:52** 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:8889** 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:8439** 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:3434** 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:3004** 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) [![There was an update last week][Green]](https://github.com/markbates/goth) [![godoc][GoDoc]](https://godoc.org/github.com/markbates/goth)
* [authboss](https://github.com/volatiletech/authboss) **star:2513** 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:1723** JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam. [![godoc][GoDoc]](https://godoc.org/github.com/tarent/loginsrv)
* [go-jose](https://github.com/square/go-jose) **star:1695** 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:1684** 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:1640** Golang OAuth2 server library. [![There was an update last week][Green]](https://github.com/openshift/osin) [![godoc][GoDoc]](https://godoc.org/github.com/openshift/osin)
* [gologin](https://github.com/dghubble/gologin) **star:1321** 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:1122** 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:818** Session Manager for HTTP servers. [![There was an update last week][Green]](https://github.com/alexedwards/scs) [![godoc][GoDoc]](https://godoc.org/github.com/alexedwards/scs)
* [permissions2](https://github.com/xyproto/permissions2) **star:416** Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt. [![godoc][GoDoc]](https://godoc.org/github.com/xyproto/permissions2)
* [paseto](https://github.com/o1egl/paseto) **star:412** Golang implementation of Platform-Agnostic Security Tokens (PASETO). [![godoc][GoDoc]](https://godoc.org/github.com/o1egl/paseto)
* [jwt](https://github.com/pascaldekloe/jwt) **star:236** Lightweight JSON Web Token (JWT) library. [![godoc][GoDoc]](https://godoc.org/github.com/pascaldekloe/jwt)
* [jeff](https://github.com/abraithwaite/jeff) **star:222** Simple, flexible, secure and idiomatic web session management with pluggable backends. [![godoc][GoDoc]](https://godoc.org/github.com/abraithwaite/jeff)
* [jwt-auth](https://github.com/adam-hanna/jwt-auth) **star:202** 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:198** HTTP Authentication middleware. [![godoc][GoDoc]](https://godoc.org/github.com/goji/httpauth)
* [jwt](https://github.com/cristalhq/jwt) **star:197** Safe, simple and fast JSON Web Tokens for Go. [![godoc][GoDoc]](https://godoc.org/github.com/cristalhq/jwt)
* [go-guardian](https://github.com/shaj13/go-guardian) **star:161** 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:144** Golang implementation of Branca Tokens. [![godoc][GoDoc]](https://godoc.org/github.com/hako/branca)
* [session](https://github.com/icza/session) **star:104** 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:88** 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:79** 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:70** 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:43** Efficient secure cookie encoding/decoding. [![godoc][GoDoc]](https://godoc.org/github.com/chmike/securecookie)
* [otpgo](https://github.com/jltorresm/otpgo) **star:13** 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:2804** A chatbot built with an artificial neural network. [![star > 2000][Awesome]](https://github.com/olivia-ai/olivia) [![There was an update last week][Green]](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:2584** 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:1615** 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:643** 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.
* [slacker](https://github.com/shomali11/slacker) **star:485** Easy to use framework to create Slack bots. [![godoc][GoDoc]](https://godoc.org/github.com/shomali11/slacker)
* [Kelp](https://github.com/stellar/kelp) **star:464** 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. [![godoc][GoDoc]](https://godoc.org/github.com/stellar/kelp)
* [Golang CryptoTrading Bot](https://github.com/saniales/golang-crypto-trading-bot) **star:381** 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:297** 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:187** 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:169** 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:143** Libary to write bots for twitch.tv chat [![There was an update last week][Green]](https://github.com/gempir/go-twitch-irc) [![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)
* [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)
* [slackscot](https://github.com/alexandre-normand/slackscot) **star:36** Another framework for building Slack bots. [![godoc][GoDoc]](https://godoc.org/github.com/alexandre-normand/slackscot)
* [govkbot](https://github.com/nikepan/govkbot) **star:35** 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)
## Command Line
### Standard CLI
*Libraries for building standard or basic Command Line applications.*
* [cobra](https://github.com/spf13/cobra) **star:20004** 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:15088** Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli). [![star > 2000][Awesome]](https://github.com/urfave/cli) [![godoc][GoDoc]](https://godoc.org/github.com/urfave/cli)
* [kingpin](https://github.com/alecthomas/kingpin) **star:2990** 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:1975** A simple command line notebook with multi-device sync. [![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:1845** go command line option parser. [![godoc][GoDoc]](https://godoc.org/github.com/jessevdk/go-flags)
* [pflag](https://github.com/spf13/pflag) **star:1338** 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:1249** 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:1016** Struct-based argument parsing in Go. [![godoc][GoDoc]](https://godoc.org/github.com/alexflint/go-arg)
* [complete](https://github.com/posener/complete) **star:745** Write bash completions in Go + Go command bash completion. [![godoc][GoDoc]](https://godoc.org/github.com/posener/complete)
* [liner](https://github.com/peterh/liner) **star:745** Go readline-like library for command-line interfaces. [![godoc][GoDoc]](https://godoc.org/github.com/peterh/liner)
* [mow.cli](https://github.com/jawher/mow.cli) **star:715** 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:707** 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:550** 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:539** 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:268** 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:126** 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:122** 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:110** Simple but powerful command line option parsing library for Go supporting subcommand. [![godoc][GoDoc]](https://godoc.org/github.com/cosiner/flag)
* [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:93** JOB, make your short-term command as a long-term job.
* [1build](https://github.com/gopinath-langote/1build) **star:84** Command line tool to frictionlessly manage project-specific commands. [![godoc][GoDoc]](https://godoc.org/github.com/gopinath-langote/1build)
* [cli](https://github.com/teris-io/cli) **star:77** 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:71** Tag-based environment configuration for structs. [![godoc][GoDoc]](https://godoc.org/github.com/codingconcepts/env)
* [clîr](https://github.com/leaanthony/clir) **star:58** A Simple and Clear CLI library. Dependency free. [![godoc][GoDoc]](https://godoc.org/github.com/leaanthony/clir)
* [cmdr](https://github.com/hedzr/cmdr) **star:49** A POSIX/GNU style, getopt-like command-line UI Go library. [![There was an update last week][Green]](https://github.com/hedzr/cmdr) [![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:45** 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:40** 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:31** 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 Perls 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:20** Go library to simplify CLI workflow. [![godoc][GoDoc]](https://godoc.org/github.com/yitsushi/go-commander)
* [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)
* [sand](https://github.com/Zaba505/sand) **star:11** 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)
### Advanced Console UIs
*Libraries for building Console Applications and Console User Interfaces.*
* [termui](https://github.com/gizak/termui) **star:10512** 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:6881** 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:3934** 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:3650** 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) [![There was an update last week][Green]](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:1744** 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:1526** 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:1506** Basic thread-safe progress bar that works in every OS. [![There was an update last week][Green]](https://github.com/schollz/progressbar) [![godoc][GoDoc]](https://godoc.org/github.com/schollz/progressbar)
* [termdash](https://github.com/mum4k/termdash) **star:1504** Go terminal dashboard based on **termbox-go** and inspired by [termui](https://github.com/gizak/termui). [![There was an update last week][Green]](https://github.com/mum4k/termdash) [![godoc][GoDoc]](https://godoc.org/github.com/mum4k/termdash)
* [uilive](https://github.com/gosuri/uilive) **star:1257** Library for updating terminal output in realtime. [![godoc][GoDoc]](https://godoc.org/github.com/gosuri/uilive)
* [mpb](https://github.com/vbauerster/mpb) **star:1174** Multi progress bar for terminal applications. [![There was an update last week][Green]](https://github.com/vbauerster/mpb) [![godoc][GoDoc]](https://godoc.org/github.com/vbauerster/mpb)
* [aurora](https://github.com/logrusorgru/aurora) **star:1014** ANSI terminal colors that supports fmt.Printf/Sprintf. [![godoc][GoDoc]](https://godoc.org/github.com/logrusorgru/aurora)
* [gookit/color](https://github.com/gookit/color) **star:661** Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows. [![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:609** 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:494** Colorable writer for windows. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-colorable)
* [go-isatty](https://github.com/mattn/go-isatty) **star:474** isatty for golang. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-isatty)
* [pterm](https://github.com/pterm/pterm) **star:385** 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:356** 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:280** Simple tables in terminal with Go. [![godoc][GoDoc]](https://godoc.org/github.com/alexeyco/simpletable)
* [tabby](https://github.com/cheynewallace/tabby) **star:277** 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:205** Go library for color output in terminals. [![godoc][GoDoc]](https://godoc.org/github.com/daviddengcn/go-colortext)
* [yacspin](https://github.com/theckman/yacspin) **star:133** 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:49** 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:28** 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:1** Small library for terminal color based tables . [![godoc][GoDoc]](https://godoc.org/github.com/tomlazar/table)
## Configuration
*Libraries for configuration parsing.*
* [viper](https://github.com/spf13/viper) **star:14430** 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:3497** Go port of Ruby's dotenv library (Loads environment variables from `.env`). [![star > 2000][Awesome]](https://github.com/joho/godotenv) [![There was an update last week][Green]](https://github.com/joho/godotenv) [![godoc][GoDoc]](https://godoc.org/github.com/joho/godotenv)
* [kelseyhightower/envconfig](https://github.com/kelseyhightower/envconfig) **star:3402** 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:2334** 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:1740** Parse environment variables to Go structs (with defaults). [![godoc][GoDoc]](https://godoc.org/github.com/caarlos0/env)
* [konfig](https://github.com/lalamove/konfig) **star:592** Composable, observable and performant config handling for Go for the distributed processing era. [![godoc][GoDoc]](https://godoc.org/github.com/lalamove/konfig)
* [confita](https://github.com/heetch/confita) **star:336** Load configuration in cascade from multiple backends into a struct. [![godoc][GoDoc]](https://godoc.org/github.com/heetch/confita)
* [koanf](https://github.com/knadh/koanf) **star:334** 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)
* [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:227** 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:213** Minimalistic configuration reader (from files, ENV, and wherever you want). [![godoc][GoDoc]](https://godoc.org/github.com/ilyakaznacheev/cleanenv)
* [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)
* [gookit/config](https://github.com/gookit/config) **star:195** 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)
* [envconfig](https://github.com/vrischmann/envconfig) **star:189** Read your configuration from environment variables. [![godoc][GoDoc]](https://godoc.org/github.com/vrischmann/envconfig)
* [aconfig](https://github.com/cristalhq/aconfig) **star:146** 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:139** 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:139** 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:105** 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)
* [harvester](https://github.com/beatlabs/harvester) **star:76** 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:68** 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:18** 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:18** 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)
* [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.
* [typenv](https://github.com/diegomarangoni/typenv) **star:3** Minimalistic, zero dependency, typed environment variables library. [![godoc][GoDoc]](https://godoc.org/github.com/diegomarangoni/typenv)
## Continuous Integration
*Tools for help with continuous integration.*
* [drone](https://github.com/drone/drone) **star:22363** 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:3223** 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:673** Go integration for Coveralls.io continuous code coverage tracking system. [![There was an update last week][Green]](https://github.com/mattn/goveralls) [![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:61** 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:437** 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:165** Go wrapper to the 100% Sass compatible libsass project.
## Data Structures
*Generic datastructures and algorithms in Go.*
* [gods](https://github.com/emirpasic/gods) **star:9466** 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:5880** 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:1777** 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:1484** 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:1319** Probabilistic data structures for processing continuous, unbounded streams. [![godoc][GoDoc]](https://godoc.org/github.com/tylertreat/BoomFilters)
* [roaring](https://github.com/RoaringBitmap/roaring) **star:1069** Go package implementing compressed bitsets. [![godoc][GoDoc]](https://godoc.org/github.com/RoaringBitmap/roaring)
* [willf/bloom](https://github.com/willf/bloom) **star:944** Go package implementing Bloom filters. [![godoc][GoDoc]](https://godoc.org/github.com/willf/bloom)
* [cuckoofilter](https://github.com/seiflotfy/cuckoofilter) **star:740** Cuckoo filter: a good alternative to a counting bloom filter implemented in Go. [![godoc][GoDoc]](https://godoc.org/github.com/seiflotfy/cuckoofilter)
* [hyperloglog](https://github.com/axiomhq/hyperloglog) **star:736** 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:640** Go package implementing bitsets. [![godoc][GoDoc]](https://godoc.org/github.com/willf/bitset)
* [gocache](https://github.com/eko/gocache) **star:578** 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)
* [trie](https://github.com/derekparker/trie) **star:514** Trie implementation in Go. [![godoc][GoDoc]](https://godoc.org/github.com/derekparker/trie)
* [algorithms](https://github.com/shady831213/algorithms) **star:460** 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)
* [mafsa](https://github.com/smartystreets/mafsa) **star:284** MA-FSA implementation with Minimal Perfect Hashing. [![It hasn't been updated in the last year][Yellow]](https://github.com/smartystreets/mafsa) [![godoc][GoDoc]](https://godoc.org/github.com/smartystreets/mafsa) [![Archived][Archived]](https://github.com/smartystreets/mafsa)
* [go-edlib](https://github.com/hbollon/go-edlib) **star:244** Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode. [![godoc][GoDoc]](https://godoc.org/github.com/hbollon/go-edlib)
* [merkletree](https://github.com/cbergoon/merkletree) **star:230** 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)
* [gostl](https://github.com/liyue201/gostl) **star:229** Data structure and algorithm library for go, designed to provide functions similar to C++ STL. [![godoc][GoDoc]](https://godoc.org/github.com/liyue201/gostl)
* [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:221** 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)
* [deque](https://github.com/gammazero/deque) **star:195** Fast ring-buffer deque (double-ended queue). [![godoc][GoDoc]](https://godoc.org/github.com/gammazero/deque)
* [ttlcache](https://github.com/ReneKroon/ttlcache) **star:190** 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)
* [go-adaptive-radix-tree](https://github.com/plar/go-adaptive-radix-tree) **star:170** 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:161** 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)
* [bloom](https://github.com/zhenjl/bloom) **star:136** 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)
* [skiplist](https://github.com/MauriceGit/skiplist) **star:136** 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)
* [iter](https://github.com/disksing/iter) **star:129** 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:122** Concurrent FIFO queue. [![godoc][GoDoc]](https://godoc.org/github.com/enriquebris/goconcurrentqueue)
* [levenshtein](https://github.com/agnivade/levenshtein) **star:114** 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:111** 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:111** 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:95** 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:72** 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:57** Fast in-memory key:value store/cache library. Pointer caches. [![godoc][GoDoc]](https://godoc.org/github.com/OrlovEvgeny/go-mcache)
* [bloom](https://github.com/yourbasic/bloom) **star:56** 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:54** 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:32** 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:29** 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:28** 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:22** A highly optimized double-ended queue. [![godoc][GoDoc]](https://godoc.org/github.com/edwingeng/deque)
* [timedmap](https://github.com/zekroTJA/timedmap) **star:22** Map with expiring key-value pairs. [![There was an update last week][Green]](https://github.com/zekroTJA/timedmap) [![godoc][GoDoc]](https://godoc.org/github.com/zekroTJA/timedmap)
* [typ](https://github.com/gurukami/typ) **star:22** 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:13** 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)
* [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)
* [cmap](https://github.com/lrita/cmap) **star:8** 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)
* [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:1** 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:34756** 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:26531** 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:20294** 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:19717** 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:14621** 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:9660** 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:8654** 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:6476** 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:4587** 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) [![godoc][GoDoc]](https://godoc.org/github.com/pmylund/go-cache)
* [BigCache](https://github.com/allegro/bigcache) **star:4557** 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:4080** 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:3966** An embedded key/value database for Go. [![star > 2000][Awesome]](https://github.com/etcd-io/bbolt) [![There was an update last week][Green]](https://github.com/etcd-io/bbolt) [![godoc][GoDoc]](https://godoc.org/github.com/etcd-io/bbolt)
* [VictoriaMetrics](https://github.com/VictoriaMetrics/VictoriaMetrics) **star:3607** 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:3507** 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:3058** 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:2563** Your NoSQL database powered by Golang. [![star > 2000][Awesome]](https://github.com/HouzuoGuo/tiedot) [![godoc][GoDoc]](https://godoc.org/github.com/HouzuoGuo/tiedot)
* [ttlcache](https://github.com/cheshir/ttlcache) In-memory key value storage with TTL for each record.
