Awesome Go

This project is awesome-go Chinese version, last sync time : 2020-11-23 11:32:49(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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	There was an update last week。You can basically determine that the current library is in an actively maintained state。
	Not updated in last year。Reflects that the maintenance of the library is not high enthusiasm, use should be careful。
	The project has been archived。
	This project contains Chinese documents。
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Explain

中文 | English

We have no monthly cost, but we have employees working hard to maintain the Awesome Go, with money raised we can repay the effort of each person involved! All billing and distribution will be open to the entire community.

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

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If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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

  • Audio and Music
  • Authentication and OAuth
  • Bot Building
  • Command Line
  • Configuration
  • Continuous Integration
  • CSS Preprocessors
  • Data Structures
  • Database
  • Database Drivers
  • Date and Time
  • Distributed Systems
  • Dynamic DNS
  • Email
  • Embeddable Scripting Languages
  • Error Handling
  • File Handling
  • Financial
  • Forms
  • Functional
  • Game Development
  • Generation and Generics
  • Geographic
  • Go Compilers
  • Goroutines
  • GUI
  • Hardware
  • Images
  • IoT
  • Job Scheduler
  • JSON
  • Logging
  • Machine Learning
  • Messaging
  • Microsoft Office
    • Microsoft Excel
  • Miscellaneous
    • Dependency Injection
    • Project Layout
    • Strings
    • Uncategorized
  • Natural Language Processing
  • 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
  • Third-party APIs
  • Utilities
  • UUID
  • Validation
  • Version Control
  • Video
  • Web Frameworks
    • Middlewares
      • Actual middlewares
      • Libraries for creating HTTP middlewares
    • Routers
  • WebAssembly
  • Windows
  • XML

• Tools

  • Code Analysis
  • Editor Plugins
  • Go Generate Tools
  • Go Tools
  • Software Packages
    • DevOps Tools
    • Other Software

• Resources

  • Benchmarks
  • Conferences
  • E-Books
  • Gophers
  • Meetups
  • Style Guides
  • Twitter
  • Websites
    • Tutorials

Audio and Music

Libraries for manipulating audio.

• Oto star:699 A low-level library to play sound on multiple platforms.
• PortAudio star:410 Go bindings for the PortAudio audio I/O library.
• music-theory star:323 Music theory models in Go.
• waveform star:305 Go package capable of generating waveform images from audio streams.
• portmidi star:248 Go bindings for PortMidi.
• id3v2 star:170 ID3 decoding and encoding library for Go.
• flac star:138 Native Go FLAC encoder/decoder with support for FLAC streams.
• mix star:133 Sequence-based Go-native audio mixer for music apps.
• malgo star:128 Mini audio library.
• go-sox star:116 libsox bindings for go.
• mp3 star:112 Native Go MP3 decoder.
• GoAudio star:91 Native Go Audio Processing Library.
• gaad star:78 Native Go AAC bitstream parser.
• minimp3 star:52 Lightweight MP3 decoder library.
• vorbis star:28 "Native" Go Vorbis decoder (uses CGO, but has no dependencies).
• gosamplerate star:10 libsamplerate bindings for go.

Authentication and OAuth

Libraries for implementing authentications schemes.

• jwt-go star:8625 Golang implementation of JSON Web Tokens (JWT).
• casbin star:8140 Authorization library that supports access control models like ACL, RBAC, ABAC.
• oauth2 star:3371 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
• goth star:2948 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
• authboss star:2432 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.
• loginsrv star:1700 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
• go-jose star:1674 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
• go-oauth2-server star:1656 Standalone, specification-compliant, OAuth2 server written in Golang.
• osin star:1630 Golang OAuth2 server library.
• gologin star:1298 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
• gorbac star:1109 provides a lightweight role-based access control (RBAC) implementation in Golang.
• scs star:799 Session Manager for HTTP servers.
• permissions2 star:410 Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
• paseto star:403 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
• jwt star:231 Lightweight JSON Web Token (JWT) library.
• jwt-auth star:198 JWT middleware for Golang http servers with many configuration options.
• httpauth star:197 HTTP Authentication middleware.
• jeff star:192 Simple, flexible, secure and idiomatic web session management with pluggable backends.
• jwt star:178 Safe, simple and fast JSON Web Tokens for Go.
• branca star:138 Golang implementation of Branca Tokens.
• go-guardian star:128 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.
• session star:104 Go session management for web servers (including support for Google App Engine - GAE).
• sessionup star:96 Simple, yet effective HTTP session management and identification package.
• jwt star:88 Clean and easy to use implementation of JSON Web Tokens (JWT).
• sjwt star:74 Simple jwt generator and parser.
• rbac star:68 Minimalistic RBAC package for Go applications.
• sessions star:56 Dead simple, highly performant, highly customizable sessions service for go http servers.
• securecookie star:40 Efficient secure cookie encoding/decoding.
• sessiongate-go star:9 Go session management using the SessionGate Redis module.
• go-email-normalizer star:8 Golang library for providing a canonical representation of email address.
• otpgo star:8 Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
• scope star:6 Easily Manage OAuth2 Scopes In Go.
• cookiestxt star:6 provides parser of cookies.txt file format.

Bot Building

Libraries for building and working with bots.

• olivia star:2692 A chatbot built with an artificial neural network.
• telegram-bot-api star:2472 Simple and clean Telegram bot client.
• telebot star:1535 Telegram bot framework written in Go.
• go-joe A general-purpose bot library inspired by Hubot but written in Go.
• go-chat-bot star:625 IRC, Slack & Telegram bot written in Go.
• slacker star:468 Easy to use framework to create Slack bots.
• Kelp star:420 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:354 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
• tbot star:295 Telegram bot server with API similar to net/http.
• go-sarah star:183 Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
• Tenyks star:168 Service oriented IRC bot using Redis and JSON for messaging.
• go-twitch-irc star:136 Libary to write bots for twitch.tv chat
• hanu star:127 Framework for writing Slack bots.
• go-tgbot star:101 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
• margelet star:64 Framework for building Telegram bots.
• slackscot star:35 Another framework for building Slack bots.
• ephemeral-roles star:34 A Discord bot for managing ephemeral roles based upon voice channel member presence.
• govkbot star:33 Simple Go VK bot library.
• micha star:18 Go Library for Telegram bot api.

Command Line

Standard CLI

Libraries for building standard or basic Command Line applications.

• cobra star:19357 Commander for modern Go CLI interactions.
• urfave/cli star:14803 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
• kingpin star:2960 Command line and flag parser supporting sub commands.
• Dnote star:1935 A simple command line notebook with multi-device sync.
• go-flags star:1795 go command line option parser.
• pflag star:1295 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
• mitchellh/cli star:1224 Go library for implementing command-line interfaces.
• go-arg star:992 Struct-based argument parsing in Go.
• complete star:734 Write bash completions in Go + Go command bash completion.
• liner star:718 Go readline-like library for command-line interfaces.
• mow.cli star:708 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
• flaggy star:701 A robust and idiomatic flags package with excellent subcommand support.
• cli star:545 Feature-rich and easy to use command-line package based on golang struct tags.
• ops star:512 Unikernel Builder/Orchestrator.
• argparse star:251 Command line argument parser inspired by Python's argparse module.
• commandeer star:142 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
• wmenu star:124 Easy to use menu structure for cli applications that prompts users to make choices.
• sflags star:120 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
• flag star:108 Simple but powerful command line option parsing library for Go supporting subcommand.
• ukautz/clif star:105 Small command line interface framework.
• job star:91 JOB, make your short-term command as a long-term job.
• 1build star:81 Command line tool to frictionlessly manage project-specific commands.
• climax Alternative CLI with "human face", in spirit of Go command.
• cli star:77 Simple and complete API for building command line interfaces in Go.
• env star:70 Tag-based environment configuration for structs.
• cmdr star:48 A POSIX/GNU style, getopt-like command-line UI Go library.
• gocmd star:46 Go library for building command line applications.
• hiboot cli cli application framework with auto configuration and dependency injection.
• clîr star:45 A Simple and Clear CLI library. Dependency free.
• wlog star:42 Simple logging interface that supports cross-platform color and concurrency.
• strumt star:40 Library to create prompt chain.
• flagvar star:36 A collection of flag argument types for Go's standard flag package.
• go-getoptions star:30 Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
• cmd star:29 Extends the standard flag package to support sub commands and more in idomatic way.
• argv star:27 Go library to split command line string as arguments array using the bash syntax.
• go-commander star:20 Go library to simplify CLI workflow.
• ts star:12 Timestamp convert & compare tool.
• sand star:11 Simple API for creating interpreters and so much more.

