Awesome Go

This project is awesome-go Chinese version, last sync time : 2022-11-07 07:27:12(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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Quit struggling with scattered API keys and access controls. Keep your secrets in sync across environments, servers, and teams with Doppler.
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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If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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:1098 A low-level library to play sound on multiple platforms.
• PortAudio star:543 Go bindings for the PortAudio audio I/O library.
• id3v2 star:269 ID3 decoding and encoding library for Go.
• GoAudio star:263 Native Go Audio Processing Library.
• flac star:225 Native Go FLAC encoder/decoder with support for FLAC streams.
• malgo star:205 Mini audio library.
• gaad star:107 Native Go AAC bitstream parser.
• minimp3 star:91 Lightweight MP3 decoder library.
• gosamplerate star:24 libsamplerate bindings for go.

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Authentication and OAuth

Libraries for implementing authentication schemes.

• casbin star:13141 Authorization library that supports access control models like ACL, RBAC, and ABAC.
• oauth2 star:4400 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine, and App Engine support.
• goth star:3901 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
• keto star:3696 Open Source (Go) implementation of "Zanzibar: Google's Consistent, Global Authorization System". Ships gRPC, REST APIs, newSQL, and an easy and granular permission language. Supports ACL, RBAC, and other access models.
• authboss star:3253 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 it, and start building your app without having to build an authentication system each time.
• go-jose star:1969 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
• loginsrv star:1873 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
• osin star:1772 Golang OAuth2 server library.
• gologin star:1571 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
• gorbac star:1361 provides a lightweight role-based access control (RBAC) implementation in Golang.
• gosession This is quick session for net/http in GoLang. This package is perhaps the best implementation of the session mechanism, or at least it tries to become one.
• scs star:1242 Session Manager for HTTP servers.
• paseto star:645 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
• jwt star:576 Safe, simple, and fast JSON Web Tokens for Go.
• permissions2 star:468 Library for keeping track of users, login states, and permissions. Uses secure cookies and bcrypt.
• go-guardian star:414 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:300 Lightweight JSON Web Token (JWT) library.
• jeff star:243 Simple, flexible, secure, and idiomatic web session management with pluggable backends.
• jwt-auth star:223 JWT middleware for Golang http servers with many configuration options.
• otpgen star:121 Library to generate TOTP/HOTP codes.
• sessionup star:120 Simple, yet effective HTTP session management and identification package.
• session star:110 Go session management for web servers (including support for Google App Engine - GAE).
• sjwt star:105 Simple jwt generator and parser.
• sessions star:67 Dead simple, highly performant, highly customizable sessions service for go http servers.
• securecookie star:63 Efficient secure cookie encoding/decoding.
• branca star:47 branca token specification implementation for Golang 1.15+.
• otpgo star:41 Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
• scope star:24 Easily Manage OAuth2 Scopes In Go.
• cookiestxt star:14 provides a parser of cookies.txt file format.

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Blockchain

Tools for building blockchains.

• go-ethereum star:40068 Official Go implementation of the Ethereum protocol.
• tendermint star:5257 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:4648 A Framework for Building Public Blockchains in the Cosmos Ecosystem.
• solana-go star:380 Go library to interface with Solana JSON RPC and WebSocket interfaces.
• gossamer star:361 A Go implementation of the Polkadot Host.

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Bot Building

Libraries for building and working with bots.

• telegram-bot-api star:4095 Simple and clean Telegram bot client.
• olivia star:3343 A chatbot built with an artificial neural network.
• telebot star:2810 Telegram bot framework is written in Go.
• Kelp star:942 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:841 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
• go-chat-bot star:765 IRC, Slack & Telegram bot written in Go.
• go-joe A general-purpose bot library inspired by Hubot but written in Go.
• slacker star:700 Easy to use framework to create Slack bots.
• wayback star:356 A bot for Telegram, Mastodon, Slack, and other messaging platforms archives webpages.
• tbot star:333 Telegram bot server with API similar to net/http.
• go-twitch-irc star:262 Library to write bots for twitch.tv chat
• go-sarah star:251 Framework to build a bot for desired chat services including LINE, Slack, Gitter, and more.
• echotron star:200 An elegant and concurrent library for Telegram Bots in Go.
• Tenyks star:174 Service oriented IRC bot using Redis and JSON for messaging.
• hanu star:142 Framework for writing Slack bots.
• slack-bot star:123 Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...
• go-tgbot star:117 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router, and middleware.
• telego star:113 Telegram Bot API library for Golang with full one-to-one API implementation.
• larry star:92 Larry 🐦 is a really simple Twitter bot generator that tweets random repositories from Github built in Go.
• margelet star:76 Framework for building Telegram bots.
• ephemeral-roles star:69 A Discord bot for managing ephemeral roles based upon voice channel member presence.
• slackscot star:54 Another framework for building Slack bots.
• govkbot star:41 Simple Go VK bot library.
• micha star:24 Go Library for Telegram bot api.
• teleterm star:14 Telegram Bot Exec Terminal Command.

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Build Automation

Libraries and tools help with build automation.

• Task star:6036 simple "Make" alternative.
• realize star:4318 Go build a system with file watchers and live to reload. Run, build and watch file changes with custom paths.
• mage star:3254 Mage is a make/rake-like build tool using Go.
• mmake star:1622 Modern Make.
• goyek star:326 Create build pipelines in Go.
• taskctl star:228 Concurrent task runner.
• 1build star:189 Command line tool to frictionlessly manage project-specific commands.
• gaper star:60 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:28 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:12175 Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
• gocui star:8630 Minimalist Go library aimed at creating Console User Interfaces.
• gommon/color Style terminal text.
• go-prompt star:4684 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
• termbox-go star:4428 Termbox is a library for creating cross-platform text-based interfaces.
• pterm star:3041 A library to beautify console output on every platform with many combinable components.
• progressbar star:2891 Basic thread-safe progress bar that works in every OS.
• termdash star:2106 Go terminal dashboard based on termbox-go and inspired by termui.
• asciigraph star:2064 Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
• uiprogress star:1972 Flexible library to render progress bars in terminal applications.
• spinner star:1922 Go package to easily provide a terminal spinner with options.
• mpb star:1896 Multi progress bar for terminal applications.
• uilive star:1513 Library for updating terminal output in real time.
• aurora star:1253 ANSI terminal colors that support fmt.Printf/Sprintf.
• termenv star:1221 Advanced ANSI style & color support for your terminal applications.
• gookit/color star:1210 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
• uitable star:670 Library to improve readability in terminal apps using tabular data.
• go-colorable star:655 Colorable writer for windows.
• go-isatty star:649 isatty for golang.
• chalk star:412 Intuitive package for prettifying terminal/console output.
• simpletable star:397 Simple tables in a terminal with Go.
• yacspin star:381 Yet Another CLi Spinner package, for working with terminal spinners.
• tabby star:323 A tiny library for super simple Golang tables.
• box-cli-maker star:293 Make Highly Customized Boxes for your CLI.
• go-colortext star:215 Go library for color output in terminals.
• cfmt star:90 Contextual fmt inspired by bootstrap color classes.
• tabular star:68 Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
• cfmt star:52 Simple and convenient formatted stylized output fully compatible with fmt library.
• ctc star:42 The non-invasive cross-platform terminal color library does not need to modify the Print method.
• table star:40 Small library for terminal color based tables .
• marker star:34 Easiest way to match and mark strings for colorful terminal outputs.
• colourize star:26 Go library for ANSI colour text in terminals.
• go-ataman star:13 Go library for rendering ANSI colored text templates in terminals.
• crab-config-files-templating star:6 Dynamic configuration file templating tool for kubernetes manifest or general configuration files.

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Standard CLI

Libraries for building standard or basic Command Line applications.

• cobra star:29367 Commander for modern Go CLI interactions.
• urfave/cli star:19248 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
• elvish star:4875 An expressive programming language and a versatile interactive shell.
• kingpin star:3267 Command line and flag parser supporting sub commands (superseded by kong; see below).
• Dnote star:2398 A simple command line notebook with multi-device sync.
• go-flags star:2320 go command line option parser.
• pflag star:1953 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
• mitchellh/cli star:1599 Go library for implementing command-line interfaces.
• go-arg star:1476 Struct-based argument parsing in Go.
• ops star:1043 Unikernel Builder/Orchestrator.
• liner star:937 Go readline-like library for command-line interfaces.
• complete star:866 Write bash completions in Go + Go command bash completion.
• mow.cli star:834 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
• flaggy star:816 A robust and idiomatic flags package with excellent subcommand support.
• cli star:673 Feature-rich and easy to use command-line package based on golang struct tags.
• argparse star:469 Command line argument parser inspired by Python's argparse module.
• climax star:201 Alternative CLI with "human face", in spirit of Go command.
• wmenu star:178 Easy to use menu structure for cli applications that prompt users to make choices.
• commandeer star:161 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
• sflags star:142 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin, and other libraries.
• clîr star:127 A Simple and Clear CLI library. Dependency free.
• flag star:123 Simple but powerful command line option parsing library for Go supporting subcommand.
• job star:122 JOB, make your short-term command as a long-term job.
• ukautz/clif star:118 Small command line interface framework.
• cli star:116 Simple and complete API for building command line interfaces in Go.
• cmdr star:116 A POSIX/GNU style, getopt-like command-line UI Go library.
• carapace-bin star:100 Multi-shell multi-command argument completer.
• env star:99 Tag-based environment configuration for structs.
• acmd star:63 Simple, useful, and opinionated CLI package in Go.
• gocmd star:62 Go library for building command line applications.
• hiboot cli cli application framework with auto configuration and dependency injection.
• wlog star:59 Simple logging interface that supports cross-platform color and concurrency.
• carapace star:57 Command argument completion generator for spf13/cobra.
• strumt star:49 Library to create prompt chain.
• go-getoptions star:46 Go option parser inspired by the flexibility of Perl’s GetOpt::Long.
• version star:42 Collects and displays CLI version information in multiple formats along with upgrade notice.
• flagvar star:41 A collection of flag argument types for Go's standard flag package.
• argv star:36 Go library to split command line string as arguments array using the bash syntax.
• cmd star:35 Extends the standard flag package to support sub commands and more in idiomatic way.
• command-chain star:34 A go library for configure and run command chains - such as pipelining in unix shells.
• go-commander star:30 Go library to simplify CLI workflow.
• sand star:19 Simple API for creating interpreters and so much more.
• go-andotp star:18 A CLI program to encrypt/decrypt andOTP files. Can be used as a library as well.
• ts star:16 Timestamp convert & compare tool.
• mcli star:8 A minimal but very powerful cli library for Go.
• carapace-spec star:3 Define simple completions using a spec file.
• subcmd star:3 Another approach to parsing and running subcommands. Works alongside the standard flag package.

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Configuration

Libraries for configuration parsing.

• viper star:21108 Go configuration with fangs.
• godotenv star:5457 Go port of Ruby's dotenv library (Loads environment variables from .env).
• kelseyhightower/envconfig star:4309 Go library for managing configuration data from environment variables.
• ini star:3104 Go package to read and write INI files.
• env star:2857 Parse environment variables to Go structs (with defaults).
• koanf star:1261 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
• kong star:1153 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:774 Minimalistic configuration reader (from files, ENV, and wherever you want).
• konfig star:632 Composable, observable and performant config handling for Go for the distributed processing era.
• confita star:457 Load configuration in cascade from multiple backends into a struct.
• gookit/config star:408 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
• aconfig star:407 Simple, useful and opinionated config loader.
• config star:317 Cloud native application configuration. Bind ENV to structs in only two lines.
• GoLobby/Config star:296 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.
• xdg star:290 Go implementation of the XDG Base Directory Specification and XDG user directories.
• hjson star:282 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
• store star:263 Lightweight configuration manager for Go.
• config star:257 JSON or YAML configuration wrapper with environment variables and flags parsing.
• fig star:243 Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
• envconfig star:229 Read your configuration from environment variables.
• joshbetz/config star:214 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
• gcfg star:164 read INI-style configuration files into Go structs; supports user-defined types and subsections.
• harvester star:119 Harvester, a easy to use static and dynamic configuration package supporting seeding, env vars and Consul integration.
• onion star:109 Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
• envcfg star:99 Un-marshaling environment variables to Go structs.
• envh star:96 Helpers to manage environment variables.
• configuration star:82 Library for initializing configuration structs from env variables, files, flags and 'default' tag.
• configuro star:82 opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
• xdg star:72 Cross platform package that follows the XDG Standard.
• gofigure star:65 Go application configuration made easy.
• configure star:57 Provides configuration through multiple sources, including JSON, flags and environment variables.
• uConfig star:53 Lightweight, zero-dependency, and extendable configuration management.
• go-aws-ssm star:51 Go package that fetches parameters from AWS System Manager - Parameter Store.
• hocon star:49 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:38 A simple configuration library with recursive placeholders resolution and no magic.
• ingo star:36 Flags persisted in an ini-like config file.
• env star:35 A lightweight package for loading environment variables into structs.
• mini star:32 Golang package for parsing ini-style configuration files.
• genv star:29 Read environment variables easily with dotenv support.
• config star:26 configure you app using file, environment variables, or flags in two lines of code
• conflate star:26 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.
• go-ssm-config star:17 Go utility for loading configuration parameters from AWS SSM (Parameter Store).
• envconf star:11 Configuration from environment.
• ini star:10 INI Parser & Write Library, Unmarshal to Struct,Marshal to Json,Write File,watch file.
• nasermirzaei89/env star:9 Simple useful package for read environment variables.
• typenv star:9 Minimalistic, zero dependency, typed environment variables library.
• go-ini star:8 A Go package that marshals and unmarshals INI-files.
• piper star:7 Viper wrapper with config inheritance and key generation.
• swap star:7 Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
• go-conf star:6 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:5 Tag-based configuration parser which loads values from different providers into typesafe struct.
• nfigure star:4 Per-library struct-tag based configuration from command lines (Posix & Go-style); environment, JSON, YAML
• goConfig star:1 Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.

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Continuous Integration

Tools for help with continuous integration.

• drone star:25973 Drone is a Continuous Integration platform built on Docker, written in Go.
• CDS star:4021 Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
• woodpecker star:1651 Woodpecker is a community fork of the Drone CI system.
• goveralls star:743 Go integration for Coveralls.io continuous code coverage tracking system.
• gotestfmt star:331 go test output for humans.
• overalls star:112 Multi-Package go project coverprofile for tools like goveralls.
• duci star:76 A simple ci server no needs domain specific languages.
• gomason star:54 Test, Build, Sign, and Publish your go binaries from a clean workspace.
• roveralls star:19 Recursive coverage testing tool.
• go-fuzz-action star:6 Use Go 1.18's built-in fuzz testing in GitHub Actions.

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CSS Preprocessors

Libraries for preprocessing CSS files.

• gcss star:468 Pure Go CSS Preprocessor.
• go-libsass star:190 Go wrapper to the 100% Sass compatible libsass project.

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Data Structures and Algorithms

Bit-packing and Compression

• roaring star:1810 Go package implementing compressed bitsets.
• binpacker star:196 Binary packer and unpacker helps user build custom binary stream.
• bit star:136 Golang set data structure with bonus bit-twiddling functions.
• crunch star:61 Go package implementing buffers for handling various datatypes easily.
• go-ef star:25 A Go implementation of the Elias-Fano encoding.
• bingo star:16 Fast, zero-allocation, lexicographical-order-preserving packing of native types to bytes.

Bit Sets

• bitset star:995 Go package implementing bitsets.
• bitmap star:183 Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go.

Bloom and Cuckoo Filters

• bloom star:1711 Go package implementing Bloom filters.
• boomfilters star:1487 Probabilistic data structures for processing continuous, unbounded streams.
• cuckoofilter star:940 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
• cuckoo-filter star:233 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:128 Go implementation of a high performance, thread safe bloom filter.
• bloom star:74 Golang Bloom filter implementation.
• bloomfilter star:10 Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.

Data Structure and Algorithm Collections

• gods star:12768 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
• go-datastructures star:6687 Collection of useful, performant, and thread-safe data structures.
• gostl star:739 Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
• algorithms star:682 Algorithms and data structures.CLRS study.

Iterators

• iter star:171 Go implementation of C++ STL iterators and algorithms.
• goterator star:11 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:38 a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
• dict star:34 Python-like dictionaries (dict) for Go.
• goradd/maps star:13 Go 1.18+ generic map interface for maps; safe maps; ordered maps; ordered, safe maps; etc.

Miscellaneous Data Structures and Algorithms

• gota star:2445 Implementation of dataframes, series, and data wrangling methods for Go.
• hyperloglog star:804 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
• go-geoindex star:341 In-memory geo index.
• hilbert star:255 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
• go-rquad star:123 Region quadtrees with efficient point location and neighbour finding.
• conjungo star:108 A small, powerful and flexible merge library.
• go-rampart star:85 Determine how intervals relate to each other.
• count-min-log star:58 Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
• hide star:51 ID type with marshalling to/from hash to prevent sending IDs to clients.
• concurrent-writer star:46 Highly concurrent drop-in replacement for bufio.Writer.
• go-tuple star:39 Generic tuple implementation for Go 1.18+.
• genfuncs star:34 Go 1.18+ generics package inspired by Kotlin's Sequence and Map.
• fsm star:32 Finite-State Machine package.
• go18ds star:29 Go Data Structures using Go 1.18 generics.
• quadtree star:18 Generic, zero-alloc, 100%-test covered quadtree.
• gofal star:17 fractional api for Go.
• slices star:13 Pure, generic functions for slices.
• slices star:9 Functions that operate on slices; like package strings but adapted to work with slices.
• go-generics star:7 Generic slice, map, set, iterator, and goroutine utilities.

Nullable Types

• nan star:58 Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
• typ star:33 Null Types, Safe primitive type conversion and fetching value from complex structures.
• null star:28 Nullable Go types that can be marshalled/unmarshalled to/from JSON.