* [immudb](https://github.com/codenotary/immudb) **star:1703** 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:1470** 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. [![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:1444** 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:1344** 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:1130** CovenantSQL is a SQL database on blockchain. [![godoc][GoDoc]](https://godoc.org/github.com/CovenantSQL/CovenantSQL)
* [diskv](https://github.com/peterbourgon/diskv) **star:994** Home-grown disk-backed key-value store. [![godoc][GoDoc]](https://godoc.org/github.com/peterbourgon/diskv)
* [fastcache](https://github.com/VictoriaMetrics/fastcache) **star:969** fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead. [![godoc][GoDoc]](https://godoc.org/github.com/VictoriaMetrics/fastcache)
* [moss](https://github.com/couchbase/moss) **star:779** Moss is a simple LSM key-value storage engine written in 100% Go. [![There was an update last week][Green]](https://github.com/couchbase/moss) [![godoc][GoDoc]](https://godoc.org/github.com/couchbase/moss)
* [pogreb](https://github.com/akrylysov/pogreb) **star:683** Embedded key-value store for read-heavy workloads. [![godoc][GoDoc]](https://godoc.org/github.com/akrylysov/pogreb)
* [eliasdb](https://github.com/krotik/eliasdb) **star:601** 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:573** 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). [![There was an update last week][Green]](https://github.com/prologic/bitcask) [![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:280** 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:203** 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:197** Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases. [![There was an update last week][Green]](https://github.com/go-kivik/kivik) [![godoc][GoDoc]](https://godoc.org/github.com/go-kivik/kivik)
* [piladb](https://github.com/fern4lvarez/piladb) **star:181** 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:114** 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:104** Personally identifiable information (PII) storage service built to comply with GDPR and CCPA. [![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:75** 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:60** 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)
* [couchcache](https://github.com/codingsince1985/couchcache) **star:51** RESTful caching micro-service backed by Couchbase server. [![godoc][GoDoc]](https://godoc.org/github.com/codingsince1985/couchcache)
* [unitdb](https://github.com/unit-io/unitdb) **star:50** Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application. [![There was an update last week][Green]](https://github.com/unit-io/unitdb) [![godoc][GoDoc]](https://godoc.org/github.com/unit-io/unitdb)
* [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)
*Database schema migration.*
* [migrate](https://github.com/golang-migrate/migrate) **star:5603** Database migrations. CLI and Golang library. [![star > 2000][Awesome]](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:2007** 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:1528** Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts. [![godoc][GoDoc]](https://godoc.org/github.com/pressly/goose)
* [skeema](https://github.com/skeema/skeema) **star:820** 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:544** Database schema migration helper for Gorm ORM. [![godoc][GoDoc]](https://godoc.org/github.com/go-gormigrate/gormigrate)
* [darwin](https://github.com/GuiaBolso/darwin) **star:109** 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:70** A Go package to help write migrations with go-pg/pg. [![godoc][GoDoc]](https://godoc.org/github.com/robinjoseph08/go-pg-migrations)
* [gondolier](https://github.com/emvi/gondolier) **star:31** Database migration library using struct decorators. [![It hasn't been updated in the last year][Yellow]](https://github.com/emvi/gondolier) [![godoc][GoDoc]](https://godoc.org/github.com/emvi/gondolier) [![Archived][Archived]](https://github.com/emvi/gondolier)
* [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:20** 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. [![There was an update last week][Green]](https://github.com/adlio/schema) [![godoc][GoDoc]](https://godoc.org/github.com/adlio/schema)
*Database tools.*
* [vitess](https://github.com/youtube/vitess) **star:11248** 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:6724** Web-based PostgreSQL database browser. [![star > 2000][Awesome]](https://github.com/sosedoff/pgweb) [![There was an update last week][Green]](https://github.com/sosedoff/pgweb) [![godoc][GoDoc]](https://godoc.org/github.com/sosedoff/pgweb)
* [kingshard](https://github.com/flike/kingshard) **star:5515** 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:3899** 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:3308** 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:2798** Go toolset to handle MySQL protocol and replication. [![star > 2000][Awesome]](https://github.com/siddontang/go-mysql) [![godoc][GoDoc]](https://godoc.org/github.com/siddontang/go-mysql)
* [pREST](https://github.com/nuveo/prest) **star:2524** Serve a RESTful API from any PostgreSQL database. [![star > 2000][Awesome]](https://github.com/nuveo/prest) [![godoc][GoDoc]](https://godoc.org/github.com/nuveo/prest)
* [chproxy](https://github.com/Vertamedia/chproxy) **star:535** HTTP proxy for ClickHouse database. [![godoc][GoDoc]](https://godoc.org/github.com/Vertamedia/chproxy)
* [pg_timetable](https://github.com/cybertec-postgresql/pg_timetable) **star:344** Advanced scheduling for PostgreSQL. [![There was an update last week][Green]](https://github.com/cybertec-postgresql/pg_timetable) [![godoc][GoDoc]](https://godoc.org/github.com/cybertec-postgresql/pg_timetable)
* [clickhouse-bulk](https://github.com/nikepan/clickhouse-bulk) **star:246** 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:169** 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:113** 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:49** Database benchmarking tool with support for several databases and scripts. [![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)
* [bucket](https://github.com/PumpkinSeed/bucket) **star:6** Optimized data structure framework for Couchbase specialized on one bucket usage. [![godoc][GoDoc]](https://godoc.org/github.com/PumpkinSeed/bucket) [![Archived][Archived]](https://github.com/PumpkinSeed/bucket)
*SQL query builder, libraries for building and using SQL.*
* [Squirrel](https://github.com/Masterminds/squirrel) **star:3574** Go library that helps you build SQL queries. [![star > 2000][Awesome]](https://github.com/Masterminds/squirrel) [![There was an update last week][Green]](https://github.com/Masterminds/squirrel) [![godoc][GoDoc]](https://godoc.org/github.com/Masterminds/squirrel)
* [xo](https://github.com/knq/xo) **star:2676** 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:1138** Non-invasive SQL builder and powerful data binder. [![There was an update last week][Green]](https://github.com/didi/gendry) [![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:933** Idiomatic SQL builder and query library. [![godoc][GoDoc]](https://godoc.org/github.com/doug-martin/goqu)
* [Dotsql](https://github.com/gchaincl/dotsql) **star:569** 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:513** 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:344** Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure. [![There was an update last week][Green]](https://github.com/go-jet/jet) [![godoc][GoDoc]](https://godoc.org/github.com/go-jet/jet)
* [dbq](https://github.com/rocketlaunchr/dbq) **star:253** Zero boilerplate database operations for Go. [![godoc][GoDoc]](https://godoc.org/github.com/rocketlaunchr/dbq)
* [sqrl](https://github.com/elgris/sqrl) **star:218** SQL query builder, fork of Squirrel with improved performance. [![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:134** 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:94** 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:25** Go database query builder library for PostgreSQL. [![godoc][GoDoc]](https://godoc.org/github.com/arthurkushman/buildsqlx)
* [qry](https://github.com/HnH/qry) **star:19** 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. [![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:10382** 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:6307** 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:4548** 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:3595** 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:1327** Microsoft MSSQL driver for Go. [![godoc][GoDoc]](https://godoc.org/github.com/denisenkom/go-mssqldb)
* [go-oci8](https://github.com/mattn/go-oci8) **star:521** Oracle driver for go that uses database/sql. [![There was an update last week][Green]](https://github.com/mattn/go-oci8) [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-oci8)
* [goracle](https://github.com/go-goracle/goracle) **star:283** Oracle driver for Go, using the ODPI-C driver. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-goracle/goracle) [![Archived][Archived]](https://github.com/go-goracle/goracle)
* [firebirdsql](https://github.com/nakagami/firebirdsql) **star:135** Firebird RDBMS SQL driver for Go. [![godoc][GoDoc]](https://godoc.org/github.com/nakagami/firebirdsql)
* [go-adodb](https://github.com/mattn/go-adodb) **star:116** 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:104** 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:60** 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:27** 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. [![godoc][GoDoc]](https://godoc.org/github.com/viant/bgc)
* NoSQL Databases
* [redis](https://github.com/go-redis/redis) **star:10514** 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:8120** Redigo is a Go client for the Redis database. [![star > 2000][Awesome]](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:5218** 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:1859** (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:1551** Go language driver for RethinkDB. [![godoc][GoDoc]](https://godoc.org/github.com/dancannon/gorethink)
* [redeo](https://github.com/bsm/redeo) **star:389** Redis-protocol compatible TCP servers/services. [![godoc][GoDoc]](https://godoc.org/github.com/bsm/redeo)
* [qmgo](https://github.com/qiniu/qmgo) **star:381** The MongoDB driver for Go. Its 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)
* [neoism](https://github.com/jmcvetta/neoism) **star:373** Neo4j client for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/jmcvetta/neoism)
* [aerospike-client-go](https://github.com/aerospike/aerospike-client-go) **star:352** 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:230** 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:149** 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:85** 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)
* [dynago](https://github.com/underarmour/dynago) **star:71** Dynago is a principle of least surprise client for DynamoDB. [![It hasn't been updated in the last year][Yellow]](https://github.com/underarmour/dynago) [![godoc][GoDoc]](https://godoc.org/github.com/underarmour/dynago)
* [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:43** 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:7** 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:7245** 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:5624** Elasticsearch client for Go. [![star > 2000][Awesome]](https://github.com/olivere/elastic) [![godoc][GoDoc]](https://godoc.org/github.com/olivere/elastic)
* [riot](https://github.com/go-ego/riot) **star:5567** 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:3052** Official Elasticsearch client for Go. [![star > 2000][Awesome]](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:649** 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:13716** 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:297** 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:142** 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:2869** 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:1258** Parse date's without knowing format in advance. [![godoc][GoDoc]](https://godoc.org/github.com/araddon/dateparse)
* [carbon](https://github.com/uniplaces/carbon) **star:531** 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:337** Time duration formatting library for Go. [![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:90** 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:83** 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:57** 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:34** 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)
* [kair](https://github.com/GuilhermeCaruso/kair) **star:18** Date and Time - Golang Formatting Library. [![godoc][GoDoc]](https://godoc.org/github.com/GuilhermeCaruso/kair)
* [go-str2duration](https://github.com/xhit/go-str2duration) **star:17** Convert string to duration. Support time.Duration returned string and more. [![godoc][GoDoc]](https://godoc.org/github.com/xhit/go-str2duration)
* [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:7** 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:19115** 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:15194** A distributed systems development framework. [![star > 2000][Awesome]](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:12922** 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:9503** 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:8734** 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:5367** 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:4201** 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:3858** 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:3744** BitTorrent client package. [![star > 2000][Awesome]](https://github.com/anacrolix/torrent) [![godoc][GoDoc]](https://godoc.org/github.com/anacrolix/torrent)
* [KrakenD](https://github.com/devopsfaith/krakend) **star:3452** Ultra performant API Gateway framework with middlewares. [![star > 2000][Awesome]](https://github.com/devopsfaith/krakend) [![godoc][GoDoc]](https://godoc.org/github.com/devopsfaith/krakend)
* [dragonboat](https://github.com/lni/dragonboat) **star:3395** 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:2911** 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:2724** 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:2691** 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) [![godoc][GoDoc]](https://godoc.org/github.com/emitter-io/emitter)
* [liftbridge](https://github.com/liftbridge-io/liftbridge) **star:1976** 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:1129** 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:654** Scalable, fault-tolerant application-layer sharding for Go applications. [![It hasn't been updated in the last year][Yellow]](https://github.com/uber/ringpop-go) [![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:580** 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:552** BitTorrent client and library. [![There was an update last week][Green]](https://github.com/cenkalti/rain) [![godoc][GoDoc]](https://godoc.org/github.com/cenkalti/rain)
* [digota](https://github.com/digota/digota) **star:371** 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:346** 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)
* [go-sundheit](https://github.com/AppsFlyer/go-sundheit) **star:337** 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:329** 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:306** 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)
* [redis-lock](https://github.com/bsm/redislock) **star:292** 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.
* [dht](https://github.com/anacrolix/dht) **star:178** BitTorrent Kademlia DHT implementation. [![There was an update last week][Green]](https://github.com/anacrolix/dht) [![godoc][GoDoc]](https://godoc.org/github.com/anacrolix/dht)
* [jsonrpc](https://github.com/ybbus/jsonrpc) **star:157** JSON-RPC 2.0 HTTP client implementation. [![godoc][GoDoc]](https://godoc.org/github.com/ybbus/jsonrpc)
* [arpc](https://github.com/lesismal/arpc) **star:144** More effective network communication, support two-way-calling, notify, broadcast. [![There was an update last week][Green]](https://github.com/lesismal/arpc) [![godoc][GoDoc]](https://godoc.org/github.com/lesismal/arpc)
* [jsonrpc](https://github.com/osamingo/jsonrpc) **star:139** 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:56** A revamped Google's jump consistent hash. [![godoc][GoDoc]](https://godoc.org/github.com/edwingeng/doublejump)
* [Semaphore](https://github.com/jexia/semaphore) **star:51** 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. [![godoc][GoDoc]](https://godoc.org/github.com/pdupub/go-pdu)
* [go-mysql-lock](https://github.com/sanketplus/go-mysql-lock) **star:16** MySQL based distributed 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:735** A dynamic DNS client tool, supports DNSPod & HE.net, written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/timothyye/godns)
* [DDNS](https://github.com/skibish/ddns) **star:169** 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:7681** Email and SMTP testing with web and API interface. [![star > 2000][Awesome]](https://github.com/mailhog/MailHog) [![There was an update last week][Green]](https://github.com/mailhog/MailHog) [![godoc][GoDoc]](https://godoc.org/github.com/mailhog/MailHog)
* [hermes](https://github.com/matcornic/hermes) **star:2152** 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:1621** A robust and flexible email library for Go. [![There was an update last week][Green]](https://github.com/jordan-wright/email) [![godoc][GoDoc]](https://godoc.org/github.com/jordan-wright/email)
* [go-imap](https://github.com/emersion/go-imap) **star:1175** 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:695** SendGrid's Go library for sending email. [![godoc][GoDoc]](https://godoc.org/github.com/sendgrid/sendgrid-go)
* [mailgun-go](https://github.com/mailgun/mailgun-go) **star:494** Go library for sending mail with the Mailgun API. [![There was an update last week][Green]](https://github.com/mailgun/mailgun-go) [![godoc][GoDoc]](https://godoc.org/github.com/mailgun/mailgun-go)
* [Hectane](https://github.com/hectane/hectane) **star:193** 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:188** 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:187** 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:139** A Go library for email verification without sending any emails. [![There was an update last week][Green]](https://github.com/AfterShip/email-verifier) [![godoc][GoDoc]](https://godoc.org/github.com/AfterShip/email-verifier)
* [go-simple-mail](https://github.com/xhit/go-simple-mail) **star:86** Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send. [![There was an update last week][Green]](https://github.com/xhit/go-simple-mail) [![godoc][GoDoc]](https://godoc.org/github.com/xhit/go-simple-mail)
* [mailchain](https://github.com/mailchain/mailchain) **star:68** Send encrypted emails to blockchain addresses written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/mailchain/mailchain)
* [go-premailer](https://github.com/vanng822/go-premailer) **star:66** 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:4** 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:3876** 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:2129** 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:2007** 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:1922** 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:1570** 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:1218** 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:1094** Scriptable interpreter written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/mattn/anko)
* [go-php](https://github.com/deuill/go-php) **star:774** 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:740** 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:664** 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:499** Go bindings for Lua C API.