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

• termui star:10355 Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
• gommon/color Style terminal text.
• gocui star:6767 Minimalist Go library aimed at creating Console User Interfaces.
• termbox-go star:3895 Termbox is a library for creating cross-platform text-based interfaces.
• go-prompt star:3542 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
• uiprogress star:1726 Flexible library to render progress bars in terminal applications.
• asciigraph star:1485 Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
• termdash star:1437 Go terminal dashboard based on termbox-go and inspired by termui.
• progressbar star:1430 Basic thread-safe progress bar that works in every OS.
• uilive star:1214 Library for updating terminal output in realtime.
• mpb star:1138 Multi progress bar for terminal applications.
• aurora star:980 ANSI terminal colors that supports fmt.Printf/Sprintf.
• uitable star:595 Library to improve readability in terminal apps using tabular data.
• gookit/color star:590 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
• go-colorable star:482 Colorable writer for windows.
• go-isatty star:452 isatty for golang.
• chalk star:355 Intuitive package for prettifying terminal/console output.
• pterm star:349 A library to beautify console output on every platform with many combinable components.
• tabby star:272 A tiny library for super simple Golang tables.
• simpletable star:270 Simple tables in terminal with Go.
• go-colortext star:205 Go library for color output in terminals.
• yacspin star:116 Yet Another CLi Spinner package, for working with terminal spinners.
• cfmt star:76 Contextual fmt inspired by bootstrap color classes.
• tabular star:46 Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
• ctc star:28 The non-invasive cross-platform terminal color library does not need to modify the Print method.
• colourize star:21 Go library for ANSI colour text in terminals.
• go-ataman star:9 Go library for rendering ANSI colored text templates in terminals.
• table star:1 Small library for terminal color based tables .

Configuration

Libraries for configuration parsing.

• viper star:13992 Go configuration with fangs.
• godotenv star:3347 Go port of Ruby's dotenv library (Loads environment variables from .env).
• kelseyhightower/envconfig star:3317 Go library for managing configuration data from environment variables.
• ini star:2263 Go package to read and write INI files.
• env star:1684 Parse environment variables to Go structs (with defaults).
• konfig star:584 Composable, observable and performant config handling for Go for the distributed processing era.
• confita star:330 Load configuration in cascade from multiple backends into a struct.
• store star:254 Lightweight configuration manager for Go.
• config star:251 Cloud native application configuration. Bind ENV to structs in only two lines.
• koanf star:243 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
• config star:234 JSON or YAML configuration wrapper with environment variables and flags parsing.
• hjson star:217 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
• joshbetz/config star:203 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
• cleanenv star:192 Minimalistic configuration reader (from files, ENV, and wherever you want).
• gookit/config star:181 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
• envconfig star:180 Read your configuration from environment variables.
• goConfig star:142 Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
• gcfg star:138 read INI-style configuration files into Go structs; supports user-defined types and subsections.
• fig star:135 Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
• envh star:94 Helpers to manage environment variables.
• envcfg star:92 Un-marshaling environment variables to Go structs.
• config star:90 A lightweight yet powerful config package for Go projects.
• aconfig star:85 Simple, useful and opinionated config loader.
• harvester star:73 Harvester, a easy to use static and dynamic configuration package supportig seeding, env vars and Consul integration.
• configuro star:67 opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
• xdg star:60 Cross platform package that follows the XDG Standard.
• gofigure star:59 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:55 Provides configuration through multiple sources, including JSON, flags and environment variables.
• go-aws-ssm star:38 Go package that fetches parameters from AWS System Manager - Parameter Store.
• configuration star:35 Library for initializing configuration structs from env variables, files, flags and 'default' tag.
• ingo star:32 Flags persisted in an ini-like config file.
• go-up star:29 A simple configuration library with recursive placeholders resolution and no magic.
• mini star:28 Golang package for parsing ini-style configuration files.
• hocon star:19 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.
• genv star:18 Read environment variables easily with dotenv support.
• conflate star:18 Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
• envconf star:10 Configuration from environment.
• go-ssm-config star:8 Go utility for loading configuration parameters from AWS SSM (Parameter Store).
• swap star:4 Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
• nasermirzaei89/env star:3 Simple useful package for read environment variables.
• onion Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
• go-ini star:3 A Go package that marshals and unmarshals INI-files.
• typenv star:3 Minimalistic, zero dependency, typed environment variables library.

Continuous Integration

Tools for help with continuous integration.

• drone star:22099 Drone is a Continuous Integration platform built on Docker, written in Go.
• CDS star:3157 Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
• goveralls star:668 Go integration for Coveralls.io continuous code coverage tracking system.
• overalls star:105 Multi-Package go project coverprofile for tools like goveralls.
• duci star:60 A simple ci server no needs domain specific languages.
• gomason star:49 Test, Build, Sign, and Publish your go binaries from a clean workspace.
• roveralls star:14 Recursive coverage testing tool.

CSS Preprocessors

Libraries for preprocessing CSS files.

• gcss star:436 Pure Go CSS Preprocessor.
• go-libsass star:164 Go wrapper to the 100% Sass compatible libsass project.

Data Structures

Generic datastructures and algorithms in Go.

• gods star:9159 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
• go-datastructures star:5802 Collection of useful, performant, and thread-safe data structures.
• golang-set star:1701 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
• gota star:1429 Implementation of dataframes, series, and data wrangling methods for Go.
• boomfilters star:1306 Probabilistic data structures for processing continuous, unbounded streams.
• roaring star:1019 Go package implementing compressed bitsets.
• willf/bloom star:909 Go package implementing Bloom filters.
• hyperloglog star:727 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
• cuckoofilter star:704 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
• bitset star:614 Go package implementing bitsets.
• gocache star:546 A complete Go cache library with mutiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
• trie star:507 Trie implementation in Go.
• algorithms star:446 Algorithms and data structures.CLRS study.
• go-geoindex star:325 In-memory geo index.
• mafsa star:283 MA-FSA implementation with Minimal Perfect Hashing.
• merkletree star:222 Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures.
• goskiplist star:219 Skip list implementation in Go.
• go-edlib star:219 Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
• hilbert star:219 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
• deque star:188 Fast ring-buffer deque (double-ended queue).
• ttlcache star:179 In-memory string-interface{} cache with various time-based expiration options and callbacks.
• go-adaptive-radix-tree star:163 Go implementation of Adaptive Radix Tree.
• binpacker star:156 Binary packer and unpacker helps user build custom binary stream.
• gostl star:151 Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
• skiplist star:133 Very fast Go Skiplist implementation.
• bloom star:133 Bloom filters implemented in Go.
• iter star:128 Go implementation of C++ STL iterators and algorithms.
• ring star:111 Go implementation of a high performance, thread safe bloom filter.
• go-rquad star:111 Region quadtrees with efficient point location and neighbour finding.
• goconcurrentqueue star:110 Concurrent FIFO queue.
• levenshtein star:105 Implementation to calculate levenshtein distance in Go.
• encoding star:103 Integer Compression Libraries for Go.
• bit star:95 Golang set data structure with bonus bit-twiddling functions.
• conjungo star:90 A small, powerful and flexible merge library.
• remember-go star:70 A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory).
• skiplist star:70 Skiplist implementation in Go.
• go-mcache star:57 Fast in-memory key:value store/cache library. Pointer caches.
• bloom star:55 Golang Bloom filter implementation.
• count-min-log star:52 Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
• levenshtein star:51 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
• crunch star:42 Go package implementing buffers for handling various datatypes easily.
• nan star:32 Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
• concurrent-writer star:29 Highly concurrent drop-in replacement for bufio.Writer.
• goset star:28 A useful Set collection implementation for Go.
• hide star:27 ID type with marshalling to/from hash to prevent sending IDs to clients.
• pipeline star:26 An implementation of pipelines with fan-in and fan-out.
• deque star:22 A highly optimized double-ended queue.
• typ star:22 Null Types, Safe primitive type conversion and fetching value from complex structures.
• timedmap star:19 Map with expiring key-value pairs.
• dict star:17 Python-like dictionaries (dict) for Go.
• go-ef star:16 A Go implementation of the Elias-Fano encoding.
• null star:14 Nullable Go types that can be marshalled/unmarshalled to/from JSON.
• mspm star:11 Multi-String Pattern Matching Algorithm for information retrieval.
• set star:11 Simple set data structure implementation in Go using LinkedHashMap.
• ptrie star:11 An implementation of prefix tree.
• treap star:10 Persistent, fast ordered map using tree heaps.
• gofal star:9 fractional api for Go.
• cmap star:6 a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
• parsefields star:5 Tools for parse JSON-like logs for collecting unique fields and events.
• goterator star:3 Iterator implementation to provide map and reduce functionalities.

