Awesome Go

This project is awesome-go Chinese version, last sync time : 2022-04-09 07:20:51(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

We use the Golang Bridge community slack for instant communication, follow the form here to join.

Sponsorships:

Special thanks to

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

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

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

Contributing:

Please take a quick gander at the contribution guidelines first. Thanks to all contributors; you rock!

If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file. Thank you!

Contents

• Awesome Go
  • Contents
  • Audio and Music
  • Authentication and OAuth
  • Blockchain
  • Bot Building
  • Build Automation
  • Command Line
    • Advanced Console UIs
    • Standard CLI
  • Configuration
  • Continuous Integration
  • CSS Preprocessors
  • Data Structures and Algorithms
    • Bit-packing and Compression
    • Bit Sets
    • Bloom and Cuckoo Filters
    • Data Structure and Algorithm Collections
    • Iterators
    • Maps
    • Miscellaneous Data Structures and Algorithms
    • Nullable Types
    • Queues
    • Sets
    • Text Analysis
    • Trees
    • Pipes
  • Database
    • Caches
    • Databases Implemented in Go
    • Database Schema Migration
    • Database Tools
    • SQL Query Builders
  • Database Drivers
    • Interfaces to Multiple Backends
    • Relational Database Drivers
    • NoSQL Database Drivers
    • Search and Analytic Databases
  • Date and Time
  • Distributed Systems
  • Dynamic DNS
  • Email
  • Embeddable Scripting Languages
  • Error Handling
  • File Handling
  • Financial
  • Forms
  • Functional
  • Game Development
  • Generators
  • Geographic
  • Go Compilers
  • Goroutines
  • GUI
  • Hardware
  • Images
  • IoT (Internet of Things)
  • Job Scheduler
  • JSON
  • Logging
  • Machine Learning
  • Messaging
  • Microsoft Office
    • Microsoft Excel
  • Miscellaneous
    • Dependency Injection
    • Project Layout
    • Strings
    • Uncategorized
  • Natural Language Processing
    • Language Detection
    • Morphological Analyzers
    • Slugifiers
    • Tokenizers
    • Translation
    • Transliteration
  • Networking
    • HTTP Clients
  • OpenGL
  • ORM
  • Package Management
  • Performance
  • Query Language
  • Resource Embedding
  • Science and Data Analysis
  • Security
  • Serialization
  • Server Applications
  • Stream Processing
  • Template Engines
  • Testing
  • Text Processing
    • Formatters
    • Markup Languages
    • Parsers/Encoders/Decoders
    • Regular Expressions
    • Sanitation
    • Scrapers
    • RSS
    • Utility/Miscellaneous
  • Third-party APIs
  • Utilities
  • UUID
  • Validation
  • Version Control
  • Video
  • Web Frameworks
    • Middlewares
      • Actual middlewares
      • Libraries for creating HTTP middlewares
    • Routers
  • WebAssembly
  • Windows
  • XML
  • Zero Trust
  • Code Analysis
  • Editor Plugins
  • Go Generate Tools
  • Go Tools
  • Software Packages
    • DevOps Tools
    • Other Software
• Resources
  • Benchmarks
  • Conferences
  • E-Books
    • E-books for purchase
    • Free e-books
  • Gophers
  • Meetups
  • Style Guides
  • Social Media
    • Twitter
    • Reddit
  • Websites
    • Tutorials

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Audio and Music

Libraries for manipulating audio.

• Oto star:973 A low-level library to play sound on multiple platforms.
• PortAudio star:499 Go bindings for the PortAudio audio I/O library.
• music-theory star:387 Music theory models in Go.
• id3v2 star:238 ID3 decoding and encoding library for Go.
• GoAudio star:217 Native Go Audio Processing Library.
• flac star:203 Native Go FLAC encoder/decoder with support for FLAC streams.
• malgo star:170 Mini audio library.
• gaad star:97 Native Go AAC bitstream parser.
• minimp3 star:75 Lightweight MP3 decoder library.
• gosamplerate star:17 libsamplerate bindings for go.

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Authentication and OAuth

Libraries for implementing authentications schemes.

• casbin star:11664 Authorization library that supports access control models like ACL, RBAC, ABAC.
• oauth2 star:4102 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
• goth star:3595 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
• authboss star:3026 Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure, and start building your app without having to build an authentication system each time.
• go-jose star:1903 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
• loginsrv star:1853 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
• osin star:1724 Golang OAuth2 server library.
• gologin star:1510 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
• gorbac star:1272 provides a lightweight role-based access control (RBAC) implementation in Golang.
• scs star:1074 Session Manager for HTTP servers.
• paseto star:590 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
• permissions2 star:451 Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
• go-guardian star:357 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:329 Safe, simple and fast JSON Web Tokens for Go.
• jwt star:283 Lightweight JSON Web Token (JWT) library.
• jeff star:237 Simple, flexible, secure and idiomatic web session management with pluggable backends.
• jwt-auth star:213 JWT middleware for Golang http servers with many configuration options.
• otpgen star:118 Library to generate TOTP/HOTP codes.
• sessionup star:114 Simple, yet effective HTTP session management and identification package.
• session star:107 Go session management for web servers (including support for Google App Engine - GAE).
• sjwt star:97 Simple jwt generator and parser.
• rbac star:96 Minimalistic RBAC package for Go applications.
• sessions star:64 Dead simple, highly performant, highly customizable sessions service for go http servers.
• securecookie star:55 Efficient secure cookie encoding/decoding.
• go-email-normalizer star:41 Golang library for providing a canonical representation of email address.
• branca star:31 branca token specification implementation for Golang 1.15+.
• otpgo star:31 Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
• scope star:21 Easily Manage OAuth2 Scopes In Go.
• cookiestxt star:12 provides parser of cookies.txt file format.
• sessiongate-go star:10 Go session management using the SessionGate Redis module.

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Blockchain

Tools for building blockchains.

• go-ethereum star:36525 Official Go implementation of the Ethereum protocol.
• tendermint star:4786 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:3753 A Framework for Building Public Blockchains in the Cosmos Ecosystem.
• gossamer star:314 A Go implementation of the Polkadot Host.
• solana-go star:256 Go library to interface with Solana JSON RPC and WebSocket interfaces.

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Bot Building

Libraries for building and working with bots.

• telegram-bot-api star:3540 Simple and clean Telegram bot client.
• olivia star:3214 A chatbot built with an artificial neural network.
• telebot star:2473 Telegram bot framework written in Go.
• Kelp star:872 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:736 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
• go-chat-bot star:733 IRC, Slack & Telegram bot written in Go.
• go-joe A general-purpose bot library inspired by Hubot but written in Go.
• slacker star:590 Easy to use framework to create Slack bots.
• tbot star:325 Telegram bot server with API similar to net/http.
• go-sarah star:232 Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
• go-twitch-irc star:222 Library to write bots for twitch.tv chat
• Tenyks star:171 Service oriented IRC bot using Redis and JSON for messaging.
• hanu star:137 Framework for writing Slack bots.
• go-tgbot star:111 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
• echotron star:93 An elegant and concurrent library for Telegram Bots in Go.
• slack-bot star:90 Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...
• margelet star:68 Framework for building Telegram bots.
• ephemeral-roles star:59 A Discord bot for managing ephemeral roles based upon voice channel member presence.
• slackscot star:50 Another framework for building Slack bots.
• larry star:43 Larry 🐦 is a really simple Twitter bot generator that tweets random repositories from Github built in Go.
• govkbot star:38 Simple Go VK bot library.
• telego star:21 Telegram Bot API library for Golang with full one-to-one API implementation.
• micha star:18 Go Library for Telegram bot api.
• teleterm star:7 Telegram Bot Exec Terminal Command.

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Build Automation

Libraries and tools helping with build automation.

• Task star:4927 simple "Make" alternative.
• realize star:4224 Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
• mage star:2943 Mage is a make/rake-like build tool using Go.
• mmake star:1599 Modern Make.
• goyek star:283 Create build pipelines in Go.
• taskctl star:168 Concurrent task runner.
• 1build star:151 Command line tool to frictionlessly manage project-specific commands.
• gaper star:54 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:23 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:11691 Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
• gocui star:8047 Minimalist Go library aimed at creating Console User Interfaces.
• gommon/color Style terminal text.
• go-prompt star:4398 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
• termbox-go star:4273 Termbox is a library for creating cross-platform text-based interfaces.
• pterm star:2546 A library to beautify console output on every platform with many combinable components.
• progressbar star:2392 Basic thread-safe progress bar that works in every OS.
• termdash star:1933 Go terminal dashboard based on termbox-go and inspired by termui.
• uiprogress star:1904 Flexible library to render progress bars in terminal applications.
• asciigraph star:1892 Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
• spinner star:1735 Go package to easily provide a terminal spinner with options.
• mpb star:1640 Multi progress bar for terminal applications.
• uilive star:1438 Library for updating terminal output in realtime.
• aurora star:1182 ANSI terminal colors that supports fmt.Printf/Sprintf.
• gookit/color star:1066 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
• termenv star:992 Advanced ANSI style & color support for your terminal applications.
• uitable star:642 Library to improve readability in terminal apps using tabular data.
• go-isatty star:605 isatty for golang.
• go-colorable star:602 Colorable writer for windows.
• chalk star:396 Intuitive package for prettifying terminal/console output.
• simpletable star:350 Simple tables in terminal with Go.
• yacspin star:327 Yet Another CLi Spinner package, for working with terminal spinners.
• tabby star:314 A tiny library for super simple Golang tables.
• go-colortext star:210 Go library for color output in terminals.
• box-cli-maker star:196 Make Highly Customized Boxes for your CLI.
• cfmt star:83 Contextual fmt inspired by bootstrap color classes.
• tabular star:62 Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
• cfmt star:38 Simple and convenient formatted stylized output fully compatible with fmt library.
• ctc star:37 The non-invasive cross-platform terminal color library does not need to modify the Print method.
• colourize star:25 Go library for ANSI colour text in terminals.
• marker star:25 Easiest way to match and mark strings for colorful terminal outputs.
• table star:18 Small library for terminal color based tables .
• go-ataman star:11 Go library for rendering ANSI colored text templates in terminals.

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Standard CLI

Libraries for building standard or basic Command Line applications.

• cobra star:25976 Commander for modern Go CLI interactions.
• urfave/cli star:17662 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
• elvish star:4688 An expressive programming language and a versatile interactive shell.
• kingpin star:3209 Command line and flag parser supporting sub commands (superseded by kong; see below).
• Dnote star:2260 A simple command line notebook with multi-device sync.
• go-flags star:2196 go command line option parser.
• pflag star:1743 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
• mitchellh/cli star:1491 Go library for implementing command-line interfaces.
• go-arg star:1373 Struct-based argument parsing in Go.
• ops star:956 Unikernel Builder/Orchestrator.
• liner star:885 Go readline-like library for command-line interfaces.
• complete star:825 Write bash completions in Go + Go command bash completion.
• mow.cli star:792 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
• flaggy star:786 A robust and idiomatic flags package with excellent subcommand support.
• cli star:642 Feature-rich and easy to use command-line package based on golang struct tags.
• argparse star:415 Command line argument parser inspired by Python's argparse module.
• climax star:195 Alternative CLI with "human face", in spirit of Go command.
• commandeer star:156 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
• wmenu star:155 Easy to use menu structure for cli applications that prompts users to make choices.
• sflags star:133 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
• flag star:120 Simple but powerful command line option parsing library for Go supporting subcommand.
• job star:112 JOB, make your short-term command as a long-term job.
• ukautz/clif star:111 Small command line interface framework.
• cli star:107 Simple and complete API for building command line interfaces in Go.
• cmdr star:101 A POSIX/GNU style, getopt-like command-line UI Go library.
• env star:90 Tag-based environment configuration for structs.
• clîr star:87 A Simple and Clear CLI library. Dependency free.
• gocmd star:56 Go library for building command line applications.
• hiboot cli cli application framework with auto configuration and dependency injection.
• wlog star:56 Simple logging interface that supports cross-platform color and concurrency.
• acmd star:47 Simple, useful and opinionated CLI package in Go.
• strumt star:45 Library to create prompt chain.
• carapace-bin star:44 Multi-shell multi-command argument completer.
• go-getoptions star:42 Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
• flagvar star:37 A collection of flag argument types for Go's standard flag package.
• carapace star:35 Command argument completion generator for spf13/cobra.
• cmd star:33 Extends the standard flag package to support sub commands and more in idiomatic way.
• argv star:32 Go library to split command line string as arguments array using the bash syntax.
• go-commander star:26 Go library to simplify CLI workflow.
• command-chain star:23 A go library for configure and run command chains - such like pipelining in unix shells.
• go-andotp star:16 A CLI program to encrypt/decrypt andOTP files. Can be used as library as well.
• sand star:16 Simple API for creating interpreters and so much more.
• ts star:13 Timestamp convert & compare tool.
• subcmd star:1 Another approach to parsing and running subcommands. Works alongside the standard flag package.

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Configuration

Libraries for configuration parsing.

• viper star:18833 Go configuration with fangs.
• godotenv star:4773 Go port of Ruby's dotenv library (Loads environment variables from .env).
• kelseyhightower/envconfig star:4048 Go library for managing configuration data from environment variables.
• ini star:2913 Go package to read and write INI files.
• env star:2383 Parse environment variables to Go structs (with defaults).
• koanf star:937 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
• kong star:902 Command-line parser with support for arbitrarily complex command-line structures and additional sources of configuration such as YAML, JSON, TOML, etc (succesor to kingpin).
• konfig star:625 Composable, observable and performant config handling for Go for the distributed processing era.
• cleanenv star:503 Minimalistic configuration reader (from files, ENV, and wherever you want).
• confita star:435 Load configuration in cascade from multiple backends into a struct.
• aconfig star:358 Simple, useful and opinionated config loader.
• gookit/config star:336 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
• config star:299 Cloud native application configuration. Bind ENV to structs in only two lines.
• config star:269 A lightweight yet powerful config package for Go projects.
• hjson star:261 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
• store star:259 Lightweight configuration manager for Go.
• config star:245 JSON or YAML configuration wrapper with environment variables and flags parsing.
• envconfig star:222 Read your configuration from environment variables.
• joshbetz/config star:208 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
• fig star:198 Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
• xdg star:196 Go implementation of the XDG Base Directory Specification and XDG user directories.
• gcfg star:161 read INI-style configuration files into Go structs; supports user-defined types and subsections.
• goConfig star:153 Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
• onion star:101 Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
• harvester star:99 Harvester, a easy to use static and dynamic configuration package supportig seeding, env vars and Consul integration.
• envcfg star:97 Un-marshaling environment variables to Go structs.
• envh star:95 Helpers to manage environment variables.
• configuro star:81 opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
• xdg star:66 Cross platform package that follows the XDG Standard.
• gofigure star:62 Go application configuration made easy.
• 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.
• configure star:56 Provides configuration through multiple sources, including JSON, flags and environment variables.
• configuration star:50 Library for initializing configuration structs from env variables, files, flags and 'default' tag.
• go-aws-ssm star:47 Go package that fetches parameters from AWS System Manager - Parameter Store.
• uConfig star:43 Lightweight, zero-dependency, and extendable configuration management.
• hocon star:39 Configuration library for working with the HOCON(a human-friendly JSON superset) format, supports features like environment variables, referencing other values, comments and multiple files.
• go-up star:37 A simple configuration library with recursive placeholders resolution and no magic.
• ingo star:36 Flags persisted in an ini-like config file.
• mini star:30 Golang package for parsing ini-style configuration files.
• genv star:28 Read environment variables easily with dotenv support.
• conflate star:24 Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
• env star:15 A lightweight package for loading environment variables into structs.
• go-ssm-config star:11 Go utility for loading configuration parameters from AWS SSM (Parameter Store).
• envconf star:10 Configuration from environment.
• ini star:9 INI Parser & Write Library, Unmarshal to Struct,Marshal to Json,Write File,watch file.
• nasermirzaei89/env star:8 Simple useful package for read environment variables.
• go-ini star:7 A Go package that marshals and unmarshals INI-files.
• swap star:5 Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
• typenv star:5 Minimalistic, zero dependency, typed environment variables library.
• piper star:4 Viper wrapper with config inheritance and key generation.
• gonfig star:3 Tag-based configuration parser which loads values from different providers into typesafe struct.
• go-conf star:2 Simple library for application configuration based on annotated structs. It supports reading the configuration from environment variables, config files and command line parameters.

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Continuous Integration

Tools for help with continuous integration.

• drone star:24774 Drone is a Continuous Integration platform built on Docker, written in Go.
• CDS star:3798 Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
• goveralls star:716 Go integration for Coveralls.io continuous code coverage tracking system.
• gotestfmt star:205 go test output for humans.
• overalls star:109 Multi-Package go project coverprofile for tools like goveralls.
• duci star:70 A simple ci server no needs domain specific languages.
• gomason star:53 Test, Build, Sign, and Publish your go binaries from a clean workspace.
• roveralls star:16 Recursive coverage testing tool.

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CSS Preprocessors

Libraries for preprocessing CSS files.

• gcss star:450 Pure Go CSS Preprocessor.
• go-libsass star:185 Go wrapper to the 100% Sass compatible libsass project.

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Data Structures and Algorithms

Bit-packing and Compression

• roaring star:1522 Go package implementing compressed bitsets.
• binpacker star:183 Binary packer and unpacker helps user build custom binary stream.
• encoding star:119 Integer Compression Libraries for Go.
• bit star:117 Golang set data structure with bonus bit-twiddling functions.
• crunch star:55 Go package implementing buffers for handling various datatypes easily.
• go-ef star:20 A Go implementation of the Elias-Fano encoding.
• bingo star:3 Fast, zero-allocation, lexicographical-order-preserving packing of native types to bytes.

Bit Sets

• bitset star:856 Go package implementing bitsets.
• bitmap star:133 Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go.

Bloom and Cuckoo Filters

• bloom star:1502 Go package implementing Bloom filters.
• boomfilters star:1429 Probabilistic data structures for processing continuous, unbounded streams.
• cuckoofilter star:893 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
• cuckoo-filter star:205 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:146 Bloom filters implemented in Go.
• ring star:125 Go implementation of a high performance, thread safe bloom filter.
• bloom star:69 Golang Bloom filter implementation.
• bloomfilter star:9 Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.