* [gisp](https://github.com/jcla1/gisp) **star:445** 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:282** A highly customizable expression language written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/PaesslerAG/gval)
* [gentee](https://github.com/gentee/gentee) **star:69** 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:3** A simple embeddable scripting language which supports concurrent event processing. [![There was an update last week][Green]](https://github.com/krotik/ecal) [![godoc][GoDoc]](https://godoc.org/github.com/krotik/ecal)
## Error Handling
*Libraries for handling errors.*
* [errors](https://github.com/pkg/errors) **star:6444** 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:1105** 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:720** 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:662** 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:637** 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:390** 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:195** 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:86** 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:13** 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. [![There was an update last week][Green]](https://github.com/bnkamalesh/errors) [![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:3421** 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:1865** 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:602** File system event notification library with simple API, similar to os/signal. [![godoc][GoDoc]](https://godoc.org/github.com/rjeczalik/notify)
* [copy](https://github.com/otiai10/copy) **star:232** Copy directory recursively. [![godoc][GoDoc]](https://godoc.org/github.com/otiai10/copy)
* [bigfile](https://github.com/bigfile/bigfile) **star:175** 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:106** 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:80** A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS. [![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:65** Load Open Packaging Conventions (OPC) files for Go. [![godoc][GoDoc]](https://godoc.org/github.com/qmuntal/opc)
* [skywalker](https://github.com/dixonwille/skywalker) **star:60** 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:45** 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:30** Compute message digest, like MD5 and SHA256, for large files. [![godoc][GoDoc]](https://godoc.org/github.com/codingsince1985/checksum)
* [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)
* [flop](https://github.com/homedepot/flop) **star:22** 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)
* [baraka](https://github.com/xis/baraka) **star:16** 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)
* [go-decent-copy](https://github.com/hugocarreira/go-decent-copy) **star:14** 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)
* [gut/yos](https://github.com/1set/gut) **star:14** 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)
* [parquet](https://github.com/parsyl/parquet) **star:9** Read and write [parquet](https://parquet.apache.org) files. [![It hasn't been updated in the last year][Yellow]](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:2700** 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:861** Implementation of Fowler's Money pattern. [![godoc][GoDoc]](https://godoc.org/github.com/rhymond/go-money)
* [accounting](https://github.com/leekchan/accounting) **star:612** money and currency formatting for golang. [![godoc][GoDoc]](https://godoc.org/github.com/leekchan/accounting)
* [go-finance](https://github.com/FlashBoys/go-finance) **star:535** 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:348** 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:173** 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:87** 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:81** Embedded transactional database of accounts, running in multithreaded mode. [![godoc][GoDoc]](https://godoc.org/github.com/claygod/transaction)
* [vat](https://github.com/dannyvankooten/vat) **star:81** VAT number validation & EU VAT rates. [![godoc][GoDoc]](https://godoc.org/github.com/dannyvankooten/vat)
* [ofxgo](https://github.com/aclindsa/ofxgo) **star:79** Query OFX servers and/or parse the responses (with example command-line client). [![godoc][GoDoc]](https://godoc.org/github.com/aclindsa/ofxgo)
* [go-finnhub](https://github.com/m1/go-finnhub) **star:48** 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. [![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:36** High performant & accurate currency computation package. [![godoc][GoDoc]](https://godoc.org/github.com/bnkamalesh/currency)
* [sleet](https://github.com/BoltApp/sleet) **star:26** 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. [![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:1113** CSRF protection middleware for Go. [![godoc][GoDoc]](https://godoc.org/github.com/justinas/nosurf)
* [binding](https://github.com/mholt/binding) **star:784** 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:608** CSRF protection for Go web applications & services. [![godoc][GoDoc]](https://godoc.org/github.com/gorilla/csrf)
* [form](https://github.com/go-playground/form) **star:440** Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-playground/form) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/form)
* [conform](https://github.com/leebenson/conform) **star:210** 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:154** decode form's values into a struct. [![There was an update last week][Green]](https://github.com/monoculum/formam) [![godoc][GoDoc]](https://godoc.org/github.com/monoculum/formam)
* [forms](https://github.com/albrow/forms) **star:114** 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:1178** 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:81** 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:3973** 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:3820** 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:3309** 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:1724** 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:1547** 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:1469** Go bindings for the [Simple DirectMedia Layer](https://www.libsdl.org/).
* [engo](https://github.com/EngoEngine/engo) **star:1315** Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm. [![godoc][GoDoc]](https://godoc.org/github.com/EngoEngine/engo)
* [g3n](https://github.com/g3n/engine) **star:1280** Go 3D Game Engine. [![godoc][GoDoc]](https://godoc.org/github.com/g3n/engine)
* [termloop](https://github.com/JoelOtter/termloop) **star:1181** 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:1121** 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:849** Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK. [![There was an update last week][Green]](https://github.com/topfreegames/pitaya) [![godoc][GoDoc]](https://godoc.org/github.com/topfreegames/pitaya)
* [Oak](https://github.com/oakmound/oak) **star:829** Pure Go game engine. [![godoc][GoDoc]](https://godoc.org/github.com/oakmound/oak)
* [raylib-go](https://github.com/gen2brain/raylib-go) **star:564** Go bindings for [raylib](http://www.raylib.com/), a simple and easy-to-use library to learn videogames programming.
* [Azul3D](https://github.com/azul3d/engine) **star:466** 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:405** 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:188** Performance oriented 2D/3D math package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/go3d)
* [prototype](https://github.com/gonutz/prototype) **star:41** 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:14** 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:2350** .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:1804** Generate arbitrary Go code without templates. [![godoc][GoDoc]](https://godoc.org/github.com/dave/jennifer)
* [gen](https://github.com/clipperhouse/gen) **star:1217** 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:840** Derives functions from input types. [![godoc][GoDoc]](https://godoc.org/github.com/awalterschulze/goderive)
* [GoWrap](https://github.com/hexdigest/gowrap) **star:434** Generate decorators for Go interfaces using simple templates. [![godoc][GoDoc]](https://godoc.org/github.com/hexdigest/gowrap)
* [interfaces](https://github.com/rjeczalik/interfaces) **star:263** Command line tool for generating interface definitions. [![There was an update last week][Green]](https://github.com/rjeczalik/interfaces) [![godoc][GoDoc]](https://godoc.org/github.com/rjeczalik/interfaces)
* [go-enum](https://github.com/abice/go-enum) **star:151** Code generation for enums from code comments. [![There was an update last week][Green]](https://github.com/abice/go-enum) [![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:46** 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:33** 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:7201** Geolocation DB with spatial index and realtime geofencing. [![star > 2000][Awesome]](https://github.com/tidwall/tile38) [![godoc][GoDoc]](https://godoc.org/github.com/tidwall/tile38)
* [S2 geometry](https://github.com/golang/geo) **star:1150** S2 geometry library in Go. [![There was an update last week][Green]](https://github.com/golang/geo) [![godoc][GoDoc]](https://godoc.org/github.com/golang/geo)
* [mbtileserver](https://github.com/consbio/mbtileserver) **star:198** 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:148** 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:43** geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API. [![godoc][GoDoc]](https://godoc.org/github.com/hishamkaram/geoserver)
* [gismanager](https://github.com/hishamkaram/gismanager) **star:35** 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. [![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:9853** Compiler from Go to JavaScript. [![star > 2000][Awesome]](https://github.com/gopherjs/gopherjs) [![godoc][GoDoc]](https://godoc.org/github.com/gopherjs/gopherjs)
* [llgo](https://github.com/go-llvm/llgo) **star:1103** LLVM-based compiler for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/go-llvm/llgo) [![godoc][GoDoc]](https://godoc.org/github.com/go-llvm/llgo)
* [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:245** Transpile C code to Go code. [![godoc][GoDoc]](https://godoc.org/github.com/Konstantin8105/c4go)
* [f4go](https://github.com/Konstantin8105/f4go) **star:24** Transpile FORTRAN 77 code to Go code. [![There was an update last week][Green]](https://github.com/Konstantin8105/f4go) [![godoc][GoDoc]](https://godoc.org/github.com/Konstantin8105/f4go)
## Goroutines
*Tools for managing and working with Goroutines.*
* [ants](https://github.com/panjf2000/ants) **star:4805** 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:2502** goworker is a Go-based background worker. [![star > 2000][Awesome]](https://github.com/benmanns/goworker) [![godoc][GoDoc]](https://godoc.org/github.com/benmanns/goworker)
* [tunny](https://github.com/Jeffail/tunny) **star:1825** Goroutine pool for golang. [![It hasn't been updated in the last year][Yellow]](https://github.com/Jeffail/tunny) [![godoc][GoDoc]](https://godoc.org/github.com/Jeffail/tunny)
* [grpool](https://github.com/ivpusic/grpool) **star:605** 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:587** 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:442** 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:250** 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:183** Orchestrate goroutines with ease. [![godoc][GoDoc]](https://godoc.org/github.com/workanator/go-floc)
* [pond](https://github.com/alitto/pond) **star:158** 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:148** 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:96** 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:83** Flexible mechanism to make execution flow interruptible. [![There was an update last week][Green]](https://github.com/kamilsk/breaker) [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/breaker)
* [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)
* [gpool](https://github.com/Sherifabdlnaby/gpool) **star:71** 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:69** A safe way to execute functions asynchronously, recovering them in case of panic. [![godoc][GoDoc]](https://godoc.org/github.com/studiosol/async)
* [worker-pool](https://github.com/vardius/worker-pool) **star:69** goworker is a Go simple async worker pool. [![godoc][GoDoc]](https://godoc.org/github.com/vardius/worker-pool)
* [neilotoole/errgroup](https://github.com/neilotoole/errgroup) **star:64** 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:57** CyclicBarrier for golang. [![godoc][GoDoc]](https://godoc.org/github.com/marusama/cyclicbarrier)
* [threadpool](https://github.com/shettyh/threadpool) **star:51** Golang threadpool implementation. [![godoc][GoDoc]](https://godoc.org/github.com/shettyh/threadpool)
* [gollback](https://github.com/vardius/gollback) **star:46** 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:39** 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:30** 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:19** 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:18** 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:14** Like `sync.WaitGroup` with error handling and concurrency control. [![godoc][GoDoc]](https://godoc.org/github.com/pieterclaerhout/go-waitgroup)
* [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)
* [go-trylock](https://github.com/subchen/go-trylock) **star:12** TryLock support on read-write lock for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/subchen/go-trylock)
* [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:6** Transform your function to return channels for easy and powerful parallel processing. [![godoc][GoDoc]](https://godoc.org/github.com/ddelizia/channelify)
* [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)
* [hands](https://github.com/duanckham/hands) **star:5** A process controller used to control the execution and return strategies of multiple goroutines. [![godoc][GoDoc]](https://godoc.org/github.com/duanckham/hands)
* [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:11898** 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:8185** Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi). [![star > 2000][Awesome]](https://github.com/therecipe/qt) [![There was an update last week][Green]](https://github.com/therecipe/qt) [![godoc][GoDoc]](https://godoc.org/github.com/therecipe/qt)
* [ui](https://github.com/andlabs/ui) **star:7758** Platform-native GUI library for Go. Cross platform. [![star > 2000][Awesome]](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:7352** 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:5106** Windows application library kit for Go. [![star > 2000][Awesome]](https://github.com/lxn/walk) [![There was an update last week][Green]](https://github.com/lxn/walk) [![godoc][GoDoc]](https://godoc.org/github.com/lxn/walk)
* [app](https://github.com/murlokswarm/app) **star:4319** 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:3592** 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:1947** Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
* [gotk3](https://github.com/gotk3/gotk3) **star:1362** Go bindings for GTK3. [![There was an update last week][Green]](https://github.com/gotk3/gotk3) [![godoc][GoDoc]](https://godoc.org/github.com/gotk3/gotk3)
* [gowd](https://github.com/dtylman/gowd) **star:296** 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:6371** Go Native cross-platform GUI system automation. Control the mouse, keyboard and other. [![star > 2000][Awesome]](https://github.com/go-vgo/robotgo)
* [systray](https://github.com/getlantern/systray) **star:1605** 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:529** OSX Desktop Notifications library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/deckarep/gosx-notifier)
* [trayhost](https://github.com/shurcooL/trayhost) **star:200** 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:13** 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:8** 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:3752** 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:3452** 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:3432** Fast and simple HTTP microservice for image resizing. [![star > 2000][Awesome]](https://github.com/h2non/imaginary) [![godoc][GoDoc]](https://godoc.org/github.com/h2non/imaginary)
* [bild](https://github.com/anthonynsimon/bild) **star:3014** 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:2821** 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:2621** 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:2558** 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:1911** 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:1584** Go Language Library for SVG generation. [![godoc][GoDoc]](https://godoc.org/github.com/ajstarks/svgo)
* [smartcrop](https://github.com/muesli/smartcrop) **star:1485** Finds good crops for arbitrary images and crop sizes. [![godoc][GoDoc]](https://godoc.org/github.com/muesli/smartcrop)
* [picfit](https://github.com/thoas/picfit) **star:1398** An image resizing server written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/thoas/picfit)
* [gift](https://github.com/disintegration/gift) **star:1397** Package of image processing filters. [![godoc][GoDoc]](https://godoc.org/github.com/disintegration/gift)
* [bimg](https://github.com/h2non/bimg) **star:1320** 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:1244** 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:1218** 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:1102** 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:912** 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:573** 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)
* [draft](https://github.com/lucasepe/draft) **star:475** Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax. [![godoc][GoDoc]](https://godoc.org/github.com/lucasepe/draft)
* [image2ascii](https://github.com/qeesung/image2ascii) **star:473** 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)
* [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)
* [govips](https://github.com/davidbyttow/govips) **star:417** 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)
* [govatar](https://github.com/o1egl/govatar) **star:405** Library and CMD tool for generating funny avatars. [![godoc][GoDoc]](https://godoc.org/github.com/o1egl/govatar)
* [goimagehash](https://github.com/corona10/goimagehash) **star:375** Go Perceptual image hashing package. [![godoc][GoDoc]](https://godoc.org/github.com/corona10/goimagehash)
* [go-nude](https://github.com/koyachi/go-nude) **star:320** 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:154** 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:96** 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:89** Pure Go Library for LSB steganography. [![godoc][GoDoc]](https://godoc.org/github.com/auyer/steganography)
* [gltf](https://github.com/qmuntal/gltf) **star:88** 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:51** 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:35** 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)
## IoT (Internet of Things)
*Libraries for programming devices of the IoT.*
* [flogo](https://github.com/tibcosoftware/flogo) **star:1658** Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
* [mainflux](https://github.com/Mainflux/mainflux) **star:1251** 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:945** 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:247** Open-Source Platform for Quantified Self & IoT. [![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:174** 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:45** 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.*
* [JobRunner](https://github.com/bamzi/jobrunner) **star:819** Smart and featureful cron job scheduler with job queuing and live monitoring built in. [![godoc][GoDoc]](https://godoc.org/github.com/bamzi/jobrunner)
* [gron](https://github.com/roylee0704/gron) **star:814** Define time-based tasks using a simple Go API and Grons scheduler will run them accordingly. [![godoc][GoDoc]](https://godoc.org/github.com/roylee0704/gron)
* [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)
* [gocron](https://github.com/go-co-op/gocron) **star:458** Easy and fluent Go job scheduling. This is an actively maintained fork of [jasonlvhit/gocron](https://github.com/jasonlvhit/gocron). [![godoc][GoDoc]](https://godoc.org/github.com/go-co-op/gocron)
* [scheduler](https://github.com/carlescere/scheduler) **star:355** Cronjobs scheduling made easy. [![godoc][GoDoc]](https://godoc.org/github.com/carlescere/scheduler)
* [go-cron](https://github.com/rk/go-cron) **star:202** 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. [![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:103** Simple, zero-dependency scheduling library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/reugn/go-quartz)
* [leprechaun](https://github.com/kilgaloon/leprechaun) **star:78** 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:23** 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:7602** 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:2308** 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:1101** Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection. [![There was an update last week][Green]](https://github.com/valyala/fastjson) [![godoc][GoDoc]](https://godoc.org/github.com/valyala/fastjson)
* [kazaam](https://github.com/Qntfy/kazaam) **star:176** 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:100** JSON diff library for Go based on RFC6902 (JSON Patch). [![godoc][GoDoc]](https://godoc.org/github.com/wI2L/jsondiff)
* [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)
* [jettison](https://github.com/wI2L/jettison) **star:94** 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.