Database

Databases implemented in Go.

• prometheus star:33970 Monitoring system and time series database.
• tidb star:25890 TiDB is a distributed SQL database. Inspired by the design of Google F1.
• influxdb star:19969 Scalable datastore for metrics, events, and real-time analytics.
• cockroach star:19402 Scalable, Geo-Replicated, Transactional Datastore.
• dgraph star:14305 Scalable, Distributed, Low Latency, High Throughput Graph Database.
• groupcache star:9377 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
• badger star:8437 Fast key-value store in Go.
• rqlite star:6315 The lightweight, distributed, relational database built on SQLite.
• BigCache star:4436 Efficient key/value cache for gigabytes of data.
• go-cache star:4424 In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
• goleveldb star:3987 Implementation of the LevelDB key/value database in Go.
• bbolt star:3812 An embedded key/value database for Go.
• ledisdb star:3459 Ledisdb is a high performance NoSQL like Redis based on LevelDB.
• VictoriaMetrics star:3256 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
• buntdb star:2986 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
• tiedot star:2552 Your NoSQL database powered by Golang.
• nutsdb star:1418 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.
• cache2go star:1400 In-memory key:value cache which supports automatic invalidation based on timeouts.
• GCache star:1301 Cache library with support for expirable Cache, LFU, LRU and ARC.
• CovenantSQL star:1102 CovenantSQL is a SQL database on blockchain.
• diskv star:977 Home-grown disk-backed key-value store.
• fastcache star:943 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
• moss star:770 Moss is a simple LSM key-value storage engine written in 100% Go.
• pogreb star:659 Embedded key-value store for read-heavy workloads.
• eliasdb star:594 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
• Bitcask star:527 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).
• levigo star:388 Levigo is a Go wrapper for LevelDB.
• pudge star:278 Fast and simple key/value store written using Go's standard library.
• Vasto star:197 A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
• Kivik star:192 Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
• piladb star:181 Lightweight RESTful database engine based on stack data structures.
• Scribble star:110 Tiny flat file JSON store.
• slowpoke star:98 Key-value store with persistence.
• Databunker star:92 Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
• cache star:71 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
• bcache star:60 Eventually consistent distributed in-memory cache Go library.
• couchcache star:50 RESTful caching micro-service backed by Couchbase server.
• unitdb star:45 Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application.
• clusteredBigCache star:36 BigCache with clustering support and individual item expiration.
• Coffer star:23 Simple ACID key-value database that supports transactions.
• tempdb star:14 Key-value store for temporary items.

Database schema migration.

• migrate star:5367 Database migrations. CLI and Golang library.
• sql-migrate star:1958 Database migration tool. Allows embedding migrations into the application using go-bindata.
• goose star:1481 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
• skeema star:794 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.
• gormigrate star:525 Database schema migration helper for Gorm ORM.
• darwin star:108 Database schema evolution library for Go.
• migrator star:106 Dead simple Go database migration library.
• go-pg-migrations star:66 A Go package to help write migrations with go-pg/pg.
• gondolier star:31 Database migration library using struct decorators.
• pravasan star:24 Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
• go-fixtures star:23 Django style fixtures for Golang's excellent built-in database/sql library.
• avro star:19 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
• schema star:6 Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.

Database tools.

• vitess star:10932 vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
• pgweb star:6665 Web-based PostgreSQL database browser.
• kingshard star:5439 kingshard is a high performance proxy for MySQL powered by Golang.
• orchestrator star:3833 MySQL replication topology manager & visualizer.
• go-mysql-elasticsearch star:3218 Sync your MySQL data into Elasticsearch automatically.
• go-mysql star:2701 Go toolset to handle MySQL protocol and replication.
• pREST star:2464 Serve a RESTful API from any PostgreSQL database.
• chproxy star:499 HTTP proxy for ClickHouse database.
• pg_timetable star:316 Advanced scheduling for PostgreSQL.
• clickhouse-bulk star:232 Collects small insterts and sends big requests to ClickHouse servers.
• myreplication star:166 MySql binary log replication listener. Supports statement and row based replication.
• octillery star:99 Go package for sharding databases ( Supports every ORM or raw SQL ).
• dbbench star:47 Database benchmarking tool with support for several databases and scripts.
• prep star:27 Use prepared SQL statements without changing your code.
• datagen star:27 A fast data generator that's multi-table aware and supports multi-row DML.
• rwdb star:11 rwdb provides read replica capability for multiple database servers setup.
• bucket star:6 Optimized data structure framework for Couchbase specialized on one bucket usage.

SQL query builder, libraries for building and using SQL.

• Squirrel star:3452 Go library that helps you build SQL queries.
• xo star:2614 Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.
• gendry star:1109 Non-invasive SQL builder and powerful data binder.
• goqu star:903 Idiomatic SQL builder and query library.
• Dotsql star:559 Go library that helps you keep sql files in one place and use them with ease.
• ozzo-dbx star:509 Powerful data retrieval methods as well as DB-agnostic query building capabilities.
• jet star:334 Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
• dbq star:241 Zero boilerplate database operations for Go.
• Squalus Thin layer over the Go SQL package that makes it easier to perform queries.
• sqrl star:215 SQL query builder, fork of Squirrel with improved performance.
• sqlingo star:97 A lightweight DSL to build SQL in Go.
• sq star:91 Type-safe SQL builder and struct mapper for Go.
• igor star:82 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
• godbal star:51 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
• buildsqlx star:21 Go database query builder library for PostgreSQL.
• qry star:18 Tool that generates constants from files with raw SQL queries.
• sqlf star:15 Fast SQL query builder.
• gosql star:11 SQL Query builder with better null values support.
• mpath star:6 MPTT (Modified Preorder Tree Traversal) package for SQL records - materialized path realisation.
• ormlite Lightweight package containing some ORM-like features and helpers for sqlite databases.

Database Drivers

Libraries for connecting and operating databases.

• Relational Databases

  • go-sql-driver/mysql star:10193 MySQL driver for Go.
  • pq star:6228 Pure Go Postgres driver for database/sql.
  • go-sqlite3 star:4442 SQLite3 driver for go that uses database/sql.
  • pgx star:3435 PostgreSQL driver supporting features beyond those exposed by database/sql.
  • go-mssqldb star:1295 Microsoft MSSQL driver for Go.
  • go-oci8 star:507 Oracle driver for go that uses database/sql.
  • goracle star:283 Oracle driver for Go, using the ODPI-C driver.
  • firebirdsql star:135 Firebird RDBMS SQL driver for Go.
  • go-adodb star:114 Microsoft ActiveX Object DataBase driver for go that uses database/sql.
  • gofreetds star:100 Microsoft MSSQL driver. Go wrapper over FreeTDS.
  • avatica star:59 Apache Avatica/Phoenix SQL driver for database/sql.
  • Sqinn-Go star:22 SQLite with pure Go.
  • bgc star:15 Datastore Connectivity for BigQuery for go.

• NoSQL Databases

  • redis star:10117 Redis client for Golang.
  • redigo star:7975 Redigo is a Go client for the Redis database.
  • mongo-go-driver star:5068 Official MongoDB driver for the Go language.
  • mgo star:1843 (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:1545 Go language driver for RethinkDB.
  • redeo star:384 Redis-protocol compatible TCP servers/services.
  • neoism star:372 Neo4j client for Golang.
  • aerospike-client-go star:347 Aerospike client in Go language.
  • qmgo star:324 The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
  • gocb star:317 Official Couchbase Go SDK.
  • gocql Go language driver for Apache Cassandra.
  • go-couchbase star:305 Couchbase client in Go.
  • mgm star:205 MongoDB model-based ODM for Go (based on official MongoDB driver).
  • go-rejson star:143 Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
  • godis star:84 redis client implement by golang, inspired by jedis.
  • Neo4j-GO star:76 Neo4j REST Client in golang.
  • dynago star:71 Dynago is a principle of least surprise client for DynamoDB.
  • arangolite star:68 Lightweight golang driver for ArangoDB.
  • go-pilosa star:41 Go client library for Pilosa.
  • forestdb star:29 Go bindings for ForestDB.
  • neo4j star:26 Neo4j Rest API Bindings for Golang.
  • goriak star:26 Go language driver for Riak KV.
  • xredis star:13 Typesafe, customizable, clean & easy to use Redis client.
  • gomemcache memcache client library for the Go programming language.
  • godscache star:7 A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
  • asc star:6 Datastore Connectivity for Aerospike for go.