Data Structure and Algorithm Collections

• gods star:11277 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
• go-datastructures star:6445 Collection of useful, performant, and thread-safe data structures.
• gostl star:633 Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
• algorithms star:631 Algorithms and data structures.CLRS study.

Iterators

• iter star:155 Go implementation of C++ STL iterators and algorithms.
• goterator star:7 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:24 a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
• dict star:23 Python-like dictionaries (dict) for Go.

Miscellaneous Data Structures and Algorithms

• gota star:2089 Implementation of dataframes, series, and data wrangling methods for Go.
• hyperloglog star:773 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
• go-geoindex star:337 In-memory geo index.
• hilbert star:248 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
• go-rquad star:120 Region quadtrees with efficient point location and neighbour finding.
• conjungo star:103 A small, powerful and flexible merge library.
• count-min-log star:57 Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
• hide star:43 ID type with marshalling to/from hash to prevent sending IDs to clients.
• concurrent-writer star:39 Highly concurrent drop-in replacement for bufio.Writer.
• go-tuple star:19 Generic tuple implementation for Go 1.18+.
• fsm star:15 Finite-State Machine package.
• gofal star:13 fractional api for Go.
• slices star:7 Functions that operate on slices; like package strings but adapted to work with slices.

Nullable Types

• nan star:49 Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
• typ star:30 Null Types, Safe primitive type conversion and fetching value from complex structures.
• null star:24 Nullable Go types that can be marshalled/unmarshalled to/from JSON.

Queues

• deque star:315 Fast ring-buffer deque (double-ended queue).
• goconcurrentqueue star:168 Concurrent FIFO queue.
• memlog star:40 An easy to use, lightweight, thread-safe and append-only in-memory data structure inspired by Apache Kafka.
• deque star:37 A highly optimized double-ended queue.

Sets

• golang-set star:2334 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
• goset star:46 A useful Set collection implementation for Go.
• set star:21 Simple set data structure implementation in Go using LinkedHashMap.
• dsu star:6 Disjoint Set data structure implementation in Go.

Text Analysis

• bleve star:8286 Modern text indexing library for go.
• trie star:582 Trie implementation in Go.
• go-edlib star:316 Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
• go-adaptive-radix-tree star:230 Go implementation of Adaptive Radix Tree.
• levenshtein star:187 Implementation to calculate levenshtein distance in Go.
• levenshtein star:67 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
• ptrie star:20 An implementation of prefix tree.
• mspm star:17 Multi-String Pattern Matching Algorithm for information retrieval.
• parsefields star:6 Tools for parse JSON-like logs for collecting unique fields and events.

Trees

• hashsplit Split byte streams into chunks, and arrange chunks into trees, with boundaries determined by content, not position.
• skiplist star:199 Very fast Go Skiplist implementation.
• skiplist star:77 Skiplist implementation in Go.
• treemap star:18 Generic key-sorted map using a red-black tree under the hood.
• treap star:15 Persistent, fast ordered map using tree heaps.
• merkle star:2 Space-efficient computation of Merkle root hashes and inclusion proofs.

Pipes

• pipeline star:39 An implementation of pipelines with fan-in and fan-out.
• parapipe star:16 FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.
• ordered-concurrently star:13 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:11291 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
• go-cache star:6036 In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
• BigCache star:5580 Efficient key/value cache for gigabytes of data.
• GCache star:1878 Cache library with support for expirable Cache, LFU, LRU and ARC.
• cache2go star:1716 In-memory key:value cache which supports automatic invalidation based on timeouts.
• fastcache star:1417 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
• gocache star:1133 A complete Go cache library with mutiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
• ttlcache star:394 An in-memory cache with item expiration and generics.
• cachego star:166 Golang Cache component for multiple drivers.
• remember-go star:111 A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory).
• cache star:106 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
• bcache star:83 Eventually consistent distributed in-memory cache Go library.
• go-mcache star:83 Fast in-memory key:value store/cache library. Pointer caches.
• couchcache star:57 RESTful caching micro-service backed by Couchbase server.
• timedmap star:42 Map with expiring key-value pairs.
• clusteredBigCache star:41 BigCache with clustering support and individual item expiration.
• gdcache star:9 A pure non-intrusive cache library implemented by golang, you can use it to implement your own distributed cache.
• 2q star:8 2Q in-memory cache implementation.
• ttlcache star:5 In-memory key value storage with TTL for each record.

Databases Implemented in Go

• prometheus star:41837 Monitoring system and time series database.
• tidb star:30925 TiDB is a distributed SQL database. Inspired by the design of Google F1.
• cockroach star:24149 Scalable, Geo-Replicated, Transactional Datastore.
• influxdb star:23280 Scalable datastore for metrics, events, and real-time analytics.
• dgraph star:17876 Scalable, Distributed, Low Latency, High Throughput Graph Database.
• badger star:10627 Fast key-value store in Go.
• Milvus star:9992 Milvus is a vector database for embedding management, analytics and search.
• rqlite star:9861 The lightweight, distributed, relational database built on SQLite.
• immudb star:7363 immudb is a lightweight, high-speed immutable database for systems and applications written in Go.
• VictoriaMetrics star:6071 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
• bbolt star:5421 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:5009 Implementation of the LevelDB key/value database in Go.
• ledisdb star:3839 Ledisdb is a high performance NoSQL like Redis based on LevelDB.
• buntdb star:3696 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
• tiedot star:2661 Your NoSQL database powered by Golang.
• rosedb star:2460 An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.
• nutsdb star:2068 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:1738 A Golang implemented high-performance Redis server and cluster.
• CovenantSQL star:1301 CovenantSQL is a SQL database on blockchain.
• diskv star:1149 Home-grown disk-backed key-value store.
• Databunker star:969 Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
• column star:898 High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.
• eliasdb star:891 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
• pogreb star:883 Embedded key-value store for read-heavy workloads.
• moss star:862 Moss is a simple LSM key-value storage engine written in 100% Go.
• lotusdb star:614 Fast k/v database compatible with lsm and b+tree.
• levigo star:404 Levigo is a Go wrapper for LevelDB.
• pudge star:315 Fast and simple key/value store written using Go's standard library.
• dtf star:260 A distributed transaction manager. Support XA, TCC, SAGA, Reliable Messages.
• Vasto star:236 A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
• piladb star:194 Lightweight RESTful database engine based on stack data structures.
• Scribble star:148 Tiny flat file JSON store.
• clover star:109 A lightweight document-oriented NoSQL database written in pure Golang.
• unitdb star:88 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:54 A simple database management system that stores each table as a text file of line-delimited JSON.
• Coffer star:28 Simple ACID key-value database that supports transactions.
• tempdb star:16 Key-value store for temporary items.

Database Schema Migration

• migrate star:8411 Database migrations. CLI and Golang library.
• goose star:2481 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
• sql-migrate star:2430 Database migration tool. Allows embedding migrations into the application using go-bindata.
• atlas star:1507 A Database Toolkit. A CLI designed to help companies better work with their data.
• skeema star:1010 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:784 A Go package that encodes and decodes Avro data.
• godfish Database migration manager, works with native query language. Support for cassandra, mysql, postgres, sqlite3.
• gormigrate star:750 Database schema migration helper for Gorm ORM.
• darwin star:129 Database schema evolution library for Go.
• migrator star:124 Dead simple Go database migration library.
• go-pg-migrations star:82 A Go package to help write migrations with go-pg/pg.
• avro star:32 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
• sqlize star:31 Database migration generator. Allows generate sql migration from model and existing sql by differ them.
• go-fixtures star:27 Django style fixtures for Golang's excellent built-in database/sql library.
• pravasan star:27 Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
• schema star:16 Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
• migrator star:14 MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.
• go-pg-migrate star:7 CLI-friendly package for go-pg migrations management.

Database Tools

• vitess star:13816 vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
• pgweb star:7252 Web-based PostgreSQL database browser.
• kingshard star:5983 kingshard is a high performance proxy for MySQL powered by Golang.
• orchestrator star:4462 MySQL replication topology manager & visualizer.
• go-mysql-elasticsearch star:3756 Sync your MySQL data into Elasticsearch automatically.
• go-mysql star:3526 Go toolset to handle MySQL protocol and replication.
• pREST star:3169 Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.
• chproxy star:868 HTTP proxy for ClickHouse database.
• pg_timetable star:677 Advanced scheduling for PostgreSQL.
• clickhouse-bulk star:348 Collects small inserts and sends big requests to ClickHouse servers.
• myreplication star:184 MySql binary log replication listener. Supports statement and row based replication.
• octillery star:158 Go package for sharding databases ( Supports every ORM or raw SQL ).
• rdb star:140 Redis RDB file parser for secondary development and memory analysis.
• dbbench star:65 Database benchmarking tool with support for several databases and scripts.
• datagen star:47 A fast data generator that's multi-table aware and supports multi-row DML.
• prep star:31 Use prepared SQL statements without changing your code.
• rwdb star:14 rwdb provides read replica capability for multiple database servers setup.

SQL Query Builders

Libraries for building and using SQL.

• sqlc star:5180 Generate type-safe code from SQL.
• Squirrel star:4694 Go library that helps you build SQL queries.
• xo star:3066 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:1476 Idiomatic SQL builder and query library.
• gendry star:1373 Non-invasive SQL builder and powerful data binder.
• jet star:673 Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
• Dotsql star:620 Go library that helps you keep sql files in one place and use them with ease.
• ozzo-dbx star:552 Powerful data retrieval methods as well as DB-agnostic query building capabilities.
• dbq star:338 Zero boilerplate database operations for Go.
• sqrl star:238 SQL query builder, fork of Squirrel with improved performance.
• Squalus Thin layer over the Go SQL package that makes it easier to perform queries.
• sqlingo star:229 A lightweight DSL to build SQL in Go.
• sq star:154 Type-safe SQL builder and struct mapper for Go.
• igor star:85 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
• buildsqlx star:54 Go database query builder library for PostgreSQL.
• godbal star:53 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
• sqlf star:45 Fast SQL query builder.
• bqb star:29 Lightweight and easy to learn query builder.
• gosql star:21 SQL Query builder with better null values support.
• hasql Library for accessing multi-host SQL database installations.
• qry star:20 Tool that generates constants from files with raw SQL queries.
• mpath star:11 MPTT (Modified Preorder Tree Traversal) package for SQL records - materialized path realisation.
• ormlite star:2 Lightweight package containing some ORM-like features and helpers for sqlite databases.

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Database Drivers

Interfaces to Multiple Backends

• cayley star:14140 Graph database with support for multiple backends.
• gokv star:409 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:24 Datastore connectivity for SQL, NoSQL, structured files.

Relational Database Drivers

• go-sql-driver/mysql star:12074 MySQL driver for Go.
• pq star:7217 Pure Go Postgres driver for database/sql.
• go-sqlite3 star:5563 SQLite3 driver for go that uses database/sql.
• pgx star:5255 PostgreSQL driver supporting features beyond those exposed by database/sql.
• go-mssqldb star:1549 Microsoft MSSQL driver for Go.
• go-oci8 star:584 Oracle driver for go that uses database/sql.
• sqlhooks star:529 Attach hooks to any database/sql driver.
• godror star:346 Oracle driver for Go, using the ODPI-C driver.
• Kivik star:230 Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
• firebirdsql star:168 Firebird RDBMS SQL driver for Go.
• go-adodb star:129 Microsoft ActiveX Object DataBase driver for go that uses database/sql.
• Sqinn-Go star:108 SQLite with pure Go.
• gofreetds star:106 Microsoft MSSQL driver. Go wrapper over FreeTDS.
• avatica star:92 Apache Avatica/Phoenix SQL driver for database/sql.
• bgc star:16 Datastore Connectivity for BigQuery for go.
• pig star:9 Simple pgx wrapper to execute and scan query results easily.

NoSQL Database Drivers

• redis star:13944 Redis client for Golang.
• rueidis Fast Redis RESP3 client with auto pipelining and server-assisted client side caching.
• redigo star:8990 Redigo is a Go client for the Redis database.
• mongo-go-driver star:6571 Official MongoDB driver for the Go language.
• mgo star:1943 (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:1591 Go language driver for RethinkDB.
• qmgo star:844 The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
• mgm star:477 MongoDB model-based ODM for Go (based on official MongoDB driver).
• redeo star:412 Redis-protocol compatible TCP servers/services.
• neoism star:386 Neo4j client for Golang.
• aerospike-client-go star:385 Aerospike client in Go language.
• gocb star:335 Official Couchbase Go SDK.
• go-couchbase star:314 Couchbase client in Go.
• go-rejson star:256 Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
• godis star:102 redis client implement by golang, inspired by jedis.
• Neo4j-GO star:76 Neo4j REST Client in golang.
• arangolite star:70 Lightweight golang driver for ArangoDB.
• go-pilosa star:51 Go client library for Pilosa.
• forestdb star:32 Go bindings for ForestDB.
• goriak star:27 Go language driver for Riak KV.
• neo4j star:27 Neo4j Rest API Bindings for Golang.
• xredis star:18 Typesafe, customizable, clean & easy to use Redis client.
• godscache star:10 A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
• gomemcache memcache client library for the Go programming language.
• asc star:8 Datastore Connectivity for Aerospike for go.
• gocosmos star:8 REST client and standard database/sql driver for Azure Cosmos DB.
• gocql Go language driver for Apache Cassandra.

Search and Analytic Databases

• elastic star:6671 Elasticsearch client for Go.
• go-elasticsearch star:4014 Official Elasticsearch client for Go.
• elastigo star:949 Elasticsearch client library.
• elasticsql star:885 Convert sql to elasticsearch dsl in Go.
• skizze star:84 probabilistic data-structures service and storage.
• goes star:27 Library to interact with Elasticsearch.

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Date and Time

Libraries for working with dates and times.

• now star:3635 Now is a time toolkit for golang.
• carbon star:1789 A simple, semantic and developer-friendly golang package for datetime.
• dateparse star:1663 Parse date's without knowing format in advance.
• carbon star:694 Simple Time extension with a lot of util methods, ported from PHP Carbon library.
• durafmt star:431 Time duration formatting library for Go.
• timeutil star:188 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
• gostradamus star:161 A Go package for working with dates.
• go-persian-calendar star:115 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
• iso8601 star:98 Efficiently parse ISO8601 date-times without regex.
• date star:88 Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
• timespan star:79 For interacting with intervals of time, defined as a start time and a duration.
• go-sunrise star:42 Calculate the sunrise and sunset times for a given location.
• feiertage star:41 Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
• go-str2duration star:39 Convert string to duration. Support time.Duration returned string and more.
• kair star:23 Date and Time - Golang Formatting Library.
• cronrange star:16 Parses Cron-style time range expressions, checks if the given time is within any ranges.
• NullTime star:12 Nullable time.Time.
• tuesday star:11 Ruby-compatible Strftime function.
• strftime star:9 C99-compatible strftime formatter.
• go-week star:7 An efficient package to work with ISO8601 week dates.

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Distributed Systems

Packages that help with building Distributed Systems.

• go-kit star:22764 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
• go-micro star:17996 A distributed systems development framework.
• Kratos star:17215 A modular-designed and easy-to-use microservices framework in Go.
• go-zero star:16426 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.
• grpc-go star:15674 The Go language implementation of gRPC. HTTP/2 based RPC.
• micro star:11027 A distributed systems runtime for the cloud and beyond.
• NATS star:10728 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
• rpcx star:6860 Distributed pluggable RPC service framework like alibaba Dubbo.
• raft star:5798 Golang implementation of the Raft consensus protocol, by HashiCorp.
• raft Go implementation of the Raft consensus protocol, by CoreOS.
• lura star:4977 Ultra performant API Gateway framework with middlewares.
• torrent star:4281 BitTorrent client package.
• dragonboat star:4161 A feature complete and high performance multi-group Raft library in Go.
• emitter-io star:3226 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
• glow star:3049 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
• gleam star:3027 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.
• liftbridge star:2258 Lightweight, fault-tolerant message streams for NATS.
• hprose star:1202 Very newbility RPC Library, support 25+ languages now.
• ringpop-go star:729 Scalable, fault-tolerant application-layer sharding for Go applications.
• rain star:690 BitTorrent client and library.
• redis-lock star:651 Simplified distributed locking implementation using Redis.
• resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
• gorpc star:649 Simple, fast and scalable RPC library for high load.
• go-health star:620 Library for enabling asynchronous dependency health checks in your service.
• arpc star:495 More effective network communication, support two-way-calling, notify, broadcast.
• go-doudou star:495 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.
• go-sundheit star:467 A library built to provide support for defining async service health checks for golang services.
• consistent star:462 Consistent hashing with bounded loads.
• digota star:439 grpc ecommerce microservice.
• dot distributed sync using operational transformation/OT.
• sleuth star:347 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
• go-jump star:339 Port of Google's "Jump" Consistent Hash function.
• dht star:225 BitTorrent Kademlia DHT implementation.
• jsonrpc star:216 JSON-RPC 2.0 HTTP client implementation.
• jsonrpc star:162 The jsonrpc package helps implement of JSON-RPC 2.0.
• outboxer star:72 Outboxer is a go library that implements the outbox pattern.
• pglock PostgreSQL-backed distributed locking implementation.
• pjrpc Golang JSON-RPC Server-Client with Protobuf spec.
• Semaphore star:72 A straightforward (micro) service orchestrator.
• celeriac star:70 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
• doublejump star:70 A revamped Google's jump consistent hash.
• flowgraph star:47 flow-based programming package.
• go-mysql-lock star:40 MySQL based distributed lock.
• drmaa star:38 Job submission library for cluster schedulers based on the DRMAA standard.
• dynamolock DynamoDB-backed distributed locking implementation.
• go-pdu star:38 A decentralized identity-based social network.
• gmsec star:18 A Go distributed systems development framework.
• dynatomic star:14 A library for using DynamoDB as an atomic counter.
• consistenthash star:11 Consistent hashing with configurable replicas.
• failured star:5 adaptive accrual failure detector for distributed systems.

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Dynamic DNS

Tools for updating dynamic DNS records.