* [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. [![It hasn't been updated in the last year][Yellow]](https://github.com/yazgazan/jaydiff) [![godoc][GoDoc]](https://godoc.org/github.com/yazgazan/jaydiff)
* [json2go](https://github.com/m-zajac/json2go) **star:72** 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:52** 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:39** 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)
* [jsonic](https://github.com/sinhashubham95/jsonic) Utilities to handle and query JSON without defining structs in a type safe manner.
* [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)
* [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)
* [jzon](https://github.com/zerosnake0/jzon) **star:1** JSON library with standard compatible API/behavior. [![godoc][GoDoc]](https://godoc.org/github.com/zerosnake0/jzon)
## Logging
*Libraries for generating and working with log files.*
* [logrus](https://github.com/Sirupsen/logrus) **star:16887** Structured logger for Go. [![star > 2000][Awesome]](https://github.com/Sirupsen/logrus) [![godoc][GoDoc]](https://godoc.org/github.com/Sirupsen/logrus)
* [zap](https://github.com/uber-go/zap) **star:11635** 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:4191** Zero-allocation JSON logger. [![star > 2000][Awesome]](https://github.com/rs/zerolog) [![There was an update last week][Green]](https://github.com/rs/zerolog) [![godoc][GoDoc]](https://godoc.org/github.com/rs/zerolog)
* [spew](https://github.com/davecgh/go-spew) **star:4172** 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:2639** Leveled execution logs for Go. [![star > 2000][Awesome]](https://github.com/golang/glog) [![godoc][GoDoc]](https://godoc.org/github.com/golang/glog)
* [lumberjack](https://github.com/natefinch/lumberjack) **star:2320** Simple rolling logger, implements io.WriteCloser. [![star > 2000][Awesome]](https://github.com/natefinch/lumberjack) [![godoc][GoDoc]](https://godoc.org/github.com/natefinch/lumberjack)
* [tail](https://github.com/hpcloud/tail) **star:1980** 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:1523** 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:1061** Structured logging package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/apex/log)
* [log15](https://github.com/inconshreveable/log15) **star:993** Simple, powerful logging for Go. [![godoc][GoDoc]](https://godoc.org/github.com/inconshreveable/log15)
* [onelog](https://github.com/francoispqt/onelog) **star:382** 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)
* [logutils](https://github.com/hashicorp/logutils) **star:288** Utilities for slightly better logging in Go (Golang) extending the standard logger. [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/logutils)
* [phuslu/log](https://github.com/phuslu/log) **star:288** 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)
* [log](https://github.com/go-playground/log) **star:276** 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:203** 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:164** 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:150** 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:148** Minimalistic logging library for Go. [![godoc][GoDoc]](https://godoc.org/github.com/azer/logger)
* [xlog](https://github.com/rs/xlog) **star:135** Structured logger for `net/context` aware HTTP handlers with flexible dispatching. [![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). [![There was an update last week][Green]](https://github.com/go-ozzo/ozzo-log) [![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:107** 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:97** 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:40** Simple writer that rotate log files automatically based on current date and time, like cronolog. [![There was an update last week][Green]](https://github.com/utahta/go-cronowriter) [![godoc][GoDoc]](https://godoc.org/github.com/utahta/go-cronowriter)
* [gologger](https://github.com/sadlil/gologger) **star:38** 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:26** 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)
* [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)
* [journald](https://github.com/ssgreg/journald) **star:24** 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)
* [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:14** A powerful zero-dependency JSON 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. [![There was an update last week][Green]](https://github.com/borderstech/logmatic) [![godoc][GoDoc]](https://godoc.org/github.com/borderstech/logmatic)
* [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)
* [logo](https://github.com/mbndr/logo) **star:7** Golang logger to different configurable writers. [![godoc][GoDoc]](https://godoc.org/github.com/mbndr/logo)
* [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:3** 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:7597** General Machine Learning library for Go. [![star > 2000][Awesome]](https://github.com/sjwhitworth/golearn) [![There was an update last week][Green]](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:3784** 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:1613** 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. [![godoc][GoDoc]](https://godoc.org/github.com/galeone/tfgo)
* [gosseract](https://github.com/otiai10/gosseract) **star:1365** 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:1153** 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:1102** 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:710** An evolutionary optimization library. [![godoc][GoDoc]](https://godoc.org/github.com/MaxHalford/eaopt)
* [bayesian](https://github.com/jbrukh/bayesian) **star:697** Naive Bayesian Classification for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/jbrukh/bayesian)
* [CloudForest](https://github.com/ryanbressler/CloudForest) **star:678** 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:459** Neural Networks written in go. [![godoc][GoDoc]](https://godoc.org/github.com/goml/gobrain)
* [ocrserver](https://github.com/otiai10/ocrserver) **star:349** 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:298** 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:296** 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:288** 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:168** 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:162** Bayesian optimization framework for black-box functions written in Go. Everything will be optimized. [![godoc][GoDoc]](https://godoc.org/github.com/c-bata/goptuna)
* [shield](https://github.com/eaigner/shield) **star:136** 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:101** 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)
* [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)
* [gonet](https://github.com/dathoangnd/gonet) **star:62** Neural Network for Go. [![godoc][GoDoc]](https://godoc.org/github.com/dathoangnd/gonet)
* [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)
* [fonet](https://github.com/Fontinalis/fonet) **star:44** 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:33** 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)
* [go-featureprocessing](https://github.com/nikolaydubina/go-featureprocessing) **star:28** 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)
* [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:6699** Go library for Apache Kafka. [![star > 2000][Awesome]](https://github.com/Shopify/sarama) [![There was an update last week][Green]](https://github.com/Shopify/sarama) [![godoc][GoDoc]](https://godoc.org/github.com/Shopify/sarama)
* [gorush](https://github.com/appleboy/gorush) **star:5174** 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:4857** Asynchronous task queue/job queue based on distributed message passing. [![star > 2000][Awesome]](https://github.com/RichardKnop/machinery) [![godoc][GoDoc]](https://godoc.org/github.com/RichardKnop/machinery)
* [Centrifugo](https://github.com/centrifugal/centrifugo) **star:4813** 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:3878** socket.io library for golang, a realtime application framework. [![star > 2000][Awesome]](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:3173** 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:2786** 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:2454** 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:2419** 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:2261** 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:2033** 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:1955** 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:1824** 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:1225** 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:1022** 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)
* [zmq4](https://github.com/pebbe/zmq4) **star:884** Go interface to ZeroMQ version 4. Also available for [version 3](https://github.com/pebbe/zmq3) and [version 2](https://github.com/pebbe/zmq2). [![godoc][GoDoc]](https://godoc.org/github.com/pebbe/zmq4)
* [Gollum](https://github.com/trivago/gollum) **star:880** 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:842** The lightweight event bus with async compatibility. [![godoc][GoDoc]](https://godoc.org/github.com/asaskevich/EventBus)
* [Asynq](https://github.com/hibiken/asynq) **star:836** A simple, reliable, and efficient distributed task queue for Go built on top of Redis. [![There was an update last week][Green]](https://github.com/hibiken/asynq) [![godoc][GoDoc]](https://godoc.org/github.com/hibiken/asynq)
* [dbus](https://github.com/godbus/dbus) **star:538** Native Go bindings for D-Bus. [![godoc][GoDoc]](https://godoc.org/github.com/godbus/dbus)
* [golongpoll](https://github.com/jcuga/golongpoll) **star:496** HTTP longpoll server library that makes web pub-sub simple. [![There was an update last week][Green]](https://github.com/jcuga/golongpoll) [![godoc][GoDoc]](https://godoc.org/github.com/jcuga/golongpoll)
* [emitter](https://github.com/olebedev/emitter) **star:389** Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins. [![godoc][GoDoc]](https://godoc.org/github.com/olebedev/emitter)
* [mangos](https://github.com/nanomsg/mangos) **star:361** 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:338** Simple pubsub package for go. [![godoc][GoDoc]](https://godoc.org/github.com/tuxychandru/pubsub)
* [Bus](https://github.com/mustafaturan/bus) **star:174** Minimalist message bus implementation for internal communication. [![There was an update last week][Green]](https://github.com/mustafaturan/bus) [![godoc][GoDoc]](https://godoc.org/github.com/mustafaturan/bus)
* [rabtap](https://github.com/jandelgado/rabtap) **star:163** RabbitMQ swiss army knife cli app. [![godoc][GoDoc]](https://godoc.org/github.com/jandelgado/rabtap)
* [messagebus](https://github.com/vardius/message-bus) **star:156** messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD. [![There was an update last week][Green]](https://github.com/vardius/message-bus)
* [guble](https://github.com/smancke/guble) **star:144** 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:105** 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:90** 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:59** 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)
* [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:52** Native implementation of the freedesktop notification spec. [![godoc][GoDoc]](https://godoc.org/github.com/TheCreeper/go-notify)
* [go-mq](https://github.com/cheshir/go-mq) **star:50** RabbitMQ client with declarative configuration. [![godoc][GoDoc]](https://godoc.org/github.com/cheshir/go-mq)
* [redisqueue](https://github.com/robinjoseph08/redisqueue) **star:47** 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:43** 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)
* [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. [![godoc][GoDoc]](https://godoc.org/github.com/sbabiv/rmqconn)
* [ami](https://github.com/kak-tus/ami) **star:12** Go client to reliable queues based on Redis Cluster Streams. [![godoc][GoDoc]](https://godoc.org/github.com/kak-tus/ami)
* [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)
* [hare](https://github.com/leozz37/hare) **star:9** A user friendly library for sending messages and listening to TCP sockets. [![godoc][GoDoc]](https://godoc.org/github.com/leozz37/hare)
## Microsoft Office
* [unioffice](https://github.com/unidoc/unioffice) **star:2696** 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:7859** 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:4729** 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) [![godoc][GoDoc]](https://godoc.org/github.com/tealeg/xlsx)
* [xlsx](https://github.com/plandem/xlsx) **star:128** 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:1744** 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:1708** A dependency injection based application framework for Go (built on top of dig). [![godoc][GoDoc]](https://godoc.org/github.com/uber-go/fx)
* [container](https://github.com/golobby/container) **star:134** 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:94** 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:64** Spring-inspired Dependency Injection Container. [![godoc][GoDoc]](https://godoc.org/github.com/goioc/di)
* [di](https://github.com/goava/di) **star:56** 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. [![godoc][GoDoc]](https://godoc.org/github.com/Fs02/wire)
* [linker](https://github.com/logrange/linker) **star:28** 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:20442** 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:836** 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:422** A Go application boilerplate template for quick starting projects following production best practices. [![godoc][GoDoc]](https://godoc.org/github.com/lacion/cookiecutter-golang)
* [scaffold](https://github.com/catchplay/scaffold) **star:92** 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)
* [golang-templates/seed](https://github.com/golang-templates/seed) **star:74** Go application GitHub repository template. [![There was an update last week][Green]](https://github.com/golang-templates/seed)
* [go-todo-backend](https://github.com/Fs02/go-todo-backend) **star:47** Go Todo Backend example using modular project layout for product microservice. [![godoc][GoDoc]](https://godoc.org/github.com/Fs02/go-todo-backend)
### Strings
*Libraries for working with strings.*
* [xstrings](https://github.com/huandu/xstrings) **star:866** 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:42** 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:5762** 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:3050** Library and command for making and extracting .zip and .tar.gz archives. [![star > 2000][Awesome]](https://github.com/mholt/archiver) [![There was an update last week][Green]](https://github.com/mholt/archiver) [![godoc][GoDoc]](https://godoc.org/github.com/mholt/archiver)
* [gofakeit](https://github.com/brianvoe/gofakeit) **star:1389** 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:1322** Your own local SMS gateway in Go that can be used to send SMS. [![godoc][GoDoc]](https://godoc.org/github.com/haxpax/gosms)
* [go-resiliency](https://github.com/eapache/go-resiliency) **star:1129** Resiliency patterns for golang. [![godoc][GoDoc]](https://godoc.org/github.com/eapache/go-resiliency)
* [gatus](https://github.com/TwinProduction/gatus) **star:1097** 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:1014** 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:892** Generic object pool for Golang. [![There was an update last week][Green]](https://github.com/jolestar/go-commons-pool) [![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.