• Search and Analytic Databases.

  • bleve star:7070 Modern text indexing library for go.
  • elastic star:5500 Elasticsearch client for Go.
  • riot star:5494 Go Open Source, Distributed, Simple and efficient Search Engine.
  • go-elasticsearch star:2945 Official Elasticsearch client for Go.
  • elastigo star:946 Elasticsearch client library.
  • elasticsql star:621 Convert sql to elasticsearch dsl in Go.
  • skizze star:75 probabilistic data-structures service and storage.
  • goes star:24 Library to interact with Elasticsearch.

• Multiple Backends.

  • cayley star:13662 Graph database with support for multiple backends.
  • gokv star:278 Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
  • cachego star:139 Golang Cache component for multiple drivers.
  • dsc star:21 Datastore connectivity for SQL, NoSQL, structured files.

Date and Time

Libraries for working with dates and times.

• now star:2811 Now is a time toolkit for golang.
• dateparse star:1164 Parse date's without knowing format in advance.
• carbon star:512 Simple Time extension with a lot of util methods, ported from PHP Carbon library.
• durafmt star:326 Time duration formatting library for Go.
• timeutil star:184 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
• go-persian-calendar star:88 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
• iso8601 star:81 Efficiently parse ISO8601 date-times without regex.
• timespan star:74 For interacting with intervals of time, defined as a start time and a duration.
• date star:54 Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
• feiertage star:34 Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
• go-sunrise star:28 Calculate the sunrise and sunset times for a given location.
• kair star:17 Date and Time - Golang Formatting Library.
• go-str2duration star:14 Convert string to duration. Support time.Duration returned string and more.
• NullTime star:11 Nullable time.Time.
• tuesday star:9 Ruby-compatible Strftime function.
• strftime star:7 C99-compatible strftime formatter.
• cronrange star:6 Parses Cron-style time range expressions, checks if the given time is within any ranges.
• go-week star:4 An efficient package to work with ISO8601 week dates.

Distributed Systems

Packages that help with building Distributed Systems.

• go-kit star:18634 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
• go-micro star:14881 A distributed systems development framework.
• grpc-go star:12592 The Go language implementation of gRPC. HTTP/2 based RPC.
• micro star:9096 A distributed systems runtime for the cloud and beyond.
• NATS star:8525 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
• rpcx star:5201 Distributed pluggable RPC service framework like alibaba Dubbo.
• raft Go implementation of the Raft consensus protocol, by CoreOS.
• raft star:4076 Golang implementation of the Raft consensus protocol, by HashiCorp.
• tendermint star:3797 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.
• torrent star:3661 BitTorrent client package.
• dragonboat star:3325 A feature complete and high performance multi-group Raft library in Go.
• KrakenD star:3313 Ultra performant API Gateway framework with middlewares.
• glow star:2890 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
• gleam star:2665 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.
• emitter-io star:2627 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
• liftbridge star:1935 Lightweight, fault-tolerant message streams for NATS.
• hprose star:1120 Very newbility RPC Library, support 25+ languages now.
• ringpop-go star:645 Scalable, fault-tolerant application-layer sharding for Go applications.
• gorpc star:618 Simple, fast and scalable RPC library for high load.
• go-health star:575 Library for enabling asynchronous dependency health checks in your service.
• rain star:536 BitTorrent client and library.
• dot distributed sync using operational transformation/OT.
• digota star:360 grpc ecommerce microservice.
• go-sundheit star:333 A library built to provide support for defining async service health checks for golang services.
• consistent star:333 Consistent hashing with bounded loads.
• sleuth star:324 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
• go-jump star:306 Port of Google's "Jump" Consistent Hash function.
• resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
• redis-lock star:259 Simplified distributed locking implementation using Redis.
• dht star:176 BitTorrent Kademlia DHT implementation.
• jsonrpc star:144 JSON-RPC 2.0 HTTP client implementation.
• jsonrpc star:135 The jsonrpc package helps implement of JSON-RPC 2.0.
• celeriac star:61 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
• doublejump star:56 A revamped Google's jump consistent hash.
• Semaphore star:48 A straightforward (micro) service orchestrator.
• arpc star:46 More effective network communication, support two-way-calling, notify, broadcast.
• pglock PostgreSQL-backed distributed locking implementation.
• outboxer star:43 Outboxer is a go library that implements the outbox pattern.
• flowgraph star:38 flow-based programming package.
• drmaa star:29 Job submission library for cluster schedulers based on the DRMAA standard.
• dynamolock DynamoDB-backed distributed locking implementation.
• go-pdu star:22 A decentralized identity-based social network.
• dynatomic star:13 A library for using DynamoDB as an atomic counter.
• go-mysql-lock star:12 MySQL based distributed lock.
• gmsec star:6 A Go distributed systems development framework.
• consistenthash star:5 Consistent hashing with configurable replicas.

Dynamic DNS

Tools for updating dynamic DNS records.

• GoDNS star:691 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
• DDNS star:165 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.

Email

Libraries and tools that implement email creation and sending.

• MailHog star:7320 Email and SMTP testing with web and API interface.
• hermes star:2116 Golang package that generates clean, responsive HTML e-mails.
• email star:1554 A robust and flexible email library for Go.
• go-imap star:1138 IMAP library for clients and servers.
• chasquid SMTP server written in Go.
• SendGrid star:677 SendGrid's Go library for sending email.
• mailgun-go star:487 Go library for sending mail with the Mailgun API.
• Hectane star:190 Lightweight SMTP client providing an HTTP API.
• douceur star:186 CSS inliner for your HTML emails.
• go-message star:176 Streaming library for the Internet Message Format and mail messages.
• go-simple-mail star:76 Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
• mailchain star:64 Send encrypted emails to blockchain addresses written in Go.
• go-dkim star:63 DKIM library, to sign & verify email.
• go-premailer star:63 Inline styling for HTML mail in Go.
• smtp star:59 SMTP server protocol state machine.

Embeddable Scripting Languages

Embedding other languages inside your go code.

• gopher-lua star:3812 Lua 5.1 VM and compiler written in Go.
• tengo star:2067 Bytecode compiled script language for Go.
• go-lua star:1955 Port of the Lua 5.2 VM to pure Go.
• goja star:1835 ECMAScript 5.1(+) implementation in Go.
• expr star:1503 Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
• go-python star:1168 naive go bindings to the CPython C-API.
• anko star:1073 Scriptable interpreter written in Go.
• go-php star:766 PHP bindings for Go.
• go-duktape star:730 Duktape JavaScript engine bindings for Go.
• cel-go star:595 Fast, portable, non-Turing complete expression evaluation with gradual typing.
• golua star:491 Go bindings for Lua C API.
• gisp star:441 Simple LISP in Go.
• gval star:253 A highly customizable expression language written in Go.
• gentee star:62 Embeddable scripting programming language.
• binder star:47 Go to Lua binding library, based on gopher-lua.
• purl star:30 Perl 5.18.2 embedded in Go.
• ngaro star:20 Embeddable Ngaro VM implementation enabling scripting in Retro.

Error Handling

Libraries for handling errors.

• errors star:6218 Package that provides simple error handling primitives.
• go-multierror star:1075 Go (golang) package for representing a list of errors as a single error.
• eris star:696 A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
• errorx star:658 A feature rich error package with stack traces, composition of errors and more.
• tracerr star:635 Golang errors with stack trace and source fragments.
• errlog star:375 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
• emperror star:190 Error handling tools and best practices for Go libraries and applications.
• errors star:85 Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
• errors star:12 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:6 A Simple Yet Highly Powerful Package For Error Handling.
• errors star:3 Simple golang error handling with classification primitives.
• errors star:2 The most simple error wrapper with awesome performance and minimal memory overhead.

