Awesome Go

This project is awesome-go Chinese version, last sync time : 2022-07-12 07:21:31(Synchronize every day)

financial support to Awesome Go

A curated list of awesome Go frameworks, libraries and software. Inspired by awesome-python。

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中文 | English

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Sponsorships:

Special thanks to

Quit struggling with scattered API keys and access controls. Keep your secrets in sync across environments, servers, and teams with Doppler.	Work from anywhere in the world with top tech companies like Riot Games, Coinbase, and Google.
Your app, enterprise-ready. Start selling to enterprise customers with just a few lines of code. Add Single Sign-On (and more) in minutes instead of months.	A dead-simple software licensing and distribution API built for developers Securely license and distribute Go applications with a single API. Add auto updates with only a few lines of code.
	workflow smarter, not harder Make the switch from one-size-fits-all CI/CD to PaaS workflows & turn k8s into a powerful developer experience that will measurably increase developer productivity by 200%

Awesome Go has no monthly fee, but we have employees who work hard to keep it running, with money raised we can repay the effort of each person involved! You can see how we calculate our billing and distribution as it is open to the entire community. Want to be a supporter of the project click here.

A curated list of awesome Go frameworks, libraries and software. Inspired by awesome-python.

Contributing:

Please take a quick gander at the contribution guidelines first. Thanks to all 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If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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
  • Contents
  • Audio and Music
  • Authentication and OAuth
  • Blockchain
  • Bot Building
  • Build Automation
  • Command Line
    • Advanced Console UIs
    • Standard CLI
  • Configuration
  • Continuous Integration
  • CSS Preprocessors
  • Data Structures and Algorithms
    • Bit-packing and Compression
    • Bit Sets
    • Bloom and Cuckoo Filters
    • Data Structure and Algorithm Collections
    • Iterators
    • Maps
    • Miscellaneous Data Structures and Algorithms
    • Nullable Types
    • Queues
    • Sets
    • Text Analysis
    • Trees
    • Pipes
  • Database
    • Caches
    • Databases Implemented in Go
    • Database Schema Migration
    • Database Tools
    • SQL Query Builders
  • Database Drivers
    • Interfaces to Multiple Backends
    • Relational Database Drivers
    • NoSQL Database Drivers
    • Search and Analytic Databases
  • Date and Time
  • Distributed Systems
  • Dynamic DNS
  • Email
  • Embeddable Scripting Languages
  • Error Handling
  • File Handling
  • Financial
  • Forms
  • Functional
  • Game Development
  • Generators
  • Geographic
  • Go Compilers
  • Goroutines
  • GUI
  • Hardware
  • Images
  • IoT (Internet of Things)
  • Job Scheduler
  • JSON
  • Logging
  • Machine Learning
  • Messaging
  • Microsoft Office
    • Microsoft Excel
  • Miscellaneous
    • Dependency Injection
    • Project Layout
    • Strings
    • Uncategorized
  • Natural Language Processing
    • Language Detection
    • Morphological Analyzers
    • Slugifiers
    • Tokenizers
    • Translation
    • Transliteration
  • Networking
    • HTTP Clients
  • OpenGL
  • ORM
  • Package Management
  • Performance
  • Query Language
  • Resource Embedding
  • Science and Data Analysis
  • Security
  • Serialization
  • Server Applications
  • Stream Processing
  • Template Engines
  • Testing
  • Text Processing
    • Formatters
    • Markup Languages
    • Parsers/Encoders/Decoders
    • Regular Expressions
    • Sanitation
    • Scrapers
    • RSS
    • Utility/Miscellaneous
  • Third-party APIs
  • Utilities
  • UUID
  • Validation
  • Version Control
  • Video
  • Web Frameworks
    • Middlewares
      • Actual middlewares
      • Libraries for creating HTTP middlewares
    • Routers
  • WebAssembly
  • Windows
  • XML
  • Zero Trust
  • Code Analysis
  • Editor Plugins
  • Go Generate Tools
  • Go Tools
  • Software Packages
    • DevOps Tools
    • Other Software
• Resources
  • Benchmarks
  • Conferences
  • E-Books
    • E-books for purchase
    • Free e-books
  • Gophers
  • Meetups
  • Style Guides
  • Social Media
    • Twitter
    • Reddit
  • Websites
    • Tutorials

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Audio and Music

Libraries for manipulating audio.

• Oto star:1013 A low-level library to play sound on multiple platforms.
• PortAudio star:514 Go bindings for the PortAudio audio I/O library.
• music-theory star:398 Music theory models in Go.
• id3v2 star:250 ID3 decoding and encoding library for Go.
• GoAudio star:233 Native Go Audio Processing Library.
• flac star:214 Native Go FLAC encoder/decoder with support for FLAC streams.
• malgo star:181 Mini audio library.
• gaad star:102 Native Go AAC bitstream parser.
• minimp3 star:82 Lightweight MP3 decoder library.
• gosamplerate star:19 libsamplerate bindings for go.

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Authentication and OAuth

Libraries for implementing authentications schemes.

• casbin star:12317 Authorization library that supports access control models like ACL, RBAC, ABAC.
• oauth2 star:4238 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
• goth star:3732 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
• authboss star:3087 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.
• go-jose star:1937 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
• loginsrv star:1863 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
• osin star:1745 Golang OAuth2 server library.
• gologin star:1534 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
• gorbac star:1305 provides a lightweight role-based access control (RBAC) implementation in Golang.
• scs star:1147 Session Manager for HTTP servers.
• paseto star:611 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
• jwt star:552 Safe, simple and fast JSON Web Tokens for Go.
• permissions2 star:458 Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
• go-guardian star:382 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.
• jwt star:285 Lightweight JSON Web Token (JWT) library.
• jeff star:239 Simple, flexible, secure and idiomatic web session management with pluggable backends.
• jwt-auth star:217 JWT middleware for Golang http servers with many configuration options.
• otpgen star:120 Library to generate TOTP/HOTP codes.
• sessionup star:116 Simple, yet effective HTTP session management and identification package.
• session star:107 Go session management for web servers (including support for Google App Engine - GAE).
• rbac star:98 Minimalistic RBAC package for Go applications.
• sjwt star:98 Simple jwt generator and parser.
• sessions star:65 Dead simple, highly performant, highly customizable sessions service for go http servers.
• securecookie star:60 Efficient secure cookie encoding/decoding.
• branca star:40 branca token specification implementation for Golang 1.15+.
• otpgo star:36 Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
• scope star:21 Easily Manage OAuth2 Scopes In Go.
• cookiestxt star:13 provides parser of cookies.txt file format.

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Blockchain

Tools for building blockchains.

• go-ethereum star:38323 Official Go implementation of the Ethereum protocol.
• tendermint star:5024 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.
• cosmos-sdk star:4171 A Framework for Building Public Blockchains in the Cosmos Ecosystem.
• gossamer star:340 A Go implementation of the Polkadot Host.
• solana-go star:337 Go library to interface with Solana JSON RPC and WebSocket interfaces.

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Bot Building

Libraries for building and working with bots.

• telegram-bot-api star:3800 Simple and clean Telegram bot client.
• olivia star:3255 A chatbot built with an artificial neural network.
• telebot star:2632 Telegram bot framework written in Go.
• Kelp star:904 official trading and market-making bot for the Stellar DEX. Works out-of-the-box, written in Golang, compatible with centralized exchanges and custom trading strategies.
• Golang CryptoTrading Bot star:807 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
• go-chat-bot star:748 IRC, Slack & Telegram bot written in Go.
• go-joe A general-purpose bot library inspired by Hubot but written in Go.
• slacker star:646 Easy to use framework to create Slack bots.
• tbot star:324 Telegram bot server with API similar to net/http.
• wayback star:286 A bot for Telegram, Mastodon, Slack, and other messaging platforms archives webpages.
• go-sarah star:245 Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
• go-twitch-irc star:243 Library to write bots for twitch.tv chat
• Tenyks star:172 Service oriented IRC bot using Redis and JSON for messaging.
• echotron star:150 An elegant and concurrent library for Telegram Bots in Go.
• hanu star:137 Framework for writing Slack bots.
• go-tgbot star:113 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
• slack-bot star:101 Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...
• margelet star:74 Framework for building Telegram bots.
• larry star:70 Larry 🐦 is a really simple Twitter bot generator that tweets random repositories from Github built in Go.
• ephemeral-roles star:63 A Discord bot for managing ephemeral roles based upon voice channel member presence.
• telego star:61 Telegram Bot API library for Golang with full one-to-one API implementation.
• slackscot star:52 Another framework for building Slack bots.
• govkbot star:39 Simple Go VK bot library.
• micha star:19 Go Library for Telegram bot api.
• teleterm star:10 Telegram Bot Exec Terminal Command.

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Build Automation

Libraries and tools helping with build automation.

• Task star:5467 simple "Make" alternative.
• realize star:4255 Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
• mage star:3056 Mage is a make/rake-like build tool using Go.
• mmake star:1604 Modern Make.
• goyek star:299 Create build pipelines in Go.
• taskctl star:196 Concurrent task runner.
• 1build star:169 Command line tool to frictionlessly manage project-specific commands.
• gaper star:55 Builds and restarts a Go project when it crashes or some watched file changes.
• gilbert Build system and task runner for Go projects.
• anko star:26 Simple application watcher for multiple programming languages.

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Command Line

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

• termui star:11933 Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
• gocui star:8292 Minimalist Go library aimed at creating Console User Interfaces.
• gommon/color Style terminal text.
• go-prompt star:4539 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
• termbox-go star:4349 Termbox is a library for creating cross-platform text-based interfaces.
• pterm star:2823 A library to beautify console output on every platform with many combinable components.
• progressbar star:2561 Basic thread-safe progress bar that works in every OS.
• termdash star:2011 Go terminal dashboard based on termbox-go and inspired by termui.
• asciigraph star:1967 Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
• uiprogress star:1921 Flexible library to render progress bars in terminal applications.
• spinner star:1832 Go package to easily provide a terminal spinner with options.
• mpb star:1742 Multi progress bar for terminal applications.
• uilive star:1466 Library for updating terminal output in realtime.
• aurora star:1207 ANSI terminal colors that supports fmt.Printf/Sprintf.
• gookit/color star:1134 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
• termenv star:1097 Advanced ANSI style & color support for your terminal applications.
• uitable star:651 Library to improve readability in terminal apps using tabular data.
• go-isatty star:626 isatty for golang.
• go-colorable star:625 Colorable writer for windows.
• chalk star:400 Intuitive package for prettifying terminal/console output.
• simpletable star:366 Simple tables in terminal with Go.
• yacspin star:345 Yet Another CLi Spinner package, for working with terminal spinners.
• tabby star:318 A tiny library for super simple Golang tables.
• box-cli-maker star:214 Make Highly Customized Boxes for your CLI.
• go-colortext star:210 Go library for color output in terminals.
• cfmt star:84 Contextual fmt inspired by bootstrap color classes.
• tabular star:63 Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
• cfmt star:43 Simple and convenient formatted stylized output fully compatible with fmt library.
• ctc star:39 The non-invasive cross-platform terminal color library does not need to modify the Print method.
• table star:31 Small library for terminal color based tables .
• marker star:29 Easiest way to match and mark strings for colorful terminal outputs.
• colourize star:25 Go library for ANSI colour text in terminals.
• crab-config-files-templating Dynamic configuration file templating tool for kubernetes manifest or general configuration files.
• go-ataman star:11 Go library for rendering ANSI colored text templates in terminals.

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Standard CLI

Libraries for building standard or basic Command Line applications.

• cobra star:27465 Commander for modern Go CLI interactions.
• urfave/cli star:18637 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
• elvish star:4777 An expressive programming language and a versatile interactive shell.
• kingpin star:3230 Command line and flag parser supporting sub commands (superseded by kong; see below).
• Dnote star:2324 A simple command line notebook with multi-device sync.
• go-flags star:2250 go command line option parser.
• pflag star:1843 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
• mitchellh/cli star:1551 Go library for implementing command-line interfaces.
• go-arg star:1412 Struct-based argument parsing in Go.
• ops star:991 Unikernel Builder/Orchestrator.
• liner star:905 Go readline-like library for command-line interfaces.
• complete star:835 Write bash completions in Go + Go command bash completion.
• mow.cli star:803 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
• flaggy star:802 A robust and idiomatic flags package with excellent subcommand support.
• cli star:658 Feature-rich and easy to use command-line package based on golang struct tags.
• argparse star:433 Command line argument parser inspired by Python's argparse module.
• climax star:198 Alternative CLI with "human face", in spirit of Go command.
• wmenu star:166 Easy to use menu structure for cli applications that prompts users to make choices.
• commandeer star:157 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
• sflags star:138 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
• flag star:120 Simple but powerful command line option parsing library for Go supporting subcommand.
• job star:119 JOB, make your short-term command as a long-term job.
• clîr star:117 A Simple and Clear CLI library. Dependency free.
• ukautz/clif star:113 Small command line interface framework.
• cmdr star:109 A POSIX/GNU style, getopt-like command-line UI Go library.
• cli star:108 Simple and complete API for building command line interfaces in Go.
• env star:91 Tag-based environment configuration for structs.
• carapace-bin star:57 Multi-shell multi-command argument completer.
• wlog star:57 Simple logging interface that supports cross-platform color and concurrency.
• gocmd star:56 Go library for building command line applications.
• hiboot cli cli application framework with auto configuration and dependency injection.
• acmd star:46 Simple, useful and opinionated CLI package in Go.
• strumt star:46 Library to create prompt chain.
• go-getoptions star:42 Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
• carapace star:40 Command argument completion generator for spf13/cobra.
• flagvar star:39 A collection of flag argument types for Go's standard flag package.
• argv star:33 Go library to split command line string as arguments array using the bash syntax.
• cmd star:33 Extends the standard flag package to support sub commands and more in idiomatic way.
• go-commander star:29 Go library to simplify CLI workflow.
• command-chain star:24 A go library for configure and run command chains - such like pipelining in unix shells.
• sand star:18 Simple API for creating interpreters and so much more.
• go-andotp star:15 A CLI program to encrypt/decrypt andOTP files. Can be used as library as well.
• ts star:14 Timestamp convert & compare tool.
• carapace-spec star:2 Define simple completions using a spec file.
• subcmd star:2 Another approach to parsing and running subcommands. Works alongside the standard flag package.

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Configuration

Libraries for configuration parsing.

• viper star:19818 Go configuration with fangs.
• godotenv star:5094 Go port of Ruby's dotenv library (Loads environment variables from .env).
• kelseyhightower/envconfig star:4164 Go library for managing configuration data from environment variables.
• ini star:2995 Go package to read and write INI files.
• env star:2544 Parse environment variables to Go structs (with defaults).
• koanf star:1049 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
• kong star:994 Command-line parser with support for arbitrarily complex command-line structures and additional sources of configuration such as YAML, JSON, TOML, etc (successor to kingpin).
• cleanenv star:646 Minimalistic configuration reader (from files, ENV, and wherever you want).
• konfig star:628 Composable, observable and performant config handling for Go for the distributed processing era.
• confita star:445 Load configuration in cascade from multiple backends into a struct.
• aconfig star:380 Simple, useful and opinionated config loader.
• gookit/config star:366 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
• config star:312 Cloud native application configuration. Bind ENV to structs in only two lines.
• GoLobby/Config star:285 GoLobby Config is a lightweight yet powerful configuration manager for the Go programming language.
• gone/jconf Modular JSON configuration. Keep you config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization.
• hjson star:266 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
• store star:260 Lightweight configuration manager for Go.
• config star:250 JSON or YAML configuration wrapper with environment variables and flags parsing.
• xdg star:231 Go implementation of the XDG Base Directory Specification and XDG user directories.
• envconfig star:222 Read your configuration from environment variables.
• fig star:217 Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
• joshbetz/config star:211 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
• gcfg star:161 read INI-style configuration files into Go structs; supports user-defined types and subsections.
• harvester star:110 Harvester, a easy to use static and dynamic configuration package supporting seeding, env vars and Consul integration.
• onion star:104 Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
• envcfg star:98 Un-marshaling environment variables to Go structs.
• envh star:95 Helpers to manage environment variables.
• configuro star:81 opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
• xdg star:68 Cross platform package that follows the XDG Standard.
• configuration star:66 Library for initializing configuration structs from env variables, files, flags and 'default' tag.
• gofigure star:64 Go application configuration made easy.
• configure star:56 Provides configuration through multiple sources, including JSON, flags and environment variables.
• go-aws-ssm star:50 Go package that fetches parameters from AWS System Manager - Parameter Store.
• uConfig star:49 Lightweight, zero-dependency, and extendable configuration management.
• hocon star:45 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.
• go-up star:37 A simple configuration library with recursive placeholders resolution and no magic.
• goConfig Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
• ingo star:36 Flags persisted in an ini-like config file.
• mini star:31 Golang package for parsing ini-style configuration files.
• genv star:28 Read environment variables easily with dotenv support.
• conflate star:25 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.
• env star:22 A lightweight package for loading environment variables into structs.
• config star:21 configure you app using file, environment variables, or flags in two lines of code
• go-ssm-config star:14 Go utility for loading configuration parameters from AWS SSM (Parameter Store).
• envconf star:10 Configuration from environment.
• ini star:9 INI Parser & Write Library, Unmarshal to Struct,Marshal to Json,Write File,watch file.
• nasermirzaei89/env star:8 Simple useful package for read environment variables.
• go-ini star:7 A Go package that marshals and unmarshals INI-files.
• typenv star:7 Minimalistic, zero dependency, typed environment variables library.
• swap star:6 Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
• piper star:5 Viper wrapper with config inheritance and key generation.
• go-conf star:4 Simple library for application configuration based on annotated structs. It supports reading the configuration from environment variables, config files and command line parameters.
• gonfig star:3 Tag-based configuration parser which loads values from different providers into typesafe struct.
• nfigure star:1 Per-library struct-tag based configuration from command lines (Posix & Go-style); environment, JSON, YAML

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Continuous Integration

Tools for help with continuous integration.

• drone star:25288 Drone is a Continuous Integration platform built on Docker, written in Go.
• CDS star:3903 Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
• goveralls star:730 Go integration for Coveralls.io continuous code coverage tracking system.
• gotestfmt star:218 go test output for humans.
• overalls star:111 Multi-Package go project coverprofile for tools like goveralls.
• duci star:74 A simple ci server no needs domain specific languages.
• gomason star:53 Test, Build, Sign, and Publish your go binaries from a clean workspace.
• roveralls star:17 Recursive coverage testing tool.

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CSS Preprocessors

Libraries for preprocessing CSS files.

• gcss star:454 Pure Go CSS Preprocessor.
• go-libsass star:188 Go wrapper to the 100% Sass compatible libsass project.

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Data Structures and Algorithms

Bit-packing and Compression

• roaring star:1677 Go package implementing compressed bitsets.
• binpacker star:188 Binary packer and unpacker helps user build custom binary stream.
• bit star:123 Golang set data structure with bonus bit-twiddling functions.
• crunch star:59 Go package implementing buffers for handling various datatypes easily.
• go-ef star:20 A Go implementation of the Elias-Fano encoding.
• bingo star:7 Fast, zero-allocation, lexicographical-order-preserving packing of native types to bytes.

Bit Sets

• bitset star:903 Go package implementing bitsets.
• bitmap star:155 Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go.

Bloom and Cuckoo Filters

• bloom star:1602 Go package implementing Bloom filters.
• boomfilters star:1460 Probabilistic data structures for processing continuous, unbounded streams.
• cuckoofilter star:917 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
• cuckoo-filter star:222 Cuckoo filter: a comprehensive cuckoo filter, which is configurable and space optimized compared with other implements, and all features mentioned in original paper is available.
• bloom star:147 Bloom filters implemented in Go.
• ring star:126 Go implementation of a high performance, thread safe bloom filter.
• bloom star:73 Golang Bloom filter implementation.
• bloomfilter star:9 Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.

Data Structure and Algorithm Collections

• gods star:11784 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
• go-datastructures star:6547 Collection of useful, performant, and thread-safe data structures.
• gostl star:675 Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
• algorithms star:649 Algorithms and data structures.CLRS study.

Iterators

• iter star:158 Go implementation of C++ STL iterators and algorithms.
• goterator star:9 Iterator implementation to provide map and reduce functionalities.

Maps

See also Database for more complex key-value stores, and Trees for additional ordered map implementations.