* [shortid](https://github.com/teris-io/shortid) **star:633** Distributed generation of super short, unique, non-sequential, URL friendly IDs. [![godoc][GoDoc]](https://godoc.org/github.com/teris-io/shortid)
* [llvm](https://github.com/llir/llvm) **star:628** Library for interacting with LLVM IR in pure Go. [![godoc][GoDoc]](https://godoc.org/github.com/llir/llvm)
* [health](https://github.com/dimiro1/health) **star:409** 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:334** Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, and Bitbucket. [![godoc][GoDoc]](https://godoc.org/github.com/gabrie30/ghorg)
* [banner](https://github.com/dimiro1/banner) **star:318** Add beautiful banners into your Go applications. [![godoc][GoDoc]](https://godoc.org/github.com/dimiro1/banner)
* [gountries](https://github.com/pariz/gountries) **star:293** Package that exposes country and subdivision data. [![godoc][GoDoc]](https://godoc.org/github.com/pariz/gountries)
* [stateless](https://github.com/qmuntal/stateless) **star:225** A fluent library for creating state machines. [![There was an update last week][Green]](https://github.com/qmuntal/stateless) [![godoc][GoDoc]](https://godoc.org/github.com/qmuntal/stateless)
* [ffmt](https://github.com/go-ffmt/ffmt) **star:213** 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:192** 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:181** 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)
* [healthcheck](https://github.com/etherlabsio/healthcheck) **star:156** 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)
* [shoutrrr](https://github.com/containrrr/shoutrrr) **star:145** 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)
* [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:141** 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:118** 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:115** 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. [![godoc][GoDoc]](https://godoc.org/github.com/cabify/gotoprom)
* [indigo](https://github.com/osamingo/indigo) **star:76** 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:48** Some utilities for Persian language in go. [![There was an update last week][Green]](https://github.com/mavihq/persian) [![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. [![godoc][GoDoc]](https://godoc.org/github.com/miolini/datacounter)
* [autoflags](https://github.com/artyom/autoflags) **star:32** 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)
* [faker](https://github.com/pioz/faker) **star:28** Random fake data and struct generator for Go. [![godoc][GoDoc]](https://godoc.org/github.com/pioz/faker)
* [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)
* [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.
* [gosh](https://github.com/osamingo/gosh) **star:24** Provide Go Statistics Handler, Struct, Measure Method. [![There was an update last week][Green]](https://github.com/osamingo/gosh) [![godoc][GoDoc]](https://godoc.org/github.com/osamingo/gosh)
* [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:12** 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:11** 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:2660** 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:1502** 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:1367** 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:1105** 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:884** CN Hanzi to Hanyu Pinyin converter. [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/go-pinyin)
* [spaGO](https://github.com/nlpodyssey/spago) **star:796** 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:544** JP morphological analyzer written in pure Go. [![There was an update last week][Green]](https://github.com/ikawaha/kagome) [![godoc][GoDoc]](https://godoc.org/github.com/ikawaha/kagome)
* [whatlanggo](https://github.com/abadojack/whatlanggo) **star:468** 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:295** 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:291** 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:108** 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:88** 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:81** 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)
* [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)
* [go-stem](https://github.com/agonopol/go-stem) **star:58** 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)
* [segment](https://github.com/blevesearch/segment) **star:54** Go library for performing Unicode Text Segmentation as described in [Unicode Standard Annex #29](http://www.unicode.org/reports/tr29/) [![There was an update last week][Green]](https://github.com/blevesearch/segment) [![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)
* [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)
* [address](https://github.com/bojanz/address) **star:25** Handles address representation, validation and formatting. [![There was an update last week][Green]](https://github.com/bojanz/address) [![godoc][GoDoc]](https://godoc.org/github.com/bojanz/address)
* [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:16** 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:12** 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)
* [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)
* [govader](https://github.com/jonreiter/govader) **star:9** Go implementation of [VADER Sentiment Analysis](https://github.com/cjhutto/vaderSentiment). [![godoc][GoDoc]](https://godoc.org/github.com/jonreiter/govader)
* [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)
* [transliterator](https://github.com/alexsergivan/transliterator) **star:8** Provides one-way string transliteration with supporting of language-specific transliteration rules. [![godoc][GoDoc]](https://godoc.org/github.com/alexsergivan/transliterator)
* [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:14235** 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:12245** 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:6254** 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:5091** 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:4794** 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:3851** 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)
* [HTTPLab](https://github.com/gchaincl/httplab) **star:3644** 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)
* [gnet](https://github.com/panjf2000/gnet) **star:3476** `gnet` is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go. [![star > 2000][Awesome]](https://github.com/panjf2000/gnet) [![godoc][GoDoc]](https://godoc.org/github.com/panjf2000/gnet) [![Contains Chinese documents][CN]](https://github.com/panjf2000/gnet)
* [kcp-go](https://github.com/xtaci/kcp-go) **star:2830** KCP - Fast and Reliable ARQ Protocol. [![star > 2000][Awesome]](https://github.com/xtaci/kcp-go) [![godoc][GoDoc]](https://godoc.org/github.com/xtaci/kcp-go)
* [gobgp](https://github.com/osrg/gobgp) **star:2111** BGP implemented in the Go Programming Language. [![star > 2000][Awesome]](https://github.com/osrg/gobgp) [![There was an update last week][Green]](https://github.com/osrg/gobgp) [![godoc][GoDoc]](https://godoc.org/github.com/osrg/gobgp)
* [ssh](https://github.com/gliderlabs/ssh) **star:1807** 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:1695** 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. [![There was an update last week][Green]](https://github.com/fortio/fortio) [![godoc][GoDoc]](https://godoc.org/github.com/fortio/fortio)
* [water](https://github.com/songgao/water) **star:1155** Simple TUN/TAP library. [![godoc][GoDoc]](https://godoc.org/github.com/songgao/water)
* [go-getter](https://github.com/hashicorp/go-getter) **star:1070** Go library for downloading files or directories from various sources using a URL. [![There was an update last week][Green]](https://github.com/hashicorp/go-getter) [![godoc][GoDoc]](https://godoc.org/github.com/hashicorp/go-getter)
* [NFF-Go](https://github.com/intel-go/nff-go) **star:1020** 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)
* [gev](https://github.com/Allenxuxu/gev) **star:1015** gev is a lightweight, fast non-blocking TCP network library based on Reactor mode. [![There was an update last week][Green]](https://github.com/Allenxuxu/gev) [![godoc][GoDoc]](https://godoc.org/github.com/Allenxuxu/gev)
* [sftp](https://github.com/pkg/sftp) **star:949** Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt. [![godoc][GoDoc]](https://godoc.org/github.com/pkg/sftp)
* [grab](https://github.com/cavaliercoder/grab) **star:785** Go package for managing file downloads. [![godoc][GoDoc]](https://godoc.org/github.com/cavaliercoder/grab)
* [ftp](https://github.com/jlaffaye/ftp) **star:769** 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:719** 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:697** 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:665** Native Go library for performing SNMP actions. [![godoc][GoDoc]](https://godoc.org/github.com/soniah/gosnmp)
* [lhttp](https://github.com/fanux/lhttp) **star:599** 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:564** Fast IP to CIDR lookup for Go. [![godoc][GoDoc]](https://godoc.org/github.com/yl2chen/cidranger)
* [gotcp](https://github.com/gansidui/gotcp) **star:476** 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:460** 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:433** Go implementation of RFC 5389 STUN protocol. [![godoc][GoDoc]](https://godoc.org/github.com/go-rtc/stun)
* [gopcap](https://github.com/akrennmair/gopcap) **star:407** Go wrapper for libpcap. [![godoc][GoDoc]](https://godoc.org/github.com/akrennmair/gopcap)
* [go-stun](https://github.com/ccding/go-stun) **star:403** Go implementation of the STUN client (RFC 3489 and RFC 5389). [![godoc][GoDoc]](https://godoc.org/github.com/ccding/go-stun)
* [raw](https://github.com/mdlayher/raw) **star:377** 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:282** 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:252** High performance async-io networking for Golang in proactor mode. [![godoc][GoDoc]](https://godoc.org/github.com/xtaci/gaio)
* [buffstreams](https://github.com/stabbycutyou/buffstreams) **star:242** Streaming protocolbuffer data over TCP made easy. [![godoc][GoDoc]](https://godoc.org/github.com/stabbycutyou/buffstreams)
* [gmqtt](https://github.com/DrmagicE/gmqtt) **star:239** 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)
* [arp](https://github.com/mdlayher/arp) **star:237** 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:211** 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:168** 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:154** Go uTP micro transport protocol implementation. [![It hasn't been updated in the last year][Yellow]](https://github.com/anacrolix/utp) [![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:113** 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:55** 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)
* [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)
* [iplib](https://github.com/c-robinson/iplib) **star:42** 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)
* [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. [![There was an update last week][Green]](https://github.com/joeig/go-powerdns) [![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:17** A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT). [![There was an update last week][Green]](https://github.com/yahoo/panoptes-stream) [![godoc][GoDoc]](https://godoc.org/github.com/yahoo/panoptes-stream)
* [gohooks](https://github.com/averageflow/gohooks) **star:11** 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. [![There was an update last week][Green]](https://github.com/wzshiming/httpproxy) [![godoc][GoDoc]](https://godoc.org/github.com/wzshiming/httpproxy)
### HTTP Clients
*Libraries for making HTTP requests.*
* [resty](https://github.com/go-resty/resty) **star:3682** 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:1726** 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:1716** 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:1230** 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:861** Full-featured plugin-driven HTTP client library. [![godoc][GoDoc]](https://godoc.org/github.com/h2non/gentleman)
* [pester](https://github.com/sethgrid/pester) **star:533** 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:79** HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency. [![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:15** 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. [![godoc][GoDoc]](https://godoc.org/github.com/ybbus/httpretry)
## OpenGL
*Libraries for using OpenGL in Go.*
* [glfw](https://github.com/go-gl/glfw) **star:1036** Go bindings for GLFW 3.
* [gl](https://github.com/go-gl/gl) **star:774** 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:355** 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:144** 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. [![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:22344** 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:6305** 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:4297** 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:3600** 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:3461** 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:2439** 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) [![There was an update last week][Green]](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:1053** 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:1010** 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:952** Mysql database to golang gorm struct. [![There was an update last week][Green]](https://github.com/xxjwxc/gormt) [![godoc][GoDoc]](https://godoc.org/github.com/xxjwxc/gormt)
* [go-queryset](https://github.com/jirfag/go-queryset) **star:578** 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:508** 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:299** 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:148** 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:133** 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. [![There was an update last week][Green]](https://github.com/jschoedt/go-firestorm) [![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:13227** 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:8074** 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:5012** 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:2498** 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:1202** 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:356** 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.
* [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:12610** 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:1362** Simple profiling support package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/pkg/profile)
* [statsviz](https://github.com/arl/statsviz) **star:967** Live visualization of your Go application runtime statistics.
* [pixie](https://github.com/pixie-labs/pixie) **star:512** No instrumentation tracing for Golang applications via eBPF.
* [tracer](https://github.com/kamilsk/tracer) **star:42** Simple, lightweight tracing. [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/tracer)
## Query Language
* [graphql-go](https://github.com/graphql-go/graphql) **star:7188** 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:3576** 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:1601** 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:688** 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:241** JSON query expression library in Golang. [![godoc][GoDoc]](https://godoc.org/github.com/elgs/jsonql)
* [rql](https://github.com/a8m/rql) **star:183** 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:49** Jsonpath queries with advanced filters. [![godoc][GoDoc]](https://godoc.org/github.com/bhmj/jsonslice)
* [api-fu](https://github.com/ccbrown/api-fu) **star:23** 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:14** 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)
## Resource Embedding
* [packr](https://github.com/gobuffalo/packr) **star:3132** 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:3069** 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:2145** 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:918** 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:587** 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:579** 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:171** 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. [![There was an update last week][Green]](https://github.com/pyros2097/go-embed) [![godoc][GoDoc]](https://godoc.org/github.com/pyros2097/go-embed)
* [templify](https://github.com/wlbr/templify) **star:25** 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:4523** 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:1886** Statistics package with common functions missing from the Golang standard library. [![There was an update last week][Green]](https://github.com/montanaflynn/stats) [![godoc][GoDoc]](https://godoc.org/github.com/montanaflynn/stats)
* [gonum/plot](https://github.com/gonum/plot) **star:1793** 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:1549** Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more. [![There was an update last week][Green]](https://github.com/cpmech/gosl)
* [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:706** 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:663** 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:636** 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:418** Dataframes for machine-learning and statistics (similar to pandas). [![godoc][GoDoc]](https://godoc.org/github.com/rocketlaunchr/dataframe-go)
* [graph](https://github.com/yourbasic/graph) **star:403** Library of basic graph algorithms. [![godoc][GoDoc]](https://godoc.org/github.com/yourbasic/graph)
* [orb](https://github.com/paulmach/orb) **star:358** 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:318** Exponentially-weighted moving averages. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/ewma)
* [calendarheatmap](https://github.com/nikolaydubina/calendarheatmap) **star:233** 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:120** 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:107** 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:44** 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:21** 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)
* [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)
* [ode](https://github.com/ChristopherRabotin/ode) **star:12** 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)
* [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:4399** 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:2443** 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:1839** 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:1826** 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:1600** HTTP middleware for Go that facilitates some quick security wins. [![godoc][GoDoc]](https://godoc.org/github.com/unrolled/secure)
* [themis](https://github.com/cossacklabs/themis) **star:1187** 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.
* [acra](https://github.com/cossacklabs/acra) **star:691** 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:492** Go implementation of the NaCL set of API's. [![godoc][GoDoc]](https://godoc.org/github.com/kevinburke/nacl)
* [firewalld-rest](https://github.com/prashantgupta24/firewalld-rest) **star:297** 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:291** 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:269** encrypt/decrypt using ssh keys. [![godoc][GoDoc]](https://godoc.org/github.com/ssh-vault/ssh-vault)
* [go-password-validator](https://github.com/lane-c-wagner/go-password-validator) **star:252** 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:250** 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:239** 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:163** 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:38** 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:15** Password generator that can be used on the cli or as a library. [![godoc][GoDoc]](https://godoc.org/github.com/m1/go-generate-password)
* [goArgonPass](https://github.com/dwin/goArgonPass) **star:13** Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations. [![godoc][GoDoc]](https://godoc.org/github.com/dwin/goArgonPass)
* [secureio](https://github.com/xaionaro-go/secureio) **star:13** 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)
* [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:8758** High-performance 100% compatible drop-in replacement of "encoding/json". [![star > 2000][Awesome]](https://github.com/json-iterator/go) [![There was an update last week][Green]](https://github.com/json-iterator/go) [![godoc][GoDoc]](https://godoc.org/github.com/json-iterator/go)
* [goprotobuf](https://github.com/golang/protobuf) **star:7352** 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:4284** Protocol Buffers for Go with Gadgets. [![star > 2000][Awesome]](https://github.com/gogo/protobuf) [![There was an update last week][Green]](https://github.com/gogo/protobuf) [![godoc][GoDoc]](https://godoc.org/github.com/gogo/protobuf)
* [mapstructure](https://github.com/mitchellh/mapstructure) **star:4082** Go library for decoding generic map values into native Go structures. [![star > 2000][Awesome]](https://github.com/mitchellh/mapstructure) [![There was an update last week][Green]](https://github.com/mitchellh/mapstructure) [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/mapstructure)
* [go-codec](https://github.com/ugorji/go) **star:1493** 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:583** Code generation for the Colfer binary format.
* [csvutil](https://github.com/jszwec/csvutil) **star:449** High Performance, idiomatic CSV record encoding and decoding to native Go structures. [![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. [![godoc][GoDoc]](https://godoc.org/github.com/glycerine/go-capnproto)
* [cbor](https://github.com/fxamacker/cbor) **star:231** 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:27** 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. [![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)
* [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)
* [bel](https://github.com/32leaves/bel) **star:11** Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC. [![godoc][GoDoc]](https://godoc.org/github.com/32leaves/bel)
* [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)
## Server Applications
* [etcd](https://github.com/coreos/etcd) **star:34297** 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:31543** 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:25427** 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:4762** 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:3080** 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:2192** 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:1769** HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber. [![There was an update last week][Green]](https://github.com/xyproto/algernon) [![godoc][GoDoc]](https://godoc.org/github.com/xyproto/algernon)
* [Flagr](https://github.com/checkr/flagr) **star:1449** 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:1409** 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:1379** 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:1274** 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:1252** 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:869** An XMPP server written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/ortuman/jackal)
* [dudeldu](https://github.com/krotik/dudeldu) **star:119** 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)
* [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.