File Handling

Libraries for handling files and file systems.

• afero star:3330 FileSystem Abstraction System for Go.
• pdfcpu star:1775 PDF processor.
• notify star:589 File system event notification library with simple API, similar to os/signal.
• copy star:211 Copy directory recursively.
• bigfile star:168 A file transfer system, support to manage files with http api, rpc call and ftp client.
• afs star:84 Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
• go-csv-tag star:76 Load csv file using tag.
• vfs star:71 A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
• opc star:65 Load Open Packaging Conventions (OPC) files for Go.
• skywalker star:59 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.
• go-exiftool star:43 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
• tarfs star:43 Implementation of the FileSystem interface for tar files.
• checksum star:27 Compute message digest, like MD5 and SHA256, for large files.
• go-gtfs star:24 Load gtfs files in go.
• flop star:18 File operations library which aims to mirror feature parity with GNU cp.
• go-decent-copy star:14 Copy files for humans.
• gut/yos star:14 Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
• baraka star:12 A library to process http file uploads easily.
• parquet star:8 Read and write parquet files.

Financial

Packages for accounting and finance.

• decimal star:2570 Arbitrary-precision fixed-point decimal numbers.
• go-money star:845 Implementation of Fowler's Money pattern.
• accounting star:598 money and currency formatting for golang.
• go-finance star:536 Comprehensive financial markets data in Go.
• techan star:325 Technical analysis library with advanced market analysis and trading strategies.
• currency star:215 Handles currency amounts, provides currency information and formatting.
• orderbook star:159 Matching Engine for Limit Order Book in Golang.
• go-finance star:81 Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
• vat star:79 VAT number validation & EU VAT rates.
• ofxgo star:78 Query OFX servers and/or parse the responses (with example command-line client).
• transaction star:77 Embedded transactional database of accounts, running in multithreaded mode.
• go-finnhub star:44 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:33 High performant & accurate currency computation package.
• fastme star:17 Fast extensible matching engine Go implementation.
• go-finance star:3 Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.

Forms

Libraries for working with forms.

• nosurf star:1104 CSRF protection middleware for Go.
• binding star:781 Binds form and JSON data from net/http Request to struct.
• gorilla/csrf star:600 CSRF protection for Go web applications & services.
• form star:435 Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
• conform star:207 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
• formam star:153 decode form's values into a struct.
• forms star:113 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
• qs star:53 Go module for encoding structs into URL query parameters.
• bind star:25 Bind form data to any Go values.
• queryparam star:7 Decode url.Values into usable struct values of standard or custom types.

Functional

Packages to support functional programming in Go.

• go-underscore star:1173 Useful collection of helpfully functional Go collection utilities.
• fpGo star:157 Monad, Functional Programming features for Golang.
• fuego star:76 Functional Experiment in Go.

Game Development

Awesome game development libraries.

• Leaf star:3759 Lightweight game server framework.
• Ebiten star:3630 dead simple 2D game library in Go.
• Pixel star:3220 Hand-crafted 2D game library in Go.
• goworld star:1675 Scalable game server engine, featuring space-entity framework and hot-swapping.
• nano star:1473 Lightweight, facility, high performance golang based game server framework.
• go-sdl2 star:1436 Go bindings for the Simple DirectMedia Layer.
• engo star:1290 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
• g3n star:1246 Go 3D Game Engine.
• termloop star:1170 Terminal-based game engine for Go, built on top of Termbox.
• gonet star:1115 Game server skeleton implemented with golang.
• Oak star:807 Pure Go game engine.
• Pitaya star:807 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
• raylib-go star:540 Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
• Azul3D star:459 3D game engine written in Go.
• go-astar star:395 Go implementation of the A* path finding algorithm.
• go3d star:183 Performance oriented 2D/3D math package for Go.
• prototype star:39 Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
• tile star:8 Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.

Generation and Generics

Tools to enhance the language with features like generics via code generation.

• go-linq star:2287 .NET LINQ-like query methods for Go.
• jennifer star:1743 Generate arbitrary Go code without templates.
• gen star:1147 Code generation tool for ‘generics’-like functionality.
• goderive star:833 Derives functions from input types.
• GoWrap star:414 Generate decorators for Go interfaces using simple templates.
• interfaces star:253 Command line tool for generating interface definitions.
• go-enum star:143 Code generation for enums from code comments.
• pkgreflect star:94 Go preprocessor for package scoped reflection.
• efaceconv star:46 Code generation tool for high performance conversion from interface{} to immutable type without allocations.
• gotype star:33 Golang source code parsing, usage like reflect package.
• generis star:21 Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
• go-xray star:16 Helpers for making the use of reflection easier.
• typeregistry star:5 A library to create type dynamically.

Geographic

Geographic tools and servers

• Tile38 star:7127 Geolocation DB with spatial index and realtime geofencing.
• S2 geometry star:1128 S2 geometry library in Go.
• mbtileserver star:186 A simple Go-based server for map tiles stored in mbtiles format.
• osm star:139 Library for reading, writing and working with OpenStreetMap data and APIs.
• geocache star:128 In-memory cache that is suitable for geolocation based applications.
• WGS84 star:56 Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).
• geoserver star:41 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
• gismanager star:34 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
• pbf star:23 OpenStreetMap PBF golang encoder/decoder.
• S2 geojson star:8 Convert geojson to s2 cells & demonstrating some S2 geometry features on map.

Go Compilers

Tools for compiling Go to other languages.

• gopherjs star:9749 Compiler from Go to JavaScript.
• llgo star:1094 LLVM-based compiler for Go.
• tardisgo star:403 Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
• c4go star:234 Transpile C code to Go code.
• f4go star:24 Transpile FORTRAN 77 code to Go code.

Goroutines

Tools for managing and working with Goroutines.

• ants star:4496 A high-performance and low-cost goroutine pool in Go.
• goworker star:2482 goworker is a Go-based background worker.
• tunny star:1782 Goroutine pool for golang.
• grpool star:592 Lightweight Goroutine pool.
• pool star:582 Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
• workerpool star:408 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
• gowp star:241 gowp is concurrency limiting goroutine pool.
• go-floc star:182 Orchestrate goroutines with ease.
• go-flow star:146 Control goroutines execution order.
• pond star:110 Minimalistic and High-performance goroutine worker pool written in Go.
• semaphore star:98 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
• artifex star:90 Simple in-memory job queue for Golang using worker-based dispatching.
• semaphore star:83 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
• breaker star:81 Flexible mechanism to make execution flow interruptible.
• gpool star:69 manages a resizeable pool of context-aware goroutines to bound concurrency.
• worker-pool star:67 goworker is a Go simple async worker pool.
• async star:62 A safe way to execute functions asynchronously, recovering them in case of panic.
• threadpool star:51 Golang threadpool implementation.
• neilotoole/errgroup star:49 Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
• cyclicbarrier star:49 CyclicBarrier for golang.
• gollback star:39 asynchronous simple function utilities, for managing execution of closures and callbacks.
• routine star:36 go routine control with context, support: Main, Go, Pool and some useful Executors.
• Hunch star:34 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
• kyoo star:29 Provides an unlimited job queue and concurrent worker pools.
• parallel-fn star:28 Run functions in parallel.
• stl star:18 Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
• nursery star:17 Structured concurrency in Go.
• oversight Oversight is a complete implementation of the Erlang supervision trees.
• goccm star:17 Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
• go-waitgroup star:14 Like sync.WaitGroup with error handling and concurrency control.
• gohive star:13 A highly performant and easy to use Goroutine pool for Go.
• go-trylock star:12 TryLock support on read-write lock for Golang.
• conexec star:10 A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.
• queue star:9 Gives you a sync.WaitGroup like queue group accessibility. Helps you to throttle and limit goroutines, wait for the end of the all goroutines and much more.
• hands star:5 A process controller used to control the execution and return strategies of multiple goroutines.
• go-tools/multithreading star:5 Manage a pool of goroutines using this lightweight library with a simple API.
• channelify star:4 Transform your function to return channels for easy and powerful parallel processing.

GUI

Libraries for building GUI Applications.

Toolkits

• fyne star:11310 Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
• qt star:7972 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
• ui star:7723 Platform-native GUI library for Go. Cross platform.
• Wails Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
• webview star:7122 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
• walk star:4992 Windows application library kit for Go.
• app star:4141 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
• go-astilectron star:3505 Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
• go-gtk Go bindings for GTK.
• go-sciter star:1909 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
• gotk3 star:1303 Go bindings for GTK3.
• gowd star:283 Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.