• cmap star:30 a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
• dict star:25 Python-like dictionaries (dict) for Go.
• goradd/maps star:7 Go 1.18+ generic map interface for maps; safe maps; ordered maps; ordered, safe maps; etc.

Miscellaneous Data Structures and Algorithms

• gota star:2253 Implementation of dataframes, series, and data wrangling methods for Go.
• hyperloglog star:784 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
• go-geoindex star:341 In-memory geo index.
• hilbert star:253 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
• go-rquad star:120 Region quadtrees with efficient point location and neighbour finding.
• conjungo star:106 A small, powerful and flexible merge library.
• go-rampart star:80 Determine how intervals relate to each other.
• count-min-log star:57 Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
• hide star:47 ID type with marshalling to/from hash to prevent sending IDs to clients.
• concurrent-writer star:44 Highly concurrent drop-in replacement for bufio.Writer.
• go-tuple star:28 Generic tuple implementation for Go 1.18+.
• fsm star:26 Finite-State Machine package.
• genfuncs star:19 Go 1.18+ generics package inspired by Kotlin's Sequence and Map.
• go18ds star:15 Go Data Structures using Go 1.18 generics.
• gofal star:15 fractional api for Go.
• slices star:7 Functions that operate on slices; like package strings but adapted to work with slices.
• slices star:5 Pure, generic functions for slices.

Nullable Types

• nan star:53 Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
• typ star:32 Null Types, Safe primitive type conversion and fetching value from complex structures.
• null star:25 Nullable Go types that can be marshalled/unmarshalled to/from JSON.

Queues

• deque star:355 Fast ring-buffer deque (double-ended queue).
• goconcurrentqueue star:196 Concurrent FIFO queue.
• memlog star:55 An easy to use, lightweight, thread-safe and append-only in-memory data structure inspired by Apache Kafka.
• deque star:51 A highly optimized double-ended queue.

Sets

• golang-set star:2547 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
• goset star:47 A useful Set collection implementation for Go.
• set star:21 Simple set data structure implementation in Go using LinkedHashMap.
• dsu star:6 Disjoint Set data structure implementation in Go.

Text Analysis

• bleve star:8497 Modern text indexing library for go.
• trie star:591 Trie implementation in Go.
• go-edlib star:334 Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
• go-adaptive-radix-tree star:234 Go implementation of Adaptive Radix Tree.
• levenshtein star:215 Implementation to calculate levenshtein distance in Go.
• levenshtein star:68 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
• ptrie star:29 An implementation of prefix tree.
• mspm star:17 Multi-String Pattern Matching Algorithm for information retrieval.
• parsefields star:6 Tools for parse JSON-like logs for collecting unique fields and events.

Trees

• hashsplit Split byte streams into chunks, and arrange chunks into trees, with boundaries determined by content, not position.
• skiplist star:209 Very fast Go Skiplist implementation.
• skiplist star:79 Skiplist implementation in Go.
• treemap star:21 Generic key-sorted map using a red-black tree under the hood.
• treap star:19 Persistent, fast ordered map using tree heaps.
• merkle star:3 Space-efficient computation of Merkle root hashes and inclusion proofs.

Pipes

• pipeline star:39 An implementation of pipelines with fan-in and fan-out.
• parapipe star:19 FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.
• ordered-concurrently star:15 Go module that processes work concurrently and returns output in a channel in the order of input.

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Database

Caches

Data stores with expiring records, in-memory distributed data stores, or in-memory subsets of file-based databases.

• groupcache star:11520 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
• BigCache star:5827 Efficient key/value cache for gigabytes of data.
• GCache star:2010 Cache library with support for expirable Cache, LFU, LRU and ARC.
• cache2go star:1776 In-memory key:value cache which supports automatic invalidation based on timeouts.
• fastcache star:1495 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
• gocache star:1377 A complete Go cache library with multiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
• ttlcache star:449 An in-memory cache with item expiration and generics.
• cachego star:178 Golang Cache component for multiple drivers.
• remember-go star:113 A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory).
• cache star:108 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
• bcache star:89 Eventually consistent distributed in-memory cache Go library.
• go-mcache star:82 Fast in-memory key:value store/cache library. Pointer caches.
• go-cache star:61 A flexible multi-layer Go caching library to deal with in-memory and shared cache by adopting Cache-Aside pattern.
• couchcache star:57 RESTful caching micro-service backed by Couchbase server.
• timedmap star:42 Map with expiring key-value pairs.
• clusteredBigCache star:41 BigCache with clustering support and individual item expiration.
• 2q star:10 2Q in-memory cache implementation.
• gdcache star:9 A pure non-intrusive cache library implemented by golang, you can use it to implement your own distributed cache.
• ttlcache star:5 In-memory key value storage with TTL for each record.

Databases Implemented in Go

• prometheus star:43308 Monitoring system and time series database.
• tidb star:31794 TiDB is a distributed SQL database. Inspired by the design of Google F1.
• cockroach star:25063 Scalable, Geo-Replicated, Transactional Datastore.
• influxdb star:23780 Scalable datastore for metrics, events, and real-time analytics.
• dgraph star:18207 Scalable, Distributed, Low Latency, High Throughput Graph Database.
• Milvus star:11257 Milvus is a vector database for embedding management, analytics and search.
• badger star:11003 Fast key-value store in Go.
• rqlite star:10656 The lightweight, distributed, relational database built on SQLite.
• immudb star:7679 immudb is a lightweight, high-speed immutable database for systems and applications written in Go.
• VictoriaMetrics star:6692 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
• bbolt star:5689 An embedded key/value database for Go.
• Bitcask 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).
• goleveldb star:5241 Implementation of the LevelDB key/value database in Go.
• ledisdb star:3874 Ledisdb is a high performance NoSQL like Redis based on LevelDB.
• buntdb star:3801 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
• rosedb star:2992 An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.
• tiedot star:2689 Your NoSQL database powered by Golang.
• nutsdb star:2316 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.
• godis star:2008 A Golang implemented high-performance Redis server and cluster.
• CovenantSQL star:1344 CovenantSQL is a SQL database on blockchain.
• diskv star:1188 Home-grown disk-backed key-value store.
• Databunker star:992 Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
• column star:949 High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.
• eliasdb star:926 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
• pogreb star:908 Embedded key-value store for read-heavy workloads.
• lotusdb star:879 Fast k/v database compatible with lsm and b+tree.
• moss star:873 Moss is a simple LSM key-value storage engine written in 100% Go.
• levigo star:404 Levigo is a Go wrapper for LevelDB.
• pudge star:326 Fast and simple key/value store written using Go's standard library.
• dtf star:243 A distributed transaction manager. Support XA, TCC, SAGA, Reliable Messages.
• Vasto star:238 A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
• clover star:228 A lightweight document-oriented NoSQL database written in pure Golang.
• piladb star:195 Lightweight RESTful database engine based on stack data structures.
• unitdb star:91 Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application.
• hare star:58 A simple database management system that stores each table as a text file of line-delimited JSON.
• Coffer star:30 Simple ACID key-value database that supports transactions.
• tempdb star:16 Key-value store for temporary items.

Database Schema Migration

• migrate star:9104 Database migrations. CLI and Golang library.
• goose star:2810 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
• sql-migrate star:2506 Database migration tool. Allows embedding migrations into the application using go-bindata.
• atlas star:1685 A Database Toolkit. A CLI designed to help companies better work with their data.
• skeema star:1030 Pure-SQL schema management system for MySQL, with support for sharding and external online schema change tools.
• soda Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• goavro star:814 A Go package that encodes and decodes Avro data.
• gormigrate star:788 Database schema migration helper for Gorm ORM.
• darwin star:130 Database schema evolution library for Go.
• migrator star:128 Dead simple Go database migration library.
• go-pg-migrations star:81 A Go package to help write migrations with go-pg/pg.
• avro star:37 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
• sqlize star:35 Database migration generator. Allows generate sql migration from model and existing sql by differ them.
• pravasan star:28 Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
• go-fixtures star:27 Django style fixtures for Golang's excellent built-in database/sql library.
• schema star:24 Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
• migrator star:19 MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.
• go-pg-migrate star:7 CLI-friendly package for go-pg migrations management.
• libschema star:3 Define your migrations separately in each library. Migrations for open source libraries. MySQL & PostgreSQL.
• godfish star:1 Database migration manager, works with native query language. Support for cassandra, mysql, postgres, sqlite3.
• gorm-seeder star:1 Simple database seeder for Gorm ORM.

Database Tools

• vitess star:14342 vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
• pgweb star:7356 Web-based PostgreSQL database browser.
• kingshard star:6058 kingshard is a high performance proxy for MySQL powered by Golang.
• orchestrator star:4588 MySQL replication topology manager & visualizer.
• go-mysql-elasticsearch star:3796 Sync your MySQL data into Elasticsearch automatically.
• hasql Library for accessing multi-host SQL database installations.
• go-mysql star:3690 Go toolset to handle MySQL protocol and replication.
• pREST star:3291 Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.
• chproxy star:930 HTTP proxy for ClickHouse database.
• pg_timetable star:734 Advanced scheduling for PostgreSQL.
• clickhouse-bulk star:367 Collects small inserts and sends big requests to ClickHouse servers.
• myreplication star:185 MySql binary log replication listener. Supports statement and row based replication.
• octillery star:166 Go package for sharding databases ( Supports every ORM or raw SQL ).
• rdb star:156 Redis RDB file parser for secondary development and memory analysis.
• dbbench star:71 Database benchmarking tool with support for several databases and scripts.
• datagen star:48 A fast data generator that's multi-table aware and supports multi-row DML.
• prep star:31 Use prepared SQL statements without changing your code.
• rwdb star:14 rwdb provides read replica capability for multiple database servers setup.
• dynago star:3 Simplify working with AWS DynamoDB.

SQL Query Builders

Libraries for building and using SQL.

• sqlc star:5888 Generate type-safe code from SQL.
• Squirrel star:4977 Go library that helps you build SQL queries.
• xo star:3149 Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.
• goqu star:1585 Idiomatic SQL builder and query library.
• gendry star:1405 Non-invasive SQL builder and powerful data binder.
• jet star:754 Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
• Dotsql star:640 Go library that helps you keep sql files in one place and use them with ease.
• ozzo-dbx star:560 Powerful data retrieval methods as well as DB-agnostic query building capabilities.
• dbq star:347 Zero boilerplate database operations for Go.
• sqlingo star:245 A lightweight DSL to build SQL in Go.
• sqrl star:244 SQL query builder, fork of Squirrel with improved performance.
• Squalus Thin layer over the Go SQL package that makes it easier to perform queries.
• sq star:163 Type-safe SQL builder and struct mapper for Go.
• igor star:86 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
• sqlf star:74 Fast SQL query builder.
• buildsqlx star:67 Go database query builder library for PostgreSQL.
• godbal star:53 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
• bqb star:37 Lightweight and easy to learn query builder.
• gosql star:23 SQL Query builder with better null values support.
• qry star:22 Tool that generates constants from files with raw SQL queries.
• ormlite star:3 Lightweight package containing some ORM-like features and helpers for sqlite databases.
• sg star:1 A SQL Gen for generating standard SQLs(supports: CRUD) written in Go.

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Database Drivers

Interfaces to Multiple Backends

• cayley star:14243 Graph database with support for multiple backends.
• gokv star:442 Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
• dsc star:25 Datastore connectivity for SQL, NoSQL, structured files.

Relational Database Drivers

• go-sql-driver/mysql star:12405 MySQL driver for Go.
• pq star:7440 Pure Go Postgres driver for database/sql.
• go-sqlite3 star:5818 SQLite3 driver for go that uses database/sql.
• pgx star:5697 PostgreSQL driver supporting features beyond those exposed by database/sql.
• go-mssqldb star:1596 Microsoft MSSQL driver for Go.
• go-oci8 star:592 Oracle driver for go that uses database/sql.
• sqlhooks star:557 Attach hooks to any database/sql driver.
• godror star:370 Oracle driver for Go, using the ODPI-C driver.
• Kivik star:239 Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
• firebirdsql star:171 Firebird RDBMS SQL driver for Go.
• go-adodb star:127 Microsoft ActiveX Object DataBase driver for go that uses database/sql.
• Sqinn-Go star:123 SQLite with pure Go.
• gofreetds star:106 Microsoft MSSQL driver. Go wrapper over FreeTDS.
• avatica star:97 Apache Avatica/Phoenix SQL driver for database/sql.
• bgc star:16 Datastore Connectivity for BigQuery for go.
• pig star:9 Simple pgx wrapper to execute and scan query results easily.

NoSQL Database Drivers

• redis star:14851 Redis client for Golang.
• rueidis Fast Redis RESP3 client with auto pipelining and server-assisted client side caching.
• redigo star:9168 Redigo is a Go client for the Redis database.
• mongo-go-driver star:6791 Official MongoDB driver for the Go language.
• mgo star:1950 (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.
• gorethink star:1602 Go language driver for RethinkDB.
• qmgo star:925 The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
• mgm star:526 MongoDB model-based ODM for Go (based on official MongoDB driver).
• redeo star:414 Redis-protocol compatible TCP servers/services.
• aerospike-client-go star:393 Aerospike client in Go language.
• neoism star:387 Neo4j client for Golang.
• gocb star:337 Official Couchbase Go SDK.
• go-couchbase star:316 Couchbase client in Go.
• go-rejson star:271 Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
• godis star:104 redis client implement by golang, inspired by jedis.
• Neo4j-GO star:76 Neo4j REST Client in golang.
• arangolite star:72 Lightweight golang driver for ArangoDB.
• go-pilosa star:53 Go client library for Pilosa.
• forestdb star:32 Go bindings for ForestDB.
• goriak star:27 Go language driver for Riak KV.
• neo4j star:27 Neo4j Rest API Bindings for Golang.
• xredis star:18 Typesafe, customizable, clean & easy to use Redis client.
• godscache star:10 A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
• gomemcache memcache client library for the Go programming language.
• asc star:8 Datastore Connectivity for Aerospike for go.
• gocosmos star:8 REST client and standard database/sql driver for Azure Cosmos DB.
• gocql Go language driver for Apache Cassandra.

Search and Analytic Databases

• elastic star:6894 Elasticsearch client for Go.
• go-elasticsearch star:4205 Official Elasticsearch client for Go.
• elastigo star:949 Elasticsearch client library.
• elasticsql star:930 Convert sql to elasticsearch dsl in Go.
• skizze star:85 probabilistic data-structures service and storage.
• goes star:28 Library to interact with Elasticsearch.

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Date and Time

Libraries for working with dates and times.

• now star:3741 Now is a time toolkit for golang.
• carbon star:2107 A simple, semantic and developer-friendly golang package for datetime.
• dateparse star:1736 Parse date's without knowing format in advance.
• carbon star:713 Simple Time extension with a lot of util methods, ported from PHP Carbon library.
• durafmt star:442 Time duration formatting library for Go.
• timeutil star:189 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
• gostradamus star:169 A Go package for working with dates.
• go-persian-calendar star:119 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
• iso8601 star:104 Efficiently parse ISO8601 date-times without regex.
• date star:91 Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
• timespan star:82 For interacting with intervals of time, defined as a start time and a duration.
• go-sunrise star:44 Calculate the sunrise and sunset times for a given location.
• feiertage star:42 Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
• go-str2duration star:41 Convert string to duration. Support time.Duration returned string and more.
• kair star:23 Date and Time - Golang Formatting Library.
• cronrange star:16 Parses Cron-style time range expressions, checks if the given time is within any ranges.
• NullTime star:12 Nullable time.Time.
• tuesday star:11 Ruby-compatible Strftime function.
• strftime star:9 C99-compatible strftime formatter.
• go-week star:7 An efficient package to work with ISO8601 week dates.

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Distributed Systems

Packages that help with building Distributed Systems.

• go-kit star:23378 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
• go-zero star:19069 A web and rpc framework. It's born to ensure the stability of the busy sites with resilient design. Builtin goctl greatly improves the development productivity.
• go-micro star:18657 A distributed systems development framework.
• Kratos star:18312 A modular-designed and easy-to-use microservices framework in Go.
• grpc-go star:16378 The Go language implementation of gRPC. HTTP/2 based RPC.
• micro star:11204 A distributed systems runtime for the cloud and beyond.
• NATS star:11130 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
• rpcx star:7069 Distributed pluggable RPC service framework like alibaba Dubbo.
• raft star:6196 Golang implementation of the Raft consensus protocol, by HashiCorp.
• raft Go implementation of the Raft consensus protocol, by CoreOS.
• lura star:5145 Ultra performant API Gateway framework with middlewares.
• torrent star:4433 BitTorrent client package.
• dragonboat star:4277 A feature complete and high performance multi-group Raft library in Go.
• emitter-io star:3301 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
• gleam star:3076 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.
• glow star:3075 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
• liftbridge star:2292 Lightweight, fault-tolerant message streams for NATS.
• hprose star:1205 Very newbility RPC Library, support 25+ languages now.
• go-doudou star:825 A gossip protocol and OpenAPI 3.0 spec based decentralized microservice framework. Built-in go-doudou cli focusing on low-code and rapid dev can power up your productivity.
• rain star:747 BitTorrent client and library.
• ringpop-go star:737 Scalable, fault-tolerant application-layer sharding for Go applications.
• redis-lock star:733 Simplified distributed locking implementation using Redis.
• resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
• gorpc star:651 Simple, fast and scalable RPC library for high load.
• go-health star:626 Library for enabling asynchronous dependency health checks in your service.
• arpc star:542 More effective network communication, support two-way-calling, notify, broadcast.
• consistent star:490 Consistent hashing with bounded loads.
• go-sundheit star:488 A library built to provide support for defining async service health checks for golang services.
• digota star:451 grpc ecommerce microservice.
• dot distributed sync using operational transformation/OT.
• sleuth star:354 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
• go-jump star:343 Port of Google's "Jump" Consistent Hash function.
• dht star:239 BitTorrent Kademlia DHT implementation.
• jsonrpc star:235 JSON-RPC 2.0 HTTP client implementation.
• jsonrpc star:167 The jsonrpc package helps implement of JSON-RPC 2.0.
• outboxer star:86 Outboxer is a go library that implements the outbox pattern.
• pglock PostgreSQL-backed distributed locking implementation.
• pjrpc Golang JSON-RPC Server-Client with Protobuf spec.
• Semaphore star:74 A straightforward (micro) service orchestrator.
• doublejump star:73 A revamped Google's jump consistent hash.
• celeriac star:72 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
• flowgraph star:51 flow-based programming package.
• go-mysql-lock star:45 MySQL based distributed lock.
• drmaa star:39 Job submission library for cluster schedulers based on the DRMAA standard.
• dynamolock DynamoDB-backed distributed locking implementation.
• go-pdu star:39 A decentralized identity-based social network.
• gmsec star:20 A Go distributed systems development framework.
• dynatomic star:14 A library for using DynamoDB as an atomic counter.
• consistenthash star:11 Consistent hashing with configurable replicas.
• failured star:6 adaptive accrual failure detector for distributed systems.

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Dynamic DNS

Tools for updating dynamic DNS records.

• GoDNS star:1109 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
• DDNS star:212 Personal DDNS client with Digital Ocean Networking DNS as backend.
• 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.

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Email

Libraries and tools that implement email creation and sending.

• MailHog star:10415 Email and SMTP testing with web and API interface.
• hermes star:2494 Golang package that generates clean, responsive HTML e-mails.
• email star:2081 A robust and flexible email library for Go.
• go-imap star:1573 IMAP library for clients and servers.
• chasquid SMTP server written in Go.
• SendGrid star:829 SendGrid's Go library for sending email.
• mailgun-go star:610 Go library for sending mail with the Mailgun API.
• email-verifier star:484 A Go library for email verification without sending any emails.
• go-simple-mail star:343 Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
• go-message star:259 Streaming library for the Internet Message Format and mail messages.
• Hectane star:221 Lightweight SMTP client providing an HTTP API.
• douceur star:219 CSS inliner for your HTML emails.
• mailchain star:119 Send encrypted emails to blockchain addresses written in Go.
• go-premailer star:90 Inline styling for HTML mail in Go.
• go-dkim star:80 DKIM library, to sign & verify email.
• smtp star:72 SMTP server protocol state machine.
• smtpmock star:48 Lightweight configurable multithreaded fake SMTP server. Mimic any SMTP behaviour for your test environment.
• go-email-normalizer star:47 Golang library for providing a canonical representation of email address.
• go-email-validator star:38 Modular email validator for syntax, disposable, smtp, etc... checking.
• go-mail star:25 A simple Go library for sending mails in Go.
• truemail-go star:16 Configurable Golang email validator/verifier. Verify email via Regex, DNS, SMTP and even more.
• mailx star:2 Mailx is a library that makes it easier to send email via SMTP. It is an enhancement of the golang standard library net/smtp.