Queues

• deque star:397 Fast ring-buffer deque (double-ended queue).
• goconcurrentqueue star:219 Concurrent FIFO queue.
• deque star:72 A highly optimized double-ended queue.
• memlog star:65 An easy to use, lightweight, thread-safe and append-only in-memory data structure inspired by Apache Kafka.

Sets

• golang-set star:2790 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
• goset star:50 A useful Set collection implementation for Go.
• set star:22 Simple set data structure implementation in Go using LinkedHashMap.
• dsu star:8 Disjoint Set data structure implementation in Go.

Text Analysis

• bleve star:8704 Modern text indexing library for go.
• trie star:613 Trie implementation in Go.
• go-edlib star:362 Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
• go-adaptive-radix-tree star:250 Go implementation of Adaptive Radix Tree.
• levenshtein star:245 Implementation to calculate levenshtein distance in Go.
• levenshtein star:70 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
• ptrie star:31 An implementation of prefix tree.
• mspm star:18 Multi-String Pattern Matching Algorithm for information retrieval.
• parsefields star:7 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:236 Very fast Go Skiplist implementation.
• skiplist star:79 Skiplist implementation in Go.
• treemap star:28 Generic key-sorted map using a red-black tree under the hood.
• treap star:20 Persistent, fast ordered map using tree heaps.
• merkle star:8 Space-efficient computation of Merkle root hashes and inclusion proofs.

Pipes

• pipeline star:45 An implementation of pipelines with fan-in and fan-out.
• parapipe star:21 FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.
• ordered-concurrently star:17 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:11790 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
• BigCache star:6110 Efficient key/value cache for gigabytes of data.
• GCache star:2151 Cache library with support for expirable Cache, LFU, LRU and ARC.
• cache2go star:1869 In-memory key:value cache which supports automatic invalidation based on timeouts.
• fastcache star:1578 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
• gocache star:1541 A complete Go cache library with multiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
• ttlcache star:517 An in-memory cache with item expiration and generics.
• cachego star:193 Golang Cache component for multiple drivers.
• cache star:120 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
• remember-go star:120 A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory).
• bcache star:99 Eventually consistent distributed in-memory cache Go library.
• go-mcache star:85 Fast in-memory key:value store/cache library. Pointer caches.
• go-cache star:81 A flexible multi-layer Go caching library to deal with in-memory and shared cache by adopting Cache-Aside pattern.
• couchcache star:58 RESTful caching micro-service backed by Couchbase server.
• timedmap star:49 Map with expiring key-value pairs.
• clusteredBigCache star:42 BigCache with clustering support and individual item expiration.
• 2q star:14 2Q in-memory cache implementation.
• gdcache star:10 A pure non-intrusive cache library implemented by golang, you can use it to implement your own distributed cache.
• ttlcache star:7 In-memory key value storage with TTL for each record.

Databases Implemented in Go

• prometheus star:45314 Monitoring system and time series database.
• tidb star:32769 TiDB is a distributed SQL database. Inspired by the design of Google F1.
• cockroach star:26004 Scalable, Geo-Replicated, Transactional Datastore.
• influxdb star:24402 Scalable datastore for metrics, events, and real-time analytics.
• dgraph star:18615 Scalable, Distributed, Low Latency, High Throughput Graph Database.
• Milvus star:14150 Milvus is a vector database for embedding management, analytics and search.
• dolt star:13332 Dolt – It's Git for Data.
• rqlite star:11726 The lightweight, distributed, relational database built on SQLite.
• badger star:11463 Fast key-value store in Go.
• immudb star:7952 immudb is a lightweight, high-speed immutable database for systems and applications written in Go.
• VictoriaMetrics star:7365 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
• bbolt star:5960 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:5435 Implementation of the LevelDB key/value database in Go.
• buntdb star:3917 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
• ledisdb star:3903 Ledisdb is a high performance NoSQL like Redis based on LevelDB.
• rosedb star:3347 An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.
• tiedot star:2709 Your NoSQL database powered by Golang.
• nutsdb star:2542 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:2304 A Golang implemented high-performance Redis server and cluster.
• CovenantSQL star:1373 CovenantSQL is a SQL database on blockchain.
• diskv star:1232 Home-grown disk-backed key-value store.
• Databunker star:1029 Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
• column star:1014 High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.
• lotusdb star:1000 Fast k/v database compatible with lsm and b+tree.
• pogreb star:961 Embedded key-value store for read-heavy workloads.
• eliasdb star:949 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
• moss star:893 Moss is a simple LSM key-value storage engine written in 100% Go.
• objectbox-go star:799 High-performance embedded Object Database (NoSQL) with Go API.
• levigo star:407 Levigo is a Go wrapper for LevelDB.
• pudge star:332 Fast and simple key/value store written using Go's standard library.
• clover star:285 A lightweight document-oriented NoSQL database written in pure Golang.
• Vasto star:240 A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
• dtf star:228 A distributed transaction manager. Support XA, TCC, SAGA, Reliable Messages.
• piladb star:199 Lightweight RESTful database engine based on stack data structures.
• unitdb star:98 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:68 A simple database management system that stores each table as a text file of line-delimited JSON.
• Coffer star:31 Simple ACID key-value database that supports transactions.
• tempdb star:17 Key-value store for temporary items.

Database Schema Migration

• migrate star:10152 Database migrations. CLI and Golang library.
• bytebase star:4204 Safe database schema change and version control for DevOps teams.
• goose star:3117 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
• sql-migrate star:2623 Database migration tool. Allows embedding migrations into the application using go-bindata.
• atlas star:2038 A Database Toolkit. A CLI designed to help companies better work with their data.
• skeema star:1074 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:847 A Go package that encodes and decodes Avro data.
• gormigrate star:836 Database schema migration helper for Gorm ORM.
• darwin star:134 Database schema evolution library for Go.
• migrator star:134 Dead simple Go database migration library.
• go-pg-migrations star:82 A Go package to help write migrations with go-pg/pg.
• sqlize star:45 Database migration generator. Allows generate sql migration from model and existing sql by differ them.
• avro star:42 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
• go-fixtures star:29 Django style fixtures for Golang's excellent built-in database/sql library.
• schema star:26 Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
• migrator star:21 MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.
• libschema star:11 Define your migrations separately in each library. Migrations for open source libraries. MySQL & PostgreSQL.
• go-pg-migrate star:9 CLI-friendly package for go-pg migrations management.
• gorm-seeder star:5 Simple database seeder for Gorm ORM.
• godfish star:3 Database migration manager, works with native query language. Support for cassandra, mysql, postgres, sqlite3.

Database Tools

• vitess star:15002 vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
• pgweb star:7547 Web-based PostgreSQL database browser.
• kingshard star:6117 kingshard is a high performance proxy for MySQL powered by Golang.
• orchestrator star:4708 MySQL replication topology manager & visualizer.
• go-mysql-elasticsearch star:3869 Sync your MySQL data into Elasticsearch automatically.
• hasql Library for accessing multi-host SQL database installations.
• go-mysql star:3851 Go toolset to handle MySQL protocol and replication.
• pREST star:3415 Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.
• chproxy star:1010 HTTP proxy for ClickHouse database.
• pg_timetable star:806 Advanced scheduling for PostgreSQL.
• clickhouse-bulk star:394 Collects small inserts and sends big requests to ClickHouse servers.
• rdb star:197 Redis RDB file parser for secondary development and memory analysis.
• octillery star:175 Go package for sharding databases ( Supports every ORM or raw SQL ).
• dbbench star:76 Database benchmarking tool with support for several databases and scripts.
• datagen star:50 A fast data generator that's multi-table aware and supports multi-row DML.
• prep star:32 Use prepared SQL statements without changing your code.
• rwdb star:16 rwdb provides read replica capability for multiple database servers setup.
• dynago star:5 Simplify working with AWS DynamoDB.

SQL Query Builders

Libraries for building and using SQL.

• sqlc star:6661 Generate type-safe code from SQL.
• Squirrel star:5291 Go library that helps you build SQL queries.
• xo star:3263 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:1722 Idiomatic SQL builder and query library.
• gendry star:1439 Non-invasive SQL builder and powerful data binder.
• jet star:867 Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
• Dotsql star:650 Go library that helps you keep sql files in one place and use them with ease.
• ozzo-dbx star:583 Powerful data retrieval methods as well as DB-agnostic query building capabilities.
• dbq star:354 Zero boilerplate database operations for Go.
• sqlingo star:268 A lightweight DSL to build SQL in Go.
• sqrl star:246 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:177 Type-safe SQL builder and struct mapper for Go.
• sqlf star:90 Fast SQL query builder.
• igor star:88 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
• buildsqlx star:81 Go database query builder library for PostgreSQL.
• bqb star:58 Lightweight and easy to learn query builder.
• godbal star:54 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
• gosql star:26 SQL Query builder with better null values support.
• qry star:25 Tool that generates constants from files with raw SQL queries.
• ormlite star:4 Lightweight package containing some ORM-like features and helpers for sqlite databases.
• sg star:2 A SQL Gen for generating standard SQLs(supports: CRUD) written in Go.

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Database Drivers

Interfaces to Multiple Backends

• cayley star:14387 Graph database with support for multiple backends.
• gokv star:488 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:26 Datastore connectivity for SQL, NoSQL, structured files.

Relational Database Drivers

• go-sql-driver/mysql star:12764 MySQL driver for Go.
• pq star:7683 Pure Go Postgres driver for database/sql.
• pgx star:6225 PostgreSQL driver supporting features beyond those exposed by database/sql.
• go-sqlite3 star:6148 SQLite3 driver for go that uses database/sql.
• go-mssqldb star:1667 Microsoft MSSQL driver for Go.
• go-oci8 star:596 Oracle driver for go that uses database/sql.
• sqlhooks star:594 Attach hooks to any database/sql driver.
• godror star:397 Oracle driver for Go, using the ODPI-C driver.
• Kivik star:244 Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
• KSQL star:190 A Simple and Powerful Golang SQL Library
• firebirdsql star:181 Firebird RDBMS SQL driver for Go.
• go-adodb star:131 Microsoft ActiveX Object DataBase driver for go that uses database/sql.
• Sqinn-Go star:128 SQLite with pure Go.
• gofreetds star:106 Microsoft MSSQL driver. Go wrapper over FreeTDS.
• avatica star:103 Apache Avatica/Phoenix SQL driver for database/sql.
• ydb-go-sdk star:66 native and database/sql driver YDB (Yandex Database)
• bgc star:18 Datastore Connectivity for BigQuery for go.
• pig star:10 Simple pgx wrapper to execute and scan query results easily.

NoSQL Database Drivers

• redis star:15818 Redis client for Golang.
• rueidis Fast Redis RESP3 client with auto pipelining and server-assisted client side caching.
• redigo star:9323 Redigo is a Go client for the Redis database.
• mongo-go-driver star:7024 Official MongoDB driver for the Go language.
• mgo star:1956 (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:1609 Go language driver for RethinkDB.
• qmgo star:1000 The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
• mgm star:581 MongoDB model-based ODM for Go (based on official MongoDB driver).
• redeo star:420 Redis-protocol compatible TCP servers/services.
• aerospike-client-go star:398 Aerospike client in Go language.
• neoism star:388 Neo4j client for Golang.
• gocb star:339 Official Couchbase Go SDK.
• go-couchbase star:316 Couchbase client in Go.
• go-rejson star:289 Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
• godis star:106 redis client implement by golang, inspired by jedis.
• Neo4j-GO star:77 Neo4j REST Client in golang.
• arangolite star:73 Lightweight golang driver for ArangoDB.
• go-pilosa star:56 Go client library for Pilosa.
• forestdb star:33 Go bindings for ForestDB.
• goriak star:28 Go language driver for Riak KV.
• neo4j star:28 Neo4j Rest API Bindings for Golang.
• xredis star:19 Typesafe, customizable, clean & easy to use Redis client.
• gocosmos star:11 REST client and standard database/sql driver for Azure Cosmos DB.
• gocql Go language driver for Apache Cassandra.
• godscache star:11 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:9 Datastore Connectivity for Aerospike for go.

Search and Analytic Databases

• elastic star:7039 Elasticsearch client for Go.
• go-elasticsearch star:4514 Official Elasticsearch client for Go.
• elasticsql star:978 Convert sql to elasticsearch dsl in Go.
• elastigo star:949 Elasticsearch client library.
• skizze star:88 probabilistic data-structures service and storage.
• goes star:29 Library to interact with Elasticsearch.

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Date and Time

Libraries for working with dates and times.

• now star:3873 Now is a time toolkit for golang.
• carbon star:2523 A simple, semantic and developer-friendly golang package for datetime.
• dateparse star:1808 Parse date's without knowing format in advance.
• carbon star:734 Simple Time extension with a lot of util methods, ported from PHP Carbon library.
• durafmt star:450 Time duration formatting library for Go.
• timeutil star:191 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
• gostradamus star:171 A Go package for working with dates.
• go-persian-calendar star:129 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
• iso8601 star:112 Efficiently parse ISO8601 date-times without regex.
• date star:98 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:60 Calculate the sunrise and sunset times for a given location.
• go-str2duration star:55 Convert string to duration. Support time.Duration returned string and more.
• feiertage star:43 Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
• kair star:24 Date and Time - Golang Formatting Library.
• cronrange star:18 Parses Cron-style time range expressions, checks if the given time is within any ranges.
• NullTime star:13 Nullable time.Time.
• tuesday star:12 Ruby-compatible Strftime function.
• strftime star:11 C99-compatible strftime formatter.
• go-week star:8 An efficient package to work with ISO8601 week dates.
• go-anytime star:3 Parse dates/times like "next dec 22nd at 3pm" and ranges like "from today until next thursday" without knowing the format in advance.

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Distributed Systems

Packages that help with building Distributed Systems.

• go-kit star:24126 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
• go-zero star:21319 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:19620 A distributed systems development framework.
• Kratos star:19198 A modular-designed and easy-to-use microservices framework in Go.
• grpc-go star:17059 The Go language implementation of gRPC. HTTP/2 based RPC.
• NATS star:11786 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
• micro star:11459 A distributed systems runtime for the cloud and beyond.
• rpcx star:7314 Distributed pluggable RPC service framework like alibaba Dubbo.
• raft star:6494 Golang implementation of the Raft consensus protocol, by HashiCorp.
• raft Go implementation of the Raft consensus protocol, by CoreOS.
• lura star:5296 Ultra performant API Gateway framework with middlewares.
• Kitex star:5256 A high-performance and strong-extensibility Golang RPC framework that helps developers build microservices. If the performance and extensibility are the main concerns when you develop microservices, Kitex can be a good choice.
• torrent star:4547 BitTorrent client package.
• dragonboat star:4421 A feature complete and high performance multi-group Raft library in Go.
• emitter-io star:3391 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
• gleam star:3132 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:3097 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
• liftbridge star:2375 Lightweight, fault-tolerant message streams for NATS.
• hprose star:1219 Very newbility RPC Library, support 25+ languages now.
• go-doudou star:868 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.
• redis-lock star:842 Simplified distributed locking implementation using Redis.
• resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
• rain star:779 BitTorrent client and library.
• ringpop-go star:753 Scalable, fault-tolerant application-layer sharding for Go applications.
• gorpc star:662 Simple, fast and scalable RPC library for high load.
• go-health star:642 Library for enabling asynchronous dependency health checks in your service.
• arpc star:628 More effective network communication, support two-way-calling, notify, broadcast.
• consistent star:527 Consistent hashing with bounded loads.
• go-sundheit star:498 A library built to provide support for defining async service health checks for golang services.
• digota star:467 grpc ecommerce microservice.
• dot distributed sync using operational transformation/OT.
• sleuth star:359 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
• go-jump star:354 Port of Google's "Jump" Consistent Hash function.
• jsonrpc star:252 JSON-RPC 2.0 HTTP client implementation.
• dht star:247 BitTorrent Kademlia DHT implementation.
• jsonrpc star:170 The jsonrpc package helps implement of JSON-RPC 2.0.
• outboxer star:94 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.
• doublejump star:80 A revamped Google's jump consistent hash.
• Semaphore star:77 A straightforward (micro) service orchestrator.
• celeriac star:73 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
• flowgraph star:53 flow-based programming package.
• go-mysql-lock star:49 MySQL based distributed lock.
• go-pdu star:43 A decentralized identity-based social network.
• drmaa star:42 Job submission library for cluster schedulers based on the DRMAA standard.
• dynamolock DynamoDB-backed distributed locking implementation.
• gmsec star:23 A Go distributed systems development framework.
• dynatomic star:15 A library for using DynamoDB as an atomic counter.
• consistenthash star:14 Consistent hashing with configurable replicas.
• failured star:7 adaptive accrual failure detector for distributed systems.

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Dynamic DNS

Tools for updating dynamic DNS records.