* [go-feature-flag](https://github.com/thomaspoignant/go-feature-flag) **star:15** 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. [![There was an update last week][Green]](https://github.com/thomaspoignant/go-feature-flag) [![godoc][GoDoc]](https://godoc.org/github.com/thomaspoignant/go-feature-flag)
* [simple-jwt-provider](https://github.com/leberKleber/simple-jwt-provider) **star:9** 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)
* [protoxy](https://github.com/camgraff/protoxy) **star:7** A proxy server that converts JSON request bodies to Protocol Buffers. [![godoc][GoDoc]](https://godoc.org/github.com/camgraff/protoxy)
* [go-proxy-cache](https://github.com/fabiocicerchia/go-proxy-cache) **star:4** 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:578** Go stream processing library. [![There was an update last week][Green]](https://github.com/reugn/go-streams) [![godoc][GoDoc]](https://godoc.org/github.com/reugn/go-streams)
* [machine](https://github.com/whitaker-io/machine) **star:60** Go library for writing and generating stream workers with built in metrics and traceability. [![godoc][GoDoc]](https://godoc.org/github.com/whitaker-io/machine)
* [stream](https://github.com/youthlin/stream) **star:21** 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:3725** 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:2100** Useful template functions for Go templates. [![star > 2000][Awesome]](https://github.com/Masterminds/sprig) [![godoc][GoDoc]](https://godoc.org/github.com/Masterminds/sprig)
* [quicktemplate](https://github.com/valyala/quicktemplate) **star:1961** 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:1853** Django-like template-engine for Go. [![godoc][GoDoc]](https://godoc.org/github.com/flosch/pongo2)
* [hero](https://github.com/shiyanhui/hero) **star:1429** 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:1001** Go implementation of the Mustache template language. [![godoc][GoDoc]](https://godoc.org/github.com/hoisie/mustache)
* [amber](https://github.com/eknkc/amber) **star:865** 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:767** Razor view engine for Golang. [![godoc][GoDoc]](https://godoc.org/github.com/sipin/gorazor)
* [jet](https://github.com/CloudyKit/jet) **star:737** Jet template engine. [![godoc][GoDoc]](https://godoc.org/github.com/CloudyKit/jet)
* [fasttemplate](https://github.com/valyala/fasttemplate) **star:460** Simple and fast template engine. Substitutes template placeholders up to 10x faster than [text/template](http://golang.org/pkg/text/template/). [![There was an update last week][Green]](https://github.com/valyala/fasttemplate) [![godoc][GoDoc]](https://godoc.org/github.com/valyala/fasttemplate)
* [ego](https://github.com/benbjohnson/ego) **star:459** Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled. [![It hasn't been updated in the last year][Yellow]](https://github.com/benbjohnson/ego) [![godoc][GoDoc]](https://godoc.org/github.com/benbjohnson/ego)
* [raymond](https://github.com/aymerick/raymond) **star:411** Complete handlebars implementation in Go. [![godoc][GoDoc]](https://godoc.org/github.com/aymerick/raymond)
* [maroto](https://github.com/johnfercher/maroto) **star:302** A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple. [![godoc][GoDoc]](https://godoc.org/github.com/johnfercher/maroto)
* [goview](https://github.com/foolin/goview) **star:200** 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:154** Closure templates (aka Soy templates) for Go, following the [official spec](https://developers.google.com/closure/templates/). [![godoc][GoDoc]](https://godoc.org/github.com/robfig/soy)
* [liquid](https://github.com/osteele/liquid) **star:113** Go implementation of Shopify Liquid templates. [![There was an update last week][Green]](https://github.com/osteele/liquid) [![godoc][GoDoc]](https://godoc.org/github.com/osteele/liquid)
* [velvet](https://github.com/gobuffalo/velvet) **star:74** 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:30** 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:20** 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:12286** 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:2100** Package for comparing Go values in tests. [![star > 2000][Awesome]](https://github.com/google/go-cmp) [![godoc][GoDoc]](https://godoc.org/github.com/google/go-cmp)
* [httpexpect](https://github.com/gavv/httpexpect) **star:1581** Concise, declarative, and easy to use end-to-end HTTP and REST API testing. [![godoc][GoDoc]](https://godoc.org/github.com/gavv/httpexpect)
* [godog](https://github.com/DATA-DOG/godog) **star:1235** 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:740** Mocha like testing framework fo Go. [![There was an update last week][Green]](https://github.com/franela/goblin) [![godoc][GoDoc]](https://godoc.org/github.com/franela/goblin)
* [baloo](https://github.com/h2non/baloo) **star:694** 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:593** A helper for Rails' like test fixtures to test database applications. [![There was an update last week][Green]](https://github.com/go-testfixtures/testfixtures) [![godoc][GoDoc]](https://godoc.org/github.com/go-testfixtures/testfixtures)
* [go-vcr](https://github.com/dnaeon/go-vcr) **star:480** Record and replay your HTTP interactions for fast, deterministic and accurate tests. [![godoc][GoDoc]](https://godoc.org/github.com/dnaeon/go-vcr)
* [go-mutesting](https://github.com/zimmski/go-mutesting) **star:376** 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:356** API Handler Testing for Golang Router framework. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/gofight)
* [gnomock](https://github.com/orlangure/gnomock) **star:350** integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks. [![There was an update last week][Green]](https://github.com/orlangure/gnomock) [![godoc][GoDoc]](https://godoc.org/github.com/orlangure/gnomock)
* [goc](https://github.com/qiniu/goc) **star:265** Goc is a comprehensive coverage testing system for The Go Programming Language. [![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:211** Tool for viewing test coverage in terminal. [![godoc][GoDoc]](https://godoc.org/github.com/msoap/go-carpet)
* [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)
* [gotest.tools](https://github.com/gotestyourself/gotest.tools) **star:187** A collection of packages to augment the go testing package and support common patterns. [![godoc][GoDoc]](https://godoc.org/github.com/gotestyourself/gotest.tools)
* [commander](https://github.com/SimonBaeumer/commander) **star:172** Tool for testing cli applications on windows, linux and osx. [![There was an update last week][Green]](https://github.com/SimonBaeumer/commander) [![godoc][GoDoc]](https://godoc.org/github.com/SimonBaeumer/commander)
* [endly](https://github.com/viant/endly) **star:169** Declarative end to end functional testing. [![godoc][GoDoc]](https://godoc.org/github.com/viant/endly)
* [cupaloy](https://github.com/bradleyjkemp/cupaloy) **star:127** Simple snapshot testing addon for your test framework. [![godoc][GoDoc]](https://godoc.org/github.com/bradleyjkemp/cupaloy)
* [dbcleaner](https://github.com/khaiql/dbcleaner) **star:120** 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:115** 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:86** 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:81** 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:76** 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.
* [jsonassert](https://github.com/kinbiko/jsonassert) **star:55** 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)
* [testcase](https://github.com/adamluzsi/testcase) **star:54** 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)
* [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. [![There was an update last week][Green]](https://github.com/jfilipczyk/gomatch) [![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:36** Datastore testing for SQL, NoSQL, structured files. [![godoc][GoDoc]](https://godoc.org/github.com/viant/dsunit)
* [covergates](https://github.com/covergates/covergates) **star:35** 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)
* [Hamcrest](https://github.com/rdrdr/hamcrest) **star:27** fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results. [![There was an update last week][Green]](https://github.com/rdrdr/hamcrest) [![godoc][GoDoc]](https://godoc.org/github.com/rdrdr/hamcrest)
* [go-hit](https://github.com/Eun/go-hit) **star:24** 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)
* [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:5059** Mocking framework for the Go programming language. [![star > 2000][Awesome]](https://github.com/golang/mock) [![godoc][GoDoc]](https://godoc.org/github.com/golang/mock)
* [go-sqlmock](https://github.com/DATA-DOG/go-sqlmock) **star:3073** 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:1682** HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI. [![There was an update last week][Green]](https://github.com/SpectoLabs/hoverfly) [![godoc][GoDoc]](https://godoc.org/github.com/SpectoLabs/hoverfly)
* [gock](https://github.com/h2non/gock) **star:1130** Versatile HTTP mocking made easy. [![godoc][GoDoc]](https://godoc.org/github.com/h2non/gock)
* [httpmock](https://github.com/jarcoal/httpmock) **star:957** Easy mocking of HTTP responses from external resources. [![godoc][GoDoc]](https://godoc.org/github.com/jarcoal/httpmock)
* [counterfeiter](https://github.com/maxbrunsfeld/counterfeiter) **star:466** Tool for generating self-contained mock objects. [![godoc][GoDoc]](https://godoc.org/github.com/maxbrunsfeld/counterfeiter)
* [minimock](https://github.com/gojuno/minimock) **star:336** Mock generator for Go interfaces. [![godoc][GoDoc]](https://godoc.org/github.com/gojuno/minimock)
* [go-txdb](https://github.com/DATA-DOG/go-txdb) **star:329** 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:93** 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:7** 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:3** Allows functions and method easy mocking, without defining new types; it's similar to Mockito for Java. [![There was an update last week][Green]](https://github.com/pasdam/mockit) [![godoc][GoDoc]](https://godoc.org/github.com/pasdam/mockit)
* Fuzzing and delta-debugging/reducing/shrinking.
* [go-fuzz](https://github.com/dvyukov/go-fuzz) **star:3777** 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:946** Library for populating go objects with random values. [![godoc][GoDoc]](https://godoc.org/github.com/google/gofuzz)
* [Tavor](https://github.com/zimmski/tavor) **star:225** 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:5746** 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) [![There was an update last week][Green]](https://github.com/knq/chromedp) [![godoc][GoDoc]](https://godoc.org/github.com/knq/chromedp)
* [selenoid](https://github.com/aerokube/selenoid) **star:1787** 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:1278** 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:506** 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:266** 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:227** browser automation library to control Chromium, Firefox and WebKit with a single API. [![There was an update last week][Green]](https://github.com/mxschmitt/playwright-go) [![godoc][GoDoc]](https://godoc.org/github.com/mxschmitt/playwright-go)
* Fail injection
* [failpoint](https://github.com/pingcap/failpoint) **star:552** 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:12855** 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:9671** GoQuery brings a syntax and a set of features similar to jQuery to the Go language. [![star > 2000][Awesome]](https://github.com/PuerkitoBio/goquery) [![There was an update last week][Green]](https://github.com/PuerkitoBio/goquery) [![godoc][GoDoc]](https://godoc.org/github.com/PuerkitoBio/goquery)
* [blackfriday](https://github.com/russross/blackfriday) **star:4611** 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:3402** Shell parser and formatter. [![star > 2000][Awesome]](https://github.com/mvdan/sh) [![There was an update last week][Green]](https://github.com/mvdan/sh) [![godoc][GoDoc]](https://godoc.org/github.com/mvdan/sh)
* [toml](https://github.com/BurntSushi/toml) **star:3402** 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:2482** 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:1750** HTML Sanitizer. [![godoc][GoDoc]](https://godoc.org/github.com/microcosm-cc/bluemonday)
* [gofeed](https://github.com/mmcdole/gofeed) **star:1519** Parse RSS and Atom feeds in Go. [![godoc][GoDoc]](https://godoc.org/github.com/mmcdole/gofeed)
* [inject](https://github.com/facebookgo/inject) **star:1299** 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:901** 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:711** 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:618** URL-friendly slugify with multiple languages support. [![godoc][GoDoc]](https://godoc.org/github.com/gosimple/slug)
* [dataflowkit](https://github.com/slotix/dataflowkit) **star:445** 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:432** Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages. [![godoc][GoDoc]](https://godoc.org/github.com/clbanning/mxj)
* [gographviz](https://github.com/awalterschulze/gographviz) **star:407** 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:320** Functions to get fixed width of the character or string. [![There was an update last week][Green]](https://github.com/mattn/go-runewidth) [![godoc][GoDoc]](https://godoc.org/github.com/mattn/go-runewidth)
* [htmlquery](https://github.com/antchfx/htmlquery) **star:320** 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:287** GNU gettext utilities for Go. [![godoc][GoDoc]](https://godoc.org/github.com/leonelquinteros/gotext)
* [goq](https://github.com/andrewstuart/goq) **star:185** 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:179** 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)
* [go-nmea](https://github.com/adrianmo/go-nmea) **star:135** NMEA parser library for the Go language. [![godoc][GoDoc]](https://godoc.org/github.com/adrianmo/go-nmea)
* [html-to-markdown](https://github.com/JohannesKaufmann/html-to-markdown) **star:134** 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)
* [omniparser](https://github.com/jf-tech/omniparser) **star:122** 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. [![There was an update last week][Green]](https://github.com/jf-tech/omniparser) [![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:85** 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:79** Editorconfig file parser and manipulator for 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. [![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:52** Parse and format vCard. [![godoc][GoDoc]](https://godoc.org/github.com/emersion/go-vcard)
* [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)
* [goregen](https://github.com/zach-klippenstein/goregen) **star:50** 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)
* [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:44** 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:22** 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:16** 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:746** Extract urls from text. [![godoc][GoDoc]](https://godoc.org/github.com/mvdan/xurls)
* [gotabulate](https://github.com/bndr/gotabulate) **star:256** Easily pretty-print your tabular data with Go. [![godoc][GoDoc]](https://godoc.org/github.com/bndr/gotabulate)
* [radix](https://github.com/yourbasic/radix) **star:165** 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:64** 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:30** 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)
* [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)
* [TySug](https://github.com/Dynom/TySug) **star:8** Alternative suggestions with respect to keyboard layouts. [![godoc][GoDoc]](https://godoc.org/github.com/Dynom/TySug)
* [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:7103** 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:6412** 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:2529** 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:2426** 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:1736** 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:1290** 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:1174** 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:1131** 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:1069** 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:936** Go Library that supports the Facebook Graph API. [![There was an update last week][Green]](https://github.com/huandu/facebook) [![godoc][GoDoc]](https://godoc.org/github.com/huandu/facebook)
* [go-jira](https://github.com/andygrunwald/go-jira) **star:842** 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:740** 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:578** Webhook receiver for GitHub and Bitbucket. [![There was an update last week][Green]](https://github.com/go-playground/webhooks) [![godoc][GoDoc]](https://godoc.org/github.com/go-playground/webhooks)
* [paypal](https://github.com/logpacker/PayPal-Go-SDK) **star:400** Wrapper for PayPal payment API. [![godoc][GoDoc]](https://godoc.org/github.com/logpacker/PayPal-Go-SDK)
* [geo-golang](https://github.com/codingsince1985/geo-golang) **star:385** 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. [![godoc][GoDoc]](https://godoc.org/github.com/codingsince1985/geo-golang)
* [go-marathon](https://github.com/gambol99/go-marathon) **star:194** 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:191** Go bindings for Ethereum JSON RPC API. [![godoc][GoDoc]](https://godoc.org/github.com/onrik/ethrpc)
* [Trello](https://github.com/adlio/trello) **star:158** 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. [![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:98** 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:88** Go wrapper for the Pushover API. [![godoc][GoDoc]](https://godoc.org/github.com/gregdel/pushover)
* [cachet](https://github.com/andygrunwald/cachet) **star:84** 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:77** 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)
* [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)
* [circleci](https://github.com/jszwedko/go-circleci) **star:54** 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)
* [gosip](https://github.com/koltyakov/gosip) **star:52** Go client library SharePoint API. [![There was an update last week][Green]](https://github.com/koltyakov/gosip) [![godoc][GoDoc]](https://godoc.org/github.com/koltyakov/gosip)
* [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)
* [simples3](https://github.com/rhnvrm/simples3) **star:47** Simple no frills AWS S3 Library using REST with V4 Signing written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/rhnvrm/simples3)
* [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)
* [gogtrends](https://github.com/groovili/gogtrends) **star:44** Google Trends Unofficial API. [![There was an update last week][Green]](https://github.com/groovili/gogtrends) [![godoc][GoDoc]](https://godoc.org/github.com/groovili/gogtrends)
* [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)
* [ynab](https://github.com/brunomvsouza/ynab.go) **star:43** 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)
* [uptimerobot](https://github.com/bitfield/uptimerobot) **star:42** 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:41** Go MusicBrainz WS2 client library. [![godoc][GoDoc]](https://godoc.org/github.com/michiwend/gomusicbrainz)
* [fcm](https://github.com/maddevsio/fcm) **star:39** 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)
* [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)
* [mixpanel](https://github.com/dukex/mixpanel) **star:36** Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications. [![godoc][GoDoc]](https://godoc.org/github.com/dukex/mixpanel)
* [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:31** 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:24** 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:21** 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:21** 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-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-imgur](https://github.com/koffeinsource/go-imgur) **star:19** Go client library for [imgur](https://imgur.com) [![godoc][GoDoc]](https://godoc.org/github.com/koffeinsource/go-imgur)