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Embeddable Scripting Languages

Embedding other languages inside your go code.

• gopher-lua star:4875 Lua 5.1 VM and compiler written in Go.
• goja star:3070 ECMAScript 5.1(+) implementation in Go.
• tengo star:2821 Bytecode compiled script language for Go.
• expr star:2719 Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
• go-lua star:2418 Port of the Lua 5.2 VM to pure Go.
• go-python star:1401 naive go bindings to the CPython C-API.
• anko star:1256 Scriptable interpreter written in Go.
• cel-go star:1231 Fast, portable, non-Turing complete expression evaluation with gradual typing.
• metacall star:983 Cross-platform Polyglot Runtime which supports NodeJS, JavaScript, TypeScript, Python, Ruby, C#, WebAssembly, Java, Cobol and more.
• go-php star:865 PHP bindings for Go.
• go-duktape star:780 Duktape JavaScript engine bindings for Go.
• golua star:591 Go bindings for Lua C API.
• gval star:511 A highly customizable expression language written in Go.
• gisp star:485 Simple LISP in Go.
• prolog star:381 Embeddable Prolog.
• gentee star:96 Embeddable scripting programming language.
• binder star:59 Go to Lua binding library, based on gopher-lua.
• purl star:34 Perl 5.18.2 embedded in Go.
• ecal star:26 A simple embeddable scripting language which supports concurrent event processing.
• ngaro star:22 Embeddable Ngaro VM implementation enabling scripting in Retro.

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Error Handling

Libraries for handling errors.

• errors star:7796 Package that provides simple error handling primitives.
• go-multierror star:1628 Go (golang) package for representing a list of errors as a single error.
• eris star:1035 A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
• errorx star:875 A feature rich error package with stack traces, composition of errors and more.
• tracerr star:727 Golang errors with stack trace and source fragments.
• errlog star:407 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
• emperror star:250 Error handling tools and best practices for Go libraries and applications.
• errors star:151 Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
• errors star:42 Drop-in replacement for builtin 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.
• exception star:14 A simple utility package for exception handling with try-catch in Golang.
• Falcon star:7 A Simple Yet Highly Powerful Package For Error Handling.
• errors star:5 The most simple error wrapper with awesome performance and minimal memory overhead.
• errors star:3 Simple golang error handling with classification primitives.

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File Handling

Libraries for handling files and file systems.

• afero star:4557 FileSystem Abstraction System for Go.
• pdfcpu star:3248 PDF processor.
• gdu star:1865 Disk usage analyzer with console interface.
• notify star:745 File system event notification library with simple API, similar to os/signal.
• copy star:443 Copy directory recursively.
• bigfile star:228 A file transfer system, support to manage files with http api, rpc call and ftp client.
• afs star:190 Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
• vfs star:175 A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
• go-exiftool star:120 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
• go-csv-tag star:94 Load csv file using tag.
• gofs star:81 A file synchronization tool out of the box.
• skywalker star:81 Package to allow one to concurrently go through a filesystem with ease.
• stl Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading.
• opc star:72 Load Open Packaging Conventions (OPC) files for Go.
• checksum star:63 Compute message digest, like MD5, SHA256, SHA1, CRC or BLAKE2s, for large files.
• parquet star:56 Read and write parquet files.
• tarfs star:50 Implementation of the FileSystem interface for tar files.
• baraka star:43 A library to process http file uploads easily.
• go-gtfs star:32 Load gtfs files in go.
• flop star:31 File operations library which aims to mirror feature parity with GNU cp.
• gut/yos star:24 Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
• go-decent-copy star:16 Copy files for humans.
• todotxt star:14 Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the todo.txt format.
• pathtype star:11 Treat paths as their own type instead of using strings.
• higgs star:10 A tiny cross-platform Go library to hide/unhide files and directories.

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Financial

Packages for accounting and finance.

• ticker star:4289 Terminal stock watcher and stock position tracker.
• decimal star:4180 Arbitrary-precision fixed-point decimal numbers.
• go-money star:1120 Implementation of Fowler's Money pattern.
• accounting star:757 money and currency formatting for golang.
• techan star:651 Technical analysis library with advanced market analysis and trading strategies.
• go-finance star:537 Comprehensive financial markets data in Go.
• currency star:323 Handles currency amounts, provides currency information and formatting.
• ach star:318 A reader, writer, and validator for Automated Clearing House (ACH) files.
• orderbook star:276 Matching Engine for Limit Order Book in Golang.
• go-finance star:141 Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
• transaction star:110 Embedded transactional database of accounts, running in multithreaded mode.
• ofxgo star:103 Query OFX servers and/or parse the responses (with example command-line client).
• sleet star:96 One unified interface for multiple Payment Service Providers (PsP) to process online payment.
• vat star:94 VAT number validation & EU VAT rates.
• go-finnhub star:72 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.
• currency star:46 High performant & accurate currency computation package.
• fastme star:35 Fast extensible matching engine Go implementation.
• fpdecimal star:11 Fast and precise serialization and arithmetic for small fixed-point decimals
• payme star:10 QR code generator (ASCII & PNG) for SEPA payments.
• go-finance star:9 Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.
• fpmoney star:4 Fast and simple ISO4217 fixed-point decimal money.

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Forms

Libraries for working with forms.

• nosurf star:1295 CSRF protection middleware for Go.
• gorilla/csrf star:806 CSRF protection for Go web applications & services.
• binding star:791 Binds form and JSON data from net/http Request to struct.
• form star:538 Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
• conform star:262 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
• formam star:171 decode form's values into a struct.
• forms star:131 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
• httpin star:94 Decode an HTTP request into a custom struct, including querystring, forms, HTTP headers, etc.
• qs star:62 Go module for encoding structs into URL query parameters.
• bind star:27 Bind form data to any Go values.
• queryparam star:13 Decode url.Values into usable struct values of standard or custom types.
• gbind star:6 Bind data to any Go value. Can use built-in and custom expression binding capabilities; supports data validation

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Functional

Packages to support functional programming in Go.

• go-underscore star:1241 Useful collection of helpfully functional Go collection utilities.
• mo star:654 Monads and popular FP abstractions, based on Go 1.18+ Generics (Option, Result, Either...).
• fpGo star:275 Monad, Functional Programming features for Golang.
• gofp star:127 A lodash like powerful utility library for Golang.
• fuego star:118 Functional Experiment in Go.
• fp-go star:75 Collection of Functional Programming helpers powered by Golang 1.18+ generics.
• underscore star:57 Functional programming helpers for Go 1.18 and beyond.
• valor star:4 Generic option and result types that optionally contain a value.

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Game Development

Awesome game development libraries.

• Ebitengine star:6742 dead simple 2D game library in Go.
• Leaf star:4446 Lightweight game server framework.
• Pixel star:3990 Hand-crafted 2D game library in Go.
• goworld star:2131 Scalable game server engine, featuring space-entity framework and hot-swapping.
• nano star:2044 Lightweight, facility, high performance golang based game server framework.
• g3n star:2038 Go 3D Game Engine.
• go-sdl2 star:1785 Go bindings for the Simple DirectMedia Layer.
• engo star:1521 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
• Pitaya star:1464 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
• termloop star:1284 Terminal-based game engine for Go, built on top of Termbox.
• Oak star:1238 Pure Go game engine.
• gonet star:1183 Game server skeleton implemented with golang.
• raylib-go star:828 Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
• Azul3D star:546 3D game engine written in Go.
• go-astar star:503 Go implementation of the A* path finding algorithm.
• go3d star:263 Performance oriented 2D/3D math package for Go.
• prototype star:72 Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
• tile star:56 Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.

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Generators

Tools that generate Go code.

• go-linq star:3007 .NET LINQ-like query methods for Go.
• jennifer star:2473 Generate arbitrary Go code without templates.
• goderive star:991 Derives functions from input types.
• GoWrap star:614 Generate decorators for Go interfaces using simple templates.
• go-enum star:349 Code generation for enums from code comments.
• interfaces star:347 Command line tool for generating interface definitions.
• copygen star:150 Generate type-to-type code without reflection.
• goverter star:132 Generate converters by defining an interface.
• gotype star:43 Golang source code parsing, usage like reflect package.
• generis star:34 Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
• go-xray star:21 Helpers for making the use of reflection easier.
• typeregistry star:14 A library to create type dynamically.

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Geographic

Geographic tools and servers

• godal star:80 Go wrapper for GDAL.
• geoserver star:74 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
• gismanager star:45 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
• [h3-go] - Go bindings for H3, a hierarchical hexagonal geospatial indexing system.
• Tile38 star:8169 Geolocation DB with spatial index and realtime geofencing.
• S2 geometry star:1389 S2 geometry library in Go.
• mbtileserver star:361 A simple Go-based server for map tiles stored in mbtiles format.
• osm star:215 Library for reading, writing and working with OpenStreetMap data and APIs.
• simplefeatures star:54 simplesfeatures is a 2D geometry library that provides Go types that model geometries, as well as algorithms that operate on them.
• pbf star:36 OpenStreetMap PBF golang encoder/decoder.
• S2 geojson star:17 Convert geojson to s2 cells & demonstrating some S2 geometry features on map.
• H3 GeoJSON star:1 Conversion utilities between H3 indexes and GeoJSON.
• H3GeoDist Distribution of Uber H3geo cells by virtual nodes.
• Web-Mercator-Projection A project to easily use and convert LonLat, Point and Tile to display info, markers, etc, in a map using the Web Mercator Projection.
• WGS84 star:83 Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).

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Go Compilers

Tools for compiling Go to other languages.

• gopherjs star:11210 Compiler from Go to JavaScript.
• tardisgo star:418 Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
• c4go star:321 Transpile C code to Go code.
• c2go star:173 Convert C code to Go code.
• esp32 star:47 Transpile Go into Arduino code.
• f4go star:32 Transpile FORTRAN 77 code to Go code.

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Goroutines

Tools for managing and working with Goroutines.

• ants star:8680 A high-performance and low-cost goroutine pool in Go.
• tunny star:3107 Goroutine pool for golang.
• goworker star:2666 goworker is a Go-based background worker.
• workerpool star:849 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
• grpool star:696 Lightweight Goroutine pool.
• pool star:688 Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
• pond star:572 Minimalistic and High-performance goroutine worker pool written in Go.
• gowp star:400 gowp is concurrency limiting goroutine pool.
• go-floc star:255 Orchestrate goroutines with ease.
• go-flow star:194 Control goroutines execution order.
• semaphore star:146 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
• go-workers star:145 Easily and safely run workers for large data processing pipelines.
• artifex star:135 Simple in-memory job queue for Golang using worker-based dispatching.
• neilotoole/errgroup star:128 Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
• async star:107 A safe way to execute functions asynchronously, recovering them in case of panic.
• cyclicbarrier star:97 CyclicBarrier for golang.
• gollback star:91 asynchronous simple function utilities, for managing execution of closures and callbacks.
• semaphore star:89 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
• gpool star:84 manages a resizeable pool of context-aware goroutines to bound concurrency.
• Hunch star:83 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
• worker-pool star:82 goworker is a Go simple async worker pool.
• async star:81 An alternative sync library for Go (Future, Promise, Locks).
• threadpool star:72 Golang threadpool implementation.
• goccm star:54 Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
• routine star:52 go routine control with context, support: Main, Go, Pool and some useful Executors.
• nursery star:46 Structured concurrency in Go.
• oversight Oversight is a complete implementation of the Erlang supervision trees.
• kyoo star:38 Provides an unlimited job queue and concurrent worker pools.
• gohive star:37 A highly performant and easy to use Goroutine pool for Go.
• parallel-fn star:33 Run functions in parallel.
• go-waitgroup star:31 Like sync.WaitGroup with error handling and concurrency control.
• go-trylock star:29 TryLock support on read-write lock for Golang.
• gowl star:24 Gowl is a process management and process monitoring tool at once. An infinite worker pool gives you the ability to control the pool and processes and monitor their status.
• stl star:24 Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
• channelify star:23 Transform your function to return channels for easy and powerful parallel processing.
• conexec star:12 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.
• execpool star:12 A pool built around exec.Cmd that spins up a given number of processes in advance and attaches stdin and stdout to them when needed. Very similar to FastCGI or Apache Prefork MPM but works for any command.
• queue star:12 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.
• hands star:9 A process controller used to control the execution and return strategies of multiple goroutines.
• concurrency-limiter star:7 Concurrency limiter with support for timeouts , dynamic priority and context cancellation of goroutines.
• go-tools/multithreading star:7 Manage a pool of goroutines using this lightweight library with a simple API.
• breaker star:5 Flexible mechanism to make execution flow interruptible.
• async-job star:2 AsyncJob is an asynchronous queue job manager with light code, clear and speed.

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GUI

Libraries for building GUI Applications.

Toolkits

• fyne star:17638 Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
• gio Gio is a library for writing cross-platform immediate mode GUI-s in Go. Gio supports all the major platforms: Linux, macOS, Windows, Android, iOS, FreeBSD, OpenBSD and WebAssembly.
• webview star:10223 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
• qt star:9324 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
• ui star:8142 Platform-native GUI library for Go. Cross platform.
• Wails Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
• app star:6281 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
• walk star:6100 Windows application library kit for Go.
• go-astilectron star:4424 Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
• go-gtk Go bindings for GTK.
• go-sciter star:2417 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
• gotk3 star:1777 Go bindings for GTK3.
• gowd star:364 Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.
• goradd/html5tag star:3 Library for outputting HTML5 tags.

Interaction

• robotgo star:7665 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
• systray star:2435 Cross platform Go library to place an icon and menu in the notification area.
• gosx-notifier star:572 OSX Desktop Notifications library for Go.
• zenity star:291 Cross-platform Go library and CLI to create simple dialogs that interact graphically with the user.
• trayhost star:226 Cross-platform Go library to place an icon in the host operating system's taskbar.
• go-appindicator star:20 Go bindings for libappindicator3 C library.
• mac-activity-tracker star:18 OSX library to notify about any (pluggable) activity on your machine.
• mac-sleep-notifier star:16 OSX Sleep/Wake notifications in golang.

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Hardware

Libraries, tools, and tutorials for interacting with hardware.

• arduino-cli star:3466 Official Arduino CLI and library. Can run standalone, or be incorporated into larger Go projects.
• go-rpio star:1899 GPIO for Go, doesn't require cgo.
• ghw star:1183 Golang hardware discovery/inspection library.
• emgo star:984 Go-like language for programming embedded systems (e.g. STM32 MCU).
• sysinfo star:362 A pure Go library providing Linux OS / kernel / hardware system information.
• goroslib star:201 Robot Operating System (ROS) library for Go.
• go-osc star:153 Open Sound Control (OSC) bindings for Go.
• joystick star:31 a polled API to read the state of an attached joystick.

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Images

Libraries for manipulating images.

• gocv star:4889 Go package for computer vision using OpenCV 3.3+.
• imaginary star:4423 Fast and simple HTTP microservice for image resizing.
• imaging star:4294 Simple Go image processing package.
• bild star:3556 Collection of image processing algorithms in pure Go.
• gg star:3498 2D rendering in pure Go.
• ln star:3076 3D line art rendering in Go.
• resize star:2855 Image resizing for Go with common interpolation methods.
• pt star:2014 Path tracing engine written in Go.
• bimg star:1954 Small package for fast and efficient image processing using libvips.
• svgo star:1859 Go Language Library for SVG generation.
• picfit star:1667 An image resizing server written in Go.
• smartcrop star:1646 Finds good crops for arbitrary images and crop sizes.
• gift star:1564 Package of image processing filters.
• gowitness star:1564 Screenshoting webpages using go and headless chrome on command line.
• imagick star:1460 Go binding to ImageMagick's MagickWand C API.
• go-opencv star:1274 Go bindings for OpenCV.
• geopattern star:1187 Create beautiful generative image patterns from a string.
• stegify star:1017 Go tool for LSB steganography, capable of hiding any file within an image.
• canvas star:994 Vector graphics to PDF, SVG or rasterized image.
• govips star:710 A lightning fast image processing and resizing library for Go.
• image2ascii star:671 Convert image to ASCII.
• draft star:538 Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
• goimagehash star:511 Go Perceptual image hashing package.
• govatar star:500 Library and CMD tool for generating funny avatars.
• mort star:460 Storage and image processing server written in Go.
• go-nude star:349 Nudity detection with Go.
• rez star:206 Image resizing in pure Go and SIMD.
• darkroom star:194 An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
• mergi star:176 Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
• gltf star:163 Efficient and robust glTF 2.0 reader, writer and validator.
• steganography star:147 Pure Go Library for LSB steganography.
• img star:138 Selection of image manipulation tools.
• go-cairo star:118 Go binding for the cairo graphics library.
• cameron star:87 An avatar generator for Go.
• go-webp star:58 Library for encode and decode webp pictures, using libwebp.
• gridder star:54 A Grid based 2D Graphics library.
• go-gd star:53 Go binding for GD library.
• webp-server star:44 Simple and minimal image server capable of storing, resizing, converting and caching images.
• goimghdr star:38 The imghdr module determines the type of image contained in a file for Go.
• tga star:30 Package tga is a TARGA image format decoder/encoder.
• go-webcolors star:26 Port of webcolors library from Python to Go.
• mpo star:9 Decoder and conversion tool for MPO 3D Photos.
• scout star:4 Scout is a standalone open source software solution for DIY video security.

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IoT (Internet of Things)

Libraries for programming devices of the IoT.

• flogo star:2024 Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
• mainflux star:1818 Industrial IoT Messaging and Device Management Server.
• periph Peripherals I/O to interface with low-level board facilities.
• gatt star:1029 Gatt is a Go package for building Bluetooth Low Energy peripherals.
• gobot Gobot is a framework for robotics, physical computing, and the Internet of Things.
• connectordb star:340 Open-Source Platform for Quantified Self & IoT.
• devices star:254 Suite of libraries for IoT devices, experimental for x/exp/io.
• sensorbee star:211 Lightweight stream processing engine for IoT.
• huego star:208 An extensive Philips Hue client library for Go.
• iot IoT is a simple framework for implementing a Google IoT Core device.
• eywa star:53 Project Eywa is essentially a connection manager that keeps track of connected devices.

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Job Scheduler

Libraries for scheduling jobs.

• gocron star:2039 Easy and fluent Go job scheduling. This is an actively maintained fork of jasonlvhit/gocron.
• JobRunner star:928 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
• gron star:899 Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
• go-quartz star:884 Simple, zero-dependency scheduling library for Go.
• jobs star:490 Persistent and flexible background jobs library.
• scheduler star:387 Cronjobs scheduling made easy.
• go-cron star:210 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.
• gronx star:206 Cron expression parser, task runner and daemon consuming crontab like task list.
• Dagu star:146 No-code workflow executor. it executes DAGs defined in a simple YAML format.
• clockwerk star:120 Go package to schedule periodic jobs using a simple, fluent syntax.
• tasks star:98 An easy to use in-process scheduler for recurring tasks in Go.
• leprechaun star:87 Job scheduler that supports webhooks, crons and classic scheduling.
• cheek star:43 A simple crontab like scheduler that aims to offer a KISS approach to job scheduling.
• goflow star:42 A workflow orchestrator and scheduler for rapid prototyping of ETL/ML/AI pipelines.
• sched star:24 A job scheduler with the ability to fast-forward time.
• cdule star:7 Job scheduler library with database support
• cronticker star:3 A ticker implementation to support cron schedules.

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JSON

Libraries for working with JSON.