• GoDNS star:1178 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
• DDNS star:223 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:11041 Email and SMTP testing with web and API interface.
• hermes star:2551 Golang package that generates clean, responsive HTML e-mails.
• email star:2189 A robust and flexible email library for Go.
• go-imap star:1652 IMAP library for clients and servers.
• chasquid SMTP server written in Go.
• SendGrid star:863 SendGrid's Go library for sending email.
• mailgun-go star:622 Go library for sending mail with the Mailgun API.
• email-verifier star:541 A Go library for email verification without sending any emails.
• go-simple-mail star:398 Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
• go-message star:277 Streaming library for the Internet Message Format and mail messages.
• douceur star:222 CSS inliner for your HTML emails.
• Hectane star:222 Lightweight SMTP client providing an HTTP API.
• mailchain star:132 Send encrypted emails to blockchain addresses written in Go.
• go-mail star:95 A simple Go library for sending mails in Go.
• go-premailer star:95 Inline styling for HTML mail in Go.
• go-dkim star:83 DKIM library, to sign & verify email.
• smtp star:74 SMTP server protocol state machine.
• Mailpit star:68 Email and SMTP testing tool for developers.
• smtpmock star:56 Lightweight configurable multithreaded fake SMTP server. Mimic any SMTP behaviour for your test environment.
• go-email-normalizer star:54 Golang library for providing a canonical representation of email address.
• go-email-validator star:40 Modular email validator for syntax, disposable, smtp, etc... checking.
• truemail-go star:25 Configurable Golang email validator/verifier. Verify email via Regex, DNS, SMTP and even more.
• mailx star:6 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:5091 Lua 5.1 VM and compiler written in Go.
• goja star:3342 ECMAScript 5.1(+) implementation in Go.
• expr star:3145 Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
• tengo star:2940 Bytecode compiled script language for Go.
• go-lua star:2558 Port of the Lua 5.2 VM to pure Go.
• starlark-go star:1759 Go implementation of Starlark: Python-like language with deterministic evaluation and hermetic execution.
• go-python star:1428 naive go bindings to the CPython C-API.
• cel-go star:1366 Fast, portable, non-Turing complete expression evaluation with gradual typing.
• anko star:1293 Scriptable interpreter written in Go.
• metacall star:1108 Cross-platform Polyglot Runtime which supports NodeJS, JavaScript, TypeScript, Python, Ruby, C#, WebAssembly, Java, Cobol and more.
• go-php star:875 PHP bindings for Go.
• go-duktape star:779 Duktape JavaScript engine bindings for Go.
• golua star:599 Go bindings for Lua C API.
• gval star:547 A highly customizable expression language written in Go.
• gisp star:497 Simple LISP in Go.
• prolog star:438 Embeddable Prolog.
• gentee star:100 Embeddable scripting programming language.
• binder star:64 Go to Lua binding library, based on gopher-lua.
• purl star:35 Perl 5.18.2 embedded in Go.
• ecal star:28 A simple embeddable scripting language which supports concurrent event processing.
• ngaro star:23 Embeddable Ngaro VM implementation enabling scripting in Retro.

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Error Handling

Libraries for handling errors.

• errors star:7932 Package that provides simple error handling primitives.
• go-multierror star:1742 Go (golang) package for representing a list of errors as a single error.
• errors star:1458 Go error library with error portability over the network.
• eris star:1148 A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
• errorx star:902 A feature rich error package with stack traces, composition of errors and more.
• tracerr star:744 Golang errors with stack trace and source fragments.
• errlog star:413 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
• emperror star:272 Error handling tools and best practices for Go libraries and applications.
• errors star:164 Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
• errors star:45 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:19 A simple utility package for exception handling with try-catch in Golang.
• Falcon star:8 A Simple Yet Highly Powerful Package For Error Handling.
• errors star:7 The most simple error wrapper with awesome performance and minimal memory overhead.
• errors star:4 Simple golang error handling with classification primitives.

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File Handling

Libraries for handling files and file systems.

• afero star:4849 FileSystem Abstraction System for Go.
• pdfcpu star:3447 PDF processor.
• gdu star:2059 Disk usage analyzer with console interface.
• notify star:767 File system event notification library with simple API, similar to os/signal.
• copy star:481 Copy directory recursively.
• bigfile star:233 A file transfer system, support to manage files with http api, rpc call and ftp client.
• afs star:209 Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
• vfs star:202 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:137 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
• gofs star:105 A file synchronization tool out of the box.
• go-csv-tag star:100 Load csv file using tag.
• skywalker star:86 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.
• checksum star:74 Compute message digest, like MD5, SHA256, SHA1, CRC or BLAKE2s, for large files.
• opc star:74 Load Open Packaging Conventions (OPC) files for Go.
• parquet star:58 Read and write parquet files.
• tarfs star:51 Implementation of the FileSystem interface for tar files.
• baraka star:46 A library to process http file uploads easily.
• go-gtfs star:33 Load gtfs files in go.
• flop star:32 File operations library which aims to mirror feature parity with GNU cp.
• gut/yos star:25 Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
• go-decent-copy star:17 Copy files for humans.
• todotxt star:16 Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the todo.txt format.
• higgs star:15 A tiny cross-platform Go library to hide/unhide files and directories.
• pathtype star:12 Treat paths as their own type instead of using strings.

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Financial

Packages for accounting and finance.

• decimal star:4470 Arbitrary-precision fixed-point decimal numbers.
• fastme Fast extensible matching engine Go implementation.
• ticker star:4410 Terminal stock watcher and stock position tracker.
• go-money star:1185 Implementation of Fowler's Money pattern.
• accounting star:778 money and currency formatting for golang.
• bbgo star:727 A crypto trading bot framework written in Go. Including common crypto exchange API, standard indicators, back-testing and many built-in strategies.
• techan star:688 Technical analysis library with advanced market analysis and trading strategies.
• go-finance star:537 Comprehensive financial markets data in Go.
• ach star:342 A reader, writer, and validator for Automated Clearing House (ACH) files.
• currency star:338 Handles currency amounts, provides currency information and formatting.
• orderbook star:296 Matching Engine for Limit Order Book in Golang.
• go-finance star:143 Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
• transaction star:116 Embedded transactional database of accounts, running in multithreaded mode.
• ofxgo star:111 Query OFX servers and/or parse the responses (with example command-line client).
• sleet star:101 One unified interface for multiple Payment Service Providers (PsP) to process online payment.
• vat star:99 VAT number validation & EU VAT rates.
• go-finnhub star:77 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:52 High performant & accurate currency computation package.
• fpdecimal star:14 Fast and precise serialization and arithmetic for small fixed-point decimals
• payme star:13 QR code generator (ASCII & PNG) for SEPA payments.
• fpmoney star:10 Fast and simple ISO4217 fixed-point decimal money.
• go-finance star:10 Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.

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Forms

Libraries for working with forms.

• nosurf star:1332 CSRF protection middleware for Go.
• gorilla/csrf star:848 CSRF protection for Go web applications & services.
• binding star:792 Binds form and JSON data from net/http Request to struct.
• form star:561 Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
• conform star:272 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
• formam star:176 decode form's values into a struct.
• forms star:132 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
• httpin star:120 Decode an HTTP request into a custom struct, including querystring, forms, HTTP headers, etc.
• qs star:64 Go module for encoding structs into URL query parameters.
• bind star:28 Bind form data to any Go values.
• queryparam star:14 Decode url.Values into usable struct values of standard or custom types.
• gbind star:8 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:1261 Useful collection of helpfully functional Go collection utilities.
• mo star:1064 Monads and popular FP abstractions, based on Go 1.18+ Generics (Option, Result, Either...).
• fpGo star:299 Monad, Functional Programming features for Golang.
• fp-go star:133 Collection of Functional Programming helpers powered by Golang 1.18+ generics.
• gofp star:132 A lodash like powerful utility library for Golang.
• fuego star:125 Functional Experiment in Go.
• underscore star:71 Functional programming helpers for Go 1.18 and beyond.
• valor star:10 Generic option and result types that optionally contain a value.

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Game Development

Awesome game development libraries.

• Ebitengine star:7305 dead simple 2D game engine in Go.
• Leaf star:4596 Lightweight game server framework.
• Pixel star:4097 Hand-crafted 2D game library in Go.
• goworld star:2228 Scalable game server engine, featuring space-entity framework and hot-swapping.
• g3n star:2176 Go 3D Game Engine.
• nano star:2147 Lightweight, facility, high performance golang based game server framework.
• go-sdl2 star:1856 Go bindings for the Simple DirectMedia Layer.
• Pitaya star:1583 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
• engo star:1550 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
• Oak star:1312 Pure Go game engine.
• termloop star:1305 Terminal-based game engine for Go, built on top of Termbox.
• gonet star:1194 Game server skeleton implemented with golang.
• raylib-go star:895 Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
• Azul3D star:559 3D game engine written in Go.
• go-astar star:529 Go implementation of the A* path finding algorithm.
• go3d star:276 Performance oriented 2D/3D math package for Go.
• Harfang3D star:217 3D engine for the Go language, works on Windows and Linux (Harfang on Go.dev).
• prototype star:76 Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
• tile star:73 Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.
• fantasyname star:11 Fantasy names generator.

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Generators

Tools that generate Go code.

• go-linq star:3142 .NET LINQ-like query methods for Go.
• jennifer star:2603 Generate arbitrary Go code without templates.
• goderive star:1031 Derives functions from input types.
• GoWrap star:684 Generate decorators for Go interfaces using simple templates.
• go-enum star:391 Code generation for enums from code comments.
• interfaces star:359 Command line tool for generating interface definitions.
• copygen star:191 Generate type-to-type and type-based code without reflection.
• goverter star:171 Generate converters by defining an interface.
• gotype star:51 Golang source code parsing, usage like reflect package.
• generis star:38 Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
• typeregistry star:16 A library to create type dynamically.

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Geographic

Geographic tools and servers

• godal star:83 Go wrapper for GDAL.
• geoserver star:76 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
• gismanager star:48 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
• [h3-go] - Go bindings for H3, a hierarchical hexagonal geospatial indexing system.
• Tile38 star:8334 Geolocation DB with spatial index and realtime geofencing.
• S2 geometry star:1446 S2 geometry library in Go.
• mbtileserver star:420 A simple Go-based server for map tiles stored in mbtiles format.
• osm star:237 Library for reading, writing and working with OpenStreetMap data and APIs.
• simplefeatures star:69 simplesfeatures is a 2D geometry library that provides Go types that model geometries, as well as algorithms that operate on them.
• pbf star:40 OpenStreetMap PBF golang encoder/decoder.
• S2 geojson star:19 Convert geojson to s2 cells & demonstrating some S2 geometry features on map.
• H3 GeoJSON star:3 Conversion utilities between H3 indexes and GeoJSON.
• H3GeoDist star:1 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:91 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:11577 Compiler from Go to JavaScript.
• tardisgo star:421 Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
• c4go star:329 Transpile C code to Go code.
• c2go star:216 Convert C code to Go code.
• esp32 star:55 Transpile Go into Arduino code.
• f4go star:34 Transpile FORTRAN 77 code to Go code.

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Goroutines

Tools for managing and working with Goroutines.

• ants star:9375 A high-performance and low-cost goroutine pool in Go.
• tunny star:3405 Goroutine pool for golang.
• goworker star:2686 goworker is a Go-based background worker.
• workerpool star:951 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
• grpool star:715 Lightweight Goroutine pool.
• pool star:702 Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
• pond star:662 Minimalistic and High-performance goroutine worker pool written in Go.
• gowp star:425 gowp is concurrency limiting goroutine pool.
• go-floc star:261 Orchestrate goroutines with ease.
• go-flow star:202 Control goroutines execution order.
• semaphore star:155 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
• go-workers star:147 Easily and safely run workers for large data processing pipelines.
• neilotoole/errgroup star:142 Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
• artifex star:139 Simple in-memory job queue for Golang using worker-based dispatching.
• async star:113 A safe way to execute functions asynchronously, recovering them in case of panic.
• cyclicbarrier star:113 CyclicBarrier for golang.
• gollback star:100 asynchronous simple function utilities, for managing execution of closures and callbacks.
• async star:92 An alternative sync library for Go (Future, Promise, Locks).
• Hunch star:92 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
• semaphore star:92 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
• gpool star:86 manages a resizeable pool of context-aware goroutines to bound concurrency.
• worker-pool star:85 goworker is a Go simple async worker pool.
• threadpool star:82 Golang threadpool implementation.
• routine star:72 routine is a ThreadLocal for go library. It encapsulates and provides some easy-to-use, non-competitive, high-performance goroutine context access interfaces, which can help you access coroutine context information more gracefully.
• goccm star:62 Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
• routine star:54 go routine control with context, support: Main, Go, Pool and some useful Executors.
• nursery star:52 Structured concurrency in Go.
• oversight Oversight is a complete implementation of the Erlang supervision trees.
• gohive star:43 A highly performant and easy to use Goroutine pool for Go.
• gowl star:39 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.
• kyoo star:39 Provides an unlimited job queue and concurrent worker pools.
• go-waitgroup star:35 Like sync.WaitGroup with error handling and concurrency control.
• parallel-fn star:34 Run functions in parallel.
• go-trylock star:32 TryLock support on read-write lock for Golang.
• channelify star:25 Transform your function to return channels for easy and powerful parallel processing.
• stl star:25 Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
• go-actor star:15 A tiny library for writing concurrent programs using actor model.
• queue star:14 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.
• conexec star:13 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:13 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.
• breaker star:10 Flexible mechanism to make execution flow interruptible.
• concurrency-limiter star:10 Concurrency limiter with support for timeouts , dynamic priority and context cancellation of goroutines.
• hands star:10 A process controller used to control the execution and return strategies of multiple goroutines.
• go-tools/multithreading star:8 Manage a pool of goroutines using this lightweight library with a simple API.
• go-workerpool star:6 Inspired from Java Thread Pool, Go WorkerPool aims to control heavy Go Routines.
• async-job star:4 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:18675 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:10619 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
• qt star:9507 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
• ui star:8189 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:6604 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
• walk star:6241 Windows application library kit for Go.
• go-astilectron star:4572 Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
• go-gtk Go bindings for GTK.
• go-sciter star:2468 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
• gotk3 star:1836 Go bindings for GTK3.
• gowd star:384 Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.
• goradd/html5tag star:4 Library for outputting HTML5 tags.

Interaction

• robotgo star:7953 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
• systray star:2562 Cross platform Go library to place an icon and menu in the notification area.
• gosx-notifier star:575 OSX Desktop Notifications library for Go.
• zenity star:360 Cross-platform Go library and CLI to create simple dialogs that interact graphically with the user.
• trayhost star:235 Cross-platform Go library to place an icon in the host operating system's taskbar.
• mac-activity-tracker star:22 OSX library to notify about any (pluggable) activity on your machine.
• mac-sleep-notifier star:22 OSX Sleep/Wake notifications in golang.
• AppIndicator Go star:3 Go bindings for libappindicator3 C library.

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Hardware

Libraries, tools, and tutorials for interacting with hardware.

• arduino-cli star:3616 Official Arduino CLI and library. Can run standalone, or be incorporated into larger Go projects.
• go-rpio star:1947 GPIO for Go, doesn't require cgo.
• ghw star:1239 Golang hardware discovery/inspection library.
• emgo star:991 Go-like language for programming embedded systems (e.g. STM32 MCU).
• sysinfo star:392 A pure Go library providing Linux OS / kernel / hardware system information.
• goroslib star:234 Robot Operating System (ROS) library for Go.
• go-osc star:160 Open Sound Control (OSC) bindings for Go.
• joystick star:39 a polled API to read the state of an attached joystick.

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Images

Libraries for manipulating images.

• gocv star:5096 Go package for computer vision using OpenCV 3.3+.
• imaginary star:4642 Fast and simple HTTP microservice for image resizing.
• imaging star:4445 Simple Go image processing package.
• gg star:3664 2D rendering in pure Go.
• bild star:3652 Collection of image processing algorithms in pure Go.
• ln star:3115 3D line art rendering in Go.
• resize star:2904 Image resizing for Go with common interpolation methods.
• bimg star:2084 Small package for fast and efficient image processing using libvips.
• pt star:2040 Path tracing engine written in Go.
• svgo star:1919 Go Language Library for SVG generation.
• gowitness star:1844 Screenshoting webpages using go and headless chrome on command line.
• picfit star:1709 An image resizing server written in Go.
• smartcrop star:1673 Finds good crops for arbitrary images and crop sizes.
• gift star:1592 Package of image processing filters.
• imagick star:1515 Go binding to ImageMagick's MagickWand C API.
• geopattern star:1212 Create beautiful generative image patterns from a string.
• stegify star:1055 Go tool for LSB steganography, capable of hiding any file within an image.
• canvas star:1051 Vector graphics to PDF, SVG or rasterized image.
• govips star:785 A lightning fast image processing and resizing library for Go.
• image2ascii star:706 Convert image to ASCII.
• draft star:551 Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
• goimagehash star:548 Go Perceptual image hashing package.
• govatar star:526 Library and CMD tool for generating funny avatars.
• mort star:465 Storage and image processing server written in Go.
• go-nude star:362 Nudity detection with Go.
• rez star:209 Image resizing in pure Go and SIMD.
• darkroom star:202 An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
• mergi star:189 Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
• gltf star:182 Efficient and robust glTF 2.0 reader, writer and validator.
• steganography star:165 Pure Go Library for LSB steganography.
• img star:144 Selection of image manipulation tools.
• go-cairo star:125 Go binding for the cairo graphics library.
• cameron star:95 An avatar generator for Go.
• go-webp star:88 Library for encode and decode webp pictures, using libwebp.
• go-gd star:56 Go binding for GD library.
• gridder star:55 A Grid based 2D Graphics library.
• webp-server star:51 Simple and minimal image server capable of storing, resizing, converting and caching images.
• goimghdr star:40 The imghdr module determines the type of image contained in a file for Go.
• tga star:32 Package tga is a TARGA image format decoder/encoder.
• go-webcolors star:27 Port of webcolors library from Python to Go.
• mpo star:10 Decoder and conversion tool for MPO 3D Photos.
• scout star:8 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:2136 Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
• mainflux star:1921 Industrial IoT Messaging and Device Management Server.
• periph Peripherals I/O to interface with low-level board facilities.
• gatt star:1047 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:353 Open-Source Platform for Quantified Self & IoT.
• devices star:256 Suite of libraries for IoT devices, experimental for x/exp/io.
• huego star:220 An extensive Philips Hue client library for Go.
• iot IoT is a simple framework for implementing a Google IoT Core device.
• sensorbee star:214 Lightweight stream processing engine for IoT.
• eywa star:58 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:2477 Easy and fluent Go job scheduling. This is an actively maintained fork of jasonlvhit/gocron.
• go-quartz star:961 Simple, zero-dependency scheduling library for Go.
• JobRunner star:945 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
• gron star:929 Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
• jobs star:492 Persistent and flexible background jobs library.
• Dagu star:478 No-code workflow executor. it executes DAGs defined in a simple YAML format.
• scheduler star:403 Cronjobs scheduling made easy.
• gronx star:225 Cron expression parser, task runner and daemon consuming crontab like task list.
• go-cron star:214 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.
• clockwerk star:128 Go package to schedule periodic jobs using a simple, fluent syntax.
• tasks star:119 An easy to use in-process scheduler for recurring tasks in Go.
• leprechaun star:93 Job scheduler that supports webhooks, crons and classic scheduling.
• goflow star:71 A workflow orchestrator and scheduler for rapid prototyping of ETL/ML/AI pipelines.
• cheek star:61 A simple crontab like scheduler that aims to offer a KISS approach to job scheduling.
• sched star:26 A job scheduler with the ability to fast-forward time.
• cdule star:13 Job scheduler library with database support
• cronticker star:7 A ticker implementation to support cron schedules.