Interaction

• robotgo star:6232 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
• systray star:1545 Cross platform Go library to place an icon and menu in the notification area.
• gosx-notifier star:528 OSX Desktop Notifications library for Go.
• trayhost star:195 Cross-platform Go library to place an icon in the host operating system's taskbar.
• go-appindicator star:13 Go bindings for libappindicator3 C library.
• mac-activity-tracker star:8 OSX library to notify about any (pluggable) activity on your machine.
• mac-sleep-notifier star:7 OSX Sleep/Wake notifications in golang.

Hardware

Libraries, tools, and tutorials for interacting with hardware.

See go-hardware for a comprehensive list.

Images

Libraries for manipulating images.

• gocv star:3653 Go package for computer vision using OpenCV 3.3+.
• imaging star:3362 Simple Go image processing package.
• imaginary star:3361 Fast and simple HTTP microservice for image resizing.
• bild star:2985 Collection of image processing algorithms in pure Go.
• ln star:2761 3D line art rendering in Go.
• resize star:2507 Image resizing for Go with common interpolation methods.
• gg star:2486 2D rendering in pure Go.
• pt star:1894 Path tracing engine written in Go.
• svgo star:1561 Go Language Library for SVG generation.
• smartcrop star:1419 Finds good crops for arbitrary images and crop sizes.
• gift star:1380 Package of image processing filters.
• picfit star:1360 An image resizing server written in Go.
• bimg star:1257 Small package for fast and efficient image processing using libvips.
• imagick star:1229 Go binding to ImageMagick's MagickWand C API.
• go-opencv star:1209 Go bindings for OpenCV.
• geopattern star:1094 Create beautiful generative image patterns from a string.
• stegify star:896 Go tool for LSB steganography, capable of hiding any file within an image.
• canvas star:550 Vector graphics to PDF, SVG or rasterized image.
• draft star:464 Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
• image2ascii star:449 Convert image to ASCII.
• mort star:411 Storage and image processing server written in Go.
• govatar star:399 Library and CMD tool for generating funny avatars.
• goimagehash star:354 Go Perceptual image hashing package.
• go-nude star:317 Nudity detection with Go.
• rez star:200 Image resizing in pure Go and SIMD.
• darkroom star:145 An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
• img star:137 Selection of image manipulation tools.
• mergi star:120 Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
• go-cairo star:95 Go binding for the cairo graphics library.
• gltf star:84 Efficient and robust glTF 2.0 reader, writer and validator.
• steganography star:80 Pure Go Library for LSB steganography.
• cameron star:63 An avatar generator for Go.
• go-gd star:52 Go binding for GD library.
• goimghdr star:36 The imghdr module determines the type of image contained in a file for Go.
• gridder star:35 A Grid based 2D Graphics library.
• tga star:26 Package tga is a TARGA image format decoder/encoder.
• go-webcolors star:25 Port of webcolors library from Python to Go.
• mpo star:6 Decoder and conversion tool for MPO 3D Photos.

IoT (Internet of Things)

Libraries for programming devices of the IoT.

• flogo star:1624 Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
• mainflux star:1100 Industrial IoT Messaging and Device Management Server.
• periph Peripherals I/O to interface with low-level board facilities.
• gatt star:929 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.
• devices star:236 Suite of libraries for IoT devices, experimental for x/exp/io.
• connectordb star:230 Open-Source Platform for Quantified Self & IoT.
• sensorbee star:198 Lightweight stream processing engine for IoT.
• huego star:166 An extensive Philips Hue client library for Go.
• iot IoT is a simple framework for implementing a Google IoT Core device.
• eywa star:45 Project Eywa is essentially a connection manager that keeps track of connected devices.

Job Scheduler

Libraries for scheduling jobs.

• gron star:800 Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
• JobRunner star:796 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
• jobs star:478 Persistent and flexible background jobs library.
• scheduler star:351 Cronjobs scheduling made easy.
• go-cron star:199 Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons.
• clockwerk Go package to schedule periodic jobs using a simple, fluent syntax.
• go-quartz star:97 Simple, zero-dependency scheduling library for Go.
• leprechaun star:74 Job scheduler that supports webhooks, crons and classic scheduling.
• clockwork star:15 Simple and intuitive job scheduling library in Go.

JSON

Libraries for working with JSON.

• GJSON star:7360 Get a JSON value with one line of code.
• gojson star:2277 Automatically generate Go (golang) struct definitions from example JSON.
• kazaam star:172 API for arbitrary transformation of JSON documents.
• gojq star:160 JSON query in Golang.
• jsongo star:95 Fluent API to make it easier to create Json objects.
• jettison star:88 High performance, reflection-less JSON encoder for Go.
• JSON-to-Go Convert JSON to Go struct.
• gjo star:86 Small utility to create JSON objects.
• JayDiff star:80 JSON diff utility written in Go.
• json2go star:68 Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
• jsonf star:58 Console tool for highlighted formatting and struct query fetching JSON.
• ajson star:51 Abstract JSON for golang with JSONPath support.
• mp star:44 Simple cli email parser. It currently takes stdin and outputs JSON.
• go-respond star:39 Go package for handling common HTTP JSON responses.
• go-jsonerror star:10 Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.
• jsonapi-errors star:9 Go bindings based on the JSON API errors reference.
• jsonhal star:9 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
• dynjson star:6 Client-customizable JSON formats for dynamic APIs.
• ej star:5 Write and read JSON from different sources succinctly.
• epoch star:4 Contains primitives for marshaling/unmarshaling Unix timestamp/epoch to/from build-in time.Time type in JSON.
• mapslice-json star:3 Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
• jzon star:1 JSON library with standard compatible API/behavior.

Logging

Libraries for generating and working with log files.

• logrus star:16510 Structured logger for Go.
• zap star:11244 Fast, structured, leveled logging in Go.
• spew star:4112 Implements a deep pretty printer for Go data structures to aid in debugging.
• zerolog star:4006 Zero-allocation JSON logger.
• glog star:2615 Leveled execution logs for Go.
• lumberjack star:2228 Simple rolling logger, implements io.WriteCloser.
• tail star:1936 Go package striving to emulate the features of the BSD tail program.
• seelog star:1511 Logging functionality with flexible dispatching, filtering, and formatting.
• log star:1048 Structured logging package for Go.
• log15 star:990 Simple, powerful logging for Go.
• onelog star:381 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:345 12-factor app logger that is fast and makes you happy.
• logutils star:288 Utilities for slightly better logging in Go (Golang) extending the standard logger.
• phuslu/log star:280 Structured Logging Made Easy.
• log star:275 Simple, configurable and scalable Structured Logging for Go.
• go-logger star:258 Simple logger of Go Programs, with level handlers.
• httpretty star:197 Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
• rollingwriter star:160 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
• logger star:146 Minimalistic logging library for Go.
• xlog star:135 Structured logger for net/context aware HTTP handlers with flexible dispatching.
• sqldb-logger star:131 A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
• ozzo-log star:115 High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
• logur star:106 An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries (logrus, go-kit log, zap, zerolog, etc).
• glg star:96 glg is simple and fast leveled logging library for Go.
• log-voyage star:88 Full-featured logging saas written in golang.
• stdlog star:45 Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
• gologger star:38 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
• go-cronowriter star:37 Simple writer that rotate log files automatically based on current date and time, like cronolog.
• go-log star:37 Log4j implementation in Go.
• logex star:36 Golang log lib, supports tracking and level, wrap by standard log lib.
• go-log star:28 Log lib supports level and multi handlers.
• logrusly star:26 logrus plug-in to send errors to a Loggly.
• distillog star:24 distilled levelled logging (think of it as stdlib + log levels).
• log star:23 Structured log interface for Go cleanly separates logging facade from its implementation.
• mlog star:21 Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
• journald star:21 Go implementation of systemd Journal's native API for logging.
• gone/log Fast, extendable, full-featured, std-lib source compatible log library.
• gomol star:16 Multiple-output, structured logging for Go with extensible logging outputs.
• glo star:13 PHP Monolog inspired logging facility with identical severity levels.
• go-log star:11 Simple and configurable Logging in Go, with level, formatters and writers.
• logrusiowriter star:10 io.Writer implementation using logrus logger.
• logmatic star:9 Colorized logger for Golang with dynamic log level configuration.
• logdump star:9 Package for multi-level logging.
• log star:8 An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
• go-log star:7 A logging library with strack traces, object dumping and optional timestamps.
• logo star:6 Golang logger to different configurable writers.
• xlog star:6 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
• kemba star:2 A tiny debug logging tool inspired by debug, great for CLI tools and applications.