* [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:18** Go client library for the [LastPass](https://www.lastpass.com/) API. [![godoc][GoDoc]](https://godoc.org/github.com/ansd/lastpass-go)
* [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)
* [airtable](https://github.com/mehanizm/airtable) **star:14** Go client library for the [Airtable API](https://airtable.com/api). [![godoc][GoDoc]](https://godoc.org/github.com/mehanizm/airtable)
* [go-postman-collection](https://github.com/rbretecher/go-postman-collection) **star:14** 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)
* [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-hacknews](https://github.com/PaulRosset/go-hacknews) **star:11** 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)
* [go-aws-news](https://github.com/circa10a/go-aws-news) **star:10** Go application and library to fetch what's new from AWS. [![There was an update last week][Green]](https://github.com/circa10a/go-aws-news) [![godoc][GoDoc]](https://godoc.org/github.com/circa10a/go-aws-news)
* [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. [![There was an update last week][Green]](https://github.com/rinchsan/device-check-go) [![godoc][GoDoc]](https://godoc.org/github.com/rinchsan/device-check-go)
* [google-play-scraper](https://github.com/n0madic/google-play-scraper) **star:9** Get data from Google Play Store. [![godoc][GoDoc]](https://godoc.org/github.com/n0madic/google-play-scraper)
* [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 [![There was an update last week][Green]](https://github.com/dimuska139/rawg-sdk-go) [![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:34163** 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:20653** wrap git commands with additional functionality to interact with github from the terminal. [![star > 2000][Awesome]](https://github.com/github/hub) [![godoc][GoDoc]](https://godoc.org/github.com/github/hub)
* [ctop](https://github.com/bcicen/ctop) **star:10971** [Top-like](http://ctop.sh) interface (e.g. htop) for container metrics. [![star > 2000][Awesome]](https://github.com/bcicen/ctop) [![godoc][GoDoc]](https://godoc.org/github.com/bcicen/ctop)
* [sqlx](https://github.com/jmoiron/sqlx) **star:9547** 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:9270** 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:6807** 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:6159** 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:6074** usql is a universal command-line interface for SQL databases. [![star > 2000][Awesome]](https://github.com/knq/usql) [![godoc][GoDoc]](https://godoc.org/github.com/knq/usql)
* [godropbox](https://github.com/dropbox/godropbox) **star:3924** 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)
* [realize](https://github.com/tockins/realize) **star:3890** 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:3042** 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)
* [hystrix-go](https://github.com/afex/hystrix-go) **star:3016** 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:2797** 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:2540** 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:2496** 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:2293** Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...). [![star > 2000][Awesome]](https://github.com/thoas/go-funk) [![godoc][GoDoc]](https://godoc.org/github.com/thoas/go-funk)
* [mc](https://github.com/minio/mc) **star:1706** 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:1668** Simple and powerful toolkit for BoltDB. [![godoc][GoDoc]](https://godoc.org/github.com/asdine/storm)
* [mmake](https://github.com/tj/mmake) **star:1531** Modern Make. [![godoc][GoDoc]](https://godoc.org/github.com/tj/mmake)
* [mole](https://github.com/davrodpin/mole) **star:1424** cli app to easily create ssh tunnels. [![godoc][GoDoc]](https://godoc.org/github.com/davrodpin/mole)
* [mergo](https://github.com/imdario/mergo) **star:1363** 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:1336** Go package to easily provide a terminal spinner with options. [![godoc][GoDoc]](https://godoc.org/github.com/briandowns/spinner)
* [boilr](https://github.com/tmrts/boilr) **star:1235** 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:1230** 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:982** Jump helps you navigate faster by learning your habits. [![godoc][GoDoc]](https://godoc.org/github.com/gsamokovarov/jump)
* [circuitbreaker](https://github.com/rubyist/circuitbreaker) **star:918** 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:851** 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:693** \*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:529** 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:528** 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:461** 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. [![It hasn't been updated in the last year][Yellow]](https://github.com/ungerik/go-dry) [![godoc][GoDoc]](https://godoc.org/github.com/ungerik/go-dry)
* [ergo](https://github.com/cristianoliveira/ergo) **star:439** 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:437** 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:411** 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:392** 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:324** Simple struct copying for Go. [![godoc][GoDoc]](https://godoc.org/github.com/ulule/deepcopier)
* [go-rate](https://github.com/beefsack/go-rate) **star:319** Timed rate limiter for Go. [![godoc][GoDoc]](https://godoc.org/github.com/beefsack/go-rate)
* [clockwork](https://github.com/jonboulle/clockwork) **star:315** A simple fake clock for golang. [![godoc][GoDoc]](https://godoc.org/github.com/jonboulle/clockwork)
* [gubrak](https://github.com/novalagung/gubrak) **star:307** Golang utility library with syntactic sugar. It's like lodash, but for golang. [![godoc][GoDoc]](https://godoc.org/github.com/novalagung/gubrak)
* [retry](https://github.com/kamilsk/retry) **star:268** The most advanced functional mechanism to perform actions repetitively until successful. [![There was an update last week][Green]](https://github.com/kamilsk/retry) [![godoc][GoDoc]](https://godoc.org/github.com/kamilsk/retry)
* [delve](https://github.com/derekparker/delve) **star:263** Go debugger. [![godoc][GoDoc]](https://godoc.org/github.com/derekparker/delve)
* [create-go-app](https://github.com/create-go-app/cli) **star:254** A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command. [![godoc][GoDoc]](https://godoc.org/github.com/create-go-app/cli)
* [gohper](https://github.com/cosiner/gohper) **star:252** 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:230** 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:210** 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:193** 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:192** Collection of useful utility functions. (strings, concurrency, manipulations, ...). [![godoc][GoDoc]](https://godoc.org/github.com/shomali11/util)
* [gotenv](https://github.com/subosito/gotenv) **star:188** 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:168** 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:163** 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:158** 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:149** 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:148** 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:148** Runs functions resiliently, catching and restarting panics. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/robustly)
* [chyle](https://github.com/antham/chyle) **star:135** Changelog generator using a git repository with multiple configuration possibilities. [![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:109** 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:84** 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)
* [nostromo](https://github.com/pokanop/nostromo) **star:80** CLI for building powerful aliases. [![godoc][GoDoc]](https://godoc.org/github.com/pokanop/nostromo)
* [countries](https://github.com/biter777/countries) **star:79** 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)
* [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)
* [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)
* [goseaweedfs](https://github.com/linxGnu/goseaweedfs) **star:76** SeaweedFS client library with almost full features. [![godoc][GoDoc]](https://godoc.org/github.com/linxGnu/goseaweedfs)
* [taskctl](https://github.com/taskctl/taskctl) **star:73** Concurrent task runner. [![There was an update last week][Green]](https://github.com/taskctl/taskctl) [![godoc][GoDoc]](https://godoc.org/github.com/taskctl/taskctl)
* [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)
* [sorty](https://github.com/jfcg/sorty) **star:70** Fast Concurrent / Parallel Sorting. [![godoc][GoDoc]](https://godoc.org/github.com/jfcg/sorty)
* [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)
* [scan](https://github.com/blockloop/scan) **star:68** Scan golang `sql.Rows` directly to structs, slices, or primitive types. [![There was an update last week][Green]](https://github.com/blockloop/scan) [![godoc][GoDoc]](https://godoc.org/github.com/blockloop/scan)
* [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)
* [multitick](https://github.com/VividCortex/multitick) **star:64** Multiplexor for aligned tickers. [![godoc][GoDoc]](https://godoc.org/github.com/VividCortex/multitick)
* [pattern-match](https://github.com/alexpantyukhin/go-pattern-match) **star:64** Pattern matching libray. [![godoc][GoDoc]](https://godoc.org/github.com/alexpantyukhin/go-pattern-match)
* [handy](https://github.com/miguelpragier/handy) **star:61** 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:53** 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)
* [pgo](https://github.com/arthurkushman/pgo) **star:51** Convenient functions for PHP community. [![godoc][GoDoc]](https://godoc.org/github.com/arthurkushman/pgo)
* [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)
* [mongo-go-pagination](https://github.com/gobeam/mongo-go-pagination) **star:48** 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)
* [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)
* [cmd](https://github.com/SimonBaeumer/cmd) **star:45** Library for executing shell commands on osx, windows and linux. [![godoc][GoDoc]](https://godoc.org/github.com/SimonBaeumer/cmd)
* [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)
* [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)
* [goctx](https://github.com/zerosnake0/goctx) Get your context value with high performance.
* [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)
* [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)
* [gpath](https://github.com/tenntenn/gpath) **star:39** 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)
* [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)
* [beyond](https://github.com/wesovilabs/beyond) **star:38** 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)
* [dbt](https://github.com/nikogura/dbt) **star:38** A framework for running self-updating signed binaries from a central, trusted repository. [![godoc][GoDoc]](https://godoc.org/github.com/nikogura/dbt)
* [filter](https://github.com/gookit/filter) **star:37** provide filtering, sanitizing, and conversion of Go data. [![godoc][GoDoc]](https://godoc.org/github.com/gookit/filter)
* [slice](https://github.com/psampaz/slice) **star:37** Type-safe functions for common Go slice operations. [![godoc][GoDoc]](https://godoc.org/github.com/psampaz/slice)
* [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)
* [go-lock](https://github.com/viney-shih/go-lock) **star:32** 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)
* [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)
* [evaluator](https://github.com/nullne/evaluator) **star:29** 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:28** Collections of string manipulation and conversion functions. [![godoc][GoDoc]](https://godoc.org/github.com/ik5/gostrutils)
* [tome](https://github.com/cyruzin/tome) **star:25** Tome was designed to paginate simple RESTful APIs. [![godoc][GoDoc]](https://godoc.org/github.com/cyruzin/tome)
* [changie](https://github.com/miniscruff/changie) **star:24** 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)
* [generate](https://github.com/go-playground/generate) **star:24** 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)
* [slicer](https://github.com/leaanthony/slicer) **star:24** Makes working with slices easier. [![godoc][GoDoc]](https://godoc.org/github.com/leaanthony/slicer)
* [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)
* [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)
* [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)
* [go-httpheader](https://github.com/mozillazg/go-httpheader) **star:20** Go library for encoding structs into Header fields. [![It hasn't been updated in the last year][Yellow]](https://github.com/mozillazg/go-httpheader) [![godoc][GoDoc]](https://godoc.org/github.com/mozillazg/go-httpheader)
* [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)
* [equalizer](https://github.com/reugn/equalizer) **star:17** Quota manager and rate limiter collection for Go. [![There was an update last week][Green]](https://github.com/reugn/equalizer) [![godoc][GoDoc]](https://godoc.org/github.com/reugn/equalizer)
* [ghokin](https://github.com/antham/ghokin) **star:17** Parallelized formatter with no external dependencies for gherkin (cucumber, behat...). [![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)
* [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)
* [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)
* [mimesniffer](https://github.com/aofei/mimesniffer) **star:14** A MIME type sniffer for Go. [![godoc][GoDoc]](https://godoc.org/github.com/aofei/mimesniffer)
* [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)
* [shutdown](https://github.com/ztrue/shutdown) **star:14** 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)
* [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:11** A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward. [![godoc][GoDoc]](https://godoc.org/github.com/icza/backscanner)
* [retry](https://github.com/shafreeck/retry) **star:11** A pretty simple library to ensure your work to be done. [![godoc][GoDoc]](https://godoc.org/github.com/shafreeck/retry)
* [go-convert](https://github.com/Eun/go-convert) **star:10** Package go-convert enbles you to convert a value into another type. [![godoc][GoDoc]](https://godoc.org/github.com/Eun/go-convert)
* [go-countries](https://github.com/mikekonan/go-countries) **star:8** Lightweight lookup over ISO-3166 codes. [![godoc][GoDoc]](https://godoc.org/github.com/mikekonan/go-countries)
* [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)
* [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. [![godoc][GoDoc]](https://godoc.org/github.com/Henry-Sarabia/sliceconv)
* [blank](https://github.com/Henry-Sarabia/blank) **star:5** 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)
* [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:2** 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:2** Panic-safe sandbox. [![godoc][GoDoc]](https://godoc.org/github.com/kenkyu392/go-safe)
* [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:2363** 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:2115** 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:872** 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:385** 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:42** 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:28** 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:6864** 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:4577** Validators and sanitizers for strings, numerics, slices and structs. [![star > 2000][Awesome]](https://github.com/asaskevich/govalidator) [![godoc][GoDoc]](https://godoc.org/github.com/asaskevich/govalidator)
* [ozzo-validation](https://github.com/go-ozzo/ozzo-validation) **star:1847** 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:950** 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:354** 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:73** 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:55** 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:54** 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:45** :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:40** 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:1904** highly extensible Git implementation in pure Go. [![godoc][GoDoc]](https://godoc.org/github.com/go-git/go-git)
* [git2go](https://github.com/libgit2/git2go) **star:1579** Go bindings for libgit2. [![godoc][GoDoc]](https://godoc.org/github.com/libgit2/git2go)
* [hercules](https://github.com/src-d/hercules) **star:1216** 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:1478** Comprehensive Go bindings for FFmpeg. [![godoc][GoDoc]](https://godoc.org/github.com/giorgisio/goav)
* [m3u8](https://github.com/grafov/m3u8) **star:771** Parser and generator library of M3U8 playlists for Apple HLS. [![godoc][GoDoc]](https://godoc.org/github.com/grafov/m3u8)
* [gmf](https://github.com/3d0c/gmf) **star:651** Go bindings for FFmpeg av\* libraries. [![godoc][GoDoc]](https://godoc.org/github.com/3d0c/gmf)
* [go-astits](https://github.com/asticode/go-astits) **star:335** 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:295** Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.). [![There was an update last week][Green]](https://github.com/asticode/go-astisub) [![godoc][GoDoc]](https://godoc.org/github.com/asticode/go-astisub)
* [libvlc-go](https://github.com/adrg/libvlc-go) **star:176** 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. [![There was an update last week][Green]](https://github.com/ziutek/gst) [![godoc][GoDoc]](https://godoc.org/github.com/ziutek/gst)
* [go-m3u8](https://github.com/quangngotan95/go-m3u8) **star:68** 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:44810** 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:18937** 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:12101** High-productivity web framework for the Go language. [![star > 2000][Awesome]](https://github.com/revel/revel) [![godoc][GoDoc]](https://godoc.org/github.com/revel/revel)
* [Fiber](https://github.com/gofiber/fiber) **star:11117** 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:4096** 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:3448** Quick and easy way to setup a RESTful JSON API. [![star > 2000][Awesome]](https://github.com/ant0ine/go-json-rest) [![It hasn't been updated in the last year][Yellow]](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:3328** 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:3114** 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:2178** 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:1000** 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:838** 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)
* [Goyave](https://github.com/System-Glitch/goyave) **star:779** 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:410** A web framework written in Go with a focus on high performance and memory optimization. [![godoc][GoDoc]](https://godoc.org/github.com/abahmed/gearbox)
* [neo](https://github.com/ivpusic/neo) **star:410** 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:398** 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:344** 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:184** 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:147** 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:146** 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:143** hiboot is a high performance web application framework with auto configuration and dependency injection support. [![There was an update last week][Green]](https://github.com/hidevopsio/hiboot) [![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:139** Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications. [![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:120** 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:75** 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)
* [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)
* [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)
* [rux](https://github.com/gookit/rux) **star:54** Simple and fast web framework for build golang HTTP applications. [![godoc][GoDoc]](https://godoc.org/github.com/gookit/rux) [![Contains Chinese documents][CN]](https://github.com/gookit/rux)
* [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)
* [Beego](https://github.com/astaxie/beego) **star:40** 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!