• GJSON star:10592 Get a JSON value with one line of code.
• gojson star:2508 Automatically generate Go (golang) struct definitions from example JSON.
• fastjson star:1591 Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.
• OjG star:484 Optimized JSON for Go is a high performance parser with a variety of additional JSON tools including JSONPath.
• kazaam star:232 API for arbitrary transformation of JSON documents.
• gojq star:182 JSON query in Golang.
• jsondiff star:174 JSON diff library for Go based on RFC6902 (JSON Patch).
• jettison star:129 Fast and flexible JSON encoder for Go.
• ajson star:119 Abstract JSON for golang with JSONPath support.
• gjo star:110 Small utility to create JSON objects.
• jsongo star:102 Fluent API to make it easier to create Json objects.
• json2go star:100 Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
• JayDiff star:87 JSON diff utility written in Go.
• jsonf star:63 Console tool for highlighted formatting and struct query fetching JSON.
• ujson star:58 Fast and minimal JSON parser and transformer that works on unstructured JSON.
• go-respond star:47 Go package for handling common HTTP JSON responses.
• mp star:45 Simple cli email parser. It currently takes stdin and outputs JSON.
• vjson star:30 Go package for validating JSON objects with declaring a JSON schema with fluent API.
• jsoncolor star:28 Drop-in replacement for encoding/json that outputs colorized JSON.
• ask star:14 Easy access to nested values in maps and slices. Works in combination with encoding/json and other packages that "Unmarshal" arbitrary data into Go data-types.
• jscan star:14 High performance zero-allocation JSON iterator.
• JSON-to-Go Convert JSON to Go struct.
• JSON-to-Proto Convert JSON to Protobuf online.
• mapslice-json star:13 Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
• dynjson star:12 Client-customizable JSON formats for dynamic APIs.
• go-jsonerror star:12 Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.
• jsonapi-errors star:12 Go bindings based on the JSON API errors reference.
• jsonhal star:10 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
• epoch star:9 Contains primitives for marshaling/unmarshaling Unix timestamp/epoch to/from build-in time.Time type in JSON.
• ej star:7 Write and read JSON from different sources succinctly.
• jsonic star:7 Utilities to handle and query JSON without defining structs in a type safe manner.
• jzon star:6 JSON library with standard compatible API/behavior.
• omg.jsonparser star:4 Simple JSON parser with validation by condition via golang struct fields tags.

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Logging

Libraries for generating and working with log files.

• logrus star:20865 Structured logger for Go.
• lumberjack star:3400 Simple rolling logger, implements io.WriteCloser.
• glog star:3193 Leveled execution logs for Go.
• seelog star:1612 Logging functionality with flexible dispatching, filtering, and formatting.
• log star:1238 Structured logging package for Go.
• log15 star:1055 Simple, powerful logging for Go.
• phuslu/log star:430 High performance structured logging.
• onelog star:399 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.
• logxi star:348 12-factor app logger that is fast and makes you happy.
• logutils star:323 Utilities for slightly better logging in Go (Golang) extending the standard logger.
• log star:280 Simple, configurable and scalable Structured Logging for Go.
• go-logger star:276 Simple logger of Go Programs, with level handlers.
• httpretty star:264 Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
• rollingwriter star:235 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
• logur star:164 An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries (logrus, go-kit log, zap, zerolog, etc).
• glg star:163 glg is simple and fast leveled logging library for Go.
• logger star:154 Minimalistic logging library for Go.
• ozzo-log star:118 High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
• log-voyage star:91 Full-featured logging saas written in golang.
• go-cronowriter star:47 Simple writer that rotate log files automatically based on current date and time, like cronolog.
• gologger star:41 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
• logex star:39 Golang log lib, supports tracking and level, wrap by standard log lib.
• go-log star:38 Log4j implementation in Go.
• noodlog star:37 Parametrized JSON logging library which lets you obfuscate sensitive data and marshal any kind of content. No more printed pointers instead of values, nor escape chars for the JSON strings.
• go-log star:31 Log lib supports level and multi handlers.
• journald star:31 Go implementation of systemd Journal's native API for logging.
• logrusly star:27 logrus plug-in to send errors to a Loggly.
• distillog star:26 distilled levelled logging (think of it as stdlib + log levels).
• mlog star:25 Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
• log star:24 Structured log interface for Go cleanly separates logging facade from its implementation.
• gomol star:18 Multiple-output, structured logging for Go with extensible logging outputs.
• gone/log Fast, extendable, full-featured, std-lib source compatible log library.
• glo star:14 PHP Monolog inspired logging facility with identical severity levels.
• logmatic star:14 Colorized logger for Golang with dynamic log level configuration.
• logrusiowriter star:13 io.Writer implementation using logrus logger.
• go-log star:12 Simple and configurable Logging in Go, with level, formatters and writers.
• go-log star:9 A logging library with stack traces, object dumping and optional timestamps.
• log star:9 An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
• logdump star:9 Package for multi-level logging.
• logo star:9 Golang logger to different configurable writers.
• kemba star:8 A tiny debug logging tool inspired by debug, great for CLI tools and applications.
• slf4g star:1 Simple Logging Facade for Golang: Simple structured logging; but powerful, extendable and customizable, with huge amount of learnings from decades of past logging frameworks.
• slog Lightweight, configurable, extensible logger for Go.
• zap star:16321 Fast, structured, leveled logging in Go.
• zerolog star:6562 Zero-allocation JSON logger.
• spew star:5112 Implements a deep pretty printer for Go data structures to aid in debugging.
• tail star:2371 Go package striving to emulate the features of the BSD tail program.
• sqldb-logger star:224 A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
• xlog star:135 Structured logger for net/context aware HTTP handlers with flexible dispatching.
• yell Yet another minimalistic logging library.
• stdlog star:44 Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
• zkits-logger star:16 A powerful zero-dependency JSON logger.
• xlog star:7 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
• structy/log star:4 A simple to use log system, minimalist but with features for debugging and differentiation of messages.

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Machine Learning

Libraries for Machine Learning.

• GoLearn star:8443 General Machine Learning library for Go.
• gorse star:5892 An offline recommender system backend based on collaborative filtering written in Go.
• gorgonia star:4547 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
• m2cgen star:2136 A CLI tool to transpile trained classic ML models into a native Go code with zero dependencies, written in Python with Go language support.
• tfgo star:1980 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.
• gosseract star:1801 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
• goml star:1350 On-line Machine Learning in Go.
• eaopt star:799 An evolutionary optimization library.
• bayesian star:735 Naive Bayesian Classification for Golang.
• CloudForest star:713 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
• gobrain star:525 Neural Networks written in go.
• ocrserver star:509 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
• onnx-go star:400 Go Interface to Open Neural Network Exchange (ONNX).
• go-deep star:378 A feature-rich neural network library in Go.
• regommend star:299 Recommendation & collaborative filtering engine.
• Goptuna star:217 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
• go-galib star:192 Genetic Algorithms library written in Go / golang.
• goRecommend star:188 Recommendation Algorithms library written in Go.
• goga star:163 Genetic algorithm library for Go.
• shield star:152 Bayesian text classifier with flexible tokenizers and storage backends for Go.
• go-fann star:109 Go bindings for Fast Artificial Neural Networks(FANN) library.
• goscore star:80 Go Scoring API for PMML.
• go-featureprocessing star:79 Fast and convenient feature processing for low latency machine learning in Go.
• gonet star:74 Neural Network for Go.
• libsvm star:71 libsvm golang version derived work based on LIBSVM 3.14.
• fonet star:68 A Deep Neural Network library written in Go.
• neat star:64 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
• neural-go star:63 Multilayer perceptron network implemented in Go, with training via backpropagation.
• go-pr star:61 Pattern recognition package in Go lang.
• golinear star:44 liblinear bindings for Go.
• Varis star:44 Golang Neural Network.
• godist star:33 Various probability distributions, and associated methods.
• go-cluster star:31 Go implementation of the k-modes and k-prototypes clustering algorithms.
• GoMind star:31 A simplistic Neural Network Library in Go.
• evoli star:24 Genetic Algorithm and Particle Swarm Optimization library.
• randomforest star:22 Easy to use Random Forest library for Go.
• ddt star:17 Dynamic decision tree, create trees defining customizable rules.
• probab star:17 Probability distribution functions. Bayesian inference. Written in pure Go.

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Messaging

Libraries that implement messaging systems.

• sarama star:8718 Go library for Apache Kafka.
• gorush star:6435 Push notification server using APNs2 and google GCM.
• machinery star:6354 Asynchronous task queue/job queue based on distributed message passing.
• Centrifugo star:6157 Real-time messaging (Websockets or SockJS) server in Go.
• go-socket.io star:4690 socket.io library for golang, a realtime application framework.
• Benthos star:4552 A message streaming bridge between a range of protocols.
• NATS Go Client star:4029 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
• Asynq star:3674 A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
• Confluent Kafka Golang Client star:3402 confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
• Mercure star:2789 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
• APNs2 star:2660 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
• melody star:2477 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
• go-nsq star:2202 the official Go package for NSQ.
• gopush-cluster star:2047 gopush-cluster is a go push server cluster.
• Uniqush-Push star:1385 Redis backed unified push service for server-side notifications to mobile devices.
• Beaver star:1356 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
• EventBus star:1181 The lightweight event bus with async compatibility.
• zmq4 star:1002 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
• Gollum star:919 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
• Chanify star:882 A push notification server send message to your iOS devices.
• dbus star:726 Native Go bindings for D-Bus.
• golongpoll star:603 HTTP longpoll server library that makes web pub-sub simple.
• mangos star:525 Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
• emitter star:429 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
• amqp star:408 Go RabbitMQ Client Library.
• Glue star:402 Robust Go and Javascript Socket Library (Alternative to Socket.io).
• pubsub star:377 Simple pubsub package for go.
• Bus star:268 Minimalist message bus implementation for internal communication.
• Quamina star:225 Fast pattern-matching for filtering messages and events.
• messagebus star:224 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
• rabtap star:215 RabbitMQ swiss army knife cli app.
• guble star:151 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.
• hub star:116 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
• oplog star:112 Generic oplog/replication system for REST APIs.
• rabbus star:93 A tiny wrapper over amqp exchanges and queues.
• redisqueue star:83 redisqueue provides a producer and consumer of a queue that uses Redis streams.
• drone-line star:77 Sending Line notifications using a binary, docker or Drone CI.
• go-mq star:74 RabbitMQ client with declarative configuration.
• nsq-event-bus star:73 A tiny wrapper around NSQ topic and channel.
• RapidMQ star:63 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
• go-notify star:61 Native implementation of the freedesktop notification spec.
• Commander star:60 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
• go-res star:59 Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
• hare star:48 A user friendly library for sending messages and listening to TCP sockets.
• event star:46 Implementation of the pattern observer.
• ami star:23 Go client to reliable queues based on Redis Cluster Streams.
• gosd star:19 A library for scheduling when to dispatch a message to a channel.
• rmqconn star:19 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.
• go-vitotrol star:18 Client library to Viessmann Vitotrol web service.
• jazz star:15 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
• gaurun-client star:10 Gaurun Client written in Go.

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Microsoft Office

• unioffice star:3395 Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents.

Microsoft Excel

Libraries for working with Microsoft Excel.

• excelize star:12169 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
• xlsx star:5338 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
• xlsx star:152 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
• go-excel star:151 A simple and light reader to read a relate-db-like excel as a table.
• goxlsxwriter star:18 Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.
• exl star:8 Excel binding to struct written in Go.(Only supports Go1.18+)

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Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

• google/wire star:8618 Automated Initialization in Go.
• fx star:2917 A dependency injection based application framework for Go (built on top of dig).
• dig star:2615 A reflection based dependency injection toolkit for Go.
• GoLobby/Container star:366 GoLobby Container is a lightweight yet powerful IoC dependency injection container for the Go programming language.
• do star:346 A dependency injection framework based on Generics.
• goioc/di star:192 Spring-inspired Dependency Injection Container.
• di star:154 A dependency injection container for go programming language.
• dingo star:134 A dependency injection toolkit for Go, based on Guice.
• alice star:45 Additive dependency injection container for Golang.
• wire star:35 Strict Runtime Dependency Injection for Golang.
• linker star:34 A reflection based dependency injection and inversion of control library with components lifecycle support.
• nject star:17 A type safe, reflective framework for libraries, tests, http endpoints, and service startup.
• gocontainer star:15 Simple Dependency Injection Container.
• kinit star:7 Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
• HnH/di star:4 DI container library that is focused on clean API and flexibility.

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Project Layout

Unofficial set of patterns for structuring projects.

• golang-standards/project-layout star:33080 Set of common historical and emerging project layout patterns in the Go ecosystem. Note: despite the org-name they do not represent official golang standards, see this issue for more information. Nonetheless, some may find the layout useful.
• ardanlabs/service star:2365 A starter kit for building production grade scalable web service applications.
• modern-go-application star:1255 Go application boilerplate and example applying modern practices.
• cookiecutter-golang star:530 A Go application boilerplate template for quick starting projects following production best practices.
• pagoda star:359 Rapid, easy full-stack web development starter kit built in Go.
• golang-templates/seed star:274 Go application GitHub repository template.
• go-starter star:163 An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.
• go-todo-backend star:158 Go Todo Backend example using modular project layout for product microservice.
• scaffold star:115 Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
• go-sample star:104 A sample layout for Go application projects with the real code.
• gobase star:30 A simple skeleton for golang application with basic setup for real golang application.
• wangyoucao577/go-project-layout star:17 Set of practices and discussions on how to structure Go project layout.
• insidieux/inizio star:11 Golang project layout generator with plugins.

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Strings

Libraries for working with strings.

• xstrings star:1051 Collection of useful string functions ported from other languages.
• sttr star:386 cross-platform, cli app to perform various operations on string.
• strutil star:178 String utilities.
• gobeam/Stringy star:134 String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.
• bexp star:7 Go implementation of Brace Expansion mechanism to generate arbitrary strings.
• go-formatter Implements replacement fields surrounded by curly braces {} format strings.

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Uncategorized

These libraries were placed here because none of the other categories seemed to fit.

• gopsutil star:7934 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
• archiver star:3613 Library and command for making and extracting .zip and .tar.gz archives.
• gatus star:2635 Automated service health dashboard.
• gofakeit star:2526 Random data generator written in go.
• base64Captcha star:1509 Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
• go-resiliency star:1504 Resiliency patterns for golang.
• gosms star:1386 Your own local SMS gateway in Go that can be used to send SMS.
• go-commons-pool star:1053 Generic object pool for Golang.
• go-openapi Collection of packages to parse and utilize open-api schemas.
• llvm star:916 Library for interacting with LLVM IR in pure Go.
• shortid star:775 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
• health star:510 A simple and flexible health check library for Go.
• stateless star:456 A fluent library for creating state machines.
• health star:431 Easy to use, extensible health check library.
• banner star:401 Add beautiful banners into your Go applications.
• shoutrrr star:385 Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
• xz star:380 Pure golang package for reading and writing xz-compressed files.
• conv star:379 Package conv provides fast and intuitive conversions across Go types.
• gountries star:345 Package that exposes country and subdivision data.
• ffmt star:272 Beautify data display for Humans.
• lk star:250 A simple licensing library for golang.
• antch star:234 A fast, powerful and extensible web crawling & scraping framework.
• healthcheck star:222 An opinionated and concurrent health-check HTTP handler for RESTful services.
• battery star:205 Cross-platform, normalized battery information library.
• bitio star:194 Highly optimized bit-level Reader and Writer for Go.
• go-unarr star:189 Decompression library for RAR, TAR, ZIP and 7z archives.
• stats star:161 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
• turtle star:134 Emojis for Go.
• captcha star:109 Package captcha provides an easy to use, unopinionated API for captcha generation.
• gommit star:96 Analyze git commit messages to ensure they follow defined patterns.
• indigo star:95 Distributed unique ID generator of using Sonyflake and encoded by Base58.
• gotoprom star:93 Type-safe metrics builder wrapper library for the official Prometheus client.
• morse star:76 Library to convert to and from morse code.
• persian star:64 Some utilities for Persian language in go.
• faker star:63 Random fake data and struct generator for Go.
• pdfgen star:57 HTTP service to generate PDF from Json requests.
• xkg star:53 X Keyboard Grabber.
• gtree star:50 Provide CLI and Package for tree output and directories creation from Markdown or programmatically.
• browscap_go star:40 GoLang Library for Browser Capabilities Project.
• datacounter star:40 Go counters for readers/writer/http.ResponseWriter.
• sandid star:37 Every grain of sand on earth has its own ID.
• autoflags star:36 Go package to automatically define command line flags from struct fields.
• url-shortener star:36 A modern, powerful, and robust URL shortener microservice with mysql support.
• VarHandler Generate boilerplate http input and output handling.
• gosh star:28 Provide Go Statistics Handler, Struct, Measure Method.
• xdg star:28 FreeDesktop.org (xdg) Specs implemented in Go.
• metrics star:22 Library for metrics instrumentation and Prometheus exposition.
• shellwords star:17 A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
• anagent star:14 Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
• avgRating star:11 Calculate average score and rating based on Wilson Score Equation.
• hostutils star:10 A golang library for packing and unpacking FQDNs list.
• numa star:10 NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.
• faker star:6 Fake data generator.
• openapi star:6 OpenAPI 3.x parser.
• go-commandbus star:5 A slight and pluggable command-bus for Go.
• basexx star:2 Convert to, from, and between digit strings in various number bases.
• varint star:2 A faster varying length integer encoder/decoder than the one provided in the standard library.

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Natural Language Processing

Libraries for working with human languages.

See also Text Processing and Text Analysis.

Language Detection

• whatlanggo star:542 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
• getlang star:137 Fast natural language detection package.
• guesslanguage star:54 Functions to determine the natural language of a unicode text.
• detectlanguage star:15 Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Morphological Analyzers

• spaGO star:1211 Self-contained Machine Learning and Natural Language Processing library in Go.
• spelling-corrector A spelling corrector for the Spanish language or create your own.
• kagome star:659 JP morphological analyzer written in pure Go.
• nlp star:381 Extract values from strings and fill your structs with nlp.
• nlp star:369 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
• RAKE.go star:93 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
• go-stem star:67 Implementation of the porter stemming algorithm.
• go2vec star:47 Reader and utility functions for word2vec embeddings.
• porter2 star:44 Really fast Porter 2 stemmer.
• snowball star:31 Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
• paicehusk star:28 Golang implementation of the Paice/Husk Stemming Algorithm.
• govader star:25 Go implementation of VADER Sentiment Analysis.
• golibstemmer star:19 Go bindings for the snowball libstemmer library including porter 2.
• libtextcat star:11 Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
• porter star:9 This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
• gosentiwordnet star:8 Sentiment analyzer using sentiwordnet lexicon in Go.
• govader-backend star:2 Microservice implementation of GoVader.

Slugifiers

• slug star:832 URL-friendly slugify with multiple languages support.
• go-slugify star:78 Make pretty slug with multiple languages support.
• Slugify star:31 Go slugify application that handles string.

Tokenizers

• prose star:2933 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
• gse star:1955 Go efficient text segmentation; support english, chinese, japanese and other.
• gojieba star:1913 This is a Go implementation of jieba which a Chinese word splitting algorithm.
• sentences star:323 Sentence tokenizer: converts text into a list of sentences.
• segment star:70 Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
• textcat star:67 Go package for n-gram based text categorization, with support for utf-8 and raw text.
• MMSEGO star:61 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
• stemmer star:51 Stemmer packages for Go programming language. Includes English and German stemmers.
• gotokenizer star:14 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
• shamoji star:12 The shamoji is word filtering package written in Go.

Translation

• go-pinyin star:1179 CN Hanzi to Hanyu Pinyin converter.
• gotext star:344 GNU gettext utilities for Go.
• go-i18n Package and an accompanying tool to work with localized text.
• go-localize star:36 Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings.
• iuliia-go star:30 Transliterate Cyrillic → Latin in every possible way.
• go-mystem star:28 CGo bindings to Yandex.Mystem - russian morphology analyzer.
• icu star:20 Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
• t star:11 Another i18n pkg for golang, which follows GNU gettext style and supports .po/.mo files: t.T (gettext), t.N (ngettext), etc. And it contains a cmd tool xtemplate, which can extract messages as a pot file from text/html template.
• spreak star:4 Flexible translation and humanization library for Go, based on the concepts behind gettext.

Transliteration

• go-unidecode star:93 ASCII transliterations of Unicode text.
• gounidecode star:75 Unicode transliterator (also known as unidecode) for Go.
• transliterator star:22 Provides one-way string transliteration with supporting of language-specific transliteration rules.
• enca star:11 Minimal cgo bindings for libenca, which detects character encodings.

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Networking

Libraries for working with various layers of the network.