• GoDNS star:1020 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
• DDNS star:205 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:9952 Email and SMTP testing with web and API interface.
• hermes star:2454 Golang package that generates clean, responsive HTML e-mails.
• email star:2001 A robust and flexible email library for Go.
• go-imap star:1516 IMAP library for clients and servers.
• chasquid SMTP server written in Go.
• SendGrid star:801 SendGrid's Go library for sending email.
• mailgun-go star:588 Go library for sending mail with the Mailgun API.
• email-verifier star:419 A Go library for email verification without sending any emails.
• go-simple-mail star:287 Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
• go-message star:246 Streaming library for the Internet Message Format and mail messages.
• Hectane star:215 Lightweight SMTP client providing an HTTP API.
• douceur star:211 CSS inliner for your HTML emails.
• mailchain star:115 Send encrypted emails to blockchain addresses written in Go.
• go-premailer star:82 Inline styling for HTML mail in Go.
• go-dkim star:75 DKIM library, to sign & verify email.
• smtp star:71 SMTP server protocol state machine.
• smtpmock star:32 Lightweight configurable multithreaded fake SMTP server. Mimic any SMTP behaviour for your test environment.
• go-email-validator star:23 Modular email validator for syntax, disposable, smtp, etc... checking.
• truemail-go star:8 Configurable Golang email validator/verifier. Verify email via Regex, DNS, SMTP and even more.
• mailx star:2 Mailx is a library that makes it easier to send email via SMTP. It is an enhancement of the golang standard library net/smtp.

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Embeddable Scripting Languages

Embedding other languages inside your go code.

• gopher-lua star:4651 Lua 5.1 VM and compiler written in Go.
• goja star:2823 ECMAScript 5.1(+) implementation in Go.
• tengo star:2652 Bytecode compiled script language for Go.
• expr star:2490 Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
• go-lua star:2309 Port of the Lua 5.2 VM to pure Go.
• go-python star:1371 naive go bindings to the CPython C-API.
• anko star:1219 Scriptable interpreter written in Go.
• cel-go star:1122 Fast, portable, non-Turing complete expression evaluation with gradual typing.
• metacall star:921 Cross-platform Polyglot Runtime which supports NodeJS, JavaScript, TypeScript, Python, Ruby, C#, WebAssembly, Java, Cobol and more.
• go-php star:852 PHP bindings for Go.
• go-duktape star:779 Duktape JavaScript engine bindings for Go.
• golua star:584 Go bindings for Lua C API.
• gisp star:480 Simple LISP in Go.
• gval star:470 A highly customizable expression language written in Go.
• prolog star:359 Embeddable Prolog.
• gentee star:89 Embeddable scripting programming language.
• binder star:56 Go to Lua binding library, based on gopher-lua.
• purl star:34 Perl 5.18.2 embedded in Go.
• ngaro star:22 Embeddable Ngaro VM implementation enabling scripting in Retro.
• ecal star:20 A simple embeddable scripting language which supports concurrent event processing.

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Error Handling

Libraries for handling errors.

• errors star:7664 Package that provides simple error handling primitives.
• go-multierror star:1537 Go (golang) package for representing a list of errors as a single error.
• eris star:982 A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
• errorx star:829 A feature rich error package with stack traces, composition of errors and more.
• tracerr star:709 Golang errors with stack trace and source fragments.
• errlog star:402 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
• emperror star:246 Error handling tools and best practices for Go libraries and applications.
• errors star:131 Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
• errors star:38 Drop-in replacement for builting Go errors. This is a minimal error handling package with custom error types, user friendly messages, Unwrap & Is. With very easy to use and straightforward helper functions.
• Falcon star:7 A Simple Yet Highly Powerful Package For Error Handling.
• errors star:5 The most simple error wrapper with awesome performance and minimal memory overhead.
• errors star:3 Simple golang error handling with classification primitives.

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File Handling

Libraries for handling files and file systems.

• afero star:4356 FileSystem Abstraction System for Go.
• pdfcpu star:3064 PDF processor.
• gdu star:1717 Disk usage analyzer with console interface.
• notify star:733 File system event notification library with simple API, similar to os/signal.
• copy star:410 Copy directory recursively.
• bigfile star:221 A file transfer system, support to manage files with http api, rpc call and ftp client.
• afs star:175 Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
• vfs star:163 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:106 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
• go-csv-tag star:93 Load csv file using tag.
• skywalker star:71 Package to allow one to concurrently go through a filesystem with ease.
• stl Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading.
• opc star:70 Load Open Packaging Conventions (OPC) files for Go.
• checksum star:57 Compute message digest, like MD5, SHA256, SHA1, CRC or BLAKE2s, for large files.
• parquet star:50 Read and write parquet files.
• tarfs star:50 Implementation of the FileSystem interface for tar files.
• baraka star:41 A library to process http file uploads easily.
• go-gtfs star:32 Load gtfs files in go.
• flop star:31 File operations library which aims to mirror feature parity with GNU cp.
• gut/yos star:24 Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
• go-decent-copy star:16 Copy files for humans.
• todotxt star:13 Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the todo.txt format.
• pathtype star:10 Treat paths as their own type instead of using strings.
• higgs star:9 A tiny cross-platform Go library to hide/unhide files and directories.
• gofs star:7 A file synchronization tool out of the box.

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Financial

Packages for accounting and finance.

• ticker star:4196 Terminal stock watcher and stock position tracker.
• decimal star:3874 Arbitrary-precision fixed-point decimal numbers.
• go-money star:1069 Implementation of Fowler's Money pattern.
• accounting star:729 money and currency formatting for golang.
• techan star:611 Technical analysis library with advanced market analysis and trading strategies.
• go-finance star:536 Comprehensive financial markets data in Go.
• ach star:293 A reader, writer, and valdiator for Automated Clearing House (ACH) files.
• currency star:284 Handles currency amounts, provides currency information and formatting.
• orderbook star:253 Matching Engine for Limit Order Book in Golang.
• go-finance star:131 Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
• transaction star:104 Embedded transactional database of accounts, running in multithreaded mode.
• ofxgo star:99 Query OFX servers and/or parse the responses (with example command-line client).
• sleet star:88 One unified interface for multiple Payment Service Providers (PsP) to process online payment.
• vat star:86 VAT number validation & EU VAT rates.
• go-finnhub star:67 Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges.
• currency star:46 High performant & accurate currency computation package.
• fastme star:31 Fast extensible matching engine Go implementation.
• payme star:10 QR code generator (ASCII & PNG) for SEPA payments.
• go-finance star:6 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:1266 CSRF protection middleware for Go.
• binding star:790 Binds form and JSON data from net/http Request to struct.
• gorilla/csrf star:778 CSRF protection for Go web applications & services.
• form star:515 Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
• conform star:251 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
• formam star:169 decode form's values into a struct.
• forms star:129 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
• httpin star:68 Decode an HTTP request into a custom struct, including querystring, forms, HTTP headers, etc.
• qs star:59 Go module for encoding structs into URL query parameters.
• bind star:27 Bind form data to any Go values.
• queryparam star:12 Decode url.Values into usable struct values of standard or custom types.

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Functional

Packages to support functional programming in Go.

• go-underscore star:1237 Useful collection of helpfully functional Go collection utilities.
• fpGo star:248 Monad, Functional Programming features for Golang.
• gofp star:119 A lodash like powerful utility library for Golang.
• fuego star:112 Functional Experiment in Go.
• underscore star:24 Functional programming helpers for Go 1.18 and beyond.

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Game Development

Awesome game development libraries.

• Ebiten star:6257 dead simple 2D game library in Go.
• Leaf star:4339 Lightweight game server framework.
• Pixel star:3882 Hand-crafted 2D game library in Go.
• goworld star:2069 Scalable game server engine, featuring space-entity framework and hot-swapping.
• nano star:1976 Lightweight, facility, high performance golang based game server framework.
• g3n star:1889 Go 3D Game Engine.
• go-sdl2 star:1735 Go bindings for the Simple DirectMedia Layer.
• engo star:1493 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
• Pitaya star:1374 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
• termloop star:1271 Terminal-based game engine for Go, built on top of Termbox.
• gonet star:1168 Game server skeleton implemented with golang.
• Oak star:1148 Pure Go game engine.
• raylib-go star:758 Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
• Azul3D star:534 3D game engine written in Go.
• go-astar star:494 Go implementation of the A* path finding algorithm.
• go3d star:258 Performance oriented 2D/3D math package for Go.
• prototype star:70 Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
• tile star:46 Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.

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Generators

Tools that generate Go code.

• go-linq star:2904 .NET LINQ-like query methods for Go.
• jennifer star:2369 Generate arbitrary Go code without templates.
• goderive star:975 Derives functions from input types.
• GoWrap star:597 Generate decorators for Go interfaces using simple templates.
• interfaces star:340 Command line tool for generating interface definitions.
• go-enum star:312 Code generation for enums from code comments.
• goverter star:109 Generate converters by defining an interface.
• pkgreflect star:99 Go preprocessor for package scoped reflection.
• efaceconv star:51 Code generation tool for high performance conversion from interface{} to immutable type without allocations.
• gotype star:38 Golang source code parsing, usage like reflect package.
• generis star:31 Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
• go-xray star:21 Helpers for making the use of reflection easier.
• typeregistry star:13 A library to create type dynamically.

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Geographic

Geographic tools and servers

• Tile38 star:8035 Geolocation DB with spatial index and realtime geofencing.
• S2 geometry star:1354 S2 geometry library in Go.
• mbtileserver star:325 A simple Go-based server for map tiles stored in mbtiles format.
• osm star:203 Library for reading, writing and working with OpenStreetMap data and APIs.
• geoserver star:70 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
• godal star:68 Go wrapper for GDAL.
• simplefeatures star:48 simplesfeatures is a 2D geometry library that provides Go types that model geometries, as well as algorithms that operate on them.
• gismanager star:43 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
• pbf star:33 OpenStreetMap PBF golang encoder/decoder.
• S2 geojson star:17 Convert geojson to s2 cells & demonstrating some S2 geometry features on map.
• 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:75 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:11006 Compiler from Go to JavaScript.
• tardisgo star:418 Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
• c4go star:305 Transpile C code to Go code.
• esp32 star:43 Transpile Go into Arduino code.
• f4go star:31 Transpile FORTRAN 77 code to Go code.

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Goroutines

Tools for managing and working with Goroutines.

• ants star:7934 A high-performance and low-cost goroutine pool in Go.
• tunny star:2958 Goroutine pool for golang.
• goworker star:2639 goworker is a Go-based background worker.
• workerpool star:758 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
• grpool star:681 Lightweight Goroutine pool.
• pool star:677 Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
• pond star:486 Minimalistic and High-performance goroutine worker pool written in Go.
• gowp star:365 gowp is concurrency limiting goroutine pool.
• go-floc star:239 Orchestrate goroutines with ease.
• go-flow star:189 Control goroutines execution order.
• semaphore star:141 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
• go-workers star:137 Easily and safely run workers for large data processing pipelines.
• artifex star:130 Simple in-memory job queue for Golang using worker-based dispatching.
• neilotoole/errgroup star:119 Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
• async star:105 A safe way to execute functions asynchronously, recovering them in case of panic.
• cyclicbarrier star:94 CyclicBarrier for golang.
• semaphore star:89 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
• gollback star:87 asynchronous simple function utilities, for managing execution of closures and callbacks.
• gpool star:84 manages a resizeable pool of context-aware goroutines to bound concurrency.
• worker-pool star:82 goworker is a Go simple async worker pool.
• Hunch star:77 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
• threadpool star:70 Golang threadpool implementation.
• goccm star:48 Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
• routine star:48 go routine control with context, support: Main, Go, Pool and some useful Executors.
• async star:44 An alternative sync library for Go (Future, Promise, Locks).
• nursery star:40 Structured concurrency in Go.
• oversight Oversight is a complete implementation of the Erlang supervision trees.
• kyoo star:36 Provides an unlimited job queue and concurrent worker pools.
• gohive star:33 A highly performant and easy to use Goroutine pool for Go.
• parallel-fn star:33 Run functions in parallel.
• go-waitgroup star:29 Like sync.WaitGroup with error handling and concurrency control.
• go-trylock star:28 TryLock support on read-write lock for Golang.
• stl star:24 Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
• channelify star:22 Transform your function to return channels for easy and powerful parallel processing.
• gowl star:16 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.
• conexec star:12 A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.
• queue star:12 Gives you a sync.WaitGroup like queue group accessibility. Helps you to throttle and limit goroutines, wait for the end of the all goroutines and much more.
• execpool star:10 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.
• hands star:8 A process controller used to control the execution and return strategies of multiple goroutines.
• concurrency-limiter star:7 Concurrency limiter with support for timeouts , dynamic priority and context cancellation of goroutines.
• go-tools/multithreading star:7 Manage a pool of goroutines using this lightweight library with a simple API.
• breaker star:5 Flexible mechanism to make execution flow interruptible.

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GUI

Libraries for building GUI Applications.

Toolkits

• fyne star:16312 Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
• webview star:9831 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
• qt star:9154 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
• ui star:8097 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:6000 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
• walk star:5994 Windows application library kit for Go.
• go-astilectron star:4311 Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
• go-gtk Go bindings for GTK.
• go-sciter star:2358 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
• gotk3 star:1712 Go bindings for GTK3.
• gowd star:352 Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.
• goradd/html5tag star:1 Library for outputting HTML5 tags.

Interaction

• robotgo star:7423 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
• systray star:2323 Cross platform Go library to place an icon and menu in the notification area.
• gosx-notifier star:567 OSX Desktop Notifications library for Go.
• zenity star:237 Cross-platform Go library and CLI to create simple dialogs that interact graphically with the user.
• trayhost star:223 Cross-platform Go library to place an icon in the host operating system's taskbar.
• go-appindicator star:19 Go bindings for libappindicator3 C library.
• mac-activity-tracker star:16 OSX library to notify about any (pluggable) activity on your machine.
• mac-sleep-notifier star:14 OSX Sleep/Wake notifications in golang.

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Hardware

Libraries, tools, and tutorials for interacting with hardware.

• arduino-cli star:3349 Official Arduino CLI and library. Can run standalone, or be incorporated into larger Go projects.
• go-rpio star:1847 GPIO for Go, doesn't require cgo.
• ghw star:1136 Golang hardware discovery/inspection library.
• emgo star:969 Go-like language for programming embedded systems (e.g. STM32 MCU).
• sysinfo star:333 A pure Go library providing Linux OS / kernel / hardware system information.
• goroslib star:176 Robot Operating System (ROS) library for Go.
• go-osc star:146 Open Sound Control (OSC) bindings for Go.
• joystick star:31 a polled API to read the state of an attached joystick.

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Images

Libraries for manipulating images.

• gocv star:4716 Go package for computer vision using OpenCV 3.3+.
• imaginary star:4280 Fast and simple HTTP microservice for image resizing.
• imaging star:4175 Simple Go image processing package.
• bild star:3506 Collection of image processing algorithms in pure Go.
• gg star:3340 2D rendering in pure Go.
• ln star:3045 3D line art rendering in Go.
• resize star:2804 Image resizing for Go with common interpolation methods.
• pt star:2002 Path tracing engine written in Go.
• bimg star:1852 Small package for fast and efficient image processing using libvips.
• svgo star:1816 Go Language Library for SVG generation.
• picfit star:1631 An image resizing server written in Go.
• smartcrop star:1616 Finds good crops for arbitrary images and crop sizes.
• gift star:1541 Package of image processing filters.
• imagick star:1430 Go binding to ImageMagick's MagickWand C API.
• gowitness star:1421 Screenshoting webpages using go and headless chrome on command line.
• go-opencv star:1269 Go bindings for OpenCV.
• geopattern star:1173 Create beautiful generative image patterns from a string.
• stegify star:998 Go tool for LSB steganography, capable of hiding any file within an image.
• canvas star:947 Vector graphics to PDF, SVG or rasterized image.
• govips star:655 A lightning fast image processing and resizing library for Go.
• image2ascii star:648 Convert image to ASCII.
• draft star:527 Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
• govatar star:489 Library and CMD tool for generating funny avatars.
• goimagehash star:482 Go Perceptual image hashing package.
• mort star:449 Storage and image processing server written in Go.
• go-nude star:346 Nudity detection with Go.
• rez star:204 Image resizing in pure Go and SIMD.
• darkroom star:186 An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
• mergi star:168 Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
• gltf star:151 Efficient and robust glTF 2.0 reader, writer and validator.
• img star:138 Selection of image manipulation tools.
• steganography star:136 Pure Go Library for LSB steganography.
• go-cairo star:119 Go binding for the cairo graphics library.
• cameron star:84 An avatar generator for Go.
• go-gd star:53 Go binding for GD library.
• gridder star:52 A Grid based 2D Graphics library.
• go-webp star:46 Library for encode and decode webp pictures, using libwebp.
• webp-server star:39 Simple and minimal image server capable of storing, resizing, converting and caching images.
• goimghdr star:38 The imghdr module determines the type of image contained in a file for Go.
• tga star:30 Package tga is a TARGA image format decoder/encoder.
• go-webcolors star:26 Port of webcolors library from Python to Go.
• mpo star:8 Decoder and conversion tool for MPO 3D Photos.
• scout star:4 Scout is a standalone open source software solution for DIY video security.

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IoT (Internet of Things)

Libraries for programming devices of the IoT.

• flogo star:1955 Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
• mainflux star:1748 Industrial IoT Messaging and Device Management Server.
• periph Peripherals I/O to interface with low-level board facilities.
• gatt star:1012 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:326 Open-Source Platform for Quantified Self & IoT.
• devices star:252 Suite of libraries for IoT devices, experimental for x/exp/io.
• sensorbee star:211 Lightweight stream processing engine for IoT.
• huego star:201 An extensive Philips Hue client library for Go.
• iot IoT is a simple framework for implementing a Google IoT Core device.
• eywa star:52 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:1741 Easy and fluent Go job scheduling. This is an actively maintained fork of jasonlvhit/gocron.
• JobRunner star:917 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
• gron star:888 Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
• go-quartz star:624 Simple, zero-dependency scheduling library for Go.
• jobs star:488 Persistent and flexible background jobs library.
• scheduler star:381 Cronjobs scheduling made easy.
• go-cron star:208 Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons.
• gronx star:186 Cron expression parser, task runner and daemon consuming crontab like task list.
• clockwerk star:119 Go package to schedule periodic jobs using a simple, fluent syntax.
• leprechaun star:84 Job scheduler that supports webhooks, crons and classic scheduling.
• tasks star:81 An easy to use in-process scheduler for recurring tasks in Go.
• cheek star:25 A simple crontab like scheduler that aims to offer a KISS approach to job scheduling.
• goflow star:22 A workflow orchestrator and scheduler for rapid prototyping of ETL/ML/AI pipelines.
• sched star:22 A job scheduler with the ability to fast-forward time.
• cdule star:2 Job scheduler library with database support
• cronticker star:2 A ticker implementation to support cron schedules.