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JSON

Libraries for working with JSON.

• GJSON star:11339 Get a JSON value with one line of code.
• gojson star:2552 Automatically generate Go (golang) struct definitions from example JSON.
• fastjson star:1697 Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.
• OjG star:525 Optimized JSON for Go is a high performance parser with a variety of additional JSON tools including JSONPath.
• kazaam star:240 API for arbitrary transformation of JSON documents.
• marshmallow star:222 Performant JSON unmarshaling for flexible use cases.
• jsondiff star:210 JSON diff library for Go based on RFC6902 (JSON Patch).
• gojq star:184 JSON query in Golang.
• jettison star:136 Fast and flexible JSON encoder for Go.
• ajson star:134 Abstract JSON for golang with JSONPath support.
• gjo star:114 Small utility to create JSON objects.
• json2go star:110 Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
• jsongo star:106 Fluent API to make it easier to create Json objects.
• JayDiff star:93 JSON diff utility written in Go.
• jsonf star:64 Console tool for highlighted formatting and struct query fetching JSON.
• ujson star:60 Fast and minimal JSON parser and transformer that works on unstructured JSON.
• go-respond star:50 Go package for handling common HTTP JSON responses.
• mp star:46 Simple cli email parser. It currently takes stdin and outputs JSON.
• vjson star:31 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:22 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:15 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:14 Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
• dynjson star:13 Client-customizable JSON formats for dynamic APIs.
• go-jsonerror star:13 Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.
• jsonapi-errors star:13 Go bindings based on the JSON API errors reference.
• jsonhal star:12 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
• epoch star:11 Contains primitives for marshaling/unmarshaling Unix timestamp/epoch to/from build-in time.Time type in JSON.
• jzon star:11 JSON library with standard compatible API/behavior.
• ej star:9 Write and read JSON from different sources succinctly.
• jsonic star:8 Utilities to handle and query JSON without defining structs in a type safe manner.
• 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:21584 Structured logger for Go.
• zap star:17339 Fast, structured, leveled logging in Go.
• zerolog star:7183 Zero-allocation JSON logger.
• spew star:5354 Implements a deep pretty printer for Go data structures to aid in debugging.
• lumberjack star:3637 Simple rolling logger, implements io.WriteCloser.
• glog star:3247 Leveled execution logs for Go.
• tail star:2454 Go package striving to emulate the features of the BSD tail program.
• seelog star:1619 Logging functionality with flexible dispatching, filtering, and formatting.
• pp star:1502 Colored pretty printer for Go language.
• log star:1266 Structured logging package for Go.
• log15 star:1072 Simple, powerful logging for Go.
• phuslu/log star:457 High performance structured logging.
• onelog star:402 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:350 12-factor app logger that is fast and makes you happy.
• logutils star:335 Utilities for slightly better logging in Go (Golang) extending the standard logger.
• log star:283 Simple, configurable and scalable Structured Logging for Go.
• go-logger star:281 Simple logger of Go Programs, with level handlers.
• httpretty star:278 Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
• sqldb-logger star:274 A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
• rollingwriter star:250 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
• logur star:179 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:172 glg is simple and fast leveled logging library for Go.
• logger star:157 Minimalistic logging library for Go.
• slog star:141 Lightweight, configurable, extensible logger for Go.
• xlog star:137 Structured logger for net/context aware HTTP handlers with flexible dispatching.
• ozzo-log star:121 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:93 Full-featured logging saas written in golang.
• go-cronowriter star:50 Simple writer that rotate log files automatically based on current date and time, like cronolog.
• stdlog star:45 Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
• noodlog star:42 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.
• gologger star:41 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
• go-log star:40 Log4j implementation in Go.
• logex star:40 Golang log lib, supports tracking and level, wrap by standard log lib.
• go-log star:32 Log lib supports level and multi handlers.
• journald star:32 Go implementation of systemd Journal's native API for logging.
• distillog star:30 distilled levelled logging (think of it as stdlib + log levels).
• logrusly star:28 logrus plug-in to send errors to a Loggly.
• mlog star:28 Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
• log star:26 Structured log interface for Go cleanly separates logging facade from its implementation.
• zkits-logger star:23 A powerful zero-dependency JSON logger.
• gomol star:19 Multiple-output, structured logging for Go with extensible logging outputs.
• gone/log Fast, extendable, full-featured, std-lib source compatible log library.
• glo star:15 PHP Monolog inspired logging facility with identical severity levels.
• logmatic star:15 Colorized logger for Golang with dynamic log level configuration.
• logrusiowriter star:14 io.Writer implementation using logrus logger.
• go-log star:13 Simple and configurable Logging in Go, with level, formatters and writers.
• log star:13 Simple leveled logging wrapper around standard log package.
• logo star:11 Golang logger to different configurable writers.
• xylog star:11 Leveled and structured logging, dynamic fields, high performance, zone management, simple configuration, and readable syntax.
• go-log star:10 A logging library with stack traces, object dumping and optional timestamps.
• log star:10 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:10 Package for multi-level logging.
• kemba star:9 A tiny debug logging tool inspired by debug, great for CLI tools and applications.
• xlog star:8 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
• structy/log star:5 A simple to use log system, minimalist but with features for debugging and differentiation of messages.
• slf4g star:2 Simple Logging Facade for Golang: Simple structured logging; but powerful, extendable and customizable, with huge amount of learnings from decades of past logging frameworks.
• yell star:1 Yet another minimalistic logging library.

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Machine Learning

Libraries for Machine Learning.

• GoLearn star:8579 General Machine Learning library for Go.
• gorse star:6313 An offline recommender system backend based on collaborative filtering written in Go.
• gorgonia star:4706 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
• m2cgen star:2259 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:2088 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:1898 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
• goml star:1389 On-line Machine Learning in Go.
• eaopt star:817 An evolutionary optimization library.
• bayesian star:742 Naive Bayesian Classification for Golang.
• CloudForest star:719 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
• ocrserver star:531 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
• gobrain star:526 Neural Networks written in go.
• onnx-go star:441 Go Interface to Open Neural Network Exchange (ONNX).
• go-deep star:393 A feature-rich neural network library in Go.
• regommend star:301 Recommendation & collaborative filtering engine.
• Goptuna star:224 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
• go-galib star:193 Genetic Algorithms library written in Go / golang.
• goRecommend star:193 Recommendation Algorithms library written in Go.
• goga star:171 Genetic algorithm library for Go.
• shield star:152 Bayesian text classifier with flexible tokenizers and storage backends for Go.
• go-fann star:111 Go bindings for Fast Artificial Neural Networks(FANN) library.
• go-featureprocessing star:88 Fast and convenient feature processing for low latency machine learning in Go.
• goscore star:84 Go Scoring API for PMML.
• gonet star:76 Neural Network for Go.
• libsvm star:72 libsvm golang version derived work based on LIBSVM 3.14.
• fonet star:71 A Deep Neural Network library written in Go.
• neat star:66 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
• neural-go star:64 Multilayer perceptron network implemented in Go, with training via backpropagation.
• go-pr star:62 Pattern recognition package in Go lang.
• Varis star:48 Golang Neural Network.
• golinear star:45 liblinear bindings for Go.
• GoMind star:37 A simplistic Neural Network Library in Go.
• go-cluster star:36 Go implementation of the k-modes and k-prototypes clustering algorithms.
• godist star:35 Various probability distributions, and associated methods.
• randomforest star:26 Easy to use Random Forest library for Go.
• evoli star:25 Genetic Algorithm and Particle Swarm Optimization library.
• ddt star:20 Dynamic decision tree, create trees defining customizable rules.
• probab star:18 Probability distribution functions. Bayesian inference. Written in pure Go.

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Messaging

Libraries that implement messaging systems.

• sarama star:9325 Go library for Apache Kafka.
• gorush star:6664 Push notification server using APNs2 and google GCM.
• machinery star:6570 Asynchronous task queue/job queue based on distributed message passing.
• Centrifugo star:6514 Real-time messaging (Websockets or SockJS) server in Go.
• Benthos star:4919 A message streaming bridge between a range of protocols.
• go-socket.io star:4886 socket.io library for golang, a realtime application framework.
• Asynq star:4598 A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
• NATS Go Client star:4220 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
• Confluent Kafka Golang Client star:3664 confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
• Mercure star:3136 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
• APNs2 star:2729 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
• melody star:2599 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
• go-nsq star:2334 the official Go package for NSQ.
• gopush-cluster star:2055 gopush-cluster is a go push server cluster.
• Uniqush-Push star:1453 Redis backed unified push service for server-side notifications to mobile devices.
• Beaver star:1390 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
• EventBus star:1299 The lightweight event bus with async compatibility.
• zmq4 star:1027 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
• Chanify star:945 A push notification server send message to your iOS devices.
• Gollum star:925 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
• dbus star:781 Native Go bindings for D-Bus.
• golongpoll star:614 HTTP longpoll server library that makes web pub-sub simple.
• amqp star:591 Go RabbitMQ Client Library.
• mangos star:558 Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
• emitter star:440 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
• Glue star:407 Robust Go and Javascript Socket Library (Alternative to Socket.io).
• pubsub star:387 Simple pubsub package for go.
• Quamina star:284 Fast pattern-matching for filtering messages and events.
• Bus star:280 Minimalist message bus implementation for internal communication.
• messagebus star:235 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
• rabtap star:226 RabbitMQ swiss army knife cli app.
• guble star:154 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:123 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
• oplog star:114 Generic oplog/replication system for REST APIs.
• redisqueue star:95 redisqueue provides a producer and consumer of a queue that uses Redis streams.
• rabbus star:94 A tiny wrapper over amqp exchanges and queues.
• go-mq star:79 RabbitMQ client with declarative configuration.
• drone-line star:78 Sending Line notifications using a binary, docker or Drone CI.
• nsq-event-bus star:75 A tiny wrapper around NSQ topic and channel.
• RapidMQ star:65 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
• go-notify star:63 Native implementation of the freedesktop notification spec.
• Commander star:61 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
• go-res star:60 Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
• Ratus star:60 Ratus is a RESTful asynchronous task queue server.
• hare star:51 A user friendly library for sending messages and listening to TCP sockets.
• event star:49 Implementation of the pattern observer.
• ami star:24 Go client to reliable queues based on Redis Cluster Streams.
• gosd star:21 A library for scheduling when to dispatch a message to a channel.
• go-vitotrol star:20 Client library to Viessmann Vitotrol web service.
• rmqconn star:20 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.
• jazz star:17 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
• gaurun-client star:11 Gaurun Client written in Go.
• mob star:10 mob is a generic-based, simple mediator / event aggregator library. It supports in-process requests / events processing.

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Microsoft Office

• unioffice star:3599 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:13209 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
• xlsx star:5416 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
• go-excel star:162 A simple and light reader to read a relate-db-like excel as a table.
• xlsx star:155 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
• goxlsxwriter star:19 Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.
• exl star:13 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:9415 Automated Initialization in Go.
• fx star:3214 A dependency injection based application framework for Go (built on top of dig).
• dig star:2830 A reflection based dependency injection toolkit for Go.
• do star:647 A dependency injection framework based on Generics.
• GoLobby/Container star:390 GoLobby Container is a lightweight yet powerful IoC dependency injection container for the Go programming language.
• goioc/di star:213 Spring-inspired Dependency Injection Container.
• di star:165 A dependency injection container for go programming language.
• dingo star:150 A dependency injection toolkit for Go, based on Guice.
• alice star:51 Additive dependency injection container for Golang.
• wire star:37 Strict Runtime Dependency Injection for Golang.
• linker star:36 A reflection based dependency injection and inversion of control library with components lifecycle support.
• nject star:21 A type safe, reflective framework for libraries, tests, http endpoints, and service startup.
• gocontainer star:18 Simple Dependency Injection Container.
• kinit star:9 Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
• HnH/di star:6 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:35677 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:2505 A starter kit for building production grade scalable web service applications.
• modern-go-application star:1347 Go application boilerplate and example applying modern practices.
• cookiecutter-golang star:559 A Go application boilerplate template for quick starting projects following production best practices.
• pagoda star:532 Rapid, easy full-stack web development starter kit built in Go.
• golang-templates/seed star:342 Go application GitHub repository template.
• go-starter star:263 An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.
• go-todo-backend star:177 Go Todo Backend example using modular project layout for product microservice.
• scaffold star:131 Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
• go-sample star:112 A sample layout for Go application projects with the real code.
• gobase star:37 A simple skeleton for golang application with basic setup for real golang application.
• wangyoucao577/go-project-layout star:19 Set of practices and discussions on how to structure Go project layout.
• insidieux/inizio star:13 Golang project layout generator with plugins.

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Strings

Libraries for working with strings.

• xstrings star:1103 Collection of useful string functions ported from other languages.
• sttr star:559 cross-platform, cli app to perform various operations on string.
• strutil star:189 String utilities.
• gobeam/Stringy star:152 String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.
• caps star:31 A case conversion library.
• go-formatter Implements replacement fields surrounded by curly braces {} format strings.
• bexp star:12 Go implementation of Brace Expansion mechanism to generate arbitrary strings.

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Uncategorized

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

• gopsutil star:8371 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
• archiver star:3729 Library and command for making and extracting .zip and .tar.gz archives.
• gatus star:3063 Automated service health dashboard.
• gofakeit star:2721 Random data generator written in go.
• go-resiliency star:1614 Resiliency patterns for golang.
• base64Captcha star:1598 Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
• gosms star:1398 Your own local SMS gateway in Go that can be used to send SMS.
• go-commons-pool star:1084 Generic object pool for Golang.
• go-openapi Collection of packages to parse and utilize open-api schemas.
• llvm star:976 Library for interacting with LLVM IR in pure Go.
• shortid star:812 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
• health star:626 A simple and flexible health check library for Go.
• stateless star:500 A fluent library for creating state machines.
• shoutrrr star:483 Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
• health star:436 Easy to use, extensible health check library.
• banner star:409 Add beautiful banners into your Go applications.
• xz star:389 Pure golang package for reading and writing xz-compressed files.
• conv star:386 Package conv provides fast and intuitive conversions across Go types.
• gountries star:363 Package that exposes country and subdivision data.
• ffmt star:280 Beautify data display for Humans.
• lk star:261 A simple licensing library for golang.
• antch star:241 A fast, powerful and extensible web crawling & scraping framework.
• healthcheck star:239 An opinionated and concurrent health-check HTTP handler for RESTful services.
• battery star:211 Cross-platform, normalized battery information library.
• go-unarr star:210 Decompression library for RAR, TAR, ZIP and 7z archives.
• bitio star:205 Highly optimized bit-level Reader and Writer for Go.
• stats star:164 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
• turtle star:140 Emojis for Go.
• captcha star:122 Package captcha provides an easy to use, unopinionated API for captcha generation.
• gommit star:100 Analyze git commit messages to ensure they follow defined patterns.
• gotoprom star:98 Type-safe metrics builder wrapper library for the official Prometheus client.
• indigo star:96 Distributed unique ID generator of using Sonyflake and encoded by Base58.
• gtree star:77 Provide CLI and Package for tree output and directories creation from Markdown or programmatically.
• morse star:75 Library to convert to and from morse code.
• persian star:68 Some utilities for Persian language in go.
• faker star:67 Random fake data and struct generator for Go.
• pdfgen star:60 HTTP service to generate PDF from Json requests.
• xkg star:54 X Keyboard Grabber.
• datacounter star:44 Go counters for readers/writer/http.ResponseWriter.
• browscap_go star:43 GoLang Library for Browser Capabilities Project.
• url-shortener star:39 A modern, powerful, and robust URL shortener microservice with mysql support.
• VarHandler Generate boilerplate http input and output handling.
• autoflags star:38 Go package to automatically define command line flags from struct fields.
• sandid star:38 Every grain of sand on earth has its own ID.
• gosh star:31 Provide Go Statistics Handler, Struct, Measure Method.
• xdg star:29 FreeDesktop.org (xdg) Specs implemented in Go.
• metrics star:24 Library for metrics instrumentation and Prometheus exposition.
• shellwords star:18 A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
• anagent star:15 Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
• avgRating star:13 Calculate average score and rating based on Wilson Score Equation.
• hostutils star:12 A golang library for packing and unpacking FQDNs list.
• numa star:11 NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.
• openapi star:9 OpenAPI 3.x parser.
• faker star:8 Fake data generator.
• go-commandbus star:6 A slight and pluggable command-bus for Go.
• basexx star:4 Convert to, from, and between digit strings in various number bases.
• varint star:3 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:568 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
• getlang star:143 Fast natural language detection package.
• guesslanguage star:56 Functions to determine the natural language of a unicode text.
• detectlanguage star:16 Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Morphological Analyzers

• spaGO star:1258 Self-contained Machine Learning and Natural Language Processing library in Go.
• kagome star:689 JP morphological analyzer written in pure Go.
• nlp star:380 Extract values from strings and fill your structs with nlp.
• nlp star:379 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
• RAKE.go star:98 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
• go-stem star:69 Implementation of the porter stemming algorithm.
• go2vec star:49 Reader and utility functions for word2vec embeddings.
• porter2 star:46 Really fast Porter 2 stemmer.
• snowball star:34 Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
• paicehusk star:29 Golang implementation of the Paice/Husk Stemming Algorithm.
• govader star:28 Go implementation of VADER Sentiment Analysis.
• golibstemmer star:20 Go bindings for the snowball libstemmer library including porter 2.
• libtextcat star:12 Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
• porter star:11 This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
• gosentiwordnet star:9 Sentiment analyzer using sentiwordnet lexicon in Go.
• govader-backend star:3 Microservice implementation of GoVader.
• spelling-corrector star:1 A spelling corrector for the Spanish language or create your own.