* [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:1830** Rate limit HTTP request handler. [![godoc][GoDoc]](https://godoc.org/github.com/didip/tollbooth)
* [CORS](https://github.com/rs/cors) **star:1689** Easily add CORS capabilities to your API. [![godoc][GoDoc]](https://godoc.org/github.com/rs/cors)
* [Limiter](https://github.com/ulule/limiter) **star:1202** 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:786** 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:377** Fault injection middleware for Go. [![There was an update last week][Green]](https://github.com/github/go-fault) [![godoc][GoDoc]](https://godoc.org/github.com/github/go-fault)
* [ln-paywall](https://github.com/philippgille/ln-paywall) **star:109** 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:76** Handle `X-Forwarded-For` header and friends. [![There was an update last week][Green]](https://github.com/sebest/xff) [![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:6876** 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:2184** 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:1404** 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:215** Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go. [![It hasn't been updated in the last year][Yellow]](https://github.com/thedevsaddam/renderer) [![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:69** 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:13483** 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:12231** 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:8708** 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:1435** Mux and middleware package in Go. [![godoc][GoDoc]](https://godoc.org/github.com/gocraft/web)
* [Bone](https://github.com/go-zoo/bone) **star:1262** 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:866** 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:842** 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:490** 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:472** 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:390** 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:351** 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)
* [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)
* [Bxog](https://github.com/claygod/Bxog) **star:97** 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)
* [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)
* [GoRouter](https://github.com/vardius/gorouter) **star:87** 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)
* [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:7341** 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:421** 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:108** 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:73** 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:704** Win32 OLE implementation for golang. [![There was an update last week][Green]](https://github.com/go-ole/go-ole) [![godoc][GoDoc]](https://godoc.org/github.com/go-ole/go-ole)
* [d3d9](https://github.com/gonutz/d3d9) **star:113** 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:438** Generate a Go struct from XML. [![godoc][GoDoc]](https://godoc.org/github.com/miku/zek)
* [xpath](https://github.com/antchfx/xpath) **star:365** XPath package for Go. [![godoc][GoDoc]](https://godoc.org/github.com/antchfx/xpath)
* [xquery](https://github.com/antchfx/xquery) **star:154** 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:27** XML to MAP converter written Golang. [![godoc][GoDoc]](https://godoc.org/github.com/sbabiv/xml2map)
* [xmlwriter](https://github.com/shabbyrobe/xmlwriter) **star:17** Procedural XML generation API based on libxml2's xmlwriter module. [![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:3782** Golint is a linter for Go source code. [![star > 2000][Awesome]](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:1630** 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:1004** 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:839** 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:781** A Parser for PHP written in Go. [![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:488** 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:454** 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:406** 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:306** 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:240** 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:222** Tool for code clone detection. [![godoc][GoDoc]](https://godoc.org/github.com/mibk/dupl)
* [apicompat](https://github.com/bradleyfalzon/apicompat) **star:170** 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:110** 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:86** 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:44** 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:13017** 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:4909** 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:3390** 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:1318** 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:1129** Go mode for GNU/Emacs.
* [Watch](https://github.com/eaburns/Watch) **star:178** 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:87** 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:22** 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:16** 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:2980** 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:1361** 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:77** Generate Haskell inspired functions for your slices. [![godoc][GoDoc]](https://godoc.org/github.com/DylanMeeus/hasgo)
* [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.
* [xgen](https://github.com/xuri/xgen) **star:64** XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator. [![godoc][GoDoc]](https://godoc.org/github.com/xuri/xgen)
* [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. [![There was an update last week][Green]](https://github.com/usk81/generic) [![godoc][GoDoc]](https://godoc.org/github.com/usk81/generic)
## Go Tools
* [go-swagger](https://github.com/go-swagger/go-swagger) **star:5992** 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:4602** 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:2997** 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:575** Visualize dependency trees of any package by analyzing imports. [![godoc][GoDoc]](https://godoc.org/github.com/KyleBanks/depth)
* [gb](https://getgb.io/) An easy to use project based build tool for the Go programming language.
* [richgo](https://github.com/kyoh86/richgo) **star:517** Enrich `go test` outputs with text decorations. [![There was an update last week][Green]](https://github.com/kyoh86/richgo) [![godoc][GoDoc]](https://godoc.org/github.com/kyoh86/richgo)
* [rts](https://github.com/galeone/rts) **star:207** 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:127** 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:107** 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:96** 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)
* [gilbert](https://go-gilbert.github.io) Build system and task runner for Go projects.
## Software Packages
*Software written in Go.*
### DevOps Tools
* [kubernetes](https://github.com/kubernetes/kubernetes) **star:73511** 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:59359** 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:32202** 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:23108** 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:16156** 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:12459** 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:10061** 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:6099** 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:5895** GVM provides an interface to manage Go versions. [![star > 2000][Awesome]](https://github.com/moovweb/gvm)
* [gaia](https://github.com/gaia-pipeline/gaia) **star:4298** 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:3948** Dead simple, no frills Go cross compile tool. [![star > 2000][Awesome]](https://github.com/mitchellh/gox) [![godoc][GoDoc]](https://godoc.org/github.com/mitchellh/gox)
* [bosun](https://github.com/bosun-monitor/bosun) **star:3092** 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:2452** 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:2199** 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:1692** 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:1680** 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:1661** 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:1604** Simplistic, modern, and performant job scheduler. [![godoc][GoDoc]](https://godoc.org/github.com/ajvb/kala)
* [StatusOK](https://github.com/sanathp/statusok) **star:1439** 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:1081** 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:787** Enable your Go applications to self update. [![godoc][GoDoc]](https://godoc.org/github.com/sanbornm/go-selfupdate)
* [skm](https://github.com/TimothyYe/skm) **star:665** 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:641** 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:512** Blazing fast S3 and local filesystem execution tool. [![godoc][GoDoc]](https://godoc.org/github.com/peak/s5cmd)
* [aurora](https://github.com/xuri/aurora) **star:493** Cross-platform web-based Beanstalkd queue server console.
* [govvv](https://github.com/ahmetalpbalkan/govvv) **star:468** “go build” wrapper to easily add version information into Go binaries. [![godoc][GoDoc]](https://godoc.org/github.com/ahmetalpbalkan/govvv)
* [cassowary](https://github.com/rogerwelin/cassowary) **star:466** Modern cross-platform HTTP load-testing tool written in Go. [![godoc][GoDoc]](https://godoc.org/github.com/rogerwelin/cassowary) [![Contains Chinese documents][CN]](https://github.com/rogerwelin/cassowary)
* [uTask](https://github.com/ovh/utask) **star:341** 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:324** 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:293** 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:281** 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:272** 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:260** Flexible HTTP command line stress tester. [![godoc][GoDoc]](https://godoc.org/github.com/bengadbois/pewpew)
* [dogo](https://github.com/liudng/dogo) **star:232** 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)
* [jcli](https://github.com/jenkins-zh/jenkins-cli) **star:229** 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)
* [godbg](https://github.com/sirnewton01/godbg) **star:224** 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:222** 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:191** 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:177** gobrew lets you easily switch between multiple versions of go.
* [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)
* [easyssh-proxy](https://github.com/appleboy/easyssh-proxy) **star:167** Golang package for easy remote execution through SSH and SCP downloading via `ProxyCommand`. [![There was an update last week][Green]](https://github.com/appleboy/easyssh-proxy) [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/easyssh-proxy)
* [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:151** 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:143** 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:131** 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:108** 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)
* [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)
* [drone-scp](https://github.com/appleboy/drone-scp) **star:77** Copy files and artifacts via SSH using a binary, docker or Drone CI. [![godoc][GoDoc]](https://godoc.org/github.com/appleboy/drone-scp)
* [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)
* [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)
* [s3-proxy](https://github.com/oxyno-zeta/s3-proxy) **star:31** S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth). [![There was an update last week][Green]](https://github.com/oxyno-zeta/s3-proxy) [![godoc][GoDoc]](https://godoc.org/github.com/oxyno-zeta/s3-proxy)
* [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. [![godoc][GoDoc]](https://godoc.org/github.com/centerorbit/depcharge)
* [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:13752** 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:11662** 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)
* [Seaweed File System](https://github.com/chrislusf/seaweedfs) **star:11297** 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)
* [croc](https://github.com/schollz/croc) **star:11258** 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.
* [confd](https://github.com/kelseyhightower/confd) **star:7298** 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:6818** 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:6288** LiteIDE is a simple, open source, cross-platform Go IDE. [![star > 2000][Awesome]](https://github.com/visualfc/liteide) [![Contains Chinese documents][CN]](https://github.com/visualfc/liteide)
* [drive](https://github.com/odeke-em/drive) **star:5795** Google Drive client for the commandline. [![star > 2000][Awesome]](https://github.com/odeke-em/drive) [![godoc][GoDoc]](https://godoc.org/github.com/odeke-em/drive)
* [toxiproxy](https://github.com/shopify/toxiproxy) **star:5062** Proxy to simulate network and system conditions for automated tests. [![star > 2000][Awesome]](https://github.com/shopify/toxiproxy) [![There was an update last week][Green]](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:4664** 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:3544** 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:2404** 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:2282** 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:2227** 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:2104** 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:1982** Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates. [![godoc][GoDoc]](https://godoc.org/github.com/boyter/scc)
* [Circuit](https://github.com/gocircuit/circuit) **star:1873** 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:1795** 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:1488** 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:1247** Modern wiki software that integrates data from SaaS tools.
* [Go Package Store](https://github.com/shurcooL/Go-Package-Store) **star:889** App that displays updates for the Go packages in your GOPATH. [![godoc][GoDoc]](https://godoc.org/github.com/shurcooL/Go-Package-Store)
* [peg](https://github.com/pointlander/peg) **star:757** Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator. [![godoc][GoDoc]](https://godoc.org/github.com/pointlander/peg)
* [vFlow](https://github.com/VerizonDigital/vflow) **star:756** 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)
* [Leaps](https://github.com/jeffail/leaps) **star:694** 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)
* [shell2http](https://github.com/msoap/shell2http) **star:688** Executing shell commands via http server (for prototyping or remote control). [![godoc][GoDoc]](https://godoc.org/github.com/msoap/shell2http)
* [gfile](https://github.com/Antonito/gfile) **star:591** 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)
* [Guora](https://github.com/meloalright/guora) **star:506** 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.
* [Gebug](https://github.com/moshebe/gebug) **star:474** 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)
* [mockingjay](https://github.com/quii/mockingjay-server) **star:468** 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:443** 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:417** Video streaming torrent client. [![godoc][GoDoc]](https://godoc.org/github.com/Sioro-Neoku/go-peerflix)
* [ipe](https://github.com/dimiro1/ipe) **star:312** 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:302** 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:234** 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)
* [woke](https://github.com/get-woke/woke) **star:174** Detect non-inclusive language in your source code. [![godoc][GoDoc]](https://godoc.org/github.com/get-woke/woke)
* [tcpprobe](https://github.com/mehrdadrad/tcpprobe) **star:157** TCP tool for network performance and path monitoring, including socket statistics. [![There was an update last week][Green]](https://github.com/mehrdadrad/tcpprobe) [![godoc][GoDoc]](https://godoc.org/github.com/mehrdadrad/tcpprobe)
* [joincap](https://github.com/assafmo/joincap) **star:155** 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:144** A simple tool for running commands and generating files from templates. [![It hasn't been updated in the last year][Yellow]](https://github.com/gulien/orbit) [![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:100** 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:73** 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:1461** 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:1385** Go web framework benchmark. [![There was an update last week][Green]](https://github.com/smallnest/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:1076** Benchmarks of Go serialization methods. [![godoc][GoDoc]](https://godoc.org/github.com/alecthomas/go_serialization_benchmarks)
* [skynet](https://github.com/atemerev/skynet) **star:975** Skynet 1M threads microbenchmark. [![It hasn't been updated in the last year][Yellow]](https://github.com/atemerev/skynet)
* [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:136** 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:105** 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:54** 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:8750** A curated list of Go books. [![star > 2000][Awesome]](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:2129** 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:82** 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:36** 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:2353** 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:2243** 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:470** Gopherize yourself.
* [gophers](https://github.com/sillecelik/go-gopher) **star:77** 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:27097** 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:19796** 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:142** 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:36653** Golang ebook intro how to build a web app with golang. [![star > 2000][Awesome]](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) Well 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:5049** 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:717** A little e-book on Ethereum Development with Go. [![There was an update last week][Green]](https://github.com/miguelmota/ethereum-development-with-go-book) [![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:42** 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:14382** 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:12603** 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:1498** 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:212** An opinionated guideline to structure & develop a Go web application/service. [![There was an update last week][Green]](https://github.com/bnkamalesh/goapp) [![godoc][GoDoc]](https://godoc.org/github.com/bnkamalesh/goapp)
* [The worlds 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:1164** Intro to go for experienced programmers. [![Archived][Archived]](https://github.com/mkaz/working-with-go)
* [Your basic Go](http://yourbasic.org/golang) Huge collection of tutorials and how to's.