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JSON

Libraries for working with JSON.

• GJSON star:10031 Get a JSON value with one line of code.
• gojson star:2477 Automatically generate Go (golang) struct definitions from example JSON.
• fastjson star:1491 Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.
• OjG star:460 Optimized JSON for Go is a high performance parser with a variety of additional JSON tools including JSONPath.
• kazaam star:223 API for arbitrary transformation of JSON documents.
• gojq star:183 JSON query in Golang.
• jsondiff star:155 JSON diff library for Go based on RFC6902 (JSON Patch).
• jettison star:120 Fast and flexible JSON encoder for Go.
• ajson star:110 Abstract JSON for golang with JSONPath support.
• gjo star:109 Small utility to create JSON objects.
• jsongo star:100 Fluent API to make it easier to create Json objects.
• json2go star:95 Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
• JayDiff star:83 JSON diff utility written in Go.
• jsonf star:63 Console tool for highlighted formatting and struct query fetching JSON.
• ujson star:55 Fast and minimal JSON parser and transformer that works on unstructured JSON.
• go-respond star:45 Go package for handling common HTTP JSON responses.
• mp star:45 Simple cli email parser. It currently takes stdin and outputs JSON.
• jsoncolor star:28 Drop-in replacement for encoding/json that outputs colorized JSON.
• vjson star:27 Go package for validating JSON objects with declaring a JSON schema with fluent API.
• ask star:14 Easy access to nested values in maps and slices. Works in combination with encoding/json and other packages that "Unmarshal" arbitrary data into Go data-types.
• go-jsonerror star:12 Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.
• jsonapi-errors star:12 Go bindings based on the JSON API errors reference.
• dynjson star:11 Client-customizable JSON formats for dynamic APIs.
• jscan star:11 High performance zero-allocation JSON iterator.
• JSON-to-Go Convert JSON to Go struct.
• JSON-to-Proto Convert JSON to Protobuf online.
• jsonhal star:10 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
• epoch star:9 Contains primitives for marshaling/unmarshaling Unix timestamp/epoch to/from build-in time.Time type in JSON.
• mapslice-json star:9 Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
• ej star:7 Write and read JSON from different sources succinctly.
• jzon star:6 JSON library with standard compatible API/behavior.
• jsonic star:5 Utilities to handle and query JSON without defining structs in a type safe manner.
• omg.jsonparser star:3 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:20236 Structured logger for Go.
• zap star:15403 Fast, structured, leveled logging in Go.
• zerolog star:6104 Zero-allocation JSON logger.
• spew star:4941 Implements a deep pretty printer for Go data structures to aid in debugging.
• lumberjack star:3208 Simple rolling logger, implements io.WriteCloser.
• glog star:3149 Leveled execution logs for Go.
• tail star:2307 Go package striving to emulate the features of the BSD tail program.
• seelog star:1593 Logging functionality with flexible dispatching, filtering, and formatting.
• log star:1218 Structured logging package for Go.
• log15 star:1042 Simple, powerful logging for Go.
• phuslu/log star:420 Structured Logging Made Easy.
• onelog star:401 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:347 12-factor app logger that is fast and makes you happy.
• logutils star:317 Utilities for slightly better logging in Go (Golang) extending the standard logger.
• log star:277 Simple, configurable and scalable Structured Logging for Go.
• go-logger star:274 Simple logger of Go Programs, with level handlers.
• httpretty star:253 Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
• rollingwriter star:229 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
• sqldb-logger star:213 A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
• logur star:154 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).
• logger star:150 Minimalistic logging library for Go.
• glg star:146 glg is simple and fast leveled logging library for Go.
• xlog star:135 Structured logger for net/context aware HTTP handlers with flexible dispatching.
• yell Yet another minimalistic logging library.
• ozzo-log star:118 High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
• log-voyage star:90 Full-featured logging saas written in golang.
• go-cronowriter star:47 Simple writer that rotate log files automatically based on current date and time, like cronolog.
• stdlog star:44 Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
• gologger star:40 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
• logex star:38 Golang log lib, supports tracking and level, wrap by standard log lib.
• go-log star:37 Log4j implementation in Go.
• noodlog star:36 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.
• journald star:30 Go implementation of systemd Journal's native API for logging.
• go-log star:29 Log lib supports level and multi handlers.
• logrusly star:27 logrus plug-in to send errors to a Loggly.
• distillog star:26 distilled levelled logging (think of it as stdlib + log levels).
• log star:24 Structured log interface for Go cleanly separates logging facade from its implementation.
• mlog star:24 Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
• gomol star:18 Multiple-output, structured logging for Go with extensible logging outputs.
• gone/log Fast, extendable, full-featured, std-lib source compatible log library.
• zkits-logger star:15 A powerful zero-dependency JSON logger.
• glo star:14 PHP Monolog inspired logging facility with identical severity levels.
• logmatic star:13 Colorized logger for Golang with dynamic log level configuration.
• logrusiowriter star:13 io.Writer implementation using logrus logger.
• go-log star:11 Simple and configurable Logging in Go, with level, formatters and writers.
• log star:9 An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
• logdump star:9 Package for multi-level logging.
• logo star:9 Golang logger to different configurable writers.
• go-log star:8 A logging library with strack traces, object dumping and optional timestamps.
• kemba star:6 A tiny debug logging tool inspired by debug, great for CLI tools and applications.
• xlog star:6 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
• structy/log star:4 A simple to use log system, minimalist but with features for debugging and differentiation of messages.

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Machine Learning

Libraries for Machine Learning.

• GoLearn star:8275 General Machine Learning library for Go.
• gorse star:5369 An offline recommender system backend based on collaborative filtering written in Go.
• gorgonia star:4461 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
• m2cgen star:2069 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:1916 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:1707 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
• goml star:1332 On-line Machine Learning in Go.
• eaopt star:784 An evolutionary optimization library.
• bayesian star:732 Naive Bayesian Classification for Golang.
• CloudForest star:709 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
• gobrain star:520 Neural Networks written in go.
• ocrserver star:481 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
• onnx-go star:382 Go Interface to Open Neural Network Exchange (ONNX).
• go-deep star:359 A feature-rich neural network library in Go.
• regommend star:299 Recommendation & collaborative filtering engine.
• Goptuna star:209 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
• go-galib star:189 Genetic Algorithms library written in Go / golang.
• goRecommend star:182 Recommendation Algorithms library written in Go.
• goga star:155 Genetic algorithm library for Go.
• shield star:150 Bayesian text classifier with flexible tokenizers and storage backends for Go.
• go-fann star:108 Go bindings for Fast Artificial Neural Networks(FANN) library.
• goscore star:75 Go Scoring API for PMML.
• go-featureprocessing star:74 Fast and convenient feature processing for low latency machine learning in Go.
• gonet star:73 Neural Network for Go.
• libsvm star:71 libsvm golang version derived work based on LIBSVM 3.14.
• fonet star:64 A Deep Neural Network library written in Go.
• neat star:63 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
• neural-go star:63 Multilayer perceptron network implemented in Go, with training via backpropagation.
• go-pr star:61 Pattern recognition package in Go lang.
• golinear star:44 liblinear bindings for Go.
• Varis star:44 Golang Neural Network.
• godist star:33 Various probability distributions, and associated methods.
• go-cluster star:31 Go implementation of the k-modes and k-prototypes clustering algorithms.
• GoMind star:25 A simplistic Neural Network Library in Go.
• evoli star:22 Genetic Algorithm and Particle Swarm Optimization library.
• randomforest star:20 Easy to use Random Forest library for Go.
• probab star:17 Probability distribution functions. Bayesian inference. Written in pure Go.
• ddt star:16 Dynamic decision tree, create trees defining customizable rules.

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Messaging

Libraries that implement messaging systems.

• sarama star:8372 Go library for Apache Kafka.
• gorush star:6205 Push notification server using APNs2 and google GCM.
• machinery star:6106 Asynchronous task queue/job queue based on distributed message passing.
• Centrifugo star:5928 Real-time messaging (Websockets or SockJS) server in Go.
• go-socket.io star:4542 socket.io library for golang, a realtime application framework.
• Benthos star:4235 A message streaming bridge between a range of protocols.
• NATS Go Client star:3858 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
• Confluent Kafka Golang Client star:3215 confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
• Asynq star:2940 A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
• Mercure star:2686 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
• APNs2 star:2612 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
• melody star:2398 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
• go-nsq star:2119 the official Go package for NSQ.
• gopush-cluster star:2027 gopush-cluster is a go push server cluster.
• Uniqush-Push star:1331 Redis backed unified push service for server-side notifications to mobile devices.
• Beaver star:1323 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
• EventBus star:1117 The lightweight event bus with async compatibility.
• zmq4 star:976 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
• Gollum star:918 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
• Chanify star:806 A push notification server send message to your iOS devices.
• dbus star:693 Native Go bindings for D-Bus.
• golongpoll star:594 HTTP longpoll server library that makes web pub-sub simple.
• mangos star:495 Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
• emitter star:420 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
• Glue star:401 Robust Go and Javascript Socket Library (Alternative to Socket.io).
• pubsub star:370 Simple pubsub package for go.
• amqp star:291 Go RabbitMQ Client Library.
• Bus star:252 Minimalist message bus implementation for internal communication.
• messagebus star:213 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
• rabtap star:210 RabbitMQ swiss army knife cli app.
• guble star:151 Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
• hub star:115 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
• oplog star:111 Generic oplog/replication system for REST APIs.
• rabbus star:94 A tiny wrapper over amqp exchanges and queues.
• redisqueue star:80 redisqueue provides a producer and consumer of a queue that uses Redis streams.
• drone-line star:76 Sending Line notifications using a binary, docker or Drone CI.
• go-mq star:74 RabbitMQ client with declarative configuration.
• nsq-event-bus star:71 A tiny wrapper around NSQ topic and channel.
• RapidMQ star:64 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
• Commander star:59 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
• go-notify star:59 Native implementation of the freedesktop notification spec.
• go-res star:56 Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
• event star:45 Implementation of the pattern observer.
• hare star:40 A user friendly library for sending messages and listening to TCP sockets.
• ami star:23 Go client to reliable queues based on Redis Cluster Streams.
• gosd star:19 A library for scheduling when to dispatch a message to a channel.
• rmqconn star:18 RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.
• go-vitotrol star:17 Client library to Viessmann Vitotrol web service.
• jazz star:15 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
• gaurun-client star:10 Gaurun Client written in Go.

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Microsoft Office

• unioffice star:3262 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:11222 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
• xlsx star:5277 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
• xlsx star:149 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
• go-excel star:143 A simple and light reader to read a relate-db-like excel as a table.
• goxlsxwriter star:18 Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

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Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

• google/wire star:7863 Automated Initialization in Go.
• fx star:2641 A dependency injection based application framework for Go (built on top of dig).
• dig star:2454 A reflection based dependency injection toolkit for Go.
• container star:319 A powerful IoC Container with fluent and easy-to-use interface.
• goioc/di star:160 Spring-inspired Dependency Injection Container.
• di star:145 A dependency injection container for go programming language.
• dingo star:125 A dependency injection toolkit for Go, based on Guice.
• alice star:44 Additive dependency injection container for Golang.
• wire star:34 Strict Runtime Dependency Injection for Golang.
• linker star:32 A reflection based dependency injection and inversion of control library with components lifecycle support.
• gocontainer star:15 Simple Dependency Injection Container.
• nject star:8 A type safe, reflective framework for libraries, tests, http endpoints, and service startup.
• kinit star:5 Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
• HnH/di star:3 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:30728 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:2263 A starter kit for building production grade scalable web service applications.
• modern-go-application star:1164 Go application boilerplate and example applying modern practices.
• cookiecutter-golang star:509 A Go application boilerplate template for quick starting projects following production best practices.
• golang-templates/seed star:253 Go application GitHub repository template.
• pagoda star:179 Rapid, easy full-stack web development starter kit built in Go.
• go-starter star:141 An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.
• go-todo-backend star:137 Go Todo Backend example using modular project layout for product microservice.
• scaffold star:108 Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
• go-sample star:96 A sample layout for Go application projects with the real code.
• gobase star:25 A simple skeleton for golang application with basic setup for real golang application.
• wangyoucao577/go-project-layout star:16 Set of practices and discussions on how to structure Go project layout.
• insidieux/inizio star:9 Golang project layout generator with plugins.

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Strings

Libraries for working with strings.

• xstrings star:1004 Collection of useful string functions ported from other languages.
• sttr star:353 cross-platform, cli app to perform various operations on string.
• strutil star:162 String utilities.
• gobeam/Stringy star:110 String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.
• bexp star:6 Go implementation of Brace Expansion mechanism to generate arbitrary strings.
• go-formatter Implements replacement fields surrounded by curly braces {} format strings.

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Uncategorized

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

• gopsutil star:7549 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
• archiver star:3522 Library and command for making and extracting .zip and .tar.gz archives.
• gatus star:2439 Automated service health dashboard.
• gofakeit star:2359 Random data generator written in go.
• base64Captcha star:1407 Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
• gosms star:1378 Your own local SMS gateway in Go that can be used to send SMS.
• go-resiliency star:1347 Resiliency patterns for golang.
• go-commons-pool star:1024 Generic object pool for Golang.
• go-openapi Collection of packages to parse and utilize open-api schemas.
• llvm star:881 Library for interacting with LLVM IR in pure Go.
• shortid star:751 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
• health star:491 A simple and flexible health check library for Go.
• health star:429 Easy to use, extensible health check library.
• stateless star:416 A fluent library for creating state machines.
• banner star:383 Add beautiful banners into your Go applications.
• conv star:376 Package conv provides fast and intuitive conversions across Go types.
• xz star:372 Pure golang package for reading and writing xz-compressed files.
• shoutrrr star:339 Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
• gountries star:338 Package that exposes country and subdivision data.
• ffmt star:260 Beautify data display for Humans.
• lk star:238 A simple licensing library for golang.
• antch star:229 A fast, powerful and extensible web crawling & scraping framework.
• healthcheck star:215 An opinionated and concurrent health-check HTTP handler for RESTful services.
• battery star:202 Cross-platform, normalized battery information library.
• bitio star:185 Highly optimized bit-level Reader and Writer for Go.
• go-unarr star:177 Decompression library for RAR, TAR, ZIP and 7z archives.
• stats star:159 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
• turtle star:132 Emojis for Go.
• captcha star:97 Package captcha provides an easy to use, unopinionated API for captcha generation.
• gommit star:95 Analyze git commit messages to ensure they follow defined patterns.
• gotoprom star:93 Type-safe metrics builder wrapper library for the official Prometheus client.
• indigo star:93 Distributed unique ID generator of using Sonyflake and encoded by Base58.
• morse star:75 Library to convert to and from morse code.
• persian star:63 Some utilities for Persian language in go.
• faker star:61 Random fake data and struct generator for Go.
• pdfgen star:56 HTTP service to generate PDF from Json requests.
• xkg star:53 X Keyboard Grabber.
• browscap_go star:40 GoLang Library for Browser Capabilities Project.
• datacounter star:37 Go counters for readers/writer/http.ResponseWriter.
• autoflags star:36 Go package to automatically define command line flags from struct fields.
• gtree star:35 Provide CLI and Package for tree output and directories creation from Markdown or programmatically.
• url-shortener star:35 A modern, powerful, and robust URL shortener microservice with mysql support.
• VarHandler Generate boilerplate http input and output handling.
• sandid star:34 Every grain of sand on earth has its own ID.
• gosh star:29 Provide Go Statistics Handler, Struct, Measure Method.
• xdg star:29 FreeDesktop.org (xdg) Specs implemented in Go.
• metrics star:22 Library for metrics instrumentation and Prometheus exposition.
• shellwords star:17 A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
• anagent star:14 Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
• avgRating star:11 Calculate average score and rating based on Wilson Score Equation.
• hostutils star:10 A golang library for packing and unpacking FQDNs list.
• numa star:8 NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.
• go-commandbus star:5 A slight and pluggable command-bus for Go.
• openapi star:5 OpenAPI 3.x parser.
• faker star:3 Fake data generator.
• basexx star:2 Convert to, from, and between digit strings in various number bases.
• varint star:2 A faster varying length integer encoder/decoder than the one provided in the standard library.

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Natural Language Processing

Libraries for working with human languages.

See also Text Processing and Text Analysis.

Language Detection

• whatlanggo star:531 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
• getlang star:134 Fast natural language detection package.
• guesslanguage star:54 Functions to determine the natural language of a unicode text.
• detectlanguage star:14 Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Morphological Analyzers

• spaGO star:1117 Self-contained Machine Learning and Natural Language Processing library in Go.
• spelling-corrector A spelling corrector for the Spanish language or create your own.
• kagome star:602 JP morphological analyzer written in pure Go.
• nlp star:381 Extract values from strings and fill your structs with nlp.
• nlp star:359 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
• RAKE.go star:92 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
• go-stem star:66 Implementation of the porter stemming algorithm.
• go2vec star:45 Reader and utility functions for word2vec embeddings.
• porter2 star:44 Really fast Porter 2 stemmer.
• snowball star:31 Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
• paicehusk star:28 Golang implementation of the Paice/Husk Stemming Algorithm.
• govader star:21 Go implementation of VADER Sentiment Analysis.
• golibstemmer star:19 Go bindings for the snowball libstemmer library including porter 2.
• libtextcat star:11 Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
• porter star:9 This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
• gosentiwordnet star:8 Sentiment analyzer using sentiwordnet lexicon in Go.

Slugifiers

• slug star:796 URL-friendly slugify with multiple languages support.
• go-slugify star:72 Make pretty slug with multiple languages support.
• Slugify star:31 Go slugify application that handles string.

Tokenizers

• prose star:2895 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
• gse star:1832 Go efficient text segmentation; support english, chinese, japanese and other.
• gojieba star:1824 This is a Go implementation of jieba which a Chinese word splitting algorithm.
• sentences star:317 Sentence tokenizer: converts text into a list of sentences.
• segment star:69 Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
• textcat star:67 Go package for n-gram based text categorization, with support for utf-8 and raw text.
• MMSEGO star:61 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
• stemmer star:51 Stemmer packages for Go programming language. Includes English and German stemmers.
• gotokenizer star:14 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
• shamoji star:12 The shamoji is word filtering package written in Go.