Slugifiers

• slug star:880 URL-friendly slugify with multiple languages support.
• go-slugify star:82 Make pretty slug with multiple languages support.
• Slugify star:32 Go slugify application that handles string.

Tokenizers

• prose star:2953 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
• gse star:2048 Go efficient text segmentation; support english, chinese, japanese and other.
• gojieba star:1989 This is a Go implementation of jieba which a Chinese word splitting algorithm.
• sentences star:335 Sentence tokenizer: converts text into a list of sentences.
• segment star:73 Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
• textcat star:68 Go package for n-gram based text categorization, with support for utf-8 and raw text.
• MMSEGO star:62 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
• stemmer star:53 Stemmer packages for Go programming language. Includes English and German stemmers.
• gotokenizer star:15 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
• shamoji star:13 The shamoji is word filtering package written in Go.

Translation

• go-pinyin star:1290 CN Hanzi to Hanyu Pinyin converter.
• gotext star:360 GNU gettext utilities for Go.
• go-i18n Package and an accompanying tool to work with localized text.
• go-localize star:46 Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings.
• iuliia-go star:34 Transliterate Cyrillic → Latin in every possible way.
• go-mystem star:29 CGo bindings to Yandex.Mystem - russian morphology analyzer.
• icu star:21 Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
• spreak star:15 Flexible translation and humanization library for Go, based on the concepts behind gettext.
• t star:12 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.

Transliteration

• go-unidecode star:98 ASCII transliterations of Unicode text.
• gounidecode star:76 Unicode transliterator (also known as unidecode) for Go.
• transliterator star:26 Provides one-way string transliteration with supporting of language-specific transliteration rules.
• enca star:13 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:18636 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
• kcptun star:13071 Extremely simple & fast udp tunnel based on KCP protocol.
• webrtc star:10216 A pure Go implementation of the WebRTC API.
• quic-go star:7456 An implementation of the QUIC protocol in pure Go.
• gnet star:7060 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
• dns star:6581 Go library for working with DNS.
• gopacket star:5199 Go library for packet processing with libpcap bindings.
• HTTPLab star:3849 HTTPLabs let you inspect HTTP requests and forge responses.
• kcp-go star:3488 KCP - Fast and Reliable ARQ Protocol.
• netpoll star:3174 A high-performance non-blocking I/O networking framework, which focused on RPC scenarios, developed by ByteDance.
• gobgp star:3032 BGP implemented in the Go Programming Language.
• ssh star:2760 Higher-level API for building SSH servers (wraps crypto/ssh).
• fortio star:2739 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:1551 Simple TUN/TAP library.
• gev star:1507 gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
• go-getter star:1421 Go library for downloading files or directories from various sources using a URL.
• NFF-Go star:1256 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
• sftp star:1244 Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
• grab star:1142 Go package for managing file downloads.
• nbio star:1023 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.
• ftp star:1019 Package ftp implements a FTP client as described in RFC 959.
• mdns star:914 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:911 Native Go library for performing SNMP actions.
• vssh star:873 Go library for building network and server automation over SSH protocol.
• gmqtt star:756 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
• cidranger star:755 Fast IP to CIDR lookup for Go.
• lhttp star:679 Powerful websocket framework, build your IM server more easily.
• peerdiscovery star:563 Pure Go library for cross-platform local peer discovery using UDP multicast.
• go-stun star:533 Go implementation of the STUN client (RFC 3489 and RFC 5389).
• easytcp star:510 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.
• gotcp star:500 Go package for quickly writing tcp applications.
• stun star:487 Go implementation of RFC 5389 STUN protocol.
• gaio star:470 High performance async-io networking for Golang in proactor mode.
• gopcap star:461 Go wrapper for libpcap.
• raw star:423 Package raw enables reading and writing data at the device driver level for a network interface.
• tcp_server star:420 Go library for building tcp servers faster.
• winrm star:385 Go WinRM client to remotely execute commands on Windows machines.
• ftpserverlib star:336 Fully featured FTP server library.
• arp star:299 Package arp implements the ARP protocol, as described in RFC 826.
• buffstreams star:251 Streaming protocolbuffer data over TCP made easy.
• ethernet star:247 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
• gNxI star:225 A collection of tools for Network Management that use the gNMI and gNOI protocols.
• dnsmonster star:214 Passive DNS Capture/Monitoring Framework.
• jazigo star:185 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
• utp star:164 Go uTP micro transport protocol implementation.
• canopus star:149 CoAP Client/Server implementation (RFC 7252).
• sslb star:143 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
• xtcp star:136 TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
• iplib star:94 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
• gldap star:79 gldap provides an ldap server implementation and you provide handlers for its ldap operations.
• ether star:78 Cross-platform Go package for sending and receiving ethernet frames.
• dhcp6 star:76 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
• packet star:74 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
• go-powerdns star:65 PowerDNS API bindings for Golang.
• linkio star:53 Network link speed simulation for Reader/Writer interfaces.
• portproxy star:51 Simple TCP proxy which adds CORS support to API's which don't support it.
• fullproxy star:39 A fully featured scriptable and daemon configurable proxy and pivoting toolkit with SOCKS5, HTTP, raw ports and reverse proxy protocols.
• panoptes-stream star:37 A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT).
• graval star:28 Experimental FTP server framework.
• golibwireshark star:26 Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
• publicip star:26 Package publicip returns your public facing IPv4 address (internet egress).
• gohooks star:22 GoHooks make it easy to send and consume secured web-hooks from a Go application. Inspired by Spatie's Laravel Webhook Client and Server.
• httpproxy star:18 HTTP proxy handler and dialer.
• goshark star:15 Package goshark use tshark to decode IP packet and create data struct to analyse packet.
• tspool star:14 A TCP Library use worker pool to improve performance and protect your server.
• llb star:13 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.

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HTTP Clients

Libraries for making HTTP requests.

• resty star:6882 Simple HTTP and REST client for Go inspired by Ruby rest-client.
• req star:2819 Simple Go HTTP client with Black Magic (Less code and More efficiency).
• heimdall star:2345 An enhanced http client with retry and hystrix capabilities.
• grequests star:1916 A Go "clone" of the great and famous Requests library.
• sling star:1495 Sling is a Go HTTP client library for creating and sending API requests.
• go-retryablehttp star:1361 Retryable HTTP client in Go.
• gentleman star:975 Full-featured plugin-driven HTTP client library.
• pester star:608 Go HTTP client calls with retries, backoff, and concurrency.
• requests star:442 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:271 Get easily stdlib HTTP client, which does not share any state with other clients.
• request star:218 HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
• go-otelroundtripper star:68 Go http.RoundTripper that emits open telemetry metrics for HTTP requests.
• go-http-client star:46 Make http calls simply and easily.
• rq star:42 A nicer interface for golang stdlib HTTP client.
• httpretry star:25 Enriches the default go HTTP client with retry functionality.
• go-zoox/fetch star:20 A Powerful, Lightweight, Easy Http Client, inspired by Web Fetch API.
• go-req star:16 Declarative golang HTTP client.
• httpc star:5 A customizable and simple HTTP client library. Only depend on the stdlib HTTP client.

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OpenGL

Libraries for using OpenGL in Go.

• glfw star:1330 Go bindings for GLFW 3.
• gl star:941 Go bindings for OpenGL (generated via glow).
• mathgl star:465 Pure Go math package specialized for 3D math, with inspiration from GLM.
• goxjs/gl star:161 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
• goxjs/glfw star:77 Go cross-platform glfw library for creating an OpenGL context and receiving events.
• go-glmatrix star:5 Go port of glMatrix library.

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ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

• GORM star:30308 The fantastic ORM library for Golang, aims to be developer friendly.
• ent star:12278 An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
• SQLBoiler star:5313 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
• gorp star:3597 Go Relational Persistence, ORM-ish library for Go.
• upper.io/db star:3213 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:2044 Mysql database to golang gorm struct.
• bun star:1589 SQL-first Golang ORM. Successor of go-pg.
• reform star:1351 Better ORM for Go, based on non-empty interfaces and code generation.
• Prisma star:1330 Prisma Client Go, Typesafe database access for Go.
• pop/soda star:1256 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• go-sqlbuilder star:861 A flexible and powerful SQL string builder library plus a zero-config ORM.
• rel star:596 Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
• Zoom star:294 Blazing-fast datastore and querying engine built on Redis.
• go-sql star:168 A easy ORM for mysql.
• grimoire star:158 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
• golobby/orm star:116 Simple, fast, type-safe, generic orm for developer happiness.
• go-store star:109 Simple and fast Redis backed key-value store library for Go.
• go-firestorm star:38 A simple ORM for Google/Firebase Cloud Firestore.
• cacheme star:22 Schema based, typed Redis caching/memoize framework for Go.
• marlow star:12 Generated ORM from project structs for compile time safety assurances.
• lore star:11 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:12992 Go dependency tool.
• vgo Versioned Go.

Unofficial libraries for package and dependency management.

• glide star:8174 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
• godep star:5589 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
• govendor star:4978 Go Package Manager. Go vendor tool that works with the standard vendor file.
• gopm star:2485 Go Package Manager.
• gom star:1393 Go Manager - bundle for go.
• gpm star:1203 Barebones dependency manager for Go.
• goop star:779 Simple dependency manager for Go (golang), inspired by Bundler.
• modgv star:442 Converts 'go mod graph' output into Graphviz's DOT language.
• nut star:238 Vendor Go dependencies.
• johnny-deps star:214 Minimal dependency version using Git.
• gup star:150 Update binaries installed by "go install".
• mvn-golang star:146 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
• VenGO star:124 create and manage exportable isolated go virtual environments.
• gop star:50 Build and manage your Go applications out of GOPATH.

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Performance

• jaeger star:16660 A distributed tracing system.
• pixie star:3993 No instrumentation tracing for Golang applications via eBPF.
• statsviz star:2455 Live visualization of your Go application runtime statistics.
• profile star:1808 Simple profiling support package for Go.
• tracer star:68 Simple, lightweight tracing.

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Query Language

• graphql-go star:8861 Implementation of GraphQL for Go.
• gqlgen star:8262 go generate based graphql server library.
• graphql star:4271 GraphQL server with a focus on ease of use.
• dasel star:3791 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:1954 A simple Go package to Query over JSON Data.
• rql star:264 Resource Query Language for REST API.
• jsonql star:256 JSON query expression library in Golang.
• jsonslice star:72 Jsonpath queries with advanced filters.
• graphql star:57 graphql parser + utilities.
• rqp star:46 Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
• api-fu star:45 Comprehensive GraphQL implementation.
• goven star:39 A drop-in query language for any database schema.
• straf star:34 Easily Convert Golang structs to GraphQL objects.
• jsonpath star:12 A query library for retrieving part of JSON based on JSONPath syntax.
• gws star:5 Apollos' "GraphQL over Websocket" client and server implementation.

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Resource Embedding

• statik star:3491 Embeds static files into a Go executable.
• packr star:3410 The simple and easy way to embed static files into Go binaries.
• go.rice star:2316 go.rice is a Go package that makes working with resources such as HTML, JS, CSS, images, and templates very easy.
• vfsgen star:949 Generates a vfsdata.go file that statically implements the given virtual filesystem.
• esc star:629 Embeds files into Go programs and provides http.FileSystem interfaces to them.
• fileb0x star:619 Simple tool to embed files in go with focus on "customization" and ease to use.
• go-resources star:176 Unfancy resources embedding with Go.
• statics star:65 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
• templify star:28 Embed external template files into Go code to create single file binaries.
• rebed star:23 Recreate folder structures and files from Go 1.16's embed.FS type
• debme star:22 Create an embed.FS from an existing embed.FS subdirectory.
• mule star:12 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:6149 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
• stats star:2561 Statistics package with common functions missing from the Golang standard library.
• gonum/plot star:2309 gonum/plot provides an API for building and drawing plots in Go.
• gosl star:1701 Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
• streamtools star:1316 general purpose, graphical tool for dealing with streams of data.
• dataframe-go star:900 Dataframes for machine-learning and statistics (similar to pandas).
• go-dsp star:799 Digital Signal Processing for Go.
• chart star:746 Simple Chart Plotting library for Go. Supports many graphs types.
• goraph star:699 Pure Go graph theory library(data structure, algorithm visualization).
• orb star:593 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
• graph star:589 Library of basic graph algorithms.
• ewma star:394 Exponentially-weighted moving averages.
• calendarheatmap star:366 Calendar heatmap in plain Go inspired by Github contribution activity.
• gohistogram star:167 Approximate histograms for data streams.
• TextRank star:166 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
• sparse star:136 Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
• go-estimate star:101 State estimation and filtering algorithms in Go.
• pagerank star:78 Weighted PageRank algorithm implemented in Go.
• jsonl-graph star:61 Tool to manipulate JSONL graphs with graphviz support.
• geom star:53 2D geometry for golang.
• evaler star:50 Simple floating point arithmetic expression evaluator.
• triangolatte star:30 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
• decimal star:29 Package decimal implements arbitrary-precision decimal floating-point arithmetic.
• goent star:28 GO Implementation of Entropy Measures.
• piecewiselinear star:23 Tiny linear interpolation library.
• godesim star:20 Extended/multivariable ODE solver framework for event-based simulations with simple API.
• 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.
• ode star:20 Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
• PiHex star:18 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
• assocentity star:11 Package assocentity returns the average distance from words to a given entity.
• rootfinding star:10 root-finding algorithms library for finding roots of quadratic functions.
• go-gt star:8 Graph theory algorithms written in "Go" language.
• bradleyterry star:7 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:11986 A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
• lego star:5645 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
• CertMagic star:4253 Mature, robust, and powerful ACME client integration for fully-managed TLS certificate issuance and renewal.
• Cameradar star:3081 Tool and library to remotely hack RTSP streams from surveillance cameras.
• memguard star:2240 A pure Go library for handling sensitive values in memory.
• secure star:2025 HTTP middleware for Go that facilitates some quick security wins.
• acmetool star:1942 ACME (Let's Encrypt) client tool with automatic renewal.
• themis star:1611 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:1076 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
• Coraza star:766 Enterprise-ready, modsecurity and OWASP CRS compatible WAF library.
• nacl star:529 Go implementation of the NaCL set of API's.
• go-password-validator star:364 Password validator based on raw cryptographic entropy values.
• ssh-vault star:360 encrypt/decrypt using ssh keys.
• firewalld-rest star:326 A rest application to dynamically update firewalld rules on a linux server.
• optimus-go star:326 ID hashing and Obfuscation using Knuth's Algorithm.
• BadActor star:312 In-memory, application-driven jailer built in the spirit of fail2ban.
• dongle star:293 A simple, semantic and developer-friendly golang package for encoding&decoding and encryption&decryption.
• go-yara star:277 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
• passlib star:271 Futureproof password hashing library.
• simple-scrypt star:182 Scrypt package with a simple, obvious API and automatic cost calibration built-in.
• argon2pw star:89 Argon2 password hash generation with constant-time password comparison.
• autocert Auto provision Let's Encrypt certificates and start a TLS server.
• goSecretBoxPassword star:53 A probably paranoid package for securely hashing and encrypting passwords.
• Interpol Rule-based data generator for fuzzing and penetration testing.
• go-generate-password star:47 Password generator that can be used on the cli or as a library.
• go-htpasswd star:27 Apache htpasswd Parser for Go.
• secureio star:26 An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
• certificates star:24 An opinionated tool for generating tls certificates.
• secret star:20 Prevent your secrets from leaking into logs, std* etc.
• argon2-hashing star:19 light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
• goArgonPass star:16 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
• sslmgr star:16 SSL certificates made easy with a high level wrapper around acme/autocert.

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Serialization

Libraries and tools for binary serialization.

• jsoniter star:11465 High-performance 100% compatible drop-in replacement of "encoding/json".
• goprotobuf star:8783 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
• mapstructure star:6289 Go library for decoding generic map values into native Go structures.
• gogoprotobuf star:5457 Protocol Buffers for Go with Gadgets.
• go-codec star:1687 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
• csvutil star:762 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
• colfer star:677 Code generation for the Colfer binary format.
• cbor star:499 Small, safe, and easy CBOR encoding and decoding library.
• go-capnproto star:285 Cap'n Proto library and parser for go.
• php_session_decoder star:155 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
• structomap star:137 Library to easily and dynamically generate maps from static structures.
• bambam star:65 generator for Cap'n Proto schemas from go.
• binstruct star:62 Golang binary decoder for mapping data into the structure.
• asn1 star:52 Asn.1 BER and DER encoding library for golang.
• bel star:31 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
• fwencoder star:22 Fixed width file parser (encoding and decoding library) for Go.
• elastic star:19 Convert slices, maps or any other unknown value across different types at run-time, no matter what.
• pletter star:19 A standard way to wrap a proto message for message brokers.
• fixedwidth star:8 Fixed-width text formatting (UTF-8 supported).
• unitpacking star:5 Library to pack unit vectors into as fewest bytes as possible.
• go-lctree star:4 Provides a CLI and primitives to serialize and deserialize LeetCode binary trees.