• fasthttp star:18014 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
• kcptun star:12929 Extremely simple & fast udp tunnel based on KCP protocol.
• webrtc star:9527 A pure Go implementation of the WebRTC API.
• quic-go star:6952 An implementation of the QUIC protocol in pure Go.
• gnet star:6684 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
• dns star:6398 Go library for working with DNS.
• gopacket star:4945 Go library for packet processing with libpcap bindings.
• HTTPLab star:3818 HTTPLabs let you inspect HTTP requests and forge responses.
• kcp-go star:3356 KCP - Fast and Reliable ARQ Protocol.
• gobgp star:2906 BGP implemented in the Go Programming Language.
• netpoll star:2831 A high-performance non-blocking I/O networking framework, which focused on RPC scenarios, developed by ByteDance.
• ssh star:2610 Higher-level API for building SSH servers (wraps crypto/ssh).
• fortio star:2570 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.
• water star:1478 Simple TUN/TAP library.
• gev star:1426 gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
• go-getter star:1371 Go library for downloading files or directories from various sources using a URL.
• NFF-Go star:1216 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
• sftp star:1169 Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
• grab star:1068 Go package for managing file downloads.
• ftp star:954 Package ftp implements a FTP client as described in RFC 959.
• mdns star:893 Simple mDNS (Multicast DNS) client/server library in Golang.
• mqttPaho The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.
• gosnmp star:863 Native Go library for performing SNMP actions.
• vssh star:854 Go library for building network and server automation over SSH protocol.
• cidranger star:722 Fast IP to CIDR lookup for Go.
• nbio star:717 Pure Go 1000k+ connections solution, support tls/http1.x/websocket and basically compatible with net/http, with high-performance and low memory cost, non-blocking, event-driven, easy-to-use.
• gmqtt star:686 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
• lhttp star:674 Powerful websocket framework, build your IM server more easily.
• peerdiscovery star:548 Pure Go library for cross-platform local peer discovery using UDP multicast.
• go-stun star:509 Go implementation of the STUN client (RFC 3489 and RFC 5389).
• gotcp star:493 Go package for quickly writing tcp applications.
• stun star:488 Go implementation of RFC 5389 STUN protocol.
• gopcap star:445 Go wrapper for libpcap.
• gaio star:441 High performance async-io networking for Golang in proactor mode.
• raw star:422 Package raw enables reading and writing data at the device driver level for a network interface.
• tcp_server star:415 Go library for building tcp servers faster.
• easytcp star:406 A light-weight TCP framework written in Go (Golang), built with message router. EasyTCP helps you build a TCP server easily fast and less painful.
• winrm star:367 Go WinRM client to remotely execute commands on Windows machines.
• ftpserverlib star:317 Fully featured FTP server library.
• arp star:287 Package arp implements the ARP protocol, as described in RFC 826.
• buffstreams star:249 Streaming protocolbuffer data over TCP made easy.
• ethernet star:241 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
• gNxI star:213 A collection of tools for Network Management that use the gNMI and gNOI protocols.
• dnsmonster star:196 Passive DNS Capture/Monitoring Framework.
• jazigo star:181 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
• utp star:162 Go uTP micro transport protocol implementation.
• canopus star:148 CoAP Client/Server implementation (RFC 7252).
• sslb star:139 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
• xtcp star:134 TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
• iplib star:84 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
• ether star:77 Cross-platform Go package for sending and receiving ethernet frames.
• dhcp6 star:74 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
• gldap star:70 gldap provides an ldap server implementation and you provide handlers for its ldap operations.
• packet star:70 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
• go-powerdns star:57 PowerDNS API bindings for Golang.
• linkio star:51 Network link speed simulation for Reader/Writer interfaces.
• portproxy star:50 Simple TCP proxy which adds CORS support to API's which don't support it.
• panoptes-stream star:36 A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT).
• graval star:27 Experimental FTP server framework.
• fullproxy star:25 A fully featured scriptable and daemon configurable proxy and pivoting toolkit with SOCKS5, HTTP, raw ports and reverse proxy protocols.
• publicip star:25 Package publicip returns your public facing IPv4 address (internet egress).
• golibwireshark star:24 Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
• gohooks star:16 GoHooks make it easy to send and consume secured web-hooks from a Go application. Inspired by Spatie's Laravel Webhook Client and Server.
• goshark star:14 Package goshark use tshark to decode IP packet and create data struct to analyse packet.
• httpproxy star:12 HTTP proxy handler and dialer.
• llb star:12 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.
• tspool star:12 A TCP Library use worker pool to improve performance and protect your server.

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HTTP Clients

Libraries for making HTTP requests.

• resty star:6325 Simple HTTP and REST client for Go inspired by Ruby rest-client.
• req star:2424 Simple Go HTTP client with Black Magic (Less code and More efficiency).
• heimdall star:2287 An enhanced http client with retry and hystrix capabilities.
• grequests star:1888 A Go "clone" of the great and famous Requests library.
• sling star:1457 Sling is a Go HTTP client library for creating and sending API requests.
• go-retryablehttp star:1244 Retryable HTTP client in Go.
• gentleman star:958 Full-featured plugin-driven HTTP client library.
• pester star:591 Go HTTP client calls with retries, backoff, and concurrency.
• requests star:378 HTTP requests for Gophers. Uses context.Context and doesn't hide the underlying net/http.Client, making it compatible with standard Go APIs. Also includes testing tools.
• go-cleanhttp star:253 Get easily stdlib HTTP client, which does not share any state with other clients.
• request star:206 HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
• go-otelroundtripper star:48 Go http.RoundTripper that emits open telemetry metrics for HTTP requests.
• go-http-client star:40 Make http calls simply and easily.
• rq star:40 A nicer interface for golang stdlib HTTP client.
• httpretry star:20 Enriches the default go HTTP client with retry functionality.
• go-req star:15 Declarative golang HTTP client.
• httpc star:4 A customizable and simple HTTP client library. Only depend on the stdlib HTTP client.
• go-zoox/fetch star:2 A Powerful, Lightweight, Easy Http Client, inspired by Web Fetch API.

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OpenGL

Libraries for using OpenGL in Go.

• glfw star:1284 Go bindings for GLFW 3.
• gl star:914 Go bindings for OpenGL (generated via glow).
• mathgl star:445 Pure Go math package specialized for 3D math, with inspiration from GLM.
• goxjs/gl star:157 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
• goxjs/glfw star:74 Go cross-platform glfw library for creating an OpenGL context and receiving events.
• go-glmatrix star:3 Go port of glMatrix library.

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ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

• GORM star:28860 The fantastic ORM library for Golang, aims to be developer friendly.
• ent star:11165 An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
• go-pg star:5125 PostgreSQL ORM with focus on PostgreSQL specific features and performance.
• SQLBoiler star:5027 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
• gorp star:3577 Go Relational Persistence, ORM-ish library for Go.
• upper.io/db star:3097 Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
• XORM Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle).
• gormt star:1928 Mysql database to golang gorm struct.
• reform star:1276 Better ORM for Go, based on non-empty interfaces and code generation.
• Prisma star:1256 Prisma Client Go, Typesafe database access for Go.
• pop/soda star:1215 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• go-sqlbuilder star:802 A flexible and powerful SQL string builder library plus a zero-config ORM.
• go-queryset star:664 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
• rel star:546 Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
• Zoom star:290 Blazing-fast datastore and querying engine built on Redis.
• go-sql star:161 A easy ORM for mysql.
• grimoire star:156 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
• go-store star:108 Simple and fast Redis backed key-value store library for Go.
• golobby/orm star:95 Simple, fast, type-safe, generic orm for developer happiness.
• go-firestorm star:35 A simple ORM for Google/Firebase Cloud Firestore.
• cacheme star:20 Schema based, typed Redis caching/memoize framework for Go.
• marlow star:11 Generated ORM from project structs for compile time safety assurances.
• lore star:10 Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.

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Package Management

Official tooling for dependency and package management

• go modules 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 star:13034 Go dependency tool.
• vgo Versioned Go.

Unofficial libraries for package and dependency management.

• glide star:8155 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
• godep star:5593 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
• govendor star:4980 Go Package Manager. Go vendor tool that works with the standard vendor file.
• gopm star:2489 Go Package Manager.
• gom star:1391 Go Manager - bundle for go.
• gpm star:1197 Barebones dependency manager for Go.
• goop star:775 Simple dependency manager for Go (golang), inspired by Bundler.
• modgv star:409 Converts 'go mod graph' output into Graphviz's DOT language.
• nut star:236 Vendor Go dependencies.
• johnny-deps star:212 Minimal dependency version using Git.
• mvn-golang star:143 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
• VenGO star:121 create and manage exportable isolated go virtual environments.
• gop star:48 Build and manage your Go applications out of GOPATH.

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Performance

• jaeger star:16005 A distributed tracing system.
• pixie star:3522 No instrumentation tracing for Golang applications via eBPF.
• statsviz star:1846 Live visualization of your Go application runtime statistics.
• profile star:1735 Simple profiling support package for Go.
• tracer star:64 Simple, lightweight tracing.

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Query Language

• graphql-go star:8638 Implementation of GraphQL for Go.
• gqlgen star:7749 go generate based graphql server library.
• graphql star:4176 GraphQL server with a focus on ease of use.
• dasel star:3437 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.
• gojsonq star:1896 A simple Go package to Query over JSON Data.
• rql star:260 Resource Query Language for REST API.
• jsonql star:252 JSON query expression library in Golang.
• jsonslice star:67 Jsonpath queries with advanced filters.
• graphql star:55 graphql parser + utilities.
• api-fu star:43 Comprehensive GraphQL implementation.
• rqp star:39 Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
• goven star:34 A drop-in query language for any database schema.
• straf star:32 Easily Convert Golang structs to GraphQL objects.
• jsonpath star:10 A query library for retrieving part of JSON based on JSONPath syntax.
• gws star:4 Apollos' "GraphQL over Websocket" client and server implementation.

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Resource Embedding

• statik star:3446 Embeds static files into a Go executable.
• packr star:3414 The simple and easy way to embed static files into Go binaries.
• go.rice star:2283 go.rice is a Go package that makes working with resources such as HTML, JS, CSS, images, and templates very easy.
• vfsgen star:945 Generates a vfsdata.go file that statically implements the given virtual filesystem.
• esc star:625 Embeds files into Go programs and provides http.FileSystem interfaces to them.
• fileb0x star:613 Simple tool to embed files in go with focus on "customization" and ease to use.
• go-resources star:174 Unfancy resources embedding with Go.
• statics star:64 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
• templify star:27 Embed external template files into Go code to create single file binaries.
• rebed star:22 Recreate folder structures and files from Go 1.16's embed.FS type
• debme star:18 Create an embed.FS from an existing embed.FS subdirectory.
• mule star:11 Embed external resources like images, movies ... into Go source code to create single file binaries using go generate. Focussed on simplicity.

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Science and Data Analysis

Libraries for scientific computing and data analyzing.

• gonum star:5886 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
• stats star:2464 Statistics package with common functions missing from the Golang standard library.
• gonum/plot star:2212 gonum/plot provides an API for building and drawing plots in Go.
• gosl star:1673 Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
• streamtools star:1315 general purpose, graphical tool for dealing with streams of data.
• dataframe-go star:845 Dataframes for machine-learning and statistics (similar to pandas).
• go-dsp star:778 Digital Signal Processing for Go.
• chart star:730 Simple Chart Plotting library for Go. Supports many graphs types.
• goraph star:689 Pure Go graph theory library(data structure, algorithm visualization).
• graph star:558 Library of basic graph algorithms.
• orb star:549 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
• ewma star:387 Exponentially-weighted moving averages.
• calendarheatmap star:352 Calendar heatmap in plain Go inspired by Github contribution activity.
• gohistogram star:164 Approximate histograms for data streams.
• TextRank star:156 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
• sparse star:131 Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
• go-estimate star:96 State estimation and filtering algorithms in Go.
• pagerank star:75 Weighted PageRank algorithm implemented in Go.
• jsonl-graph star:58 Tool to manipulate JSONL graphs with graphviz support.
• geom star:51 2D geometry for golang.
• evaler star:49 Simple floating point arithmetic expression evaluator.
• decimal star:27 Package decimal implements arbitrary-precision decimal floating-point arithmetic.
• goent star:27 GO Implementation of Entropy Measures.
• triangolatte star:26 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
• piecewiselinear star:22 Tiny linear interpolation library.
• GoStats star:20 GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
• godesim star:19 Extended/multivariable ODE solver framework for event-based simulations with simple API.
• ode star:17 Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
• PiHex star:15 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
• assocentity star:8 Package assocentity returns the average distance from words to a given entity.
• rootfinding star:7 root-finding algorithms library for finding roots of quadratic functions.
• go-gt star:6 Graph theory algorithms written in "Go" language.
• bradleyterry star:5 Provides a Bradley-Terry Model for pairwise comparisons.

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Security

Libraries that are used to help make your application more secure.

• age star:10847 A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
• lego star:5386 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
• CertMagic star:4094 Mature, robust, and powerful ACME client integration for fully-managed TLS certificate issuance and renewal.
• Cameradar star:2954 Tool and library to remotely hack RTSP streams from surveillance cameras.
• memguard star:2185 A pure Go library for handling sensitive values in memory.
• secure star:1973 HTTP middleware for Go that facilitates some quick security wins.
• acmetool star:1918 ACME (Let's Encrypt) client tool with automatic renewal.
• themis star:1553 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 star:1013 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
• Coraza star:552 Enterprise-ready, modsecurity and OWASP CRS compatible WAF library.
• nacl star:525 Go implementation of the NaCL set of API's.
• ssh-vault star:350 encrypt/decrypt using ssh keys.
• go-password-validator star:344 Password validator based on raw cryptographic entropy values.
• optimus-go star:317 ID hashing and Obfuscation using Knuth's Algorithm.
• firewalld-rest star:316 A rest application to dynamically update firewalld rules on a linux server.
• BadActor star:305 In-memory, application-driven jailer built in the spirit of fail2ban.
• passlib star:267 Futureproof password hashing library.
• go-yara star:265 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
• dongle star:260 A simple, semantic and developer-friendly golang package for encoding&decoding and encryption&decryption.
• simple-scrypt star:180 Scrypt package with a simple, obvious API and automatic cost calibration built-in.
• argon2pw star:88 Argon2 password hash generation with constant-time password comparison.
• autocert Auto provision Let's Encrypt certificates and start a TLS server.
• goSecretBoxPassword star:51 A probably paranoid package for securely hashing and encrypting passwords.
• Interpol Rule-based data generator for fuzzing and penetration testing.
• go-generate-password star:43 Password generator that can be used on the cli or as a library.
• secureio star:25 An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
• go-htpasswd star:24 Apache htpasswd Parser for Go.
• certificates star:23 An opinionated tool for generating tls certificates.
• argon2-hashing star:17 light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
• goArgonPass star:15 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
• sslmgr star:14 SSL certificates made easy with a high level wrapper around acme/autocert.
• secret star:11 Prevent your secrets from leaking into logs, std* etc.

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Serialization

Libraries and tools for binary serialization.

• jsoniter star:11036 High-performance 100% compatible drop-in replacement of "encoding/json".
• goprotobuf star:8561 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
• mapstructure star:5878 Go library for decoding generic map values into native Go structures.
• gogoprotobuf star:5345 Protocol Buffers for Go with Gadgets.
• go-codec star:1655 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
• csvutil star:729 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
• colfer star:669 Code generation for the Colfer binary format.
• cbor star:460 Small, safe, and easy CBOR encoding and decoding library.
• go-capnproto star:283 Cap'n Proto library and parser for go.
• php_session_decoder star:154 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
• structomap star:133 Library to easily and dynamically generate maps from static structures.
• bambam star:64 generator for Cap'n Proto schemas from go.
• binstruct star:54 Golang binary decoder for mapping data into the structure.
• asn1 star:50 Asn.1 BER and DER encoding library for golang.
• bel star:25 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
• fwencoder star:20 Fixed width file parser (encoding and decoding library) for Go.
• pletter star:18 A standard way to wrap a proto message for message brokers.
• elastic star:16 Convert slices, maps or any other unknown value across different types at run-time, no matter what.
• fixedwidth star:6 Fixed-width text formatting (UTF-8 supported).
• unitpacking star:4 Library to pack unit vectors into as fewest bytes as possible.
• go-lctree star:3 Provides a CLI and primitives to serialize and deserialize LeetCode binary trees.

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Server Applications

• Caddy star:41579 Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
• consul Consul is a tool for service discovery, monitoring and configuration.
• etcd star:40490 Highly-available key value store for shared configuration and service discovery.
• minio star:34053 Minio is a distributed object storage server.
• RoadRunner star:6589 High-performance PHP application server, load-balancer and process manager.
• Easegress star:4519 A cloud native high availability/performance traffic orchestration system with observability and extensibility.
• SFTPGo star:4479 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.
• devd star:3263 Local webserver for developers.
• algernon star:1988 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
• Fider star:1965 Fider is an open platform to collect and organize customer feedback.
• Flagr star:1937 Flagr is an open-source feature flagging and A/B testing service.
• flipt star:1845 A self contained feature flag solution written in Go and Vue.js
• Trickster star:1702 HTTP reverse proxy cache and time series accelerator.
• discovery star:1664 A registry for resilient mid-tier load balancing and failover.
• Wish star:1346 Make SSH apps, just like that!
• jackal star:1291 An XMPP server written in Go.
• go-feature-flag star:455 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.
• Euterpe star:413 Self-hosted music streaming server with built-in web UI and REST API.
• dummy star:153 Run mock server based off an API contract with one command.
• dudeldu star:136 A simple SHOUTcast server.
• lets-proxy2 star:64 Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
• go-proxy-cache star:57 Simple Reverse Proxy with Caching, written in Go, using Redis.
• cortex-tenant star:49 Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.
• psql-streamer star:40 Stream database events from PostgreSQL to Kafka.
• nginx-prometheus star:31 Nginx log parser and exporter to Prometheus.
• nsq A realtime distributed messaging platform.
• simple-jwt-provider star:25 Simple and lightweight provider which exhibits JWTs, supports login, password-reset (via mail) and user management.
• protoxy star:24 A proxy server that converts JSON request bodies to Protocol Buffers.
• Moxy star:7 Moxy is a simple mocker and proxy application server, you can create mock endpoints as well as proxy requests in case no mock exists for the endpoint.
• riemann-relay star:1 Relay to load-balance Riemann events and/or convert them to Carbon.

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Stream Processing

Libraries and tools for stream processing and reactive programming.

• go-streams star:979 Go stream processing library.
• machine star:112 Go library for writing and generating stream workers with built in metrics and traceability.
• stream star:60 Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...
• goio star:37 An implementation of IO, Stream, Fiber for Golang, inspired by awesome Scala libraries cats and fs2.

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Template Engines

Libraries and tools for templating and lexing.

• sprig star:3061 Useful template functions for Go templates.
• quicktemplate star:2514 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
• pongo2 star:2278 Django-like template-engine for Go.
• jet star:941 Jet template engine.
• Razor star:799 Razor view engine for Golang.
• maroto star:680 A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
• fasttemplate star:613 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
• ego star:527 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
• raymond star:482 Complete handlebars implementation in Go.
• goview star:285 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
• Soy star:164 Closure templates (aka Soy templates) for Go, following the official spec.
• liquid star:160 Go implementation of Shopify Liquid templates.
• extemplate star:50 Tiny wrapper around html/template to allow for easy file-based template inheritance.
• gospin star:38 Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations.
• tbd star:19 A really simple way to create text templates with placeholders - exposes extra builtin Git repo metadata.
• got star:2 A Go code generator inspired by Hero and Fasttemplate. Has include files, custom tag definitions, injected Go code, language translation, and more.

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Testing

Libraries for testing codebases and generating test data.