Translation

• go-pinyin star:1125 CN Hanzi to Hanyu Pinyin converter.
• gotext star:331 GNU gettext utilities for Go.
• go-i18n Package and an accompanying tool to work with localized text.
• go-localize star:33 Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings.
• go-mystem star:28 CGo bindings to Yandex.Mystem - russian morphology analyzer.
• iuliia-go star:28 Transliterate Cyrillic → Latin in every possible way.
• icu star:20 Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
• t star:9 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:91 ASCII transliterations of Unicode text.
• gounidecode star:74 Unicode transliterator (also known as unidecode) for Go.
• transliterator star:22 Provides one-way string transliteration with supporting of language-specific transliteration rules.
• enca star:11 Minimal cgo bindings for libenca, which detects character encodings.

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Networking

Libraries for working with various layers of the network.

• fasthttp star:17489 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
• kcptun star:12811 Extremely simple & fast udp tunnel based on KCP protocol.
• webrtc star:8991 A pure Go implementation of the WebRTC API.
• quic-go star:6500 An implementation of the QUIC protocol in pure Go.
• gnet star:6276 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
• dns star:6200 Go library for working with DNS.
• gopacket star:4748 Go library for packet processing with libpcap bindings.
• HTTPLab star:3792 HTTPLabs let you inspect HTTP requests and forge responses.
• kcp-go star:3269 KCP - Fast and Reliable ARQ Protocol.
• gobgp star:2755 BGP implemented in the Go Programming Language.
• netpoll star:2491 A high-performance non-blocking I/O networking framework, which focused on RPC scenarios, developed by ByteDance.
• ssh star:2468 Higher-level API for building SSH servers (wraps crypto/ssh).
• fortio star:2447 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:1397 Simple TUN/TAP library.
• gev star:1379 gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
• go-getter star:1323 Go library for downloading files or directories from various sources using a URL.
• NFF-Go star:1181 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
• sftp star:1127 Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
• grab star:1015 Go package for managing file downloads.
• ftp star:921 Package ftp implements a FTP client as described in RFC 959.
• mdns star:858 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:823 Native Go library for performing SNMP actions.
• vssh star:797 Go library for building network and server automation over SSH protocol.
• cidranger star:692 Fast IP to CIDR lookup for Go.
• lhttp star:666 Powerful websocket framework, build your IM server more easily.
• nbio star:624 Pure Go 1000k+ connections solution, support tls/http1.x/websocket and basically compatible with net/http, with high-performance and low memory cost, non-blocking, event-driven, easy-to-use.
• gmqtt star:610 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
• peerdiscovery star:538 Pure Go library for cross-platform local peer discovery using UDP multicast.
• gotcp star:489 Go package for quickly writing tcp applications.
• go-stun star:485 Go implementation of the STUN client (RFC 3489 and RFC 5389).
• stun star:485 Go implementation of RFC 5389 STUN protocol.
• gopcap star:438 Go wrapper for libpcap.
• raw star:422 Package raw enables reading and writing data at the device driver level for a network interface.
• gaio star:417 High performance async-io networking for Golang in proactor mode.
• tcp_server star:409 Go library for building tcp servers faster.
• winrm star:357 Go WinRM client to remotely execute commands on Windows machines.
• easytcp star:303 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.
• ftpserverlib star:299 Fully featured FTP server library.
• arp star:281 Package arp implements the ARP protocol, as described in RFC 826.
• buffstreams star:247 Streaming protocolbuffer data over TCP made easy.
• ethernet star:240 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
• gNxI star:204 A collection of tools for Network Management that use the gNMI and gNOI protocols.
• dnsmonster star:176 Passive DNS Capture/Monitoring Framework.
• jazigo star:175 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
• utp star:163 Go uTP micro transport protocol implementation.
• canopus star:148 CoAP Client/Server implementation (RFC 7252).
• sslb star:136 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
• xtcp star:131 TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
• ether star:77 Cross-platform Go package for sending and receiving ethernet frames.
• iplib star:77 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
• dhcp6 star:73 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
• packet star:66 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
• gldap star:61 gldap provides an ldap server implementation and you provide handlers for its ldap operations.
• go-powerdns star:57 PowerDNS API bindings for Golang.
• linkio star:51 Network link speed simulation for Reader/Writer interfaces.
• portproxy star:49 Simple TCP proxy which adds CORS support to API's which don't support it.
• panoptes-stream star:32 A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT).
• graval star:27 Experimental FTP server framework.
• publicip star:25 Package publicip returns your public facing IPv4 address (internet egress).
• golibwireshark star:24 Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
• gohooks star:16 GoHooks make it easy to send and consume secured web-hooks from a Go application. Inspired by Spatie's Laravel Webhook Client and Server.
• goshark star:14 Package goshark use tshark to decode IP packet and create data struct to analyse packet.
• llb star:12 It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
• tspool star:12 A TCP Library use worker pool to improve performance and protect your server.
• httpproxy star:11 HTTP proxy handler and dialer.

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HTTP Clients

Libraries for making HTTP requests.

• resty star:5870 Simple HTTP and REST client for Go inspired by Ruby rest-client.
• heimdall star:2237 An enhanced http client with retry and hystrix capabilities.
• req star:2223 Simple Go HTTP client with Black Magic (Less code and More efficiency).
• grequests star:1870 A Go "clone" of the great and famous Requests library.
• sling star:1427 Sling is a Go HTTP client library for creating and sending API requests.
• go-retryablehttp star:1145 Retryable HTTP client in Go.
• gentleman star:941 Full-featured plugin-driven HTTP client library.
• pester star:582 Go HTTP client calls with retries, backoff, and concurrency.
• requests star:304 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:242 Get easily stdlib HTTP client, which does not share any state with other clients.
• request star:192 HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
• rq star:40 A nicer interface for golang stdlib HTTP client.
• go-http-client star:35 Make http calls simply and easily.
• go-otelroundtripper star:19 Go http.RoundTripper that emits open telemetry metrics for HTTP requests.
• httpretry star:18 Enriches the default go HTTP client with retry functionality.
• go-req star:14 Declarative golang HTTP client.
• httpc star:4 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:1232 Go bindings for GLFW 3.
• gl star:890 Go bindings for OpenGL (generated via glow).
• mathgl star:425 Pure Go math package specialized for 3D math, with inspiration from GLM.
• goxjs/gl star:155 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
• goxjs/glfw star:74 Go cross-platform glfw library for creating an OpenGL context and receiving events.
• go-glmatrix star:3 Go port of glMatrix library.

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ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

• GORM star:27505 The fantastic ORM library for Golang, aims to be developer friendly.
• ent star:10444 An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
• go-pg star:5022 PostgreSQL ORM with focus on PostgreSQL specific features and performance.
• SQLBoiler star:4778 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
• gorp star:3558 Go Relational Persistence, ORM-ish library for Go.
• upper.io/db star:2965 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:1782 Mysql database to golang gorm struct.
• reform star:1235 Better ORM for Go, based on non-empty interfaces and code generation.
• pop/soda star:1192 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• Prisma star:1175 Prisma Client Go, Typesafe database access for Go.
• go-sqlbuilder star:751 A flexible and powerful SQL string builder library plus a zero-config ORM.
• go-queryset star:656 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
• rel star:497 Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
• Zoom star:287 Blazing-fast datastore and querying engine built on Redis.
• go-sql star:158 A easy ORM for mysql.
• grimoire star:156 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
• go-store star:107 Simple and fast Redis backed key-value store library for Go.
• go-firestorm star:27 A simple ORM for Google/Firebase Cloud Firestore.
• cacheme star:19 Schema based, typed Redis caching/memoize framework for Go.
• marlow star:11 Generated ORM from project structs for compile time safety assurances.
• lore star:10 Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.

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Package Management

Official tooling for dependency and package management

• go modules Modules are the unit of source code interchange and versioning. The go command has direct support for working with modules, including recording and resolving dependencies on other modules.

Official experimental tooling for package management

• dep star:13065 Go dependency tool.
• vgo Versioned Go.

Unofficial libraries for package and dependency management.

• glide star:8159 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
• godep star:5596 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
• govendor star:4982 Go Package Manager. Go vendor tool that works with the standard vendor file.
• gopm star:2489 Go Package Manager.
• gom star:1397 Go Manager - bundle for go.
• gpm star:1199 Barebones dependency manager for Go.
• goop star:779 Simple dependency manager for Go (golang), inspired by Bundler.
• modgv star:402 Converts 'go mod graph' output into Graphviz's DOT language.
• nut star:236 Vendor Go dependencies.
• johnny-deps star:212 Minimal dependency version using Git.
• mvn-golang star:133 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
• VenGO star:122 create and manage exportable isolated go virtual environments.
• gop star:48 Build and manage your Go applications out of GOPATH.

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Performance

• jaeger star:15469 A distributed tracing system.
• pixie star:3127 No instrumentation tracing for Golang applications via eBPF.
• statsviz star:1801 Live visualization of your Go application runtime statistics.
• profile star:1687 Simple profiling support package for Go.
• tracer star:64 Simple, lightweight tracing.

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Query Language

• graphql-go star:8422 Implementation of GraphQL for Go.
• gqlgen star:7344 go generate based graphql server library.
• graphql star:4089 GraphQL server with a focus on ease of use.
• dasel star:2938 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:1832 A simple Go package to Query over JSON Data.
• rql star:253 Resource Query Language for REST API.
• jsonql star:250 JSON query expression library in Golang.
• jsonslice star:63 Jsonpath queries with advanced filters.
• graphql star:55 graphql parser + utilities.
• api-fu star:41 Comprehensive GraphQL implementation.
• rqp star:36 Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
• straf star:32 Easily Convert Golang structs to GraphQL objects.
• jsonpath star:10 A query library for retrieving part of JSON based on JSONPath syntax.
• gws star:4 Apollos' "GraphQL over Websocket" client and server implementation.

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Resource Embedding

• statik star:3391 Embeds static files into a Go executable.
• packr star:3376 The simple and easy way to embed static files into Go binaries.
• go.rice star:2278 go.rice is a Go package that makes working with resources such as HTML, JS, CSS, images, and templates very easy.
• vfsgen star:940 Generates a vfsdata.go file that statically implements the given virtual filesystem.
• esc star:618 Embeds files into Go programs and provides http.FileSystem interfaces to them.
• fileb0x star:606 Simple tool to embed files in go with focus on "customization" and ease to use.
• go-resources star:174 Unfancy resources embedding with Go.
• statics star:64 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
• templify star:27 Embed external template files into Go code to create single file binaries.
• rebed star:22 Recreate folder structures and files from Go 1.16's embed.FS type
• debme star:15 Create an embed.FS from an existing embed.FS subdirectory.
• mule star:11 Embed external resources like images, movies ... into Go source code to create single file binaries using go generate. Focussed on simplicity.

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Science and Data Analysis

Libraries for scientific computing and data analyzing.

• gonum star:5665 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
• stats star:2330 Statistics package with common functions missing from the Golang standard library.
• gonum/plot star:2146 gonum/plot provides an API for building and drawing plots in Go.
• gosl star:1651 Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
• streamtools star:1317 general purpose, graphical tool for dealing with streams of data.
• dataframe-go star:782 Dataframes for machine-learning and statistics (similar to pandas).
• go-dsp star:768 Digital Signal Processing for Go.
• chart star:718 Simple Chart Plotting library for Go. Supports many graphs types.
• goraph star:672 Pure Go graph theory library(data structure, algorithm visualization).
• graph star:538 Library of basic graph algorithms.
• orb star:503 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
• ewma star:366 Exponentially-weighted moving averages.
• calendarheatmap star:344 Calendar heatmap in plain Go inspired by Github contribution activity.
• gohistogram star:161 Approximate histograms for data streams.
• TextRank star:153 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
• sparse star:130 Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
• go-estimate star:94 State estimation and filtering algorithms in Go.
• pagerank star:74 Weighted PageRank algorithm implemented in Go.
• jsonl-graph star:58 Tool to manipulate JSONL graphs with graphviz support.
• geom star:50 2D geometry for golang.
• evaler star:47 Simple floating point arithmetic expression evaluator.
• goent star:26 GO Implementation of Entropy Measures.
• triangolatte star:26 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
• decimal star:24 Package decimal implements arbitrary-precision decimal floating-point arithmetic.
• piecewiselinear star:22 Tiny linear interpolation library.
• GoStats star:20 GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
• godesim star:19 Extended/multivariable ODE solver framework for event-based simulations with simple API.
• ode star:17 Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
• PiHex star:15 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
• assocentity star:8 Package assocentity returns the average distance from words to a given entity.
• rootfinding star:7 root-finding algorithms library for finding roots of quadratic functions.
• go-gt star:6 Graph theory algorithms written in "Go" language.
• bradleyterry star:5 Provides a Bradley-Terry Model for pairwise comparisons.

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Security

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

• age star:10238 A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
• lego star:5193 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
• CertMagic star:3979 Mature, robust, and powerful ACME client integration for fully-managed TLS certificate issuance and renewal.
• Cameradar star:2885 Tool and library to remotely hack RTSP streams from surveillance cameras.
• memguard star:2148 A pure Go library for handling sensitive values in memory.
• secure star:1903 HTTP middleware for Go that facilitates some quick security wins.
• acmetool star:1901 ACME (Let's Encrypt) client tool with automatic renewal.
• themis star:1488 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:963 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
• nacl star:523 Go implementation of the NaCL set of API's.
• Coraza star:423 Enterprise-ready, modsecurity and OWASP CRS compatible WAF library.
• ssh-vault star:342 encrypt/decrypt using ssh keys.
• go-password-validator star:330 Password validator based on raw cryptographic entropy values.
• firewalld-rest star:317 A rest application to dynamically update firewalld rules on a linux server.
• optimus-go star:309 ID hashing and Obfuscation using Knuth's Algorithm.
• BadActor star:306 In-memory, application-driven jailer built in the spirit of fail2ban.
• passlib star:264 Futureproof password hashing library.
• go-yara star:246 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
• simple-scrypt star:176 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.
• dongle star:81 A simple, semantic and developer-friendly golang package for encoding&decoding and encryption&decryption.
• goSecretBoxPassword star:48 A probably paranoid package for securely hashing and encrypting passwords.
• Interpol Rule-based data generator for fuzzing and penetration testing.
• go-generate-password star:34 Password generator that can be used on the cli or as a library.
• secureio star:24 An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
• certificates star:23 An opinionated tool for generating tls certificates.
• go-htpasswd star:23 Apache htpasswd Parser for Go.
• argon2-hashing star:17 light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
• goArgonPass star:15 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
• sslmgr star:13 SSL certificates made easy with a high level wrapper around acme/autocert.
• secret star:7 Prevent your secrets from leaking into logs, std* etc.

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Serialization

Libraries and tools for binary serialization.

• jsoniter star:10670 High-performance 100% compatible drop-in replacement of "encoding/json".
• goprotobuf star:8347 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
• mapstructure star:5554 Go library for decoding generic map values into native Go structures.
• gogoprotobuf star:5190 Protocol Buffers for Go with Gadgets.
• go-codec star:1646 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
• csvutil star:692 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
• colfer star:652 Code generation for the Colfer binary format.
• cbor star:392 Small, safe, and easy CBOR encoding and decoding library.
• go-capnproto star:280 Cap'n Proto library and parser for go.
• php_session_decoder star:154 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
• structomap star:131 Library to easily and dynamically generate maps from static structures.
• bambam star:64 generator for Cap'n Proto schemas from go.
• asn1 star:50 Asn.1 BER and DER encoding library for golang.
• binstruct star:46 Golang binary decoder for mapping data into the structure.
• bel star:21 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
• fwencoder star:20 Fixed width file parser (encoding and decoding library) for Go.
• pletter star:17 A standard way to wrap a proto message for message brokers.
• elastic star:16 Convert slices, maps or any other unknown value across different types at run-time, no matter what.
• fixedwidth star:6 Fixed-width text formatting (UTF-8 supported).
• unitpacking star:4 Library to pack unit vectors into as fewest bytes as possible.
• go-lctree star:3 Provides a CLI and primitives to serialize and deserialize LeetCode binary trees.

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Server Applications

• etcd star:39432 Highly-available key value store for shared configuration and service discovery.
• Caddy star:38341 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.
• minio star:32477 Minio is a distributed object storage server.
• RoadRunner star:6365 High-performance PHP application server, load-balancer and process manager.
• Easegress star:4246 A cloud native high availability/performance traffic orchestration system with observability and extensibility.
• SFTPGo star:3981 Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. It can serve local filesystem and Cloud Storage backends such as S3 and Google Cloud Storage.
• devd star:3238 Local webserver for developers.
• algernon star:1934 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
• Fider star:1874 Fider is an open platform to collect and organize customer feedback.
• Flagr star:1852 Flagr is an open-source feature flagging and A/B testing service.
• flipt star:1796 A self contained feature flag solution written in Go and Vue.js
• Trickster star:1672 HTTP reverse proxy cache and time series accelerator.
• discovery star:1626 A registry for resilient mid-tier load balancing and failover.
• jackal star:1240 An XMPP server written in Go.
• Wish star:1109 Make SSH apps, just like that!
• go-feature-flag star:414 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:392 Self-hosted music streaming server with built-in web UI and REST API.
• dummy star:143 Run mock server based off an API contract with one command.
• dudeldu star:134 A simple SHOUTcast server.
• lets-proxy2 star:61 Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
• go-proxy-cache star:48 Simple Reverse Proxy with Caching, written in Go, using Redis.
• cortex-tenant star:41 Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.
• psql-streamer star:37 Stream database events from PostgreSQL to Kafka.
• nginx-prometheus star:28 Nginx log parser and exporter to Prometheus.
• nsq A realtime distributed messaging platform.
• protoxy star:23 A proxy server that converts JSON request bodies to Protocol Buffers.
• simple-jwt-provider star:23 Simple and lightweight provider which exhibits JWTs, supports login, password-reset (via mail) and user management.
• Moxy star:7 Moxy is a simple mocker and proxy application server, you can create mock endpoints as well as proxy requests in case no mock exists for the endpoint.
• riemann-relay star:1 Relay to load-balance Riemann events and/or convert them to Carbon.