Machine Learning

Libraries for Machine Learning.

• GoLearn star:7467 General Machine Learning library for Go.
• gorgonia star:3662 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
• tfgo star:1562 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:1319 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
• goml star:1143 On-line Machine Learning in Go.
• gorse star:1068 An offline recommender system backend based on collaborative filtering written in Go.
• eaopt star:707 An evolutionary optimization library.
• bayesian star:685 Naive Bayesian Classification for Golang.
• CloudForest star:675 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
• gobrain star:456 Neural Networks written in go.
• ocrserver star:333 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
• onnx-go star:292 Go Interface to Open Neural Network Exchange (ONNX).
• go-deep star:290 A feature-rich neural network library in Go.
• regommend star:284 Recommendation & collaborative filtering engine.
• go-galib star:183 Genetic Algorithms library written in Go / golang.
• goRecommend star:165 Recommendation Algorithms library written in Go.
• Goptuna star:157 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
• shield star:134 Bayesian text classifier with flexible tokenizers and storage backends for Go.
• go-fann star:103 Go bindings for Fast Artificial Neural Networks(FANN) library.
• goga star:94 Genetic algorithm library for Go.
• libsvm star:67 libsvm golang version derived work based on LIBSVM 3.14.
• neural-go star:62 Multilayer perceptron network implemented in Go, with training via backpropagation.
• goscore star:60 Go Scoring API for PMML.
• gonet star:59 Neural Network for Go.
• neat star:58 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
• go-pr star:58 Pattern recognition package in Go lang.
• fonet star:43 A Deep Neural Network library written in Go.
• golinear star:41 liblinear bindings for Go.
• Varis star:31 Golang Neural Network.
• godist star:26 Various probability distributions, and associated methods.
• go-cluster star:26 Go implementation of the k-modes and k-prototypes clustering algorithms.
• evoli star:15 Genetic Algorithm and Particle Swarm Optimization library.
• probab star:13 Probability distribution functions. Bayesian inference. Written in pure Go.
• GoMind star:8 A simplistic Neural Network Library in Go.
• randomforest star:6 Easy to use Random Forest library for Go.

Messaging

Libraries that implement messaging systems.

• sarama star:6468 Go library for Apache Kafka.
• gorush star:5062 Push notification server using APNs2 and google GCM.
• Centrifugo star:4702 Real-time messaging (Websockets or SockJS) server in Go.
• machinery star:4651 Asynchronous task queue/job queue based on distributed message passing.
• go-socket.io star:3795 socket.io library for golang, a realtime application framework.
• NATS Go Client star:3109 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
• Benthos star:2683 A message streaming bridge between a range of protocols.
• APNs2 star:2401 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
• Confluent Kafka Golang Client star:2378 confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
• Mercure star:2206 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
• melody star:2004 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
• gopush-cluster star:1951 gopush-cluster is a go push server cluster.
• go-nsq star:1793 the official Go package for NSQ.
• mangos star:1532 Pure go implementation of the Nanomsg ("Scalable Protocols") with transport interoperability.
• Uniqush-Push star:1215 Redis backed unified push service for server-side notifications to mobile devices.
• Beaver star:890 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
• zmq4 star:875 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
• Gollum star:873 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
• EventBus star:814 The lightweight event bus with async compatibility.
• Asynq star:772 A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
• dbus star:506 Native Go bindings for D-Bus.
• golongpoll star:489 HTTP longpoll server library that makes web pub-sub simple.
• emitter star:380 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
• Glue star:352 Robust Go and Javascript Socket Library (Alternative to Socket.io).
• pubsub star:338 Simple pubsub package for go.
• Bus star:170 Minimalist message bus implementation for internal communication.
• messagebus star:153 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
• rabtap star:153 RabbitMQ swiss army knife cli app.
• guble star:145 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.
• oplog star:104 Generic oplog/replication system for REST APIs.
• hub star:83 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
• rabbus star:82 A tiny wrapper over amqp exchanges and queues.
• drone-line star:71 Sending Line notifications using a binary, docker or Drone CI.
• nsq-event-bus star:66 A tiny wrapper around NSQ topic and channel.
• RapidMQ star:59 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
• Commander star:50 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
• go-notify star:49 Native implementation of the freedesktop notification spec.
• go-mq star:46 RabbitMQ client with declarative configuration.
• redisqueue star:42 redisqueue provides a producer and consumer of a queue that uses Redis streams.
• go-res star:39 Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
• event star:36 Implementation of the pattern observer.
• gosd star:17 A library for scheduling when to dispatch a message to a channel.
• go-vitotrol star:16 Client library to Viessmann Vitotrol web service.
• jazz star:13 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
• rmqconn star:12 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.
• ami star:11 Go client to reliable queues based on Redis Cluster Streams.
• gaurun-client star:9 Gaurun Client written in Go.

Microsoft Office

• unioffice star:2626 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:7300 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
• xlsx star:4612 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
• xlsx star:128 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
• go-excel star:106 A simple and light reader to read a relate-db-like excel as a table.
• goxlsxwriter star:14 Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

• dig star:1682 A reflection based dependency injection toolkit for Go.
• fx star:1607 A dependency injection based application framework for Go (built on top of dig).
• container star:120 A powerful IoC Container with fluent and easy-to-use interface.
• dingo star:91 A dependency injection toolkit for Go, based on Guice.
• goioc/di star:52 Spring-inspired Dependency Injection Container.
• alice star:43 Additive dependency injection container for Golang.
• di star:41 A dependency injection container for go programming language.
• wire star:32 Strict Runtime Dependency Injection for Golang.
• linker star:27 A reflection based dependency injection and inversion of control library with components lifecycle support.
• gocontainer star:13 Simple Dependency Injection Container.

Project Layout

Unofficial set of patterns for structuring projects.

• golang-standards/project-layout star:19327 Set of common historical and emerging project layout patterns in the Go ecosystem.
• modern-go-application star:802 Go application boilerplate and example applying modern practices.
• cookiecutter-golang star:406 A Go application boilerplate template for quick starting projects following production best practices.
• scaffold star:88 Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
• go-sample star:76 A sample layout for Go application projects with the real code.
• go-todo-backend star:40 Go Todo Backend example using modular project layout for product microservice.

Strings

Libraries for working with strings.

• xstrings star:839 Collection of useful string functions ported from other languages.
• strutil star:107 String utilities.
• go-formatter Implements replacement fields surrounded by curly braces {} format strings.
• gobeam/Stringy star:37 String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.