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Server Applications

• Caddy star:44125 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:41712 Highly-available key value store for shared configuration and service discovery.
• minio star:36147 Minio is a distributed object storage server.
• RoadRunner star:6843 High-performance PHP application server, load-balancer and process manager.
• SFTPGo star:5038 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.
• Easegress star:4867 A cloud native high availability/performance traffic orchestration system with observability and extensibility.
• devd star:3283 Local webserver for developers.
• algernon star:2137 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
• Fider star:2082 Fider is an open platform to collect and organize customer feedback.
• Flagr star:2037 Flagr is an open-source feature flagging and A/B testing service.
• flipt star:1916 A self contained feature flag solution written in Go and Vue.js
• Trickster star:1787 HTTP reverse proxy cache and time series accelerator.
• discovery star:1697 A registry for resilient mid-tier load balancing and failover.
• Wish star:1659 Make SSH apps, just like that!
• jackal star:1349 An XMPP server written in Go.
• go-feature-flag star:545 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:446 Self-hosted music streaming server with built-in web UI and REST API.
• dummy star:162 Run mock server based off an API contract with one command.
• dudeldu star:138 A simple SHOUTcast server.
• lets-proxy2 star:69 Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
• go-proxy-cache star:68 Simple Reverse Proxy with Caching, written in Go, using Redis.
• cortex-tenant star:57 Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.
• psql-streamer star:46 Stream database events from PostgreSQL to Kafka.
• nginx-prometheus star:34 Nginx log parser and exporter to Prometheus.
• nsq A realtime distributed messaging platform.
• simple-jwt-provider star:30 Simple and lightweight provider which exhibits JWTs, supports login, password-reset (via mail) and user management.
• protoxy star:28 A proxy server that converts JSON request bodies to Protocol Buffers.
• Moxy star:8 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:2 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:1098 Go stream processing library.
• machine star:118 Go library for writing and generating stream workers with built in metrics and traceability.
• stream star:69 Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...
• goio star:51 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:3264 Useful template functions for Go templates.
• quicktemplate star:2593 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
• pongo2 star:2388 Django-like template-engine for Go.
• jet star:972 Jet template engine.
• maroto star:829 A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
• Razor star:803 Razor view engine for Golang.
• fasttemplate star:653 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
• ego star:538 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
• raymond star:499 Complete handlebars implementation in Go.
• goview star:307 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
• liquid star:181 Go implementation of Shopify Liquid templates.
• Soy star:167 Closure templates (aka Soy templates) for Go, following the official spec.
• extemplate star:50 Tiny wrapper around html/template to allow for easy file-based template inheritance.
• gospin star:40 Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations.
• tbd star:22 A really simple way to create text templates with placeholders - exposes extra builtin Git repo metadata.
• got star:3 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:18118 Sacred extension to the standard go testing package.
  • testmd Convert markdown snippets into testable go code.
  • go-cmp star:3184 Package for comparing Go values in tests.
  • httpexpect star:2008 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
  • godog star:1813 Cucumber BDD framework for Go.
  • is star:1492 Professional lightweight testing mini-framework for Go.
  • gnomock star:970 integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.
  • go-vcr star:960 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
  • testfixtures star:871 A helper for Rails' like test fixtures to test database applications.
  • goblin star:867 Mocha like testing framework fo Go.
  • baloo star:744 Expressive and versatile end-to-end HTTP API testing made easy.
  • goc star:588 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.
  • go-mutesting star:560 Mutation testing for Go source code.
  • embedded-postgres star:464 Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
  • gofight star:428 API Handler Testing for Golang Router framework.
  • testza star:408 Full-featured test framework with nice colorized output.
  • gotest.tools star:366 A collection of packages to augment the go testing package and support common patterns.
  • go-testdeep star:327 Extremely flexible golang deep comparison, extends the go testing package.
  • frisby star:274 REST API testing framework.
  • got star:255 An enjoyable golang test framework.
  • cupaloy star:232 Simple snapshot testing addon for your test framework.
  • go-carpet star:231 Tool for viewing test coverage in terminal.
  • endly star:225 Declarative end to end functional testing.
  • commander star:206 Tool for testing cli applications on windows, linux and osx.
  • charlatan star:199 Tool to generate fake interface implementations for tests.
  • go-hit star:145 Hit is an http integration test framework written in golang.
  • dbcleaner star:144 Clean database for testing purpose, inspired by database_cleaner in Ruby.
  • diff Beautiful Git-style diffs to easily compare expected vs actual.
  • GoSpec star:114 BDD-style testing framework for the Go programming language.
  • testcase star:103 Idiomatic testing framework for Behavior Driven Development.
  • wstest star:96 Websocket client for unit-testing a websocket http.Handler.
  • jsonassert star:94 Package for verifying that your JSON payloads are serialized correctly.
  • gocrest star:85 Composable hamcrest-like matchers for Go assertions.
  • restit star:55 Go micro framework to help writing RESTful API integration test.
  • gospecify star:53 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:52 Self-hosted code coverage report review and management service.
  • gherkingen star:50 BDD boilerplate generator and framework.
  • ginkgo BDD Testing Framework for Go.
  • assert star:49 Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
  • gomatch star:44 library created for testing JSON against patterns.
  • gomega Rspec like matcher/assertion library.
  • dsunit star:42 Datastore testing for SQL, NoSQL, structured files.
  • Hamcrest star:28 fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
  • be star:24 The minimalist generic test assertion library.
  • 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.
  • schema star:19 Quick and easy expression matching for JSON schemas used in requests and responses.
  • flute star:17 HTTP client testing framework.
  • gogiven star:15 YATSPEC-like BDD testing framework for Go.
  • Gont star:15 Go network testing toolkit for testing building complex network topologies using Linux namespaces.
  • testsql star:14 Generate test data from SQL files before testing and clear it after finished.
  • biff star:12 Bifurcation testing framework, BDD compatible.
  • gosuite star:12 Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
  • badio star:10 Extensions to Go's testing/iotest package.
  • fixenv star:8 Fixture manage engine, inspired by pytest fixtures.
  • stop-and-go star:7 Testing helper for concurrency.
  • trial star:6 Quick and easy extendable assertions without introducing much boilerplate.
  • go-testpredicate star:5 Test predicate style assertions library with extensive diagnostics output.
  • Tt star:5 Simple and colorful test tools.
  • go-mysql-test-container star:2 Golang MySQL testcontainer to help with MySQL integration testing.
  • go-snaps Jest-like snapshot testing in Golang.
  • omg.testingtools star:1 The simple library for change a values of private fields for testing.

• Mock

  • gomock star:8150 Mocking framework for the Go programming language.
  • go-sqlmock star:4799 Mock SQL driver for testing database interactions.
  • mockery star:4007 Tool to generate Go interfaces.
  • hoverfly star:1932 HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
  • gock star:1731 Versatile HTTP mocking made easy.
  • httpmock star:1511 Easy mocking of HTTP responses from external resources.
  • counterfeiter star:739 Tool for generating self-contained mock objects.
  • genmock Go mocking system with code generator for building calls of the interface methods.
  • go-txdb star:491 Single transaction based database driver mainly for testing purposes.
  • minimock star:467 Mock generator for Go interfaces.
  • govcr star:136 HTTP mock for Golang: record and replay HTTP interactions for offline testing.
  • timex star:65 A test-friendly replacement for the native time package.
  • go-localstack star:57 Tool for using localstack in AWS testing.
  • mockhttp star:22 Mock object for Go http.ResponseWriter.
  • mooncake star:15 A simple way to generate mocks for multiple purposes
  • mockit star:10 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:4502 Randomized testing system.
  • gofuzz star:1339 Library for populating go objects with random values.
  • Tavor star:239 Generic fuzzing and delta-debugging framework.

• Selenium and browser control tools.

  • chromedp star:8332 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
  • rod star:3053 A Devtools driver to make web automation and scraping easy.
  • selenoid star:2244 alternative Selenium hub server that launches browsers within containers.
  • playwright-go star:1009 browser automation library to control Chromium, Firefox and WebKit with a single API.
  • cdp star:647 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
  • ggr star:287 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

• Fail injection

  • failpoint star:749 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:3361 Formatters for time, numbers, and memory size to human readable format.
• gotabulate star:293 Easily pretty-print your tabular data with Go.
• align star:78 A general purpose application that aligns text.
• bytes Formats and parses numeric byte values (10K, 2M, 3G, etc.).
• go-fixedwidth star:67 Fixed-width text formatting (encoder/decoder with reflection).
• address star:56 Handles address representation, validation and formatting.
• textwrap star:4 Wraps text at end of lines. Implementation of textwrap module from Python.

Markup Languages

• blackfriday star:5036 Markdown processor in Go.
• github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
• toml star:4025 TOML configuration format (encoder/decoder with reflection).
• goldmark star:2394 A Markdown parser written in Go. Easy to extend, standard (CommonMark) compliant, well structured.
• go-toml star:1326 Go library for the TOML format with query support and handy cli tools.
• htmlquery star:533 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
• mxj star:529 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
• html-to-markdown star:414 Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
• goq star:220 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
• bafi star:67 Universal JSON, BSON, YAML, XML translator to ANY format using templates.
• go-output-format star:8 Output go structures into multiple formats (YAML/JSON/etc) in your command line app.
• bbConvert star:7 Converts bbCode to HTML that allows you to add support for custom bbCode tags.

Parsers/Encoders/Decoders

• sh star:5193 Shell parser and formatter.
• gofeed star:1982 Parse RSS and Atom feeds in Go.
• when star:1167 Natural EN and RU language date/time parser with pluggable rules.
• commonregex star:839 A collection of common regular expressions for Go.
• omniparser star:515 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.
• gographviz star:501 Parses the Graphviz DOT language.
• go-nmea star:185 NMEA parser library for the Go language.
• sdp star:114 SDP: Session Description Protocol [RFC 4566].
• editorconfig-core-go star:109 Editorconfig file parser and manipulator for Go.
• go-vcard star:82 Parse and format vCard.
• did star:70 DID (Decentralized Identifiers) Parser and Stringer in Go.
• allot star:56 Placeholder and wildcard text parsing for CLI tools and bots.
• parth star:42 URL path segmentation parsing.
• gonameparts star:38 Parses human names into individual name parts.
• normalize star:33 Sanitize, normalize and compare fuzzy text.
• xj2go star:29 Convert xml or json to go struct.
• codetree star:22 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
• tokenizer star:22 Parse any string, slice or infinite buffer to any tokens.
• go-fasttld star:10 High performance top level domains (TLD) extraction module.
• parseargs-go star:10 string argument parser that understands quotes and backslashes.
• encdec star:8 Package provides a generic interface to encoders and decoders.
• ltsv star:8 High performance LTSV (Labeled Tab Separated Value) reader for Go.
• doi star:7 Document object identifier (doi) parser in Go.

Regular Expressions

• regroup star:126 Match regex expression named groups into go struct using struct tags and automatic parsing.
• rex star:121 Regular expressions builder.
• goregen star:79 Library for generating random strings from regular expressions.
• genex star:68 Count and expand Regular Expressions into all matching Strings.
• go-wildcard star:17 Simple and lightweight wildcard pattern matching.

Sanitation

• bluemonday star:2503 HTML Sanitizer.
• gofuckyourself star:52 A sanitization-based swear filter for Go.

Scrapers

• colly star:18177 Fast and Elegant Scraping Framework for Gophers.
• GoQuery star:11992 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
• xurls star:972 Extract urls from text.
• dataflowkit star:550 Web scraping Framework to turn websites into structured data.
• gospider star:180 A simple golang spider/scraping framework,build a spider in 3 lines. migrated from goribot
• pagser star:70 Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
• Tagify star:24 Produces a set of tags from given source.
• go-recipe star:11 A package for scraping recipes from websites.

RSS

• podcast star:113 iTunes Compliant and RSS 2.0 Podcast Generator in Golang
• syndfeed star:9 A syndication feed for Atom 1.0 and RSS 2.0.

Utility/Miscellaneous

• go-runewidth star:496 Functions to get fixed width of the character or string.
• radix star:180 Fast string sorting algorithm.
• go-zero-width star:106 Zero-width character detection and removal for Go.
• petrovich star:41 Petrovich is the library which inflects Russian names to given grammatical case.
• kace star:19 Common case conversions covering common initialisms.
• TySug star:14 Alternative suggestions with respect to keyboard layouts.

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Third-party APIs

Libraries for accessing third party APIs.