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Stream Processing

Libraries and tools for stream processing and reactive programming.

• go-streams star:893 Go stream processing library.
• machine star:111 Go library for writing and generating stream workers with built in metrics and traceability.
• stream star:55 Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...

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Template Engines

Libraries and tools for templating and lexing.

• sprig star:2887 Useful template functions for Go templates.
• quicktemplate star:2380 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
• pongo2 star:2199 Django-like template-engine for Go.
• jet star:908 Jet template engine.
• Razor star:795 Razor view engine for Golang.
• maroto star:599 A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
• fasttemplate star:580 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
• ego star:517 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
• raymond star:467 Complete handlebars implementation in Go.
• goview star:271 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
• Soy star:160 Closure templates (aka Soy templates) for Go, following the official spec.
• liquid star:150 Go implementation of Shopify Liquid templates.
• extemplate star:47 Tiny wrapper around html/template to allow for easy file-based template inheritance.
• gospin star:35 Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations.
• tbd star:16 A really simple way to create text templates with placeholders - exposes extra builtin Git repo metadata.
• got star:2 A Go code generator inspired by Hero and Fasttemplate. Has include files, custom tag definitions, injected Go code, language translation, and more.

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Testing

Libraries for testing codebases and generating test data.

• Testing Frameworks

  • Testify star:15942 Sacred extension to the standard go testing package.
  • testmd Convert markdown snippets into testable go code.
  • go-cmp star:2792 Package for comparing Go values in tests.
  • httpexpect star:1872 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
  • godog star:1621 Cucumber or Behat like BDD framework for Go.
  • is star:1388 Professional lightweight testing mini-framework for Go.
  • go-vcr star:872 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
  • goblin star:841 Mocha like testing framework fo Go.
  • testfixtures star:762 A helper for Rails' like test fixtures to test database applications.
  • gnomock star:726 integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.
  • baloo star:723 Expressive and versatile end-to-end HTTP API testing made easy.
  • go-mutesting star:517 Mutation testing for Go source code.
  • goc star:501 Goc is a comprehensive coverage testing system for The Go Programming Language.
  • gocheck More advanced testing framework alternative to gotest.
  • GoConvey BDD-style framework with web UI and live reload.
  • gofight star:399 API Handler Testing for Golang Router framework.
  • testza star:380 Full-featured test framework with nice colorized output.
  • embedded-postgres star:352 Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
  • gotest.tools star:293 A collection of packages to augment the go testing package and support common patterns.
  • go-testdeep star:275 Extremely flexible golang deep comparison, extends the go testing package.
  • frisby star:271 REST API testing framework.
  • go-carpet star:222 Tool for viewing test coverage in terminal.
  • cupaloy star:205 Simple snapshot testing addon for your test framework.
  • endly star:205 Declarative end to end functional testing.
  • commander star:196 Tool for testing cli applications on windows, linux and osx.
  • charlatan star:194 Tool to generate fake interface implementations for tests.
  • dbcleaner star:138 Clean database for testing purpose, inspired by database_cleaner in Ruby.
  • GoSpec star:112 BDD-style testing framework for the Go programming language.
  • got star:98 An enjoyable golang test framework.
  • wstest star:87 Websocket client for unit-testing a websocket http.Handler.
  • testcase star:82 Idiomatic testing framework for Behavior Driven Development.
  • gocrest star:81 Composable hamcrest-like matchers for Go assertions.
  • jsonassert star:79 Package for verifying that your JSON payloads are serialized correctly.
  • omg.testingtools The simple library for change a values of private fields for testing.
  • go-hit star:77 Hit is an http integration test framework written in golang.
  • restit star:55 Go micro framework to help writing RESTful API integration test.
  • gospecify star:52 This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
  • covergates star:47 Self-hosted code coverage report review and management service.
  • gherkingen star:43 BDD boilerplate generator and framework.
  • ginkgo BDD Testing Framework for Go.
  • gomatch star:41 library created for testing JSON against patterns.
  • gomega Rspec like matcher/assertion library.
  • dsunit star:39 Datastore testing for SQL, NoSQL, structured files.
  • assert star:38 Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
  • Hamcrest star:27 fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
  • apitest Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams.
  • flute star:16 HTTP client testing framework.
  • schema star:16 Quick and easy expression matching for JSON schemas used in requests and responses.
  • testsql star:12 Generate test data from SQL files before testing and clear it after finished.
  • gogiven star:11 YATSPEC-like BDD testing framework for Go.
  • biff star:10 Bifurcation testing framework, BDD compatible.
  • gosuite star:10 Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
  • badio star:9 Extensions to Go's testing/iotest package.
  • fixenv star:5 Fixture manage engine, inspired by pytest fixtures.
  • stop-and-go star:5 Testing helper for concurrency.
  • trial star:5 Quick and easy extendable assertions without introducing much boilerplate.
  • go-testpredicate star:4 Test predicate style assertions library with extensive diagnostics output.
  • Tt star:4 Simple and colorful test tools.

• Mock

  • gomock star:6980 Mocking framework for the Go programming language.
  • go-sqlmock star:4283 Mock SQL driver for testing database interactions.
  • mockery star:3414 Tool to generate Go interfaces.
  • hoverfly star:1862 HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
  • gock star:1594 Versatile HTTP mocking made easy.
  • httpmock star:1342 Easy mocking of HTTP responses from external resources.
  • counterfeiter star:644 Tool for generating self-contained mock objects.
  • genmock Go mocking system with code generator for building calls of the interface methods.
  • minimock star:449 Mock generator for Go interfaces.
  • go-txdb star:430 Single transaction based database driver mainly for testing purposes.
  • govcr star:102 HTTP mock for Golang: record and replay HTTP interactions for offline testing.
  • timex star:61 A test-friendly replacement for the native time package.
  • go-localstack star:42 Tool for using localstack in AWS testing.
  • mockhttp star:21 Mock object for Go http.ResponseWriter.
  • mockit star:8 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:4381 Randomized testing system.
  • gofuzz star:1254 Library for populating go objects with random values.
  • Tavor star:233 Generic fuzzing and delta-debugging framework.

• Selenium and browser control tools.

  • chromedp star:7461 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
  • rod star:2285 A Devtools driver to make web automation and scraping easy.
  • selenoid star:2131 alternative Selenium hub server that launches browsers within containers.
  • playwright-go star:755 browser automation library to control Chromium, Firefox and WebKit with a single API.
  • cdp star:600 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
  • ggr star:284 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

• Fail injection

  • failpoint star:659 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:3114 Formatters for time, numbers, and memory size to human readable format.
• gotabulate star:277 Easily pretty-print your tabular data with Go.
• align star:75 A general purpose application that aligns text.
• bytes Formats and parses numeric byte values (10K, 2M, 3G, etc.).
• go-fixedwidth star:62 Fixed-width text formatting (encoder/decoder with reflection).
• address star:45 Handles address representation, validation and formatting.
• textwrap star:2 Wraps text at end of lines. Implementation of textwrap module from Python.

Markup Languages

• blackfriday star:4911 Markdown processor in Go.
• github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
• toml star:3822 TOML configuration format (encoder/decoder with reflection).
• go-toml star:1184 Go library for the TOML format with query support and handy cli tools.
• mxj star:514 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
• htmlquery star:472 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
• html-to-markdown star:339 Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
• goq star:214 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
• bafi star:49 Universal JSON, BSON, YAML, XML translator to ANY format using templates.
• bbConvert star:6 Converts bbCode to HTML that allows you to add support for custom bbCode tags.
• go-output-format star:5 Output go structures into multiple formats (YAML/JSON/etc) in your command line app.

Parsers/Encoders/Decoders

• sh star:4629 Shell parser and formatter.
• gofeed star:1851 Parse RSS and Atom feeds in Go.
• when star:1142 Natural EN and RU language date/time parser with pluggable rules.
• commonregex star:803 A collection of common regular expressions for Go.
• gographviz star:467 Parses the Graphviz DOT language.
• omniparser star:438 A versatile ETL library that parses text input (CSV/txt/JSON/XML/EDI/X12/EDIFACT/etc) in streaming fashion and transforms data into JSON output using data-driven schema.
• go-nmea star:173 NMEA parser library for the Go language.
• sdp star:113 SDP: Session Description Protocol [RFC 4566].
• editorconfig-core-go star:93 Editorconfig file parser and manipulator for Go.
• go-vcard star:68 Parse and format vCard.
• did star:58 DID (Decentralized Identifiers) Parser and Stringer in Go.
• allot star:54 Placeholder and wildcard text parsing for CLI tools and bots.
• parth star:41 URL path segmentation parsing.
• gonameparts star:35 Parses human names into individual name parts.
• normalize star:27 Sanitize, normalize and compare fuzzy text.
• xj2go star:23 Convert xml or json to go struct.
• codetree star:20 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
• parseargs-go star:9 string argument parser that understands quotes and backslashes.
• ltsv star:7 High performance LTSV (Labeled Tab Separated Value) reader for Go.
• doi star:6 Document object identifier (doi) parser in Go.
• encdec star:5 Package provides a generic interface to encoders and decodersa.

Regular Expressions

• regroup star:105 Match regex expression named groups into go struct using struct tags and automatic parsing.
• goregen star:68 Library for generating random strings from regular expressions.
• genex star:64 Count and expand Regular Expressions into all matching Strings.
• go-wildcard star:13 Simple and lightweight wildcard pattern matching.

Sanitation

• bluemonday star:2249 HTML Sanitizer.
• gofuckyourself star:43 A sanitization-based swear filter for Go.

Scrapers

• colly star:16304 Fast and Elegant Scraping Framework for Gophers.
• GoQuery star:11298 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
• xurls star:886 Extract urls from text.
• dataflowkit star:517 Web scraping Framework to turn websites into structured data.
• gospider star:152 A simple golang spider/scraping framework,build a spider in 3 lines. migrated from goribot
• pagser star:55 Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
• Tagify star:20 Produces a set of tags from given source.

RSS

• podcast star:107 iTunes Compliant and RSS 2.0 Podcast Generator in Golang
• syndfeed star:8 A syndication feed for Atom 1.0 and RSS 2.0.

Utility/Miscellaneous

• go-runewidth star:427 Functions to get fixed width of the character or string.
• radix star:175 Fast string sorting algorithm.
• go-zero-width star:99 Zero-width character detection and removal for Go.
• petrovich star:37 Petrovich is the library which inflects Russian names to given grammatical case.
• kace star:17 Common case conversions covering common initialisms.
• TySug star:10 Alternative suggestions with respect to keyboard layouts.

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Third-party APIs

Libraries for accessing third party APIs.

• github star:8400 Go library for accessing the GitHub REST API v3.
• aws-sdk-go star:7548 The official AWS SDK for the Go programming language.
• slack star:3866 Slack API in Go.
• google star:2968 Auto-generated Google APIs for Go.
• discordgo star:2911 Go bindings for the Discord Chat API.
• google-cloud star:2815 Google Cloud APIs Go Client Library.
• minio-go star:1570 Minio Go Library for Amazon S3 compatible cloud storage.
• stripe star:1536 Go client for the Stripe API.
• go-twitter star:1432 Go client library for the Twitter v1.1 APIs.
• anaconda star:1111 Go client library for the Twitter 1.1 API.
• go-jira star:1097 Go client library for Atlassian JIRA
• facebook star:1053 Go Library that supports the Facebook Graph API.
• githubql star:864 Go library for accessing the GitHub GraphQL API v4.
• webhooks star:708 Webhook receiver for GitHub and Bitbucket.
• paypal star:475 Wrapper for PayPal payment API.
• geo-golang star:426 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
• ethrpc star:225 Go bindings for Ethereum JSON RPC API.
• Trello star:198 Go wrapper for the Trello API.
• twitter-scraper star:198 Scrape the Twitter Frontend API without authentication and limits.
• go-marathon star:195 Go library for interacting with Mesosphere's Marathon PAAS.
• lark star:138 Feishu/Lark Open API Go SDK, Support ALL Open API and Event Callback.
• Medium star:132 Golang SDK for Medium's OAuth2 API.
• gostorm star:128 GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells.
• go-trending star:119 Go library for accessing trending repositories and developers at Github.
• pushover star:115 Go wrapper for the Pushover API.
• wit-go star:115 Go client for wit.ai HTTP API.
• hipchat (xmpp) star:110 A golang package to communicate with HipChat over XMPP.
• hipchat star:104 This project implements a golang client library for the Hipchat API.
• cachet star:90 Go client library for Cachet (open source status page system).
• simples3 star:86 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
• go-lark star:85 An easy-to-use unofficial SDK for Feishu and Lark Open Platform.
• igdb star:74 Go client for the Internet Game Database API.
• gosip star:72 Go client library SharePoint API.
• circleci star:62 Go client library for interacting with CircleCI's API.
• gogtrends star:60 Google Trends Unofficial API.
• go-unsplash star:59 Go client library for the Unsplash.com API.
• clarifai star:55 Go client library for interfacing with the Clarifai API.
• megos star:54 Client library for accessing an Apache Mesos cluster.
• amazon-product-advertising-api star:51 Go Client Library for Amazon Product Advertising API.
• golang-tmdb star:51 Golang wrapper for The Movie Database API v3.
• ynab star:50 Go wrapper for the YNAB API.
• gads star:49 Google Adwords Unofficial API.
• uptimerobot star:46 Go wrapper and command-line client for the Uptime Robot v2 API.
• fcm star:45 Go library for Firebase Cloud Messaging.
• go-xkcd star:44 Go client for the xkcd API.
• go-yapla Go client library for the Yapla v2.0 API.
• GoMusicBrainz star:44 Go MusicBrainz WS2 client library.
• mixpanel star:43 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
• newsapi-go Go client for NewsAPI.
• go-atlassian star:42 Go library for accessing the Atlassian Cloud services (Jira, Jira Service Management, Jira Agile, Confluence, Admin Cloud)
• spotify star:42 Go Library to access Spotify WEB API.
• go-postman-collection star:41 Go module to work with Postman Collections (compatible with Insomnia).
• airtable star:37 Go client library for the Airtable API.
• golyrics star:37 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
• gami star:31 Go library for Asterisk Manager Interface.
• translate star:31 Go online translation package.
• gcm star:30 Go library for Google Cloud Messaging.
• patreon-go star:30 Go library for Patreon API.
• go-myanimelist star:26 Go client library for accessing the MyAnimeList API.
• google-play-scraper star:26 Get data from Google Play Store.
• lastpass-go star:26 Go client library for the LastPass API.
• steam star:25 Go Library to interact with Steam game servers.
• shopify star:22 Go Library to make CRUD request to the Shopify API.
• go-imgur star:21 Go client library for imgur
• go-twitch star:21 Go client for interacting with the Twitch v3 API.
• codeship-go star:18 Go client library for interacting with Codeship's API v2.
• brewerydb star:17 Go library for accessing the BreweryDB API.
• textbelt star:17 Go client for the textbelt.com txt messaging API.
• jokeapi-go star:15 Go client for JokeAPI.
• coinpaprika-go star:14 Go client library for interacting with Coinpaprika's API.
• go-hacknews star:14 Tiny Go client for HackerNews API.
• device-check-go star:12 Go client library for interacting with iOS DeviceCheck API v1.
• go-aws-news star:12 Go application and library to fetch what's new from AWS.
• google-analytics star:12 Simple wrapper for easy google analytics reporting.
• gopaapi5 star:11 Go Client Library for Amazon Product Advertising API 5.0.
• go-here star:10 Go client library around the HERE location based APIs.
• go-openproject star:10 Go client library for interacting with OpenProject API.
• smite star:10 Go package to wraps access to the Smite game API.
• bqwriter star:9 High Level Go Library to write data into Google BigQuery at a high throughout.
• gomalshare star:9 Go library MalShare API malshare.com
• go-sophos star:8 Go client library for the Sophos UTM REST API with zero dependencies.
• rrdaclient star:8 Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
• google-email-audit-api star:7 Go client library for Google G Suite Email Audit API.
• libgoffi star:7 Library adapter toolbox for native libffi integration
• tumblr star:7 Go wrapper for the Tumblr v2 API.
• go-sptrans star:6 Go client library for the SPTrans Olho Vivo API.
• go-swagger-ui star:6 Go library containing precompiled Swagger UI for serving swagger json.
• go-telegraph Telegraph publishing platform API client.
• zooz star:6 Go client for the Zooz API.
• go-chronos star:4 Go library for interacting with the Chronos Job Scheduler
• rawg-sdk-go star:4 Go library for the RAWG Video Games Database API
• kanka star:3 Go client for the Kanka API.
• appstore-sdk-go star:2 Unofficial Golang SDK for AppStore Connect API.
• go-restcountries star:2 Go library for the REST Countries API.
• dusupay-sdk-go star:1 Unofficial Dusupay payment gateway API Client for Go
• playlyfe star:1 The Playlyfe Rest API Go SDK.
• TripAdvisor star:1 Go wrapper for the TripAdvisor API.
• vl-go star:1 Go client library around the VerifID identity verification layer API.

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Utilities

General utilities and tools to make your life easier.