• Testing Frameworks

  • Testify star:17000 Sacred extension to the standard go testing package.
  • testmd Convert markdown snippets into testable go code.
  • go-cmp star:3011 Package for comparing Go values in tests.
  • httpexpect star:1933 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
  • godog star:1708 Cucumber or Behat like BDD framework for Go.
  • is star:1450 Professional lightweight testing mini-framework for Go.
  • go-vcr star:891 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
  • gnomock star:859 integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.
  • goblin star:854 Mocha like testing framework fo Go.
  • testfixtures star:816 A helper for Rails' like test fixtures to test database applications.
  • baloo star:725 Expressive and versatile end-to-end HTTP API testing made easy.
  • go-mutesting star:539 Mutation testing for Go source code.
  • go-mysql-test-container Golang MySQL testcontainer to help with MySQL integration testing.
  • go-snaps Jest-like snapshot testing in Golang.
  • goc star:537 Goc is a comprehensive coverage testing system for The Go Programming Language.
  • gocheck More advanced testing framework alternative to gotest.
  • GoConvey BDD-style framework with web UI and live reload.
  • gofight star:402 API Handler Testing for Golang Router framework.
  • embedded-postgres star:400 Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
  • testza star:390 Full-featured test framework with nice colorized output.
  • gotest.tools star:325 A collection of packages to augment the go testing package and support common patterns.
  • go-testdeep star:309 Extremely flexible golang deep comparison, extends the go testing package.
  • frisby star:272 REST API testing framework.
  • got star:233 An enjoyable golang test framework.
  • go-carpet star:226 Tool for viewing test coverage in terminal.
  • cupaloy star:217 Simple snapshot testing addon for your test framework.
  • endly star:211 Declarative end to end functional testing.
  • commander star:202 Tool for testing cli applications on windows, linux and osx.
  • charlatan star:195 Tool to generate fake interface implementations for tests.
  • dbcleaner star:140 Clean database for testing purpose, inspired by database_cleaner in Ruby.
  • go-hit star:117 Hit is an http integration test framework written in golang.
  • GoSpec star:112 BDD-style testing framework for the Go programming language.
  • testcase star:95 Idiomatic testing framework for Behavior Driven Development.
  • wstest star:91 Websocket client for unit-testing a websocket http.Handler.
  • jsonassert star:85 Package for verifying that your JSON payloads are serialized correctly.
  • omg.testingtools The simple library for change a values of private fields for testing.
  • gocrest star:83 Composable hamcrest-like matchers for Go assertions.
  • restit star:55 Go micro framework to help writing RESTful API integration test.
  • gospecify star:52 This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
  • covergates star:48 Self-hosted code coverage report review and management service.
  • gherkingen star:47 BDD boilerplate generator and framework.
  • ginkgo BDD Testing Framework for Go.
  • dsunit star:41 Datastore testing for SQL, NoSQL, structured files.
  • gomatch star:41 library created for testing JSON against patterns.
  • gomega Rspec like matcher/assertion library.
  • assert star:40 Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
  • Hamcrest star:27 fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
  • apitest Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams.
  • flute star:17 HTTP client testing framework.
  • schema star:17 Quick and easy expression matching for JSON schemas used in requests and responses.
  • be star:16 The minimalist generic test assertion library.
  • testsql star:13 Generate test data from SQL files before testing and clear it after finished.
  • gogiven star:12 YATSPEC-like BDD testing framework for Go.
  • gosuite star:11 Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
  • biff star:10 Bifurcation testing framework, BDD compatible.
  • badio star:9 Extensions to Go's testing/iotest package.
  • fixenv star:6 Fixture manage engine, inspired by pytest fixtures.
  • stop-and-go star:5 Testing helper for concurrency.
  • trial star:5 Quick and easy extendable assertions without introducing much boilerplate.
  • go-testpredicate star:4 Test predicate style assertions library with extensive diagnostics output.
  • Tt star:4 Simple and colorful test tools.

• Mock

  • gomock star:7621 Mocking framework for the Go programming language.
  • go-sqlmock star:4538 Mock SQL driver for testing database interactions.
  • mockery star:3689 Tool to generate Go interfaces.
  • hoverfly star:1888 HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
  • gock star:1651 Versatile HTTP mocking made easy.
  • httpmock star:1433 Easy mocking of HTTP responses from external resources.
  • counterfeiter star:696 Tool for generating self-contained mock objects.
  • genmock Go mocking system with code generator for building calls of the interface methods.
  • minimock star:455 Mock generator for Go interfaces.
  • go-txdb star:452 Single transaction based database driver mainly for testing purposes.
  • govcr star:105 HTTP mock for Golang: record and replay HTTP interactions for offline testing.
  • timex star:63 A test-friendly replacement for the native time package.
  • go-localstack star:51 Tool for using localstack in AWS testing.
  • mockhttp star:21 Mock object for Go http.ResponseWriter.
  • mockit star:9 Allows functions and method easy mocking, without defining new types; it's similar to Mockito for Java.

• Fuzzing and delta-debugging/reducing/shrinking.

  • go-fuzz star:4436 Randomized testing system.
  • gofuzz star:1296 Library for populating go objects with random values.
  • Tavor star:235 Generic fuzzing and delta-debugging framework.

• Selenium and browser control tools.

  • chromedp star:7826 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
  • rod star:2590 A Devtools driver to make web automation and scraping easy.
  • selenoid star:2183 alternative Selenium hub server that launches browsers within containers.
  • playwright-go star:854 browser automation library to control Chromium, Firefox and WebKit with a single API.
  • cdp star:614 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
  • ggr star:286 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

• Fail injection

  • failpoint star:707 An implementation of failpoints for Golang.

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Text Processing

Libraries for parsing and manipulating texts.

See also Natural Language Processing and Text Analysis.

Formatters

• go-humanize star:3229 Formatters for time, numbers, and memory size to human readable format.
• gotabulate star:284 Easily pretty-print your tabular data with Go.
• align star:75 A general purpose application that aligns text.
• bytes Formats and parses numeric byte values (10K, 2M, 3G, etc.).
• go-fixedwidth star:63 Fixed-width text formatting (encoder/decoder with reflection).
• address star:48 Handles address representation, validation and formatting.
• textwrap star:2 Wraps text at end of lines. Implementation of textwrap module from Python.

Markup Languages

• blackfriday star:4960 Markdown processor in Go.
• github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
• toml star:3914 TOML configuration format (encoder/decoder with reflection).
• goldmark star:2215 A Markdown parser written in Go. Easy to extend, standard (CommonMark) compliant, well structured.
• go-toml star:1260 Go library for the TOML format with query support and handy cli tools.
• mxj star:523 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
• htmlquery star:496 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
• html-to-markdown star:369 Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
• goq star:217 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
• bafi star:57 Universal JSON, BSON, YAML, XML translator to ANY format using templates.
• go-output-format star:7 Output go structures into multiple formats (YAML/JSON/etc) in your command line app.
• bbConvert star:6 Converts bbCode to HTML that allows you to add support for custom bbCode tags.

Parsers/Encoders/Decoders

• sh star:4892 Shell parser and formatter.
• gofeed star:1908 Parse RSS and Atom feeds in Go.
• commonregex star:818 A collection of common regular expressions for Go.
• gographviz star:486 Parses the Graphviz DOT language.
• omniparser star:470 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.
• go-nmea star:180 NMEA parser library for the Go language.
• sdp star:115 SDP: Session Description Protocol [RFC 4566].
• editorconfig-core-go star:101 Editorconfig file parser and manipulator for Go.
• go-vcard star:73 Parse and format vCard.
• did star:61 DID (Decentralized Identifiers) Parser and Stringer in Go.
• allot star:55 Placeholder and wildcard text parsing for CLI tools and bots.
• parth star:41 URL path segmentation parsing.
• gonameparts star:36 Parses human names into individual name parts.
• normalize star:30 Sanitize, normalize and compare fuzzy text.
• codetree star:20 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
• parseargs-go star:9 string argument parser that understands quotes and backslashes.
• encdec star:7 Package provides a generic interface to encoders and decoders.
• go-fasttld star:7 High performance top level domains (TLD) extraction module.
• ltsv star:7 High performance LTSV (Labeled Tab Separated Value) reader for Go.
• doi star:6 Document object identifier (doi) parser in Go.
• tokenizer — Parse any string, slice or infinite buffer to any tokens.
• when star:1155 Natural EN and RU language date/time parser with pluggable rules.
• xj2go star:25 Convert xml or json to go struct.

Regular Expressions

• regroup star:112 Match regex expression named groups into go struct using struct tags and automatic parsing.
• rex star:109 Regular expressions builder.
• goregen star:69 Library for generating random strings from regular expressions.
• genex star:66 Count and expand Regular Expressions into all matching Strings.
• go-wildcard star:15 Simple and lightweight wildcard pattern matching.

Sanitation

• bluemonday star:2371 HTML Sanitizer.
• gofuckyourself star:49 A sanitization-based swear filter for Go.

Scrapers

• colly star:16938 Fast and Elegant Scraping Framework for Gophers.
• GoQuery star:11612 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
• xurls star:923 Extract urls from text.
• dataflowkit star:533 Web scraping Framework to turn websites into structured data.
• gospider star:167 A simple golang spider/scraping framework,build a spider in 3 lines. migrated from goribot
• pagser star:64 Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
• Tagify star:21 Produces a set of tags from given source.

RSS

• podcast star:111 iTunes Compliant and RSS 2.0 Podcast Generator in Golang
• syndfeed star:8 A syndication feed for Atom 1.0 and RSS 2.0.

Utility/Miscellaneous

• go-runewidth star:465 Functions to get fixed width of the character or string.
• radix star:178 Fast string sorting algorithm.
• go-zero-width star:103 Zero-width character detection and removal for Go.
• petrovich star:39 Petrovich is the library which inflects Russian names to given grammatical case.
• kace star:18 Common case conversions covering common initialisms.
• TySug star:12 Alternative suggestions with respect to keyboard layouts.

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Third-party APIs

Libraries for accessing third party APIs.

• github star:8675 Go library for accessing the GitHub REST API v3.
• aws-sdk-go star:7712 The official AWS SDK for the Go programming language.
• slack star:3977 Slack API in Go.
• discordgo star:3174 Go bindings for the Discord Chat API.
• google star:3078 Auto-generated Google APIs for Go.
• google-cloud star:2962 Google Cloud APIs Go Client Library.
• minio-go star:1650 Minio Go Library for Amazon S3 compatible cloud storage.
• stripe star:1596 Go client for the Stripe API.
• go-twitter star:1488 Go client library for the Twitter v1.1 APIs.
• go-jira star:1145 Go client library for Atlassian JIRA
• anaconda star:1118 Go client library for the Twitter 1.1 API.
• facebook star:1073 Go Library that supports the Facebook Graph API.
• fasapay-sdk-go Unofficial Fasapay payment gateway XML API Client for Golang.
• githubql star:900 Go library for accessing the GitHub GraphQL API v4.
• webhooks star:735 Webhook receiver for GitHub and Bitbucket.
• paypal star:504 Wrapper for PayPal payment API.
• geo-golang star:436 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
• twitter-scraper star:238 Scrape the Twitter Frontend API without authentication and limits.
• ethrpc star:234 Go bindings for Ethereum JSON RPC API.
• Trello star:200 Go wrapper for the Trello API.
• go-marathon star:195 Go library for interacting with Mesosphere's Marathon PAAS.
• lark star:185 Feishu/Lark Open API Go SDK, Support ALL Open API and Event Callback.
• Medium star:131 Golang SDK for Medium's OAuth2 API.
• gostorm star:128 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.
• pushover star:122 Go wrapper for the Pushover API.
• wit-go star:122 Go client for wit.ai HTTP API.
• go-trending star:120 Go library for accessing trending repositories and developers at Github.
• hipchat (xmpp) star:110 A golang package to communicate with HipChat over XMPP.
• hipchat star:104 This project implements a golang client library for the Hipchat API.
• go-lark star:101 An easy-to-use unofficial SDK for Feishu and Lark Open Platform.
• cachet star:90 Go client library for Cachet (open source status page system).
• simples3 star:87 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
• gosip star:79 Go client library SharePoint API.
• igdb star:75 Go client for the Internet Game Database API.
• gogtrends star:65 Google Trends Unofficial API.
• circleci star:64 Go client library for interacting with CircleCI's API.
• go-unsplash star:64 Go client library for the Unsplash.com API.
• clarifai star:56 Go client library for interfacing with the Clarifai API.
• megos star:54 Client library for accessing an Apache Mesos cluster.
• golang-tmdb star:53 Golang wrapper for The Movie Database API v3.
• amazon-product-advertising-api star:52 Go Client Library for Amazon Product Advertising API.
• ynab star:51 Go wrapper for the YNAB API.
• gads star:49 Google Adwords Unofficial API.
• go-postman-collection star:48 Go module to work with Postman Collections (compatible with Insomnia).
• fcm star:47 Go library for Firebase Cloud Messaging.
• uptimerobot star:47 Go wrapper and command-line client for the Uptime Robot v2 API.
• go-atlassian star:46 Go library for accessing the Atlassian Cloud services (Jira, Jira Service Management, Jira Agile, Confluence, Admin Cloud)
• mixpanel star:46 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
• go-xkcd star:45 Go client for the xkcd API.
• go-yapla Go client library for the Yapla v2.0 API.
• GoMusicBrainz star:45 Go MusicBrainz WS2 client library.
• spotify star:43 Go Library to access Spotify WEB API.
• airtable star:40 Go client library for the Airtable API.
• golyrics star:38 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
• google-play-scraper star:36 Get data from Google Play Store.
• gami star:31 Go library for Asterisk Manager Interface.
• go-myanimelist star:31 Go client library for accessing the MyAnimeList API.
• patreon-go star:31 Go library for Patreon API.
• translate star:31 Go online translation package.
• gcm star:30 Go library for Google Cloud Messaging.
• lastpass-go star:28 Go client library for the LastPass API.
• steam star:27 Go Library to interact with Steam game servers.
• go-imgur star:23 Go client library for imgur
• shopify star:23 Go Library to make CRUD request to the Shopify API.
• go-twitch star:21 Go client for interacting with the Twitch v3 API.
• brewerydb star:18 Go library for accessing the BreweryDB API.
• codeship-go star:18 Go client library for interacting with Codeship's API v2.
• jokeapi-go star:17 Go client for JokeAPI.
• textbelt star:17 Go client for the textbelt.com txt messaging API.
• coinpaprika-go star:16 Go client library for interacting with Coinpaprika's API.
• go-hacknews star:16 Tiny Go client for HackerNews API.
• device-check-go star:13 Go client library for interacting with iOS DeviceCheck API v1.
• go-aws-news star:13 Go application and library to fetch what's new from AWS.
• google-analytics star:12 Simple wrapper for easy google analytics reporting.
• gopaapi5 star:12 Go Client Library for Amazon Product Advertising API 5.0.
• go-openproject star:11 Go client library for interacting with OpenProject API.
• go-here star:10 Go client library around the HERE location based APIs.
• go-sophos star:10 Go client library for the Sophos UTM REST API with zero dependencies.
• smite star:10 Go package to wraps access to the Smite game API.
• bqwriter star:9 High Level Go Library to write data into Google BigQuery at a high throughout.
• gomalshare star:9 Go library MalShare API malshare.com
• rrdaclient star:8 Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
• google-email-audit-api star:7 Go client library for Google G Suite Email Audit API.
• libgoffi star:7 Library adapter toolbox for native libffi integration
• tumblr star:7 Go wrapper for the Tumblr v2 API.
• go-sptrans star:6 Go client library for the SPTrans Olho Vivo API.
• goami2 star:6 AMI v2 library for Asterisk PBX.
• zooz star:6 Go client for the Zooz API.
• go-swagger-ui star:5 Go library containing precompiled Swagger UI for serving swagger json.
• go-telegraph Telegraph publishing platform API client.
• goagi star:5 Go library to build Asterisk PBX agi/fastagi applications.
• rawg-sdk-go star:5 Go library for the RAWG Video Games Database API
• go-chronos star:4 Go library for interacting with the Chronos Job Scheduler
• go-hibp star:4 Simple Go binding to the "Have I Been Pwned" APIs.
• appstore-sdk-go star:2 Unofficial Golang SDK for AppStore Connect API.
• go-restcountries star:2 Go library for the REST Countries API.
• newsapi-go star:2 Go client for NewsAPI.
• dusupay-sdk-go star:1 Unofficial Dusupay payment gateway API Client for Go
• playlyfe star:1 The Playlyfe Rest API Go SDK.
• TripAdvisor star:1 Go wrapper for the TripAdvisor API.
• vl-go star:1 Go client library around the VerifID identity verification layer API.

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Utilities

General utilities and tools to make your life easier.