• github star:8922 Go library for accessing the GitHub REST API v3.
• aws-sdk-go star:7966 The official AWS SDK for the Go programming language.
• slack star:4097 Slack API in Go.
• discordgo star:3483 Go bindings for the Discord Chat API.
• google star:3242 Auto-generated Google APIs for Go.
• google-cloud star:3091 Google Cloud APIs Go Client Library.
• minio-go star:1749 Minio Go Library for Amazon S3 compatible cloud storage.
• stripe star:1650 Go client for the Stripe API.
• go-twitter star:1560 Go client library for the Twitter v1.1 APIs.
• go-jira star:1210 Go client library for Atlassian JIRA
• anaconda star:1130 Go client library for the Twitter 1.1 API.
• facebook star:1098 Go Library that supports the Facebook Graph API.
• githubql star:938 Go library for accessing the GitHub GraphQL API v4.
• webhooks star:786 Webhook receiver for GitHub and Bitbucket.
• paypal star:539 Wrapper for PayPal payment API.
• geo-golang star:442 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
• twitter-scraper star:270 Scrape the Twitter Frontend API without authentication and limits.
• lark star:249 Feishu/Lark Open API Go SDK, Support ALL Open API and Event Callback.
• ethrpc star:245 Go bindings for Ethereum JSON RPC API.
• Trello star:205 Go wrapper for the Trello API.
• go-marathon star:197 Go library for interacting with Mesosphere's Marathon PAAS.
• Medium star:133 Golang SDK for Medium's OAuth2 API.
• wit-go star:132 Go client for wit.ai HTTP API.
• gostorm star:129 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:128 Go wrapper for the Pushover API.
• go-trending star:122 Go library for accessing trending repositories and developers at Github.
• go-twitch Go client for interacting with the Twitch v3 API.
• go-lark star:118 An easy-to-use unofficial SDK for Feishu and Lark Open Platform.
• hipchat (xmpp) star:110 A golang package to communicate with HipChat over XMPP.
• hipchat star:105 This project implements a golang client library for the Hipchat API.
• simples3 star:95 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
• cachet star:91 Go client library for Cachet (open source status page system).
• gosip star:85 Go client library SharePoint API.
• igdb star:76 Go client for the Internet Game Database API.
• gogtrends star:71 Google Trends Unofficial API.
• go-unsplash star:68 Go client library for the Unsplash.com API.
• circleci star:65 Go client library for interacting with CircleCI's API.
• golang-tmdb star:61 Golang wrapper for The Movie Database API v3.
• go-postman-collection star:58 Go module to work with Postman Collections (compatible with Insomnia).
• clarifai star:57 Go client library for interfacing with the Clarifai API.
• go-atlassian star:56 Go library for accessing the Atlassian Cloud services (Jira, Jira Service Management, Jira Agile, Confluence, Admin Cloud)
• megos star:55 Client library for accessing an Apache Mesos cluster.
• ynab star:55 Go wrapper for the YNAB API.
• amazon-product-advertising-api star:54 Go Client Library for Amazon Product Advertising API.
• uptimerobot star:53 Go wrapper and command-line client for the Uptime Robot v2 API.
• gads star:50 Google Adwords Unofficial API.
• mixpanel star:49 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
• fcm star:48 Go library for Firebase Cloud Messaging.
• go-xkcd star:48 Go client for the xkcd API.
• go-yapla Go client library for the Yapla v2.0 API.
• GoMusicBrainz star:47 Go MusicBrainz WS2 client library.
• airtable star:45 Go client library for the Airtable API.
• spotify star:45 Go Library to access Spotify WEB API.
• google-play-scraper star:41 Get data from Google Play Store.
• golyrics star:39 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
• go-myanimelist star:33 Go client library for accessing the MyAnimeList API.
• patreon-go star:33 Go library for Patreon API.
• translate star:32 Go online translation package.
• gami star:31 Go library for Asterisk Manager Interface.
• gcm star:31 Go library for Google Cloud Messaging.
• lastpass-go star:31 Go client library for the LastPass API.
• steam star:29 Go Library to interact with Steam game servers.
• go-imgur star:24 Go client library for imgur
• shopify star:24 Go Library to make CRUD request to the Shopify API.
• swag star:21 No comments, simple go wrapper to create swagger 2.0 compatible APIs. Support most routing frameworks, such as built-in, gin, chi, mux, echo, httprouter, fasthttp and more.
• brewerydb star:19 Go library for accessing the BreweryDB API.
• codeship-go star:19 Go client library for interacting with Codeship's API v2.
• jokeapi-go star:19 Go client for JokeAPI.
• textbelt star:18 Go client for the textbelt.com txt messaging API.
• coinpaprika-go star:16 Go client library for interacting with Coinpaprika's API.
• device-check-go star:16 Go client library for interacting with iOS DeviceCheck API v1.
• go-hacknews star:16 Tiny Go client for HackerNews API.
• GoFreeDB star:16 Golang library providing common and simple database abstractions on top of Google Sheets.
• go-aws-news star:15 Go application and library to fetch what's new from AWS.
• google-analytics star:13 Simple wrapper for easy google analytics reporting.
• gopaapi5 star:13 Go Client Library for Amazon Product Advertising API 5.0.
• bqwriter star:12 High Level Go Library to write data into Google BigQuery at a high throughout.
• go-here star:12 Go client library around the HERE location based APIs.
• go-openproject star:12 Go client library for interacting with OpenProject API.
• go-sophos star:11 Go client library for the Sophos UTM REST API with zero dependencies.
• smite star:11 Go package to wraps access to the Smite game API.
• gomalshare star:10 Go library MalShare API malshare.com
• libgoffi star:9 Library adapter toolbox for native libffi integration
• rrdaclient star:9 Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
• goami2 star:8 AMI v2 library for Asterisk PBX.
• google-email-audit-api star:8 Go client library for Google G Suite Email Audit API.
• rawg-sdk-go star:8 Go library for the RAWG Video Games Database API
• tumblr star:8 Go wrapper for the Tumblr v2 API.
• go-chronos star:7 Go library for interacting with the Chronos Job Scheduler
• go-sptrans star:7 Go client library for the SPTrans Olho Vivo API.
• go-swagger-ui star:7 Go library containing precompiled Swagger UI for serving swagger json.
• go-telegraph Telegraph publishing platform API client.
• zooz star:7 Go client for the Zooz API.
• newsapi-go star:6 Go client for NewsAPI.
• go-hibp star:5 Simple Go binding to the "Have I Been Pwned" APIs.
• goagi star:5 Go library to build Asterisk PBX agi/fastagi applications.
• appstore-sdk-go star:3 Unofficial Golang SDK for AppStore Connect API.
• go-restcountries star:3 Go library for the REST Countries API.
• dusupay-sdk-go star:2 Unofficial Dusupay payment gateway API Client for Go
• fasapay-sdk-go star:2 Unofficial Fasapay payment gateway XML API Client for Golang.
• playlyfe star:2 The Playlyfe Rest API Go SDK.
• TripAdvisor star:2 Go wrapper for the TripAdvisor API.
• vl-go star:2 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:47978 Command-line fuzzy finder written in Go.
• hub star:22132 wrap git commands with additional functionality to interact with github from the terminal.
• ctop star:13603 Top-like interface (e.g. htop) for container metrics.
• sqlx star:12767 provides a set of extensions on top of the excellent built-in database/sql package.
• goreleaser star:10855 Deliver Go binaries as fast and easily as possible.
• wuzz star:10158 Interactive cli tool for HTTP inspection.
• lo star:8465 A Lodash like Go library based on Go 1.18+ Generics (map, filter, contains, find...)
• usql star:7636 usql is a universal command-line interface for SQL databases.
• peco star:7170 Simplistic interactive filtering tool.
• godropbox star:4063 Common libraries for writing Go services/applications from Dropbox.
• go-funk star:3936 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
• hystrix-go star:3818 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
• panicparse star:3270 Groups similar goroutines and colorizes stack dump.
• minify star:3145 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
• goreporter star:3015 Golang tool that does static analysis, unit testing, code review and generate code quality report.
• mc star:2289 Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
• mergo star:2207 Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
• Storm star:1943 Simple and powerful toolkit for BoltDB.
• lancet star:1814 A comprehensive, efficient, and reusable util function library of go.
• filetype star:1645 Small package to infer the file type checking the magic numbers signature.
• mole star:1606 cli app to easily create ssh tunnels.
• boilr star:1527 Blazingly fast CLI tool for creating projects from boilerplate templates.
• create-go-app star:1519 A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
• gitbatch star:1481 manage your git repositories in one place.
• jump star:1453 Jump helps you navigate faster by learning your habits.
• EaseProbe star:1312 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.
• retry-go star:1237 Simple library for retry mechanism.
• circuitbreaker star:1030 Circuit Breakers in Go.
• git-time-metric star:913 Simple, seamless, lightweight time tracking for Git.
• mimetype star:868 Package for MIME type detection based on magic numbers.
• hostctl star:814 A CLI tool to manage /etc/hosts with easy commands.
• scany star:766 Library for scanning data from a database into Go structs and more.
• immortal star:754 *nix cross-platform (OS agnostic) supervisor.
• circuit star:672 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
• htcat star:549 Parallel and Pipelined HTTP GET Utility.
• ergo star:539 The management of multiple local services running over different ports made easy.
• delve star:535 Go debugger.
• koazee star:508 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
• godaemon star:490 Utility to write daemons.
• go-dry star:479 DRY (don't repeat yourself) package for Go.
• gopencils star:440 Small and simple package to easily consume REST APIs.
• clockwork star:421 A simple fake clock for golang.
• request star:420 Go HTTP Requests for Humans™.
• gubrak star:417 Golang utility library with syntactic sugar. It's like lodash, but for golang.
• Deepcopier star:396 Simple struct copying for Go.
• changie star:395 Automated changelog tool for preparing releases with lots of customization options.
• go-rate star:372 Timed rate limiter for Go.
• go-safe Panic-safe sandbox.
• remote-touchpad star:341 Control mouse and keyboard from a smartphone.
• retry star:330 The most advanced functional mechanism to perform actions repetitively until successful.
• mani star:323 CLI tool to help you manage multiple repositories.
• scan star:311 Scan golang sql.Rows directly to structs, slices, or primitive types.
• clipboard star:290 📋 cross-platform clipboard package in Go.
• serve star:282 A static http server anywhere you need.
• util star:262 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
• gohper star:255 Various tools/modules help for development.
• gotenv star:240 Load environment variables from .env or any io.Reader in Go.
• go-trigger star:230 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
• grofer star:226 A system and resource monitoring tool written in Golang!
• wifiqr star:219 Wi-Fi QR Code Generator.
• countries star:194 Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standards.
• pattern-match star:192 Pattern matching libray.
• go-sitemap-generator star:187 XML Sitemap generator written in Go.
• Death star:186 Managing go application shutdown with signals.
• rospo star:185 Simple and reliable ssh tunnels with embedded ssh server in Golang.
• toolbox star:184 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
• go-bind-plugin star:182 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
• rerun star:165 Recompiling and rerunning go apps when source changes.
• moldova star:162 Utility for generating random data based on an input template.
• apm star:161 Process manager for Golang applications with an HTTP API.
• robustly star:154 Runs functions resiliently, catching and restarting panics.
• chyle star:146 Changelog generator using a git repository with multiple configuration possibilities.
• go-bsdiff star:136 Pure Go bsdiff and bspatch libraries and CLI tools.
• onecache star:130 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
• cryptgo star:123 Crytpgo is a TUI based application written purely in Go to monitor and observe cryptocurrency prices in real time!
• nostromo star:123 CLI for building powerful aliases.
• lrserver star:122 LiveReload server for Go.
• cmd star:115 Library for executing shell commands on osx, windows and linux.
• mongo-go-pagination star:110 Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
• sorty star:110 Fast Concurrent / Parallel Sorting.
• filter star:107 provide filtering, sanitizing, and conversion of Go data.
• limiters star:106 Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
• mssqlx star:102 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
• goseaweedfs star:99 SeaweedFS client library with almost full features.
• xferspdy star:94 Xferspdy provides binary diff and patch library in golang.
• goval star:93 Evaluate arbitrary expressions in Go.
• go-health star:92 Health package simplifies the way you add health check to your services.
• mimemagic star:83 Pure Go ultra performant MIME sniffing library/utility.
• go-lock star:82 go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
• repeat star:81 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
• pm star:78 Process (i.e. goroutine) manager with an HTTP API.
• pgo star:73 Convenient functions for PHP community.
• netbug star:71 Easy remote profiling of your services.
• handy star:70 Many utilities and helpers like string handlers/formatters and validators.
• UNIS star:70 Common Architecture™ for String Utilities in Go.
• countries star:68 All you need when you are working with countries in Go.
• goreadability star:68 Webpage summary extractor using Facebook Open Graph and arc90's readability.
• multitick star:64 Multiplexor for aligned tickers.
• go-astitodo star:60 Parse TODOs in your GO code.
• minquery star:60 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
• retry star:58 Simple and easy retry mechanism package for Go.
• golog star:57 Easy and lightweight CLI tool to time track your tasks.
• copy-pasta star:50 Universal multi-workstation clipboard that uses S3 like backend for the storage.
• dbt star:50 A framework for running self-updating signed binaries from a central, trusted repository.
• beyond star:49 The Go tool that will drive you to the AOP world!
• golarm star:49 Fire alarms with system events.
• slice star:49 Type-safe functions for common Go slice operations.
• goback star:47 Go simple exponential backoff package.
• intrinsic star:45 Use x86 SIMD without writing any assembly code.
• retry-go star:45 Retrying made simple and easy for golang.
• go-httpheader star:43 Go library for encoding structs into Header fields.
• set star:42 Performant and flexible struct mapping and loose type conversion.
• shutdown star:42 App shutdown hooks for os.Signal handling.
• scan star:41 Scan sql rows into any type powered by generics.
• slicer star:40 Makes working with slices easier.
• backscanner star:39 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
• equalizer star:39 Quota manager and rate limiter collection for Go.
• gpath star:39 Library to simplify access struct fields with Go's expression in reflection.
• sshman star:39 SSH Manager for authorized_keys files on multiple remote servers.
• gostrutils star:38 Collections of string manipulation and conversion functions.
• evaluator star:35 Evaluate an expression dynamically based on s-expression. It's simple and easy to extend.
• myhttp star:35 Simple API to make HTTP GET requests with timeout support.
• rclient star:33 Readable, flexible, simple-to-use client for REST APIs.
• pointer star:32 Package pointer contains helper routines for simplifying the creation of optional fields of basic type.
• tome star:31 Tome was designed to paginate simple RESTful APIs.
• throttle star:30 Throttle is an object that will perform exactly one action per duration.
• cvt star:29 Easy and safe convert any value to another type.
• copy star:28 Package for fast copying structs of different types.
• generate star:28 runs go generate recursively on a specified path or environment variable and can filter by regex.
• ghokin star:28 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
• ugo star:27 ugo is slice toolbox with concise syntax for Go.
• goplaceholder star:25 a small golang lib to generate placeholder images.
• mimesniffer star:25 A MIME type sniffer for Go.
• structs star:21 Implement simple functions to manipulate structs.
• ctxutil star:20 A collection of utility functions for contexts.
• graterm star:20 Provides primitives to perform ordered (sequential/concurrent) GRAceful TERMination (aka shutdown) in Go application.
• ptr star:19 Package that provide functions for simplified creation of pointers from constants of basic types.
• go-convert star:18 Package go-convert enables you to convert a value into another type.
• dlog star:17 Compile-time controlled logger to make your release smaller without removing debug calls.
• filler star:17 small utility to fill structs using "fill" tag.
• jsend star:17 JSend's implementation written in Go.
• okrun star:16 go run error steamroller.
• rest-go star:16 A package that provide many helpful methods for working with rest api.
• go-type star:15 Library providing Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.
• command star:14 Command pattern for Go with thread safe serial and parallel dispatcher.
• go-problemdetails star:14 Go package for working with Problem Details.
• retry star:12 A pretty simple library to ensure your work to be done.
• silk star:12 Read silk netflow files.
• go-actuator star:10 Production ready features for Go based web frameworks.
• go-countries star:10 Lightweight lookup over ISO-3166 codes.
• statiks star:10 Fast, zero-configuration, static HTTP filer server.
• blank star:9 Verify or remove blanks and whitespace from strings.
• bleep star:9 Perform any number of actions on any set of OS signals in Go.
• go-clip star:9 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.
• go-pkg star:7 A go toolkit.
• nfdump star:7 Read nfdump netflow files.
• loncha star:6 A high-performance slice Utilities.
• lets-go star:5 Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
• olaf star:5 Twitter Snowflake implemented in Go.
• reflectutils star:4 Helpers for working with reflection: struct tag parsing; recursive walking; fill value from string.
• tik star:4 Simple and easy timing wheel package for Go.
• goctx star:3 Get your context value with high performance.
• objwalker star:2 Walk by go objects with reflection.

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UUID

Libraries for working with UUIDs.

• uuid star:3954 Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
• xid star:3070 Xid is a globally unique id generator library, ready to be safely used directly in your server code.
• ulid star:2915 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
• uniq No hassle safe, fast unique identifiers with commands.
• uuid star:1208 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
• wuid star:476 An extremely fast unique number generator, 10-135 times faster than UUID.
• sno star:72 Compact, sortable and fast unique IDs with embedded metadata.
• nanoid star:55 A tiny and efficient Go unique string ID generator.
• goid star:35 Generate and Parse RFC4122 compliant V4 UUIDs.
• gouid star:18 Generate cryptographically secure random string IDs with just one allocation.
• uuid star:15 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.

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Validation

Libraries for validation.

• validator star:11732 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
• govalidator star:5533 Validators and sanitizers for strings, numerics, slices and structs.
• ozzo-validation star:2949 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:1161 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
• validate star:798 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
• checkdigit star:95 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
• terraform-validator star:79 A norms and conventions validator for Terraform.
• validate star:78 This package provides a framework for writing validations for Go applications.
• jio star:71 jio is a json schema validator similar to joi.
• gody star:63 🎈 A lightweight struct validator for Go.
• govalid star:31 Fast, tag-based validation for structs.
• Validator star:4 A lightweight model validator written in Go.Contains VFs:Min, Max, MinLength, MaxLength, Length, Enum, Regex.
• valix Go package for validating requests

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Version Control

Libraries for version control.

• go-git star:3996 highly extensible Git implementation in pure Go.
• hercules star:1820 gaining advanced insights from Git repository history.
• git2go star:1803 Go bindings for libgit2.
• gh star:79 Scriptable server and net/http middleware for GitHub Webhooks.
• go-vcs star:74 manipulate and inspect VCS repositories in Go.
• githooks star:52 Per-repo and shared Git hooks with version control and auto update.
• froggit-go star:21 Froggit-Go is a Go library, allowing to perform actions on VCS providers.
• hgo star:14 Hgo is a collection of Go packages providing read-access to local Mercurial repositories.
• cli An open-source GitLab command line tool bringing GitLab's cool features to your command line.

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Video

Libraries for manipulating video.

• goav star:1935 Comprehensive Go bindings for FFmpeg.
• m3u8 star:974 Parser and generator library of M3U8 playlists for Apple HLS.
• gmf star:808 Go bindings for FFmpeg av* libraries.
• go-astits star:444 Parse and demux MPEG Transport Streams (.ts) natively in GO.
• go-astisub star:417 Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
• libvlc-go star:322 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
• gortsplib star:319 Pure Go RTSP server and client library.
• gst star:166 Go bindings for GStreamer.
• v4l star:70 Video capture library for Linux, written in Go.
• libgosubs star:20 Subtitle format support for go. Supports .srt, .ttml, and .ass.
• go-mpd star:14 Parser and generator library for MPEG-DASH manifest files.
• go-m3u8 star:7 Parser and generator library for Apple m3u8 playlists. Actively maintained version of quangngotan95/go-m3u8 with improvements and latest HLS playlist parsing compatibility.

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Web Frameworks

Full stack web frameworks.

• Gin star:64135 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:29052 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:24139 High performance, minimalist Go web framework.
• Fiber star:23129 An Express.js inspired web framework build on Fasthttp.
• Revel star:12758 High-productivity web framework for the Go language.
• Goa star:4920 Goa provides a holistic approach for developing remote APIs and microservices in Go.
• Gizmo star:3659 Microservice toolkit used by the New York Times.
• go-json-rest star:3508 Quick and easy way to setup a RESTful JSON API.
• Macaron star:3333 Macaron is a high productive and modular design web framework in Go.
• Hertz star:2416 A high-performance and strong-extensibility Go HTTP framework that helps developers build microservices.
• utron star:2219 Lightweight MVC framework for Go(Golang).
• Goyave star:1193 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.
• Atreugo star:953 High performance and extensible micro web framework with zero memory allocations in hot paths.
• tango star:834 Micro & pluggable web framework for Go.
• Gearbox star:686 A web framework written in Go with a focus on high performance and memory optimization.
• Aero star:503 High-performance web framework for Go, reaches top scores in Lighthouse.
• gongular star:451 Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
• Air star:419 An ideally refined web framework for Go.
• neo star:418 Neo is minimal and fast Go Web Framework with extremely simple API.
• Flamingo Commerce star:372 Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
• mango star:370 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
• Flamingo star:326 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.
• rk-boot star:321 A bootstrapper library for building enterprise go microservice with Gin and gRPC quickly and easily.
• Gondola star:311 The web framework for writing faster sites, faster.
• 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:259 A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
• Ginrpc star:238 Gin parameter automatic binding tool,gin rpc tools.
• uAdmin star:210 Fully featured web framework for Golang, inspired by Django.
• hiboot star:180 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.
• appy star:128 An opinionated productive web framework that helps scaling business easier.
• go-rest star:125 Small and evil REST framework for Go.
• Microservice star:106 The framework for the creation of microservices, written in Golang.
• patron star:99 Patron is a microservice framework following best cloud practices with a focus on productivity.
• rux star:83 Simple and fast web framework for build golang HTTP applications.
• vox star:79 A golang web framework for humans, inspired by Koa heavily.
• Golax star:76 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:66 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
• Fireball star:59 More "natural" feeling web framework.
• goa star:47 goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware.
• GoTuna star:42 Minimalistic web framework for Go with mux router, middlewares, sessions, templates, embedded views and static files.
• goweb star:33 Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS.
• Resoursea star:33 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:33 Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
• Banjo star:20 Very simple and fast web framework for Go.
• anoweb star:5 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:2317 Rate limit HTTP request handler.
• CORS star:2227 Easily add CORS capabilities to your API.
• Limiter star:1660 Dead simple rate limit middleware for Go.
• go-server-timing star:842 Add/parse Server-Timing header.
• go-fault star:470 Fault injection middleware for Go.
• ln-paywall star:131 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
• XFF star:94 Handle X-Forwarded-For header and friends.
• rk-grpc star:53 Middleware for gRPC with logging, metrics, auth, tracing etc.
• formjson star:38 Transparently handle JSON input as a standard form POST.
• rk-gin star:38 Middleware for Gin framework with logging, metrics, auth, tracing etc.
• client-timing star:21 An HTTP client for Server-Timing header.
• echo-middleware star:12 Middleware for Echo framework with logging and metrics.
• mid star:5 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:7265 Idiomatic HTTP middleware for Golang.
• alice star:2678 Painless middleware chaining for Go.
• render star:1687 Go package for easily rendering JSON, XML, and HTML template responses.
• stats star:586 Go middleware that stores various information about your web application.
• interpose star:296 Minimalist net/http middleware for golang.
• renderer star:247 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:101 Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
• rye star:98 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
• mediary star:81 add interceptors to http.Client to allow dumping/shaping/tracing/... of requests/responses.
• chain star:65 Handler wrapper chaining with scoped data (net/context-based "middleware").
• go-wrap Small middlewares package for net/http.
• catena star:9 http.Handler wrapper catenation (same API as "chain").