• fzf star:43386 Command-line fuzzy finder written in Go.
• hub star:21676 wrap git commands with additional functionality to interact with github from the terminal.
• ctop star:12611 Top-like interface (e.g. htop) for container metrics.
• sqlx star:11700 provides a set of extensions on top of the excellent built-in database/sql package.
• wuzz star:9938 Interactive cli tool for HTTP inspection.
• goreleaser star:9900 Deliver Go binaries as fast and easily as possible.
• usql star:7109 usql is a universal command-line interface for SQL databases.
• peco star:6841 Simplistic interactive filtering tool.
• lo star:4561 A Lodash like Go library based on Go 1.18+ Generics (map, filter, contains, find...)
• godropbox star:4014 Common libraries for writing Go services/applications from Dropbox.
• hystrix-go star:3587 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
• go-funk star:3429 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
• panicparse star:3051 Groups similar goroutines and colorizes stack dump.
• goreporter star:2977 Golang tool that does static analysis, unit testing, code review and generate code quality report.
• minify star:2940 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
• mc star:2083 Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
• mergo star:1903 Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
• Storm star:1868 Simple and powerful toolkit for BoltDB.
• mole star:1552 cli app to easily create ssh tunnels.
• filetype star:1511 Small package to infer the file type checking the magic numbers signature.
• boilr star:1447 Blazingly fast CLI tool for creating projects from boilerplate templates.
• create-go-app star:1340 A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
• jump star:1338 Jump helps you navigate faster by learning your habits.
• circuitbreaker star:987 Circuit Breakers in Go.
• git-time-metric star:895 Simple, seamless, lightweight time tracking for Git.
• immortal star:729 *nix cross-platform (OS agnostic) supervisor.
• hostctl star:722 A CLI tool to manage /etc/hosts with easy commands.
• mimetype star:704 Package for MIME type detection based on magic numbers.
• circuit star:637 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
• htcat star:548 Parallel and Pipelined HTTP GET Utility.
• scany star:526 Library for scanning data from a database into Go structs and more.
• ergo star:509 The management of multiple local services running over different ports made easy.
• koazee star:492 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
• godaemon star:487 Utility to write daemons.
• delve star:480 Go debugger.
• go-dry star:478 DRY (don't repeat yourself) package for Go.
• gopencils star:436 Small and simple package to easily consume REST APIs.
• request star:407 Go HTTP Requests for Humans™.
• gubrak star:398 Golang utility library with syntactic sugar. It's like lodash, but for golang.
• Deepcopier star:381 Simple struct copying for Go.
• clockwork star:380 A simple fake clock for golang.
• go-rate star:354 Timed rate limiter for Go.
• retry star:319 The most advanced functional mechanism to perform actions repetitively until successful.
• serve star:262 A static http server anywhere you need.
• gohper star:256 Various tools/modules help for development.
• scan star:251 Scan golang sql.Rows directly to structs, slices, or primitive types.
• util star:245 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
• go-trigger star:225 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
• gotenv star:213 Load environment variables from .env or any io.Reader in Go.
• grofer star:196 A system and resource monitoring tool written in Golang!
• mani star:189 CLI tool to help you manage multiple repositories.
• clipboard star:188 📋 cross-platform clipboard package in Go.
• go-bind-plugin star:179 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
• changie star:178 Automated changelog tool for preparing releases with lots of customization options.
• Death star:178 Managing go application shutdown with signals.
• pattern-match star:176 Pattern matching libray.
• toolbox star:175 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
• go-sitemap-generator star:173 XML Sitemap generator written in Go.
• rospo star:163 Simple and reliable ssh tunnels with embedded ssh server in Golang.
• rerun star:161 Recompiling and rerunning go apps when source changes.
• moldova star:160 Utility for generating random data based on an input template.
• apm star:156 Process manager for Golang applications with an HTTP API.
• countries star:154 Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standarts.
• robustly star:151 Runs functions resiliently, catching and restarting panics.
• chyle star:145 Changelog generator using a git repository with multiple configuration possibilities.
• onecache star:127 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
• go-bsdiff star:124 Pure Go bsdiff and bspatch libraries and CLI tools.
• lrserver star:120 LiveReload server for Go.
• nostromo star:112 CLI for building powerful aliases.
• cryptgo star:106 Crytpgo is a TUI based application written purely in Go to monitor and observe cryptocurrency prices in real time!
• sorty star:98 Fast Concurrent / Parallel Sorting.
• mongo-go-pagination star:96 Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
• mssqlx star:95 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
• goseaweedfs star:93 SeaweedFS client library with almost full features.
• xferspdy star:92 Xferspdy provides binary diff and patch library in golang.
• cmd star:89 Library for executing shell commands on osx, windows and linux.
• go-health star:87 Health package simplifies the way you add health check to your services.
• limiters star:87 Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
• repeat star:79 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
• pm star:76 Process (i.e. goroutine) manager with an HTTP API.
• mimemagic star:74 Pure Go ultra performant MIME sniffing library/utility.
• goval star:71 Evaluate arbitrary expressions in Go.
• netbug star:69 Easy remote profiling of your services.
• UNIS star:69 Common Architecture™ for String Utilities in Go.
• handy star:66 Many utilities and helpers like string handlers/formatters and validators.
• pgo star:64 Convenient functions for PHP community.
• goreadability star:63 Webpage summary extractor using Facebook Open Graph and arc90's readability.
• multitick star:63 Multiplexor for aligned tickers.
• filter star:62 provide filtering, sanitizing, and conversion of Go data.
• go-lock star:61 go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
• minquery star:59 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
• go-astitodo star:58 Parse TODOs in your GO code.
• golog star:55 Easy and lightweight CLI tool to time track your tasks.
• retry star:54 Simple and easy retry mechanism package for Go.
• copy-pasta star:50 Universal multi-workstation clipboard that uses S3 like backend for the storage.
• slice star:49 Type-safe functions for common Go slice operations.
• dbt star:47 A framework for running self-updating signed binaries from a central, trusted repository.
• beyond star:46 The Go tool that will drive you to the AOP world!
• golarm star:46 Fire alarms with system events.
• goback star:44 Go simple exponential backoff package.
• intrinsic star:44 Use x86 SIMD without writing any assembly code.
• retry-go star:44 Retrying made simple and easy for golang.
• gpath star:39 Library to simplify access struct fields with Go's expression in reflection.
• go-httpheader star:38 Go library for encoding structs into Header fields.
• equalizer star:36 Quota manager and rate limiter collection for Go.
• backscanner star:35 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
• gostrutils star:35 Collections of string manipulation and conversion functions.
• myhttp star:35 Simple API to make HTTP GET requests with timeout support.
• evaluator star:33 Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend.
• slicer star:33 Makes working with slices easier.
• rclient star:32 Readable, flexible, simple-to-use client for REST APIs.
• set star:29 Performant and flexible struct mapping and loose type conversion.
• shutdown star:29 App shutdown hooks for os.Signal handling.
• sshman star:29 SSH Manager for authorized_keys files on multiple remote servers.
• tome star:29 Tome was designed to paginate simple RESTful APIs.
• throttle star:28 Throttle is an object that will perform exactly one action per duration.
• pointer star:27 Package pointer contains helper routines for simplifying the creation of optional fields of basic type.
• ugo star:26 ugo is slice toolbox with concise syntax for Go.
• generate star:25 runs go generate recursively on a specified path or environment variable and can filter by regex.
• ghokin star:24 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
• goplaceholder star:24 a small golang lib to generate placeholder images.
• rerate star:23 Redis-based rate counter and rate limiter for Go.
• mimesniffer star:20 A MIME type sniffer for Go.
• structs star:20 Implement simple functions to manipulate structs.
• ctxutil star:18 A collection of utility functions for contexts.
• filler star:16 small utility to fill structs using "fill" tag.
• rest-go star:16 A package that provide many helpful methods for working with rest api.
• copy star:15 Package for fast copying structs of different types.
• cvt star:15 Easy and safe convert any value to another type.
• dlog star:15 Compile-time controlled logger to make your release smaller without removing debug calls.
• go-convert star:15 Package go-convert enables you to convert a value into another type.
• okrun star:15 go run error steamroller.
• jsend star:14 JSend's implementation writen in Go.
• command star:13 Command pattern for Go with thread safe serial and parallel dispatcher.
• ptr star:13 Package that provide functions for simplified creation of pointers from constants of basic types.
• go-problemdetails star:12 Go package for working with Problem Details.
• go-type star:12 Library providing Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.
• silk star:11 Read silk netflow files.
• retry star:10 A pretty simple library to ensure your work to be done.
• go-countries star:9 Lightweight lookup over ISO-3166 codes.
• statiks star:9 Fast, zero-configuration, static HTTP filer server.
• go-clip star:8 A minimalistic clipboard manager for Mac.
• retry star:8 A simple but highly configurable retry package for Go.
• sliceconv star:8 Slice conversion between primitive types.
• blank star:7 Verify or remove blanks and whitespace from strings.
• go-actuator star:6 Production ready features for Go based web frameworks.
• nfdump star:6 Read nfdump netflow files.
• bleep star:5 Perform any number of actions on any set of OS signals in Go.
• go-pkg star:5 A go toolkit.
• go-safe star:5 Panic-safe sandbox.
• lets-go star:3 Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
• olaf star:3 Twitter Snowflake implemented in Go.
• tik star:3 Simple and easy timing wheel package for Go.
• goctx star:2 Get your context value with high performance.
• objwalker star:1 Walk by go objects with reflection.
• reflectutils star:1 Helpers for working with reflection: struct tag parsing; recursive walking; fill value from string.

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UUID

Libraries for working with UUIDs.

• uuid star:3482 Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
• xid star:2659 Xid is a globally unique id generator library, ready to be safely used directly in your server code.
• ulid star:2627 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
• uniq No hassle safe, fast unique identifiers with commands.
• uuid star:1099 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
• wuid star:458 An extremely fast unique number generator, 10-135 times faster than UUID.
• sno star:62 Compact, sortable and fast unique IDs with embedded metadata.
• nanoid star:46 A tiny and efficient Go unique string ID generator.
• goid star:31 Generate and Parse RFC4122 compliant V4 UUIDs.
• uuid star:14 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
• gouid star:13 Generate cryptographically secure random string IDs with just one allocation.
• goflake star:10 A small, scalable, & serverless unique ID generator for use in distributed systems. Inspired by Twitters Snowflake.

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Validation

Libraries for validation.

• validator star:10068 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
• govalidator star:5306 Validators and sanitizers for strings, numerics, slices and structs.
• ozzo-validation star:2622 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:1078 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
• validate star:533 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
• checkdigit star:88 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
• terraform-validator star:76 A norms and conventions validator for Terraform.
• validate star:66 This package provides a framework for writing validations for Go applications.
• jio star:64 jio is a json schema validator similar to joi.
• gody star:55 🎈 A lightweight struct validator for Go.
• govalid star:25 Fast, tag-based validation for structs.
• Validator star:2 A lightweight model validator written in Go.Contains VFs:Min, Max, MinLength, MaxLength, Length, Enum, Regex.

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Version Control

Libraries for version control.

• go-git star:3281 highly extensible Git implementation in pure Go.
• glab star:1832 An open-source GitLab command line tool bringing GitLab's cool features to your command line.
• git2go star:1718 Go bindings for libgit2.
• hercules star:1714 gaining advanced insights from Git repository history.
• gh star:76 Scriptable server and net/http middleware for GitHub Webhooks.
• go-vcs star:73 manipulate and inspect VCS repositories in Go.
• githooks star:38 Per-repo and shared Git hooks with version control and auto update.
• froggit-go star:13 Froggit-Go is a Go library, allowing to perform actions on VCS providers.
• hgo star:13 Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

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Video

Libraries for manipulating video.

• goav star:1845 Comprehensive Go bindings for FFmpeg.
• m3u8 star:916 Parser and generator library of M3U8 playlists for Apple HLS.
• gmf star:750 Go bindings for FFmpeg av* libraries.
• go-astits star:415 Parse and demux MPEG Transport Streams (.ts) natively in GO.
• go-astisub star:384 Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
• libvlc-go star:290 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
• gortsplib star:219 Pure Go RTSP server and client library.
• gst star:166 Go bindings for GStreamer.
• go-m3u8 star:89 Parser and generator library for Apple m3u8 playlists.
• v4l star:66 Video capture library for Linux, written in Go.
• libgosubs star:18 Subtitle format support for go. Supports .srt, .ttml, and .ass.
• go-mpd star:11 Parser and generator library for MPEG-DASH manifest files.

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Web Frameworks

Full stack web frameworks.

• Gin star:57350 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:27961 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:22056 High performance, minimalist Go web framework.
• Fiber star:19412 An Express.js inspired web framework build on Fasthttp.
• Revel star:12524 High-productivity web framework for the Go language.
• Goa star:4628 Goa provides a holistic approach for developing remote APIs and microservices in Go.
• Gizmo star:3598 Microservice toolkit used by the New York Times.
• go-json-rest star:3494 Quick and easy way to setup a RESTful JSON API.
• Macaron star:3270 Macaron is a high productive and modular design web framework in Go.
• utron star:2217 Lightweight MVC framework for Go(Golang).
• tigertonic star:998 Go framework for building JSON web services inspired by Dropwizard.
• Goyave star:972 Feature-complete REST API framework aimed at clean code and fast development, with powerful built-in functionalities.
• tango star:835 Micro & pluggable web framework for Go.
• Gearbox star:622 A web framework written in Go with a focus on high performance and memory optimization.
• Aero star:449 High-performance web framework for Go, reaches top scores in Lighthouse.
• gongular star:448 Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
• neo star:416 Neo is minimal and fast Go Web Framework with extremely simple API.
• Air star:413 An ideally refined web framework for Go.
• mango star:363 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
• Gondola star:309 The web framework for writing faster sites, faster.
• Flamingo Commerce star:302 Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
• Flamingo star:287 Framework for pluggable web projects. Including a concept for modules and offering features for DI, Configareas, i18n, template engines, graphql, observability, security, events, routing & reverse routing etc.
• Golf star:254 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:234 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:212 Gin parameter automatic binding tool,gin rpc tools.
• uAdmin star:184 Fully featured web framework for Golang, inspired by Django.
• rk-boot star:182 A bootstrapper library for building enterprise go microservice with Gin and gRPC quickly and easily.
• hiboot star:167 hiboot is a high performance web application framework with auto configuration and dependency injection support.
• Huma Framework for modern REST/GraphQL APIs with built-in OpenAPI 3, generated documentation, and a CLI.
• go-rest star:125 Small and evil REST framework for Go.
• appy star:116 An opinionated productive web framework that helps scaling business easier.
• patron star:94 Patron is a microservice framework following best cloud practices with a focus on productivity.
• Microservice star:92 The framework for the creation of microservices, written in Golang.
• vox star:76 A golang web framework for humans, inspired by Koa heavily.
• rux star:75 Simple and fast web framework for build golang HTTP applications.
• Golax star:73 A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
• aah Scalable, performant, rapid development Web framework for Go.
• YARF star:65 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
• Fireball star:57 More "natural" feeling web framework.
• goa star:46 goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware.
• GoTuna star:39 Minimalistic web framework for Go with mux router, middlewares, sessions, templates, embedded views and static files.
• Resoursea star:32 REST framework for quickly writing resource based services.
• REST Layer Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
• rex star:32 Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
• goweb star:29 Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS.
• Banjo star:19 Very simple and fast web framework for Go.
• anoweb star:3 The lightweight and powerful web framework using the new way for Go.Another go the way.

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Middlewares

Actual middlewares

• Tollbooth star:2143 Rate limit HTTP request handler.
• CORS star:2052 Easily add CORS capabilities to your API.
• Limiter star:1529 Dead simple rate limit middleware for Go.
• go-server-timing star:829 Add/parse Server-Timing header.
• go-fault star:424 Fault injection middleware for Go.
• ln-paywall star:121 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
• XFF star:89 Handle X-Forwarded-For header and friends.
• formjson star:36 Transparently handle JSON input as a standard form POST.
• rk-grpc star:31 Middleware for gRPC with logging, metrics, auth, tracing etc.
• rk-gin star:28 Middleware for Gin framework with logging, metrics, auth, tracing etc.
• client-timing star:19 An HTTP client for Server-Timing header.
• mid star:4 Miscellaneous HTTP middleware features: idiomatic error return from handlers; receive/respond with JSON data; request tracing; and more.

Libraries for creating HTTP middlewares

• negroni star:7168 Idiomatic HTTP middleware for Golang.
• alice star:2530 Painless middleware chaining for Go.
• render star:1587 Go package for easily rendering JSON, XML, and HTML template responses.
• stats star:585 Go middleware that stores various information about your web application.
• interpose star:295 Minimalist net/http middleware for golang.
• renderer star:236 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:100 Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
• rye star:97 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
• mediary star:78 add interceptors to http.Client to allow dumping/shaping/tracing/... of requests/responses.
• chain star:64 Handler wrapper chaining with scoped data (net/context-based "middleware").
• go-wrap star:59 Small middlewares package for net/http.
• catena star:8 http.Handler wrapper catenation (same API as "chain").

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Routers

• mux star:16317 Powerful URL router and dispatcher for golang.
• httprouter star:13891 High performance router. Use this and the standard http handlers to form a very high performance web framework.
• chi star:11216 Small, fast and expressive HTTP router built on net/context.
• gocraft/web star:1466 Mux and middleware package in Go.
• Bone star:1280 Lightning Fast HTTP Multiplexer.
• Goji star:895 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
• fasthttprouter star:868 High performance router forked from httprouter. The first router fit for fasthttp.
• httptreemux star:532 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
• xujiajun/gorouter star:521 A simple and fast HTTP router for Go.
• ozzo-routing star:429 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
• lars star:387 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
• Siesta star:352 Composable framework to write middleware and handlers.
• vestigo star:268 Performant, stand-alone, HTTP compliant URL Router for go web applications.
• gowww/router star:160 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
• pure star:123 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
• alien star:122 Lightweight and fast http router from outer space.
• GoRouter star:122 GoRouter is a Server/API micro framework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
• violetear star:105 Go HTTP router.
• Bxog star:102 Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters.
• xmux star:94 High performance muxer based on httprouter with net/context support.
• bellt star:53 A simple Go HTTP router.
• ngamux star:51 Simple HTTP router for Go.
• goblin star:22 A golang http router based on trie tree.
• FastRouter star:20 a fast, flexible HTTP router written in Go.
• router star:16 GoLobby Router is a lightweight yet powerful HTTP router for the Go programming language.
• goroute star:7 Simple yet powerful HTTP request multiplexer.
• nchi star:1 chi-like router built on httprouter with dependency injection based middleware wrappers

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WebAssembly

• tinygo star:9642 Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
• dom star:446 DOM library.
• go-canvas star:161 Library to use HTML5 Canvas, with all drawing within go code.
• wasmbrowsertest star:118 Run Go WASM tests in your browser.
• webapi star:105 Bindings for DOM and HTML generated from WebIDL.
• vert star:65 Interop between Go and JS values.

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Windows

• go-ole star:845 Win32 OLE implementation for golang.
• d3d9 star:129 Go bindings for Direct3D9.
• gosddl star:8 Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL.

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XML

Libraries and tools for manipulating XML.