• fzf star:45550 Command-line fuzzy finder written in Go.
• hub star:21886 wrap git commands with additional functionality to interact with github from the terminal.
• ctop star:13039 Top-like interface (e.g. htop) for container metrics.
• sqlx star:12246 provides a set of extensions on top of the excellent built-in database/sql package.
• goreleaser star:10307 Deliver Go binaries as fast and easily as possible.
• wuzz star:10003 Interactive cli tool for HTTP inspection.
• usql star:7303 usql is a universal command-line interface for SQL databases.
• peco star:7003 Simplistic interactive filtering tool.
• lo star:6746 A Lodash like Go library based on Go 1.18+ Generics (map, filter, contains, find...)
• godropbox star:4035 Common libraries for writing Go services/applications from Dropbox.
• hystrix-go star:3693 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
• go-funk star:3663 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
• panicparse star:3199 Groups similar goroutines and colorizes stack dump.
• minify star:3033 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
• goreporter star:2989 Golang tool that does static analysis, unit testing, code review and generate code quality report.
• mc star:2162 Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
• mergo star:1989 Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
• Storm star:1905 Simple and powerful toolkit for BoltDB.
• mole star:1579 cli app to easily create ssh tunnels.
• filetype star:1563 Small package to infer the file type checking the magic numbers signature.
• boilr star:1476 Blazingly fast CLI tool for creating projects from boilerplate templates.
• create-go-app star:1434 A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
• jump star:1389 Jump helps you navigate faster by learning your habits.
• lancet star:1268 A comprehensive, efficient, and reusable util function library of go.
• circuitbreaker star:1006 Circuit Breakers in Go.
• git-time-metric star:900 Simple, seamless, lightweight time tracking for Git.
• EaseProbe star:891 A simple, standalone, and lightWeight tool that can do health/status checking daemon, support HTTP/TCP/SSH/Shell/Client/... probes, and Slack/Discord/Telegram/SMS... notification.
• hostctl star:768 A CLI tool to manage /etc/hosts with easy commands.
• mimetype star:767 Package for MIME type detection based on magic numbers.
• immortal star:742 *nix cross-platform (OS agnostic) supervisor.
• circuit star:653 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
• scany star:605 Library for scanning data from a database into Go structs and more.
• htcat star:548 Parallel and Pipelined HTTP GET Utility.
• ergo star:527 The management of multiple local services running over different ports made easy.
• delve star:507 Go debugger.
• koazee star:501 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
• godaemon star:487 Utility to write daemons.
• go-dry star:477 DRY (don't repeat yourself) package for Go.
• gopencils star:437 Small and simple package to easily consume REST APIs.
• request star:415 Go HTTP Requests for Humans™.
• gubrak star:408 Golang utility library with syntactic sugar. It's like lodash, but for golang.
• clockwork star:397 A simple fake clock for golang.
• Deepcopier star:389 Simple struct copying for Go.
• go-rate star:360 Timed rate limiter for Go.
• retry star:319 The most advanced functional mechanism to perform actions repetitively until successful.
• changie star:294 Automated changelog tool for preparing releases with lots of customization options.
• mani star:284 CLI tool to help you manage multiple repositories.
• scan star:276 Scan golang sql.Rows directly to structs, slices, or primitive types.
• serve star:271 A static http server anywhere you need.
• gohper star:256 Various tools/modules help for development.
• util star:247 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
• clipboard star:232 📋 cross-platform clipboard package in Go.
• go-trigger star:227 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
• gotenv star:226 Load environment variables from .env or any io.Reader in Go.
• grofer star:210 A system and resource monitoring tool written in Golang!
• wifiqr star:207 Wi-Fi QR Code Generator.
• pattern-match star:182 Pattern matching libray.
• Death star:181 Managing go application shutdown with signals.
• go-bind-plugin star:180 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
• toolbox star:180 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
• go-sitemap-generator star:176 XML Sitemap generator written in Go.
• rospo star:173 Simple and reliable ssh tunnels with embedded ssh server in Golang.
• countries star:168 Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standards.
• moldova star:162 Utility for generating random data based on an input template.
• rerun star:162 Recompiling and rerunning go apps when source changes.
• apm star:160 Process manager for Golang applications with an HTTP API.
• robustly star:153 Runs functions resiliently, catching and restarting panics.
• chyle star:144 Changelog generator using a git repository with multiple configuration possibilities.
• go-bsdiff star:129 Pure Go bsdiff and bspatch libraries and CLI tools.
• onecache star:126 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
• lrserver star:121 LiveReload server for Go.
• nostromo star:115 CLI for building powerful aliases.
• cryptgo star:113 Crytpgo is a TUI based application written purely in Go to monitor and observe cryptocurrency prices in real time!
• sorty star:105 Fast Concurrent / Parallel Sorting.
• cmd star:99 Library for executing shell commands on osx, windows and linux.
• mongo-go-pagination star:99 Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
• limiters star:97 Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
• goseaweedfs star:95 SeaweedFS client library with almost full features.
• mssqlx star:95 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
• xferspdy star:92 Xferspdy provides binary diff and patch library in golang.
• go-health star:89 Health package simplifies the way you add health check to your services.
• filter star:88 provide filtering, sanitizing, and conversion of Go data.
• goval star:80 Evaluate arbitrary expressions in Go.
• repeat star:80 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
• mimemagic star:77 Pure Go ultra performant MIME sniffing library/utility.
• pm star:77 Process (i.e. goroutine) manager with an HTTP API.
• go-lock star:69 go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
• netbug star:69 Easy remote profiling of your services.
• UNIS star:69 Common Architecture™ for String Utilities in Go.
• handy star:68 Many utilities and helpers like string handlers/formatters and validators.
• pgo star:66 Convenient functions for PHP community.
• goreadability star:65 Webpage summary extractor using Facebook Open Graph and arc90's readability.
• multitick star:63 Multiplexor for aligned tickers.
• minquery star:59 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
• go-astitodo star:58 Parse TODOs in your GO code.
• golog star:56 Easy and lightweight CLI tool to time track your tasks.
• retry star:54 Simple and easy retry mechanism package for Go.
• copy-pasta star:49 Universal multi-workstation clipboard that uses S3 like backend for the storage.
• slice star:49 Type-safe functions for common Go slice operations.
• dbt star:48 A framework for running self-updating signed binaries from a central, trusted repository.
• golarm star:48 Fire alarms with system events.
• beyond star:47 The Go tool that will drive you to the AOP world!
• goback star:45 Go simple exponential backoff package.
• intrinsic star:44 Use x86 SIMD without writing any assembly code.
• retry-go star:44 Retrying made simple and easy for golang.
• go-httpheader star:39 Go library for encoding structs into Header fields.
• gpath star:39 Library to simplify access struct fields with Go's expression in reflection.
• slicer star:39 Makes working with slices easier.
• equalizer star:38 Quota manager and rate limiter collection for Go.
• set star:37 Performant and flexible struct mapping and loose type conversion.
• backscanner star:36 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
• gostrutils star:35 Collections of string manipulation and conversion functions.
• shutdown star:35 App shutdown hooks for os.Signal handling.
• myhttp star:34 Simple API to make HTTP GET requests with timeout support.
• evaluator star:33 Evaluate an expression dynamically based on s-expression. It's simple and easy to extend.
• rclient star:32 Readable, flexible, simple-to-use client for REST APIs.
• sshman star:32 SSH Manager for authorized_keys files on multiple remote servers.
• tome star:30 Tome was designed to paginate simple RESTful APIs.
• pointer star:29 Package pointer contains helper routines for simplifying the creation of optional fields of basic type.
• throttle star:28 Throttle is an object that will perform exactly one action per duration.
• generate star:27 runs go generate recursively on a specified path or environment variable and can filter by regex.
• ghokin star:26 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
• ugo star:26 ugo is slice toolbox with concise syntax for Go.
• goplaceholder star:24 a small golang lib to generate placeholder images.
• copy star:22 Package for fast copying structs of different types.
• mimesniffer star:22 A MIME type sniffer for Go.
• structs star:20 Implement simple functions to manipulate structs.
• ctxutil star:18 A collection of utility functions for contexts.
• cvt star:17 Easy and safe convert any value to another type.
• filler star:16 small utility to fill structs using "fill" tag.
• jsend star:16 JSend's implementation written in Go.
• dlog star:15 Compile-time controlled logger to make your release smaller without removing debug calls.
• go-convert star:15 Package go-convert enables you to convert a value into another type.
• okrun star:15 go run error steamroller.
• rest-go star:15 A package that provide many helpful methods for working with rest api.
• command star:13 Command pattern for Go with thread safe serial and parallel dispatcher.
• ptr star:13 Package that provide functions for simplified creation of pointers from constants of basic types.
• go-problemdetails star:12 Go package for working with Problem Details.
• go-type star:12 Library providing Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.
• retry star:11 A pretty simple library to ensure your work to be done.
• silk star:11 Read silk netflow files.
• go-countries star:9 Lightweight lookup over ISO-3166 codes.
• statiks star:9 Fast, zero-configuration, static HTTP filer server.
• go-actuator star:8 Production ready features for Go based web frameworks.
• go-clip star:8 A minimalistic clipboard manager for Mac.
• retry star:8 A simple but highly configurable retry package for Go.
• sliceconv star:8 Slice conversion between primitive types.
• blank star:7 Verify or remove blanks and whitespace from strings.
• bleep star:7 Perform any number of actions on any set of OS signals in Go.
• go-pkg star:6 A go toolkit.
• nfdump star:6 Read nfdump netflow files.
• go-safe star:5 Panic-safe sandbox.
• loncha star:4 A high-performance slice Utilities.
• lets-go star:3 Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
• olaf star:3 Twitter Snowflake implemented in Go.
• tik star:3 Simple and easy timing wheel package for Go.
• goctx star:2 Get your context value with high performance.
• reflectutils star:2 Helpers for working with reflection: struct tag parsing; recursive walking; fill value from string.
• objwalker star:1 Walk by go objects with reflection.

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UUID

Libraries for working with UUIDs.

• uuid star:3717 Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
• xid star:2830 Xid is a globally unique id generator library, ready to be safely used directly in your server code.
• ulid star:2735 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
• uniq No hassle safe, fast unique identifiers with commands.
• uuid star:1143 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
• wuid star:466 An extremely fast unique number generator, 10-135 times faster than UUID.
• goflake A small, scalable, & serverless unique ID generator for use in distributed systems. Inspired by Twitters Snowflake.
• sno star:67 Compact, sortable and fast unique IDs with embedded metadata.
• nanoid star:50 A tiny and efficient Go unique string ID generator.
• goid star:32 Generate and Parse RFC4122 compliant V4 UUIDs.
• gouid star:16 Generate cryptographically secure random string IDs with just one allocation.
• uuid star:14 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.

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Validation

Libraries for validation.

• validator star:10797 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
• govalidator star:5413 Validators and sanitizers for strings, numerics, slices and structs.
• ozzo-validation star:2794 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.
• govalidator star:1113 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
• validate star:740 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
• checkdigit star:91 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
• terraform-validator star:78 A norms and conventions validator for Terraform.
• validate star:68 This package provides a framework for writing validations for Go applications.
• jio star:67 jio is a json schema validator similar to joi.
• gody star:60 🎈 A lightweight struct validator for Go.
• govalid star:29 Fast, tag-based validation for structs.
• Validator star:2 A lightweight model validator written in Go.Contains VFs:Min, Max, MinLength, MaxLength, Length, Enum, Regex.

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Version Control

Libraries for version control.

• go-git star:3621 highly extensible Git implementation in pure Go.
• glab star:1992 An open-source GitLab command line tool bringing GitLab's cool features to your command line.
• hercules star:1766 gaining advanced insights from Git repository history.
• git2go star:1753 Go bindings for libgit2.
• gh star:77 Scriptable server and net/http middleware for GitHub Webhooks.
• go-vcs star:73 manipulate and inspect VCS repositories in Go.
• githooks star:46 Per-repo and shared Git hooks with version control and auto update.
• froggit-go star:18 Froggit-Go is a Go library, allowing to perform actions on VCS providers.
• hgo star:13 Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

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Video

Libraries for manipulating video.

• goav star:1902 Comprehensive Go bindings for FFmpeg.
• m3u8 star:938 Parser and generator library of M3U8 playlists for Apple HLS.
• gmf star:772 Go bindings for FFmpeg av* libraries.
• go-astits star:426 Parse and demux MPEG Transport Streams (.ts) natively in GO.
• go-astisub star:398 Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
• libvlc-go star:308 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
• gortsplib star:273 Pure Go RTSP server and client library.
• gst star:164 Go bindings for GStreamer.
• go-m3u8 star:96 Parser and generator library for Apple m3u8 playlists.
• v4l star:67 Video capture library for Linux, written in Go.
• libgosubs star:19 Subtitle format support for go. Supports .srt, .ttml, and .ass.
• go-mpd star:11 Parser and generator library for MPEG-DASH manifest files.

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Web Frameworks

Full stack web frameworks.

• Gin star:60940 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.
• Beego star:28439 beego is an open-source, high-performance web framework for the Go programming language.
• Buffalo Bringing the productivity of Rails to Go!
• Confetti Framework Confetti is a Go web application framework with an expressive, elegant syntax. Confetti combines the elegance of Laravel and the simplicity of Go.
• Echo star:22832 High performance, minimalist Go web framework.
• Fiber star:20906 An Express.js inspired web framework build on Fasthttp.
• Revel star:12625 High-productivity web framework for the Go language.
• Goa star:4753 Goa provides a holistic approach for developing remote APIs and microservices in Go.
• Gizmo star:3623 Microservice toolkit used by the New York Times.
• go-json-rest star:3499 Quick and easy way to setup a RESTful JSON API.
• Macaron star:3293 Macaron is a high productive and modular design web framework in Go.
• utron star:2218 Lightweight MVC framework for Go(Golang).
• Goyave star:1111 Feature-complete REST API framework aimed at clean code and fast development, with powerful built-in functionalities.
• tigertonic star:1001 Go framework for building JSON web services inspired by Dropwizard.
• tango star:835 Micro & pluggable web framework for Go.
• Gearbox star:650 A web framework written in Go with a focus on high performance and memory optimization.
• Aero star:477 High-performance web framework for Go, reaches top scores in Lighthouse.
• gongular star:447 Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
• Air star:417 An ideally refined web framework for Go.
• neo star:417 Neo is minimal and fast Go Web Framework with extremely simple API.
• mango star:367 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
• Flamingo Commerce star:333 Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
• Gondola star:309 The web framework for writing faster sites, faster.
• Flamingo star:304 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.
• Golf star:259 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.
• WebGo star:249 A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
• rk-boot star:244 A bootstrapper library for building enterprise go microservice with Gin and gRPC quickly and easily.
• Ginrpc star:227 Gin parameter automatic binding tool,gin rpc tools.
• uAdmin star:193 Fully featured web framework for Golang, inspired by Django.
• hiboot star:175 hiboot is a high performance web application framework with auto configuration and dependency injection support.
• Huma Framework for modern REST/GraphQL APIs with built-in OpenAPI 3, generated documentation, and a CLI.
• go-rest star:125 Small and evil REST framework for Go.
• appy star:123 An opinionated productive web framework that helps scaling business easier.
• Microservice star:98 The framework for the creation of microservices, written in Golang.
• patron star:97 Patron is a microservice framework following best cloud practices with a focus on productivity.
• rux star:81 Simple and fast web framework for build golang HTTP applications.
• vox star:78 A golang web framework for humans, inspired by Koa heavily.
• Golax star:74 A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
• aah Scalable, performant, rapid development Web framework for Go.
• YARF star:65 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
• Fireball star:57 More "natural" feeling web framework.
• goa star:46 goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware.
• GoTuna star:40 Minimalistic web framework for Go with mux router, middlewares, sessions, templates, embedded views and static files.
• goweb star:32 Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS.
• Resoursea star:32 REST framework for quickly writing resource based services.
• REST Layer Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
• rex star:32 Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
• Banjo star:19 Very simple and fast web framework for Go.
• anoweb star:3 The lightweight and powerful web framework using the new way for Go.Another go the way.
• golamb star:3 Golamb makes it easier to write API endpoints for use with AWS Lambda and API Gateway.

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Middlewares

Actual middlewares

• Tollbooth star:2245 Rate limit HTTP request handler.
• CORS star:2124 Easily add CORS capabilities to your API.
• Limiter star:1595 Dead simple rate limit middleware for Go.
• go-server-timing star:838 Add/parse Server-Timing header.
• go-fault star:439 Fault injection middleware for Go.
• ln-paywall star:126 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
• XFF star:90 Handle X-Forwarded-For header and friends.
• rk-grpc star:39 Middleware for gRPC with logging, metrics, auth, tracing etc.
• formjson star:36 Transparently handle JSON input as a standard form POST.
• rk-gin star:32 Middleware for Gin framework with logging, metrics, auth, tracing etc.
• client-timing star:20 An HTTP client for Server-Timing header.
• mid star:4 Miscellaneous HTTP middleware features: idiomatic error return from handlers; receive/respond with JSON data; request tracing; and more.

Libraries for creating HTTP middlewares

• negroni star:7216 Idiomatic HTTP middleware for Golang.
• alice star:2603 Painless middleware chaining for Go.
• render star:1660 Go package for easily rendering JSON, XML, and HTML template responses.
• stats star:585 Go middleware that stores various information about your web application.
• interpose star:295 Minimalist net/http middleware for golang.
• renderer star:241 Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
• muxchain star:209 Lightweight middleware for net/http.
• gores star:99 Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
• rye star:97 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
• mediary star:79 add interceptors to http.Client to allow dumping/shaping/tracing/... of requests/responses.
• chain star:64 Handler wrapper chaining with scoped data (net/context-based "middleware").
• go-wrap star:59 Small middlewares package for net/http.
• catena star:8 http.Handler wrapper catenation (same API as "chain").

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Routers

• mux star:16940 Powerful URL router and dispatcher for golang.
• httprouter star:14258 High performance router. Use this and the standard http handlers to form a very high performance web framework.
• chi star:11775 Small, fast and expressive HTTP router built on net/context.
• gocraft/web star:1473 Mux and middleware package in Go.
• Bone star:1280 Lightning Fast HTTP Multiplexer.
• Goji star:903 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
• fasthttprouter star:866 High performance router forked from httprouter. The first router fit for fasthttp.
• httptreemux star:548 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
• xujiajun/gorouter star:525 A simple and fast HTTP router for Go.
• ozzo-routing star:439 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
• lars star:388 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
• Siesta star:352 Composable framework to write middleware and handlers.
• vestigo star:268 Performant, stand-alone, HTTP compliant URL Router for go web applications.
• gowww/router star:164 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
• GoRouter star:128 GoRouter is a Server/API micro framework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
• pure star:126 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
• alien star:123 Lightweight and fast http router from outer space.
• violetear star:105 Go HTTP router.
• Bxog star:103 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.
• xmux star:96 High performance muxer based on httprouter with net/context support.
• bellt star:53 A simple Go HTTP router.
• ngamux star:51 Simple HTTP router for Go.
• goblin star:35 A golang http router based on trie tree.
• FastRouter star:21 a fast, flexible HTTP router written in Go.
• GoLobby/Router star:16 GoLobby Router is a lightweight yet powerful HTTP router for the Go programming language.
• goroute star:7 Simple yet powerful HTTP request multiplexer.
• nchi star:3 chi-like router built on httprouter with dependency injection based middleware wrappers

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WebAssembly

• tinygo star:11128 Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
• dom star:457 DOM library.
• go-canvas star:168 Library to use HTML5 Canvas, with all drawing within go code.
• wasmbrowsertest star:125 Run Go WASM tests in your browser.
• webapi star:116 Bindings for DOM and HTML generated from WebIDL.
• vert star:73 Interop between Go and JS values.

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Windows

• go-ole star:881 Win32 OLE implementation for golang.
• d3d9 star:132 Go bindings for Direct3D9.
• gosddl star:8 Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL.

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XML

Libraries and tools for manipulating XML.

• zek star:570 Generate a Go struct from XML.
• xpath star:492 XPath package for Go.
• xquery star:155 XQuery lets you extract data from HTML/XML documents using XPath expression.
• xml2map star:41 XML to MAP converter written Golang.
• xmlwriter star:21 Procedural XML generation API based on libxml2's xmlwriter module.
• XML-Comp star:17 Simple command line XML comparer that generates diffs of folders, files and tags.

Zero Trust

Libraries and tools to implement Zero Trust architectures.

• Cosign star:2231 Container Signing, Verification and Storage in an OCI registry.
• Spire star:1191 SPIRE (the SPIFFE Runtime Environment) is a toolchain of APIs for establishing trust between software systems across a wide variety of hosting platforms.
• in-toto star:60 Go implementation of the in-toto (provides a framework to protect the integrity of the software supply chain) python reference implementation.
• Spiffe-Vault star:37 Utilizes Spiffe JWT authentication with Hashicorp Vault for secretless authentication.

Code Analysis

Source code analysis tools, also known as Static Application Security Testing (SAST) Tools.

• GoLint star:3948 Golint is a linter for Go source code.
• errcheck star:1865 Errcheck is a program for checking for unchecked errors in Go programs.
• go-critic star:1328 source code linter that brings checks that are currently not implemented in other linters.
• gcvis star:1063 Visualise Go program GC trace data in real time.
• GoPlantUML star:997 Library and CLI that generates text plantump class diagram containing information about structures and interfaces with the relationship among them.
• goreturns Adds zero-value return statements to match the func return types.
• gosimple gosimple is a linter for Go source code that specialises on simplifying code.
• php-parser star:879 A Parser for PHP written in Go.
• 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 star:627 Web based Golang AST visualizer.
• GoCover.io GoCover.io offers the code coverage of any golang package as a service.
• goimports Tool to fix (add, remove) your Go imports automatically.
• go-cleanarch star:604 go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
• go-mod-outdated star:589 An easy way to find outdated dependencies of your Go projects.
• golines star:424 Formatter that automatically shortens long lines in Go code.
• todocheck star:386 Static code analyser which links TODO comments in code with issues in your issue tracker.
• unconvert star:319 Remove unnecessary type conversions from Go source.
• unused unused checks Go code for unused constants, variables, functions and types.
• dupl star:283 Tool for code clone detection.
• tickgit star:277 CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
• gostatus star:243 Command line tool, shows the status of repositories that contain Go packages.
• apicompat star:177 Checks recent changes to a Go project for backwards incompatible changes.
• go-checkstyle star:121 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.
• lint star:66 Run linters as part of go test.
• validate star:59 Automatically validates struct fields with tags.
• go-outdated star:44 Console application that displays outdated packages.
• ChainJacking star:26 Find which of your Go lang direct GitHub dependencies is susceptible to ChainJacking attack.
• tarp star:14 tarp finds functions and methods without direct unit tests in Go source code.
• golang-ifood-sdk star:8 iFood API SDK.

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Editor Plugins

Plugin for text editors and IDEs.

• vim-go star:14706 Go development plugin for Vim.
• gocode star:4970 Autocompletion daemon for the Go programming language.
• GoSublime star:3429 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
• vscode-go star:2773 Extension for Visual Studio Code (VS Code) which provides support for the Go language.
• go-plus star:1512 Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
• go-mode star:1253 Go mode for GNU/Emacs.
• coc-go language server extension for Vim/Neovim star:468 This plugin adds gopls features to Vim/Neovim.
• Watch star:192 Runs a command in an acme win on file changes.
• goimports-reviser star:145 Formatting tool for imports.
• goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
• vim-compiler-go star:87 Vim plugin to highlight syntax errors on save.
• go-language-server star:31 A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
• gounit-vim star:24 Vim plugin for generating Go tests based on the function's or method's signature.
• theia-go-extension star:16 Go language support for the Theia IDE.
• Go Doc star:4 A Visual Studio Code extension for showing definition in output and generating go doc.
• Go plugin for JetBrains IDEs Go plugin for JetBrains IDEs.

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Go Generate Tools

• gotests star:4048 Generate Go tests from your source code.
• genny star:1645 Elegant generics for Go.
• re2dfa star:192 Transform regular expressions into finite state machines and output Go source code.
• TOML-to-Go Translates TOML into a Go type in the browser instantly.
• xgen star:166 XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
• hasgo star:119 Generate Haskell inspired functions for your slices.
• gonerics star:114 Idiomatic Generics in Go.
• gocontracts star:84 brings design-by-contract to Go by synchronizing the code with the documentation.
• gounit star:62 Generate Go tests using your own templates.
• generic star:43 flexible data type for Go.
• godal star:13 Generate orm models corresponding to golang by specifying sql ddl file, which can be used by gorm.