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Routers

• mux star:17629 Powerful URL router and dispatcher for golang.
• httprouter star:14615 High performance router. Use this and the standard http handlers to form a very high performance web framework.
• chi star:12526 Small, fast and expressive HTTP router built on net/context.
• gocraft/web star:1481 Mux and middleware package in Go.
• Bone star:1286 Lightning Fast HTTP Multiplexer.
• Goji star:913 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
• fasthttprouter star:871 High performance router forked from httprouter. The first router fit for fasthttp.
• httptreemux star:562 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
• xujiajun/gorouter star:532 A simple and fast HTTP router for Go.
• ozzo-routing star:442 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
• lars star:390 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
• Siesta star:353 Composable framework to write middleware and handlers.
• vestigo star:267 Performant, stand-alone, HTTP compliant URL Router for go web applications.
• gowww/router star:165 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
• GoRouter star:137 GoRouter is a Server/API micro framework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
• pure star:131 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
• alien star:123 Lightweight and fast http router from outer space.
• Bxog star:105 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.
• violetear star:105 Go HTTP router.
• xmux star:95 High performance muxer based on httprouter with net/context support.
• bellt star:55 A simple Go HTTP router.
• ngamux star:54 Simple HTTP router for Go.
• goblin star:43 A golang http router based on trie tree.
• FastRouter star:22 a fast, flexible HTTP router written in Go.
• GoLobby/Router star:20 GoLobby Router is a lightweight yet powerful HTTP router for the Go programming language.
• goroute star:8 Simple yet powerful HTTP request multiplexer.
• nchi star:8 chi-like router built on httprouter with dependency injection based middleware wrappers

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WebAssembly

• tinygo star:11795 Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
• dom star:466 DOM library.
• go-canvas star:179 Library to use HTML5 Canvas, with all drawing within go code.
• wasmbrowsertest star:131 Run Go WASM tests in your browser.
• webapi star:126 Bindings for DOM and HTML generated from WebIDL.
• vert star:78 Interop between Go and JS values.

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Windows

• go-ole star:917 Win32 OLE implementation for golang.
• d3d9 star:134 Go bindings for Direct3D9.
• gosddl star:9 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:607 Generate a Go struct from XML.
• xpath star:522 XPath package for Go.
• xquery star:156 XQuery lets you extract data from HTML/XML documents using XPath expression.
• xml2map star:43 XML to MAP converter written Golang.
• xmlwriter star:22 Procedural XML generation API based on libxml2's xmlwriter module.
• XML-Comp star:19 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:2688 Container Signing, Verification and Storage in an OCI registry.
• Spire star:1292 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:67 Go implementation of the in-toto (provides a framework to protect the integrity of the software supply chain) python reference implementation.
• Spiffe-Vault star:46 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:3972 Golint is a linter for Go source code.
• errcheck star:1933 Errcheck is a program for checking for unchecked errors in Go programs.
• go-critic star:1426 source code linter that brings checks that are currently not implemented in other linters.
• GoPlantUML star:1161 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.
• gcvis star:1070 Visualise Go program GC trace data in real time.
• php-parser star:895 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:662 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:630 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:601 An easy way to find outdated dependencies of your Go projects.
• golines star:491 Formatter that automatically shortens long lines in Go code.
• todocheck star:392 Static code analyser which links TODO comments in code with issues in your issue tracker.
• unconvert star:342 Remove unnecessary type conversions from Go source.
• unused unused checks Go code for unused constants, variables, functions and types.
• dupl star:299 Tool for code clone detection.
• tickgit star:288 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:176 Checks recent changes to a Go project for backwards incompatible changes.
• go-checkstyle star:122 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:67 Run linters as part of go test.
• validate star:60 Automatically validates struct fields with tags.
• go-outdated star:44 Console application that displays outdated packages.
• ChainJacking star:36 Find which of your Go lang direct GitHub dependencies is susceptible to ChainJacking attack.
• asty star:32 Converts golang AST to JSON and JSON to AST.
• usestdlibvars star:30 A linter that detect the possibility to use variables/constants from the Go standard library.
• tarp star:15 tarp finds functions and methods without direct unit tests in Go source code.
• golang-ifood-sdk star:10 iFood API SDK.

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Editor Plugins

Plugin for text editors and IDEs.

• vim-go star:15028 Go development plugin for Vim.
• gocode star:4987 Autocompletion daemon for the Go programming language.
• GoSublime star:3434 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
• vscode-go star:3027 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:1279 Go mode for GNU/Emacs.
• coc-go language server extension for Vim/Neovim star:502 This plugin adds gopls features to Vim/Neovim.
• goimports-reviser star:220 Formatting tool for imports.
• goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
• Watch star:196 Runs a command in an acme win on file changes.
• vim-compiler-go star:88 Vim plugin to highlight syntax errors on save.
• go-language-server star:32 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:5 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:4281 Generate Go tests from your source code.
• genny star:1659 Elegant generics for Go.
• re2dfa star:195 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:193 XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
• hasgo star:121 Generate Haskell inspired functions for your slices.
• gonerics star:116 Idiomatic Generics in Go.
• gocontracts star:87 brings design-by-contract to Go by synchronizing the code with the documentation.
• gounit star:64 Generate Go tests using your own templates.
• generic star:45 flexible data type for Go.
• godal star:14 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:8101 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
• OctoLinker star:5062 Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
• go-callvis star:4468 Visualize call graph of your Go program using dot format.
• depth star:796 Visualize dependency trees of any package by analyzing imports.
• richgo star:739 Enrich go test outputs with text decorations.
• rts star:235 RTS: response to struct. Generates Go structs from server responses.
• godbg star:187 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:154 Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
• roumon star:123 Monitor current state of all active goroutines via a command line interface.
• gothanks star:115 GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
• colorgo star:111 Wrapper around go command for colorized go build output.
• go-james star:56 Go project skeleton creator, builds and tests your projects without the manual setup.
• igo star:55 An igo to go transpiler (new language features for Go language!)
• go-pkg-complete star:41 Bash completion for go and wgo.
• generator-go-lang star:25 A Yeoman generator to get new Go projects started.
• gotestdox star:22 Show Go test results as readable sentences.
• docs star:14 Automatically generate RESTful API documentation for GO projects - aligned with Open API Specification standard.
• modver star:3 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:93492 Container Cluster Manager from Google.
• Moby star:64465 Collaborative project for the container ecosystem to assemble container-based systems.
• traefik star:40304 Reverse proxy and load balancer with support for multiple backends.
• Gitea star:33136 Fork of Gogs, entirely community driven.
• gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
• Vegeta star:20407 HTTP load testing tool and library. It's over 9000!
• Hey star:14512 Hey is a tiny program that sends some load to a web application.
• Packer star:14041 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
• webhook star:8353 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:7930 GVM provides an interface to manage Go versions.
• ko star:5255 Command line tool for building and deploying Go applications on Kubernetes
• Ddosify star:5061 High-performance load testing tool, written in Golang.
• gaia star:4850 Build powerful pipelines in any programming language.
• gox star:4386 Dead simple, no frills Go cross compile tool.
• Mizu star:4187 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:3813 Fast cross-platform HTTP benchmarking tool.
• bosun star:3316 Time Series Alerting Framework.
• Pomerium star:3286 Pomerium is an identity-aware access proxy.
• script star:3081 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
• kala star:1918 Simplistic, modern, and performant job scheduler.
• fac star:1786 Command-line user interface to fix git merge conflicts.
• goxc star:1683 build tool for Go, with a focus on cross-compiling and packaging.
• StatusOK star:1572 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:1353 Blazing fast S3 and local filesystem execution tool.
• s3gof3r star:1126 Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
• ghorg star:1118 Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, Gitea, and Bitbucket.
• go-selfupdate star:1084 Enable your Go applications to self update.
• Fleet device management star:963 Lightweight, programmable telemetry for servers and workstations.
• skm star:833 SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
• Scaleway-cli star:785 Manage BareMetal Servers from Command Line (as easily as with Docker).
• uTask star:783 Automation engine that models and executes business processes declared in yaml.
• kwatch star:689 Monitor & detect crashes in your Kubernetes(K8s) cluster instantly.
• cassowary star:627 Modern cross-platform HTTP load-testing tool written in Go.
• kool star:617 Command line tool for managing Docker environments as an easy way.
• aurora star:569 Cross-platform web-based Beanstalkd queue server console.
• govvv star:531 “go build” wrapper to easily add version information into Go binaries.
• Pewpew star:360 Flexible HTTP command line stress tester.
• jcli star:339 Jenkins CLI allows you manage your Jenkins as an easy way.
• gonative star:333 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.
• trubka star:326 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:307 REST server for accessing MongoDB documents and meta data.
• lstags star:296 Tool and API to sync Docker images across different registries.
• Balerter star:278 A self-hosted script-based alerting manager.
• manssh star:274 manssh is a command line tool for managing your ssh alias config easily.
• easyssh-proxy star:264 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
• dogo star:253 Monitoring changes in the source file and automatically compile and run (restart).
• godbg star:227 Web-based gdb front-end application.
• Gogs A Self Hosted Git Service in the Go Programming Language.
• terraform-provider-openapi star:220 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:210 A simple tool for API load testing and batch jobs.
• gobrew star:193 gobrew lets you easily switch between multiple versions of go.
• abbreviate star:191 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:187 Command line tool for inspecting kafka topics/partitions/messages.
• ostent star:175 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
• grapes star:158 Lightweight tool designed to distribute commands over ssh with ease.
• winrm-cli star:144 Cli tool to remotely execute commands on Windows machines.
• Dockerfile-Generator star:140 A go library and an executable that produces valid Dockerfiles using various input channels.
• s3-proxy star:139 S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
• drone-scp star:113 Copy files and artifacts via SSH using a binary, docker or Drone CI.
• Mantil star:96 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-furnace star:94 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
• go-rocket-update star:73 A simple way to make self updating Go applications - Supports Github and Gitlab.
• Dropship star:62 Tool for deploying code via cdn.
• drone-jenkins star:35 Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
• docker-go-mingw star:34 Docker image for building Go binaries for Windows with MinGW toolchain.
• Rodent star:33 Rodent helps you manage Go versions, projects and track dependencies.
• awsenv star:31 Small binary that loads Amazon (AWS) environment variables for a profile.
• lwc star:27 A live-updating version of the UNIX wc command.
• httpref star:26 httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports.
• DepCharge star:23 Helps orchestrating the execution of commands across the many dependencies in larger projects.
• aptly star:9 aptly is a Debian repository management tool.
• sg star:8 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.
• wait-for star:5 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:21107 Easily and securely send files or folders from one computer to another.
• Docker Open platform for distributed applications for developers and sysadmins.
• restic star:18407 De-duplicating backup program.
• Gor star:16301 Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
• Seaweed File System star:15789 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
• Comcast star:9764 Simulate bad network connections.
• toxiproxy star:8654 Proxy to simulate network and system conditions for automated tests.
• tsuru Extensible and open source Platform as a Service software.
• confd star:7935 Manage local application configuration files using templates and data from etcd or consul.
• LiteIDE star:7025 LiteIDE is a simple, open source, cross-platform Go IDE.
• drive star:6470 Google Drive client for the commandline.
• nes star:5119 Nintendo Entertainment System (NES) emulator written in Go.
• Duplicacy star:4344 A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
• scc star:3914 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
• myLG star:2605 Command Line Network Diagnostic tool written in Go.
• GoBoy star:2482 Nintendo Game Boy Color emulator written in Go.
• Stack Up star:2369 Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
• lgo star:2273 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.
• blocky star:2014 Fast and lightweight DNS proxy as ad-blocker for local network with many features.
• Circuit star:1963 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.
• Documize star:1714 Modern wiki software that integrates data from SaaS tools.
• borg star:1561 Terminal based search engine for bash snippets.
• Plik star:1101 Plik is a temporary file upload system (Wetransfer like) in Go.
• shell2http star:1020 Executing shell commands via http server (for prototyping or remote control).
• vFlow star:932 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
• Go Package Store star:889 App that displays updates for the Go packages in your GOPATH.
• peg star:879 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
• Leaps star:730 Pair programming service using Operational Transforms.
• gfile star:686 Securely transfer files between two computers, without any third party, over WebRTC.
• Guora star:613 A self-hosted Quora like web application written in Go.
• Gebug star:612 A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
• sake star:570 sake is a command runner for local and remote hosts.
• gocc star:543 Gocc is a compiler kit for Go written in Go.
• mockingjay star:524 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:454 Video streaming torrent client.
• goblin Golang binaries in a curl, built by goblins.
• Gokapi star:452 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.
• ipe star:358 Open source Pusher server implementation compatible with Pusher client libraries written in GO.
• ide star:353 Browser accessible IDE. Designed for Go with Go.
• woke star:352 Detect non-inclusive language in your source code.
• tcpprobe star:329 TCP tool for network performance and path monitoring, including socket statistics.
• wellington star:300 Sass project management tool, extends the language with sprite functions (like Compass).
• Cherry star:285 Tiny webchat server in Go.
• Neo-cowsay star:232 🐮 cowsay is reborn. for a New Era.
• tcpdog star:211 eBPF based TCP observability.
• joincap star:178 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:174 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:140 CLI & API for folder-based functions in Vault like copy, move, and search.
• stew star:108 An independent package manager for compiled binaries.
• syncthing Open, decentralized file synchronization tool and protocol.
• crawley star:106 Web scraper/crawler for cli.
• dp star:86 Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
• boxed star:78 Dropbox based blog engine.
• naclpipe star:23 Simple NaCL EC25519 based crypto pipe tool written in Go.
• term-quiz star:23 Quizzes for your terminal.
• Snitch star:16 Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
• GoDocTooltip star:13 Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
• hoofli star:5 Generate PlantUML diagrams from Chrome or Firefox network inspections.
• hugo Fast and Modern Static Website Engine.
• protoncheck star:4 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:1772 Go web framework benchmark.
• go-http-routing-benchmark star:1598 Go HTTP request router benchmark and comparison.
• go_serialization_benchmarks star:1368 Benchmarks of Go serialization methods.
• skynet star:1019 Skynet 1M threads microbenchmark.
• speedtest-resize star:225 Compare various Image resize algorithms for the Go language.
• go-benchmarks star:146 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:95 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:58 Benchmarks of common basic operations for the Go language.
• kvbench star:25 Key/Value database benchmark.
• go-benchmark-app star:24 Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
• go-ml-benchmarks star:24 benchmarks for machine learning inference in Go.
• go-json-benchmark star:8 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
• Black Hat Go Go programming for hackers and pentesters.
• 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.
• Creative DIY Microcontroller Project With TinyGo and WebAssembly An introduction into the TinyGo compiler with projects involving Arduino and WebAssembly.
• Effective Go: Elegant, efficient, and testable code Unlock Go’s unique perspective on program design, and start writing simple, maintainable, and testable Go code.
• 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: Tests A guide to testing 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 AST Book (Chinese) star:4732 A book focusing on Go go/* packages.
• Go 101 A book focusing on Go syntax/semantics and all kinds of details.
• Go Bootcamp
• GoBooks star:13228 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:2584 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:57 Go gopher Vector Data [.ai, .svg].
• gopher-stickers
• gophericons
• gophers star:2946 Free gophers.
• gophers star:2716 Gopher artworks by Ashley McNamara.
• gopherize.me star:604 Gopherize yourself.
• gophers star:107 Gopher amigurumi toy pattern.
• gophers star:57 random gopher graphics.
• gophers star:19 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:29492 List of other amazingly awesome lists.
• Awesome Remote Job star:23381 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
• Awesome Golang Workshops star:476 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 @LibHunt Your go-to Go Toolbox.
• awesome-go-extra star:19 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.
• Explore Go Libraries & Projects Discover & find a curated list of popular & new Go libraries, top authors, trending project kits, discussions, tutorials & learning resources on kandi.
• 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.
• 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:41143 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.
• 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:7071 Go's reference card.
• Go database/sql tutorial Introduction to database/sql.
• Ethereum Development with Go star:1479 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.
• 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.
• Go in 7 days star:106 Learn everything about Go in 7 days (from a Nodejs developer).
• Go Language Tutorial Learn Go language Tutorial.
• Go Tutorial Learn Go programming.
• Design Patterns in Go star:85 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:20405 Curated list of Go design patterns, recipes and idioms.
• Learn Go with TDD star:18671 Learn Go with test-driven development.
• Learning Go by examples Serie of article in order to learn Golang language by concrete applications as example.
• Microservices with Go Dive deep into building microservices using Go, including gRPC.
• 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:16294 Learn Go with thousands of examples, exercises, and quizzes.
• go-clean-template star:3797 Clean Architecture template for Golang services.
• Golang for Node.js Developers star:3225 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.
• GopherCoding 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:537 An opinionated guideline to structure & develop a Go web application/service.
• The world’s easiest introduction to WebAssembly with Golang
• W3basic Go Tutorials W3Basic provides an in-depth tutorial and well-organized content to learn Golang programming.
• Working with Go star:1161 Intro to go for experienced programmers.
• Your basic Go Huge collection of tutorials and how to's.

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