• zek star:552 Generate a Go struct from XML.
• xpath star:469 XPath package for Go.
• xquery star:156 XQuery lets you extract data from HTML/XML documents using XPath expression.
• xml2map star:37 XML to MAP converter written Golang.
• xmlwriter star:21 Procedural XML generation API based on libxml2's xmlwriter module.
• XML-Comp star:16 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:1849 Container Signing, Verification and Storage in an OCI registry.
• Spire star:1079 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:53 Go implementation of the in-toto (provides a framework to protect the integrity of the software supply chain) python reference implementation.
• Spiffe-Vault star:17 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:3940 Golint is a linter for Go source code.
• Golint online Lints online Go source files on GitHub, Bitbucket and Google Project Hosting using the golint package.
• errcheck star:1814 Errcheck is a program for checking for unchecked errors in Go programs.
• go-critic star:1267 source code linter that brings checks that are currently not implemented in other linters.
• gcvis star:1054 Visualise Go program GC trace data in real time.
• php-parser star:863 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#.
• GoPlantUML star:856 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.
• goast-viewer star:597 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:571 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:567 An easy way to find outdated dependencies of your Go projects.
• todocheck star:380 Static code analyser which links TODO comments in code with issues in your issue tracker.
• golines star:368 Formatter that automatically shortens long lines in Go code.
• unconvert star:315 Remove unnecessary type conversions from Go source.
• unused unused checks Go code for unused constants, variables, functions and types.
• dupl star:276 Tool for code clone detection.
• tickgit star:276 CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
• gostatus star:244 Command line tool, shows the status of repositories that contain Go packages.
• apicompat star:177 Checks recent changes to a Go project for backwards incompatible changes.
• go-checkstyle star:120 checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments.
• lint star:66 Run linters as part of go test.
• validate star:59 Automatically validates struct fields with tags.
• go-outdated star:44 Console application that displays outdated packages.
• ChainJacking star:19 Find which of your Go lang direct GitHub dependencies is susceptible to ChainJacking attack.
• tarp star:14 tarp finds functions and methods without direct unit tests in Go source code.
• golang-ifood-sdk star:8 iFood API SDK.

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Editor Plugins

Plugin for text editors and IDEs.

• vim-go star:14420 Go development plugin for Vim.
• gocode star:4957 Autocompletion daemon for the Go programming language.
• GoSublime star:3425 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
• vscode-go star:2516 Extension for Visual Studio Code (VS Code) which provides support for the Go language.
• go-plus star:1510 Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
• go-mode star:1234 Go mode for GNU/Emacs.
• coc-go language server extension for Vim/Neovim star:441 This plugin adds gopls features to Vim/Neovim.
• Watch star:190 Runs a command in an acme win on file changes.
• goimports-reviser star:115 Formatting tool for imports.
• goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
• vim-compiler-go star:87 Vim plugin to highlight syntax errors on save.
• go-language-server star:31 A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
• gounit-vim star:22 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:3867 Generate Go tests from your source code.
• genny star:1634 Elegant generics for Go.
• re2dfa star:191 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:145 XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
• hasgo star:115 Generate Haskell inspired functions for your slices.
• gonerics star:113 Idiomatic Generics in Go.
• gocontracts star:80 brings design-by-contract to Go by synchronizing the code with the documentation.
• gounit star:61 Generate Go tests using your own templates.
• generic star:42 flexible data type for Go.
• godal star:11 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:7445 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
• OctoLinker star:4921 Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
• go-callvis star:3978 Visualize call graph of your Go program using dot format.
• depth star:712 Visualize dependency trees of any package by analyzing imports.
• richgo star:672 Enrich go test outputs with text decorations.
• rts star:229 RTS: response to struct. Generates Go structs from server responses.
• godbg star:184 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.
• typex star:141 Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
• colorgo star:110 Wrapper around go command for colorized go build output.
• gothanks star:109 GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
• roumon star:76 Monitor current state of all active goroutines via a command line interface.
• igo star:51 An igo to go transpiler (new language features for Go language!)
• go-james star:50 Go project skeleton creator, builds and tests your projects without the manual setup.
• go-pkg-complete star:39 Bash completion for go and wgo.
• generator-go-lang star:24 A Yeoman generator to get new Go projects started.
• docs star:11 Automatically generate RESTful API documentation for GO projects - aligned with Open API Specification standard.
• gotestdox star:4 Show Go test results as readable sentences.
• modver star:2 Compare two versions of a Go module to check the version-number change required (major, minor, or patchlevel), according to semver rules.

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Software Packages

Software written in Go.

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DevOps Tools

• kubernetes star:87203 Container Cluster Manager from Google.
• Moby star:62725 Collaborative project for the container ecosystem to assemble container-based systems.
• traefik star:37507 Reverse proxy and load balancer with support for multiple backends.
• Gitea star:29255 Fork of Gogs, entirely community driven.
• gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
• Vegeta star:19342 HTTP load testing tool and library. It's over 9000!
• Packer star:13616 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
• Hey star:13214 Hey is a tiny program that sends some load to a web application.
• webhook star:7581 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:7189 GVM provides an interface to manage Go versions.
• gaia star:4620 Build powerful pipelines in any programming language.
• ko star:4329 Command line tool for building and deploying Go applications on Kubernetes
• gox star:4229 Dead simple, no frills Go cross compile tool.
• Ddosify star:3816 High-performance load testing tool, written in Golang.
• bombardier star:3459 Fast cross-platform HTTP benchmarking tool.
• bosun star:3269 Time Series Alerting Framework.
• Pomerium star:3013 Pomerium is an identity-aware access proxy.
• script star:2558 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
• Mizu star:2521 API traffic viewer for Kubernetes enabling you to view all API communication between microservices, multiprotocol support: HTTP1.1, HTTP/2, AMQP, Kafka, Redis.
• kala star:1793 Simplistic, modern, and performant job scheduler.
• fac star:1748 Command-line user interface to fix git merge conflicts.
• goxc star:1677 build tool for Go, with a focus on cross-compiling and packaging.
• StatusOK star:1541 Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
• s3gof3r star:1118 Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
• s5cmd star:1016 Blazing fast S3 and local filesystem execution tool.
• go-selfupdate star:958 Enable your Go applications to self update.
• ghorg star:811 Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, Gitea, and Bitbucket.
• skm star:763 SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
• Scaleway-cli star:742 Manage BareMetal Servers from Command Line (as easily as with Docker).
• uTask star:631 Automation engine that models and executes business processes declared in yaml.
• kool star:590 Command line tool for managing Docker environments as an easy way.
• kwatch star:579 Monitor & detect crashes in your Kubernetes(K8s) cluster instantly.
• cassowary star:578 Modern cross-platform HTTP load-testing tool written in Go.
• aurora star:556 Cross-platform web-based Beanstalkd queue server console.
• govvv star:524 “go build” wrapper to easily add version information into Go binaries.
• gonative star:329 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.
• Pewpew star:329 Flexible HTTP command line stress tester.
• trubka star:317 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.
• jcli star:316 Jenkins CLI allows you manage your Jenkins as an easy way.
• Mora star:302 REST server for accessing MongoDB documents and meta data.
• lstags star:286 Tool and API to sync Docker images across different registries.
• Balerter star:254 A self-hosted script-based alerting manager.
• manssh star:246 manssh is a command line tool for managing your ssh alias config easily.
• dogo star:243 Monitoring changes in the source file and automatically compile and run (restart).
• easyssh-proxy star:234 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
• godbg star:225 Web-based gdb front-end application.
• Gogs A Self Hosted Git Service in the Go Programming Language.
• Blast star:204 A simple tool for API load testing and batch jobs.
• terraform-provider-openapi star:192 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.
• gobrew star:187 gobrew lets you easily switch between multiple versions of go.
• abbreviate star:178 abbreviate is a tool turning long strings in to shorter ones with configurable seperaters, for example to embed branch names in to deployment stack IDs.
• kcli star:172 Command line tool for inspecting kafka topics/partitions/messages.
• ostent star:172 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
• grapes star:154 Lightweight tool designed to distribute commands over ssh with ease.
• winrm-cli star:137 Cli tool to remotely execute commands on Windows machines.
• Dockerfile-Generator star:125 A go library and an executable that produces valid Dockerfiles using various input channels.
• drone-scp star:98 Copy files and artifacts via SSH using a binary, docker or Drone CI.
• s3-proxy star:93 S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
• go-furnace star:87 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
• Mantil star:63 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.
• Dropship star:59 Tool for deploying code via cdn.
• drone-jenkins star:33 Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
• docker-go-mingw star:32 Docker image for building Go binaries for Windows with MinGW toolchain.
• Rodent star:31 Rodent helps you manage Go versions, projects and track dependencies.
• awsenv star:29 Small binary that loads Amazon (AWS) environment variables for a profile.
• lwc star:27 A live-updating version of the UNIX wc command.
• DepCharge star:21 Helps orchestrating the execution of commands across the many dependencies in larger projects.
• httpref star:21 httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports.
• sg star:7 Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
• aptly star:4 aptly is a Debian repository management tool.

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Other Software

• croc star:18940 Easily and securely send files or folders from one computer to another.
• Docker Open platform for distributed applications for developers and sysadmins.
• restic star:16421 De-duplicating backup program.
• Gor star:15412 Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
• Seaweed File System star:14164 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
• toxiproxy star:7949 Proxy to simulate network and system conditions for automated tests.
• tsuru Extensible and open source Platform as a Service software.
• Comcast star:7814 Simulate bad network connections.
• confd star:7751 Manage local application configuration files using templates and data from etcd or consul.
• LiteIDE star:6796 LiteIDE is a simple, open source, cross-platform Go IDE.
• drive star:6350 Google Drive client for the commandline.
• nes star:5013 Nintendo Entertainment System (NES) emulator written in Go.
• Duplicacy star:4080 A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
• scc star:3299 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
• myLG star:2562 Command Line Network Diagnostic tool written in Go.
• GoBoy star:2425 Nintendo Game Boy Color emulator written in Go.
• Stack Up star:2331 Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
• lgo star:2232 Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
• limetext Lime Text is a powerful and elegant text editor primarily developed in Go that aims to be a Free and open-source software successor to Sublime Text.
• Circuit star:1944 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:1798 Powerful telemetry framework.
• borg star:1540 Terminal based search engine for bash snippets.
• Documize star:1527 Modern wiki software that integrates data from SaaS tools.
• blocky star:1444 Fast and lightweight DNS proxy as ad-blocker for local network with many features.
• shell2http star:910 Executing shell commands via http server (for prototyping or remote control).
• Go Package Store star:886 App that displays updates for the Go packages in your GOPATH.
• vFlow star:879 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
• Plik star:858 Plik is a temporary file upload system (Wetransfer like) in Go.
• peg star:846 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
• Leaps star:717 Pair programming service using Operational Transforms.
• gfile star:658 Securely transfer files between two computers, without any third party, over WebRTC.
• Guora star:583 A self-hosted Quora like web application written in Go.
• Gebug star:571 A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
• gocc star:525 Gocc is a compiler kit for Go written in Go.
• mockingjay star:515 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:447 Video streaming torrent client.
• goblin Golang binaries in a curl, built by goblins.
• ipe star:347 Open source Pusher server implementation compatible with Pusher client libraries written in GO.
• ide star:329 Browser accessible IDE. Designed for Go with Go.
• tcpprobe star:321 TCP tool for network performance and path monitoring, including socket statistics.
• woke star:310 Detect non-inclusive language in your source code.
• wellington star:299 Sass project management tool, extends the language with sprite functions (like Compass).
• Cherry star:275 Tiny webchat server in Go.
• Neo-cowsay star:198 🐮 cowsay is reborn. for a New Era.
• tcpdog star:180 eBPF based TCP observability.
• joincap star:172 Command-line utility for merging multiple pcap files together.
• Juju Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
• Orbit star:168 A simple tool for running commands and generating files from templates.
• Better Go Playground Go playground with syntax highlight, code completion and other features.
• vaku star:132 CLI & API for folder-based functions in Vault like copy, move, and search.
• stew star:93 An independent package manager for compiled binaries.
• syncthing Open, decentralized file synchronization tool and protocol.
• dp star:86 Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
• boxed star:75 Dropbox based blog engine.
• crawley star:55 Web scraper/crawler for cli.
• naclpipe star:22 Simple NaCL EC25519 based crypto pipe tool written in Go.
• term-quiz star:22 Quizzes for your terminal.
• Snitch star:15 Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
• GoDocTooltip star:12 Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
• GoLand Full featured cross-platform Go IDE.
• hoofli star:3 Generate PlantUML diagrams from Chrome or Firefox network inspections.
• hugo Fast and Modern Static Website Engine.
• protoncheck star:3 ProtonMail module for waybar/polybar/yabar/i3blocks.

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Resources

Where to discover new Go libraries.

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Benchmarks

• go-web-framework-benchmark star:1660 Go web framework benchmark.
• go-http-routing-benchmark star:1548 Go HTTP request router benchmark and comparison.
• go_serialization_benchmarks star:1272 Benchmarks of Go serialization methods.
• skynet star:1007 Skynet 1M threads microbenchmark.
• speedtest-resize star:214 Compare various Image resize algorithms for the Go language.
• go-benchmarks star:143 Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
• gospeed star:108 Go micro-benchmarks for calculating the speed of language constructs.
• autobench star:92 Framework to compare the performance between different Go versions.
• golang-sql-benchmark star:61 Collection of benchmarks for popular Go database/SQL utilities.
• gocostmodel star:57 Benchmarks of common basic operations for the Go language.
• kvbench star:24 Key/Value database benchmark.
• go-benchmark-app star:22 Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
• go-ml-benchmarks star:21 benchmarks for machine learning inference in Go.
• go-json-benchmark star:6 Go JSON benchmark.

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Conferences

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

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E-Books

E-books for purchase

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

Free e-books

• A Go Developer's Notebook
• An Introduction to Programming in Go
• Build Web Application with Golang
• Building Web Apps With Go
• Go 101 A book focusing on Go syntax/semantics and all kinds of details.
• Go Bootcamp
• GoBooks star:12003 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:2435 Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
• gopher-logos star:100 adorable gopher logos.
• Go-gopher-Vector star:48 Go gopher Vector Data [.ai, .svg].
• gopher-stickers
• gophericons
• gophers star:2705 Free gophers.
• gophers star:2589 Gopher artworks by Ashley McNamara.
• gopherize.me star:565 Gopherize yourself.
• gophers star:101 Gopher amigurumi toy pattern.
• gophers star:55 random gopher graphics.
• gophers star:16 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 Joinville - Brazil
• Golang Kathmandu
• Golang Korea
• Golang Lima - Peru
• Golang Lyon
• Golang Marseille
• Golang Melbourne
• Golang Mountain View
• Golang New York
• 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:28754 List of other amazingly awesome lists.
• Awesome Remote Job star:21984 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
• Awesome Golang Workshops star:461 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.
• Lille Gophers Golang talks community in Lille, France (@LilleGophers).
• 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 exclusivly for Golang related Roles.
• Golang Flow Post Updates, News, Packages and more.
• Golang News Links and news about Go programming.
• Golang Resources A curation of the best articles, exercises, talks and videos to learn Go.
• awesome-go-extra star:20 Parse awesome-go README file and generate a new README file with repo info.
• Coding Mystery Solve exciting escape-room-inspired programming challenges using Go.
• CodinGame Learn Go by solving interactive tasks using small games as practical examples.
• Go Blog The official Go blog.
• Go Code Club A group of Gophers read and discuss a different Go project every week.
• Go Community on Hashnode Community of Gophers on Hashnode.
• Go Forum Forum to discuss Go.
• Go In 5 Minutes 5 minute screencasts focused on getting one thing done.
• Go Projects List of projects on the Go community wiki.
• Go Proverbs Go Proverbs by Rob Pike.
• Go Report Card A report card for your Go package.
• go.dev A hub for Go developers.
• Awesome Go @LibHunt Your go-to Go Toolbox.
• Made with Golang
• r/Golang News about Go.
• studygolang The community of studygolang in China.
• Trending Go repositories on GitHub today Good place to find new Go libraries.
• TutorialEdge - Golang

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Tutorials

• Build web application with Golang star:39958 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.
• Go Cheat Sheet star:6343 Go's reference card.
• Go database/sql tutorial Introduction to database/sql.
• Go Language Tutorial Learn Go language Tutorial.
• Go Playground for iOS Interactively edit & play Go snippets on your mobile device.
• Go Tutorial Learn Go programming.
• Ethereum Development with Go star:1265 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.
• Design Patterns in Go star:71 Collection of programming design patterns implemented in Go.
• Debugged.it Go patterns star:1 Advanced Go patterns with ready-to-run examples.
• Go WebAssembly Tutorial - Building a Simple Calculator
• go-patterns star:18698 Curated list of Go design patterns, recipes and idioms.
• Learn Go with TDD star:17224 Learn Go with test-driven development.
• Learning Go by examples Serie of article in order to learn Golang language by concrete applications as example.
• Learning Golang - From zero to hero Getting started with golang for beginner.
• package main YouTube channel about Programming in Go.
• Programming with Google Go Coursera Specialization to learn about Go from scratch.
• Saving a Third of Our Memory by Re-ordering Go Struct Fields How inefficient field ordering in Go structs.
• Learn Go with 1000+ Exercises star:13139 Learn Go with thousands of examples, exercises, and quizzes.
• Golang for Node.js Developers star:2911 Examples of Golang compared to Node.js for learning.
• Golang Tutorial Guide A List of Free Courses to Learn the Go Programming Language.
• Golangbot Tutorials to get started with programming in Go.
• GolangCode Collection of code snippets and tutorials to help tackle every day issues.
• GopherSnippets Code snippets with tests and testable examples for the Go programming language.
• Gosamples Collection of code snippets that let you solve everyday code problems.
• Hackr.io Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
• How to Benchmark: dbq vs sqlx vs GORM Learn how to benchmark in Go. As a case-study, we will benchmark dbq, sqlx and GORM.
• How To Deploy a Go Web Application with Docker Learn how to use Docker for Go development and how to build production Docker images.
• How to Use Godog for Behavior-driven Development in Go Get started with Godog — a Behavior-driven development framework for building and testing Go applications.
• Implementing CRUD in Golang REST API with Mux & GORM Building a CRUD Golang REST API from scratch using MUX, GORM, MySQL, Viper and clean folder seperation. Entire source code is also included!
• go-clean-template star:622 Clean Architecture template for Golang services.
• goapp star:428 An opinionated guideline to structure & develop a Go web application/service.
• The world’s easiest introduction to WebAssembly with Golang
• Working with Go star:1158 Intro to go for experienced programmers.
• Your basic Go Huge collection of tutorials and how to's.

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