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Go Tools

• go-swagger star:7756 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
• OctoLinker star:4979 Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
• go-callvis star:4174 Visualize call graph of your Go program using dot format.
• depth star:762 Visualize dependency trees of any package by analyzing imports.
• richgo star:715 Enrich go test outputs with text decorations.
• rts star:232 RTS: response to struct. Generates Go structs from server responses.
• godbg star:185 Implementation of Rusts dbg! macro for quick and easy debugging during development.
• gomodrun Go tool that executes and caches binaries included in go.mod files.
• gotemplate.io Online tool to preview text/template templates live.
• typex star:151 Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
• gothanks star:112 GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
• colorgo star:110 Wrapper around go command for colorized go build output.
• roumon star:83 Monitor current state of all active goroutines via a command line interface.
• go-james star:52 Go project skeleton creator, builds and tests your projects without the manual setup.
• igo star:51 An igo to go transpiler (new language features for Go language!)
• go-pkg-complete star:39 Bash completion for go and wgo.
• generator-go-lang star:24 A Yeoman generator to get new Go projects started.
• gotestdox star:11 Show Go test results as readable sentences.
• docs star:10 Automatically generate RESTful API documentation for GO projects - aligned with Open API Specification standard.
• modver star:2 Compare two versions of a Go module to check the version-number change required (major, minor, or patchlevel), according to semver rules.

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Software Packages

Software written in Go.

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DevOps Tools

• kubernetes star:90083 Container Cluster Manager from Google.
• Moby star:63485 Collaborative project for the container ecosystem to assemble container-based systems.
• traefik star:38817 Reverse proxy and load balancer with support for multiple backends.
• Gitea star:30934 Fork of Gogs, entirely community driven.
• gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
• Vegeta star:19854 HTTP load testing tool and library. It's over 9000!
• Hey star:13853 Hey is a tiny program that sends some load to a web application.
• Packer star:13791 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
• webhook star:7884 Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
• Wide Web-based IDE for Teams using Golang.
• GVM star:7498 GVM provides an interface to manage Go versions.
• gaia star:4698 Build powerful pipelines in any programming language.
• ko star:4638 Command line tool for building and deploying Go applications on Kubernetes
• Ddosify star:4554 High-performance load testing tool, written in Golang.
• gox star:4281 Dead simple, no frills Go cross compile tool.
• Mizu star:3703 API traffic viewer for Kubernetes enabling you to view all API communication between microservices, multiprotocol support: HTTP1.1, HTTP/2, AMQP, Kafka, Redis.
• bombardier star:3575 Fast cross-platform HTTP benchmarking tool.
• bosun star:3282 Time Series Alerting Framework.
• Pomerium star:3151 Pomerium is an identity-aware access proxy.
• script star:2829 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
• kala star:1826 Simplistic, modern, and performant job scheduler.
• fac star:1758 Command-line user interface to fix git merge conflicts.
• goxc star:1678 build tool for Go, with a focus on cross-compiling and packaging.
• StatusOK star:1549 Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
• s5cmd star:1137 Blazing fast S3 and local filesystem execution tool.
• s3gof3r star:1120 Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
• go-selfupdate star:1001 Enable your Go applications to self update.
• ghorg star:958 Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, Gitea, and Bitbucket.
• skm star:785 SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
• Scaleway-cli star:755 Manage BareMetal Servers from Command Line (as easily as with Docker).
• uTask star:676 Automation engine that models and executes business processes declared in yaml.
• kwatch star:632 Monitor & detect crashes in your Kubernetes(K8s) cluster instantly.
• cassowary star:598 Modern cross-platform HTTP load-testing tool written in Go.
• kool star:595 Command line tool for managing Docker environments as an easy way.
• aurora star:565 Cross-platform web-based Beanstalkd queue server console.
• govvv star:525 “go build” wrapper to easily add version information into Go binaries.
• Pewpew star:341 Flexible HTTP command line stress tester.
• gonative star:330 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.
• jcli star:327 Jenkins CLI allows you manage your Jenkins as an easy way.
• trubka star:319 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.
• Mora star:302 REST server for accessing MongoDB documents and meta data.
• lstags star:288 Tool and API to sync Docker images across different registries.
• Balerter star:267 A self-hosted script-based alerting manager.
• manssh star:267 manssh is a command line tool for managing your ssh alias config easily.
• dogo star:248 Monitoring changes in the source file and automatically compile and run (restart).
• easyssh-proxy star:248 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
• godbg star:225 Web-based gdb front-end application.
• Gogs A Self Hosted Git Service in the Go Programming Language.
• terraform-provider-openapi star:207 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.
• Blast star:206 A simple tool for API load testing and batch jobs.
• gobrew star:191 gobrew lets you easily switch between multiple versions of go.
• abbreviate star:182 abbreviate is a tool turning long strings in to shorter ones with configurable separators, for example to embed branch names in to deployment stack IDs.
• kcli star:176 Command line tool for inspecting kafka topics/partitions/messages.
• ostent star:173 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
• grapes star:156 Lightweight tool designed to distribute commands over ssh with ease.
• winrm-cli star:143 Cli tool to remotely execute commands on Windows machines.
• Dockerfile-Generator star:131 A go library and an executable that produces valid Dockerfiles using various input channels.
• s3-proxy star:110 S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
• drone-scp star:106 Copy files and artifacts via SSH using a binary, docker or Drone CI.
• go-furnace star:90 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
• Mantil star:74 Go specific framework for building serverless applications on AWS that enables you to focus on pure Go code while Mantil takes care of the infrastructure.
• go-rocket-update star:64 A simple way to make self updating Go applications - Supports Github and Gitlab.
• Dropship star:59 Tool for deploying code via cdn.
• drone-jenkins star:34 Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
• Rodent star:32 Rodent helps you manage Go versions, projects and track dependencies.
• docker-go-mingw star:31 Docker image for building Go binaries for Windows with MinGW toolchain.
• awsenv star:29 Small binary that loads Amazon (AWS) environment variables for a profile.
• lwc star:27 A live-updating version of the UNIX wc command.
• DepCharge star:22 Helps orchestrating the execution of commands across the many dependencies in larger projects.
• httpref star:22 httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports.
• sg star:7 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.
• aptly star:5 aptly is a Debian repository management tool.
• wait-for star:3 Wait for something to happen (from the command line) before continuing. Easy orchestration of Docker services and other things.

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Other Software

• croc star:19915 Easily and securely send files or folders from one computer to another.
• Docker Open platform for distributed applications for developers and sysadmins.
• restic star:17224 De-duplicating backup program.
• Gor star:15714 Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
• Seaweed File System star:14777 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
• toxiproxy star:8266 Proxy to simulate network and system conditions for automated tests.
• tsuru Extensible and open source Platform as a Service software.
• Comcast star:7920 Simulate bad network connections.
• confd star:7822 Manage local application configuration files using templates and data from etcd or consul.
• LiteIDE star:6902 LiteIDE is a simple, open source, cross-platform Go IDE.
• drive star:6404 Google Drive client for the commandline.
• nes star:5069 Nintendo Entertainment System (NES) emulator written in Go.
• Duplicacy star:4174 A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
• scc star:3612 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
• myLG star:2571 Command Line Network Diagnostic tool written in Go.
• GoBoy star:2450 Nintendo Game Boy Color emulator written in Go.
• Stack Up star:2352 Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
• lgo star:2247 Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
• limetext 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.
• Circuit star:1952 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.
• snap star:1800 Powerful telemetry framework.
• blocky star:1671 Fast and lightweight DNS proxy as ad-blocker for local network with many features.
• Documize star:1599 Modern wiki software that integrates data from SaaS tools.
• borg star:1550 Terminal based search engine for bash snippets.
• Plik star:1007 Plik is a temporary file upload system (Wetransfer like) in Go.
• shell2http star:952 Executing shell commands via http server (for prototyping or remote control).
• vFlow star:904 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
• Go Package Store star:885 App that displays updates for the Go packages in your GOPATH.
• peg star:857 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
• Leaps star:723 Pair programming service using Operational Transforms.
• gfile star:668 Securely transfer files between two computers, without any third party, over WebRTC.
• Guora star:597 A self-hosted Quora like web application written in Go.
• Gebug star:577 A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
• gocc star:535 Gocc is a compiler kit for Go written in Go.
• mockingjay star:519 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.
• go-peerflix star:450 Video streaming torrent client.
• goblin Golang binaries in a curl, built by goblins.
• ipe star:354 Open source Pusher server implementation compatible with Pusher client libraries written in GO.
• ide star:333 Browser accessible IDE. Designed for Go with Go.
• woke star:332 Detect non-inclusive language in your source code.
• tcpprobe star:322 TCP tool for network performance and path monitoring, including socket statistics.
• Gokapi star:314 Lightweight server to share files, which expire after a set amount of downloads or days. Similar to Firefox Send, but without public upload.
• GoLand Full featured cross-platform Go IDE.
• wellington star:298 Sass project management tool, extends the language with sprite functions (like Compass).
• Cherry star:280 Tiny webchat server in Go.
• Neo-cowsay star:213 🐮 cowsay is reborn. for a New Era.
• tcpdog star:192 eBPF based TCP observability.
• joincap star:174 Command-line utility for merging multiple pcap files together.
• Juju Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
• Orbit star:168 A simple tool for running commands and generating files from templates.
• Better Go Playground Go playground with syntax highlight, code completion and other features.
• vaku star:136 CLI & API for folder-based functions in Vault like copy, move, and search.
• stew star:96 An independent package manager for compiled binaries.
• syncthing Open, decentralized file synchronization tool and protocol.
• dp star:85 Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
• boxed star:77 Dropbox based blog engine.
• crawley star:61 Web scraper/crawler for cli.
• naclpipe star:22 Simple NaCL EC25519 based crypto pipe tool written in Go.
• term-quiz star:22 Quizzes for your terminal.
• Snitch star:15 Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
• GoDocTooltip star:12 Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
• hoofli star:3 Generate PlantUML diagrams from Chrome or Firefox network inspections.
• hugo Fast and Modern Static Website Engine.
• protoncheck star:3 ProtonMail module for waybar/polybar/yabar/i3blocks.

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Resources

Where to discover new Go libraries.

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Benchmarks

• go-web-framework-benchmark star:1699 Go web framework benchmark.
• go-http-routing-benchmark star:1572 Go HTTP request router benchmark and comparison.
• go_serialization_benchmarks star:1326 Benchmarks of Go serialization methods.
• skynet star:1010 Skynet 1M threads microbenchmark.
• speedtest-resize star:215 Compare various Image resize algorithms for the Go language.
• go-benchmarks star:144 Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
• gospeed star:110 Go micro-benchmarks for calculating the speed of language constructs.
• autobench star:93 Framework to compare the performance between different Go versions.
• golang-sql-benchmark star:61 Collection of benchmarks for popular Go database/SQL utilities.
• gocostmodel star:57 Benchmarks of common basic operations for the Go language.
• kvbench star:24 Key/Value database benchmark.
• go-ml-benchmarks star:23 benchmarks for machine learning inference in Go.
• go-benchmark-app star:22 Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
• go-json-benchmark star:6 Go JSON benchmark.

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Conferences

• Capital Go Washington, D.C., USA.
• dotGo Paris, France.
• GoCon Tokyo, Japan.
• GoDays Berlin, Germany.
• GoLab Florence, Italy.
• GopherChina Shanghai, China.
• GopherCon Denver, USA.
• GopherCon Australia Sydney, Australia.
• GopherCon Brazil Florianópolis, Brazil.
• GopherCon Europe Berlin, Germany.
• GopherCon India Pune, India.
• GopherCon Israel Tel Aviv, Israel.
• GopherCon Russia Moscow, Russia.
• GopherCon Singapore Mapletree Business City, Singapore.
• GopherCon UK London, UK.
• GopherCon Vietnam Ho Chi Minh City, Vietnam.
• GoWest Conference Lehi, USA.

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E-Books

E-books for purchase

• 100 Go Mistakes: How to Avoid Them
• Build an Orchestrator in Go
• Continuous Delivery in Go This practical guide to continuous delivery shows you how to rapidly establish an automated pipeline that will improve your testing, code quality, and final product.
• For the Love of Go An introductory book for Go beginners.
• Know Go: Generics A guide to understanding and using generics in Go.
• The Power of Go: Tools A guide to writing command-line tools in Go.
• Writing A Compiler In Go
• Writing An Interpreter In Go Book that introduces dozens of techniques for writing idiomatic, expressive, and efficient Go code that avoids common pitfalls.

Free e-books

• A Go Developer's Notebook
• An Introduction to Programming in Go
• Build Web Application with Golang
• Building Web Apps With Go
• Go 101 A book focusing on Go syntax/semantics and all kinds of details.
• Go Bootcamp
• GoBooks star:12516 A curated list of Go books.
• How To Code in Go eBook A 600 page introduction to Go aimed at first time developers.
• Go Succinctly star:22 in Persian.
• Learning Go
• Network Programming With Go
• Practical Go Lessons
• Spaceship Go A Journey to the Standard Library
• The Go Programming Language
• The Golang Standard Library by Example (Chinese)
• Web Application with Go the Anti-Textbook

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Gophers

• Free Gophers Pack star:2503 Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
• gopher-logos star:106 adorable gopher logos.
• Go-gopher-Vector star:53 Go gopher Vector Data [.ai, .svg].
• gopher-stickers
• gophericons
• gophers star:2795 Free gophers.
• gophers star:2649 Gopher artworks by Ashley McNamara.
• gopherize.me star:583 Gopherize yourself.
• gophers star:102 Gopher amigurumi toy pattern.
• gophers star:57 random gopher graphics.
• gophers star:17 Gophers by Aurélie Vache.

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Meetups

• Basel Go Meetup
• Belfast Gophers
• Belgrade Golang Meetup
• Berlin Golang
• Brisbane Gophers
• Canberra Gophers
• Go Language NYC
• Go London User Group
• Go Remote Meetup
• Go Toronto
• Go User Group Atlanta
• GoBandung
• GoBridge, San Francisco, CA
• GoCracow - Krakow, Poland
• GoJakarta
• Golang Amsterdam
• Golang Argentina
• Golang Athens
• Golang Baltimore, MD
• Golang Bangalore
• Golang Belo Horizonte - Brazil
• Golang Boston
• Golang Bulgaria
• Golang Cardiff, UK
• Golang Copenhagen
• Golang Curitiba - Brazil
• Golang DC, Arlington, VA
• Golang Dorset, UK
• Golang Estonia
• Golang Gurgaon, India
• Golang Hamburg - Germany
• Golang Israel
• Golang Kathmandu
• Golang Korea
• Golang Lima - Peru
• Golang Lyon
• Golang Marseille
• Golang Melbourne
• Golang Mountain View
• Golang North East
• Golang Paris
• Golang Poland
• Golang Pune
• Golang Singapore
• Golang Stockholm
• Golang Sydney, AU
• Golang São Paulo - Brazil
• Golang Taipei
• Golang Thessaloniki
• Golang Turkey
• Golang Vancouver, BC
• Golang Vienna, Austria
• Golang Казань
• Golang Москва
• Golang Питер
• GoSF - San Francisco, CA
• Istanbul Golang
• Seattle Go Programmers
• Ukrainian Golang User Groups
• Utah Go User Group
• Women Who Go - San Francisco, CA

Add the group of your city/country here (send PR)

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Style Guides

• bahlo/go-styleguide
• CockroachDB
• GitLab
• Hyperledger
• Magnetico
• Sourcegraph
• Thanos
• Trybe
• Uber

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Social Media

Twitter

• @golang
• @golang_news
• @golangch
• @golangflow
• @golangweekly

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Reddit

• r/golang

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Websites

• awesome-awesomeness star:29116 List of other amazingly awesome lists.
• Awesome Remote Job star:22605 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
• Awesome Golang Workshops star:467 A curated list of awesome golang workshops.
• golang-graphics star:138 Collection of Go images, graphics, and art.
• golang-nuts Go mailing list.
• Google Plus Community The Google+ community for #golang enthusiasts.
• Gopher Community Chat Join Our New Slack Community For Gophers (Understand how it came).
• Gophercises Free coding exercises for budding gophers.
• gowalker.org Go Project API documentation.
• json2go Advanced JSON to Go struct conversion - online tool.
• justforfunc Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
• Learn Go Programming Learn Go concepts with illustrations.
• gocryforhelp star:40 Collection of Go projects that needs help. Good place to start your open-source way in Go.
• godoc.org Documentation for open source Go packages.
• Golang Developer Jobs Developer Jobs exclusively for Golang related Roles.
• Golang Flow Post Updates, News, Packages and more.
• Golang News Links and news about Go programming.
• Golang Resources A curation of the best articles, exercises, talks and videos to learn Go.
• awesome-go-extra star:21 Parse awesome-go README file and generate a new README file with repo info.
• Code with Mukesh Software Engineer and Blogs @ codewithmukesh.com.
• Coding Mystery Solve exciting escape-room-inspired programming challenges using Go.
• CodinGame Learn Go by solving interactive tasks using small games as practical examples.
• Go Blog The official Go blog.
• Go Code Club A group of Gophers read and discuss a different Go project every week.
• Go Community on Hashnode Community of Gophers on Hashnode.
• Go Forum Forum to discuss Go.
• Go Projects List of projects on the Go community wiki.
• Go Proverbs Go Proverbs by Rob Pike.
• Go Report Card A report card for your Go package.
• go.dev A hub for Go developers.
• Awesome Go @LibHunt Your go-to Go Toolbox.
• Made with Golang
• r/Golang News about Go.
• studygolang The community of studygolang in China.
• Trending Go repositories on GitHub today Good place to find new Go libraries.
• TutorialEdge - Golang

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Tutorials

• Build web application with Golang star:40557 Golang ebook intro how to build a web app with golang.
• Building and Testing a REST API in Go with Gorilla Mux and PostgreSQL We’ll write an API with the help of the powerful Gorilla Mux.
• Building Go Web Applications and Microservices Using Gin 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 How to cache slow database queries.
• Canceling MySQL How to cancel MySQL queries.
• 50 Shades of Go Traps, Gotchas, and Common Mistakes for New Golang Devs.
• A Guide to Golang E-Commerce Building a Golang site for e-commerce (demo included).
• A Tour of Go Interactive tour of Go.
• CodeCrafters Golang Track — Achieve mastery in advanced Go by building your own Redis, Docker, Git, and SQLite. Featuring goroutines, systems programming, file I/O, and more.
• Go Cheat Sheet star:6626 Go's reference card.
• Go database/sql tutorial Introduction to database/sql.
• Go Language Tutorial Learn Go language Tutorial.
• Go Tutorial Learn Go programming.
• Ethereum Development with Go star:1414 A little e-book on Ethereum Development with Go.
• Games With Go A video series teaching programming and game development.
• Go By Example Hands-on introduction to Go using annotated example programs.
• Design Patterns in Go star:80 Collection of programming design patterns implemented in Go.
• Debugged.it Go patterns star:5 Advanced Go patterns with ready-to-run examples.
• Go WebAssembly Tutorial - Building a Simple Calculator
• go-patterns star:19536 Curated list of Go design patterns, recipes and idioms.
• Learn Go with TDD star:17936 Learn Go with test-driven development.
• Learning Go by examples Serie of article in order to learn Golang language by concrete applications as example.
• Learning Golang - From zero to hero Getting started with golang for beginner.
• package main YouTube channel about Programming in Go.
• Programming with Google Go Coursera Specialization to learn about Go from scratch.
• Saving a Third of Our Memory by Re-ordering Go Struct Fields How inefficient field ordering in Go structs.
• Learn Go with 1000+ Exercises star:13767 Learn Go with thousands of examples, exercises, and quizzes.
• go-clean-template star:3259 Clean Architecture template for Golang services.
• Golang for Node.js Developers star:3047 Examples of Golang compared to Node.js for learning.
• Golang Tutorial Guide A List of Free Courses to Learn the Go Programming Language.
• Golangbot Tutorials to get started with programming in Go.
• GolangCode Collection of code snippets and tutorials to help tackle every day issues.
• GopherSnippets Code snippets with tests and testable examples for the Go programming language.
• Gosamples Collection of code snippets that let you solve everyday code problems.
• Hackr.io Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
• How to Benchmark: dbq vs sqlx vs GORM 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 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 Get started with Godog — a Behavior-driven development framework for building and testing Go applications.
• goapp star:479 An opinionated guideline to structure & develop a Go web application/service.
• The world’s easiest introduction to WebAssembly with Golang
• Working with Go star:1159 Intro to go for experienced programmers.
• Your basic Go Huge collection of tutorials and how to's.

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