Uncategorized

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

• gopsutil star:5535 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
• archiver star:2990 Library and command for making and extracting .zip and .tar.gz archives.
• gofakeit star:1322 Random data generator written in go.
• gosms star:1314 Your own local SMS gateway in Go that can be used to send SMS.
• go-resiliency star:1104 Resiliency patterns for golang.
• base64Captcha star:973 Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
• gatus star:939 Automated service health dashboard.
• go-openapi Collection of packages to parse and utilize open-api schemas.
• go-commons-pool star:873 Generic object pool for Golang.
• shortid star:620 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
• llvm star:612 Library for interacting with LLVM IR in pure Go.
• health star:407 Easy to use, extensible health check library.
• conv star:360 Package conv provides fast and intuitive conversions across Go types.
• ghorg star:296 Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, and Bitbucket.
• banner star:289 Add beautiful banners into your Go applications.
• gountries star:283 Package that exposes country and subdivision data.
• ffmt star:206 Beautify data display for Humans.
• stateless star:205 A fluent library for creating state machines.
• antch star:191 A fast, powerful and extensible web crawling & scraping framework.
• lk star:178 A simple licensing library for golang.
• battery star:167 Cross-platform, normalized battery information library.
• healthcheck star:150 An opinionated and concurrent health-check HTTP handler for RESTful services.
• stats star:143 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
• bitio star:141 Highly optimized bit-level Reader and Writer for Go.
• shoutrrr star:120 Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
• go-unarr star:113 Decompression library for RAR, TAR, ZIP and 7z archives.
• turtle star:112 Emojis for Go.
• gommit star:92 Analyze git commit messages to ensure they follow defined patterns.
• gotoprom star:86 Type-safe metrics builder wrapper library for the official Prometheus client.
• indigo star:75 Distributed unique ID generator of using Sonyflake and encoded by Base58.
• captcha star:70 Package captcha provides an easy to use, unopinionated API for captcha generation.
• morse star:63 Library to convert to and from morse code.
• xkg star:50 X Keyboard Grabber.
• pdfgen star:49 HTTP service to generate PDF from Json requests.
• persian star:42 Some utilities for Persian language in go.
• browscap_go star:34 GoLang Library for Browser Capabilities Project.
• datacounter star:33 Go counters for readers/writer/http.ResponseWriter.
• autoflags star:30 Go package to automatically define command line flags from struct fields.
• sandid star:26 Every grain of sand on earth has its own ID.
• url-shortener star:25 A modern, powerful, and robust URL shortener microservice with mysql support.
• VarHandler Generate boilerplate http input and output handling.
• gosh star:24 Provide Go Statistics Handler, Struct, Measure Method.
• xdg star:23 FreeDesktop.org (xdg) Specs implemented in Go.
• metrics star:17 Library for metrics instrumentation and Prometheus exposition.
• faker star:16 Random fake data and struct generator for Go.
• shellwords star:12 A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
• anagent star:11 Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
• avgRating star:10 Calculate average score and rating based on Wilson Score Equation.
• hostutils star:9 A golang library for packing and unpacking FQDNs list.
• numa star:3 NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.

Natural Language Processing

Libraries for working with human languages.

• prose star:2626 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
• gse star:1462 Go efficient text segmentation; support english, chinese, japanese and other.
• gojieba star:1309 This is a Go implementation of jieba which a Chinese word splitting algorithm.
• when star:1099 Natural EN and RU language date/time parser with pluggable rules.
• go-pinyin star:847 CN Hanzi to Hanyu Pinyin converter.
• kagome star:536 JP morphological analyzer written in pure Go.
• whatlanggo star:456 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
• nlp star:368 Extract values from strings and fill your structs with nlp.
• sentences star:288 Sentence tokenizer: converts text into a list of sentences.
• nlp star:288 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
• getlang star:104 Fast natural language detection package.
• go-i18n Package and an accompanying tool to work with localized text.
• go-nlp star:88 Utilities for working with discrete probability distributions and other tools useful for doing NLP work.
• go-unidecode star:78 ASCII transliterations of Unicode text.
• gounidecode star:71 Unicode transliterator (also known as unidecode) for Go.
• RAKE.go star:68 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
• textcat star:63 Go package for n-gram based text categorization, with support for utf-8 and raw text.
• MMSEGO star:59 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
• go-stem star:58 Implementation of the porter stemming algorithm.
• segment star:54 Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
• stemmer star:49 Stemmer packages for Go programming language. Includes English and German stemmers.
• go2vec star:41 Reader and utility functions for word2vec embeddings.
• porter2 star:39 Really fast Porter 2 stemmer.
• petrovich star:32 Petrovich is the library which inflects Russian names to given grammatical case.
• snowball star:28 Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
• paicehusk star:26 Golang implementation of the Paice/Husk Stemming Algorithm.
• go-mystem star:25 CGo bindings to Yandex.Mystem - russian morphology analyzer.
• icu star:19 Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
• golibstemmer star:18 Go bindings for the snowball libstemmer library including porter 2.
• iuliia-go star:14 Transliterate Cyrillic → Latin in every possible way.
• shamoji star:12 The shamoji is word filtering package written in Go.
• libtextcat star:10 Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
• go-localize star:10 Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings.
• gotokenizer star:10 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
• porter star:8 This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
• govader star:8 Go implementation of VADER Sentiment Analysis.
• transliterator star:6 Provides one-way string transliteration with supporting of language-specific transliteration rules.
• gosentiwordnet star:3 Sentiment analyzer using sentiwordnet lexicon in Go.
• detectlanguage star:2 Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Networking

Libraries for working with various layers of the network.

• fasthttp star:13889 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
• kcptun star:12174 Extremely simple & fast udp tunnel based on KCP protocol.
• webrtc star:5819 A pure Go implementation of the WebRTC API.
• dns star:4996 Go library for working with DNS.
• quic-go star:4634 An implementation of the QUIC protocol in pure Go.
• gopacket star:3752 Go library for packet processing with libpcap bindings.
• HTTPLab star:3628 HTTPLabs let you inspect HTTP requests and forge responses.
• gnet star:3203 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
• kcp-go star:2784 KCP - Fast and Reliable ARQ Protocol.
• gobgp star:2063 BGP implemented in the Go Programming Language.
• ssh star:1748 Higher-level API for building SSH servers (wraps crypto/ssh).
• fortio star:1634 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:1138 Simple TUN/TAP library.
• go-getter star:1028 Go library for downloading files or directories from various sources using a URL.
• gev star:979 gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
• NFF-Go star:976 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
• sftp star:928 Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
• grab star:767 Go package for managing file downloads.
• ftp star:747 Package ftp implements a FTP client as described in RFC 959.
• mdns star:700 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.
• vssh star:671 Go library for building network and server automation over SSH protocol.
• lhttp star:590 Powerful websocket framework, build your IM server more easily.
• gosnmp star:578 Native Go library for performing SNMP actions.
• cidranger star:554 Fast IP to CIDR lookup for Go.
• gotcp star:472 Go package for quickly writing tcp applications.
• peerdiscovery star:452 Pure Go library for cross-platform local peer discovery using UDP multicast.
• stun star:420 Go implementation of RFC 5389 STUN protocol.
• gopcap star:407 Go wrapper for libpcap.
• go-stun star:392 Go implementation of the STUN client (RFC 3489 and RFC 5389).
• raw star:373 Package raw enables reading and writing data at the device driver level for a network interface.
• tcp_server star:346 Go library for building tcp servers faster.
• winrm star:279 Go WinRM client to remotely execute commands on Windows machines.
• buffstreams star:242 Streaming protocolbuffer data over TCP made easy.
• arp star:234 Package arp implements the ARP protocol, as described in RFC 826.
• gaio star:221 High performance async-io networking for Golang in proactor mode.
• ethernet star:209 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
• gmqtt star:189 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
• jazigo star:162 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
• gNxI star:161 A collection of tools for Network Management that use the gNMI and gNOI protocols.
• utp star:155 Go uTP micro transport protocol implementation.
• canopus star:143 CoAP Client/Server implementation (RFC 7252).
• sslb star:130 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
• xtcp star:107 TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
• dhcp6 star:68 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
• ether star:68 Cross-platform Go package for sending and receiving ethernet frames.
• packet star:54 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
• linkio star:50 Network link speed simulation for Reader/Writer interfaces.
• portproxy star:44 Simple TCP proxy which adds CORS support to API's which don't support it.
• iplib star:41 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
• graval star:26 Experimental FTP server framework.
• publicip star:21 Package publicip returns your public facing IPv4 address (internet egress).
• golibwireshark star:19 Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
• go-powerdns star:18 PowerDNS API bindings for Golang.
• panoptes-stream star:13 A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT).
• llb star:11 It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
• gohooks star:11 GoHooks make it easy to send and consume secured web-hooks from a Go application. Inspired by Spatie's Laravel Webhook Client and Server.
• goshark star:10 Package goshark use tshark to decode IP packet and create data struct to analyse packet.
• tspool star:8 A TCP Library use worker pool to improve performance and protect your server.
• httpproxy star:7 HTTP proxy handler and dialer.

HTTP Clients

Libraries for making HTTP requests.

• resty star:3497 Simple HTTP and REST client for Go inspired by Ruby rest-client.
• grequests star:1680 A Go "clone" of the great and famous Requests library.
• heimdall star:1664 An enchanced http client with retry and hystrix capabilities.
• sling star:1213 Sling is a Go HTTP client library for creating and sending API requests.
• gentleman star:849 Full-featured plugin-driven HTTP client library.
• pester star:525 Go HTTP client calls with retries, backoff, and concurrency.
• request star:75 HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
• rq star:36 A nicer interface for golang stdlib HTTP client.
• go-http-client star:13 Make http calls simply and easily.
• httpretry star:10 Enriches the default go HTTP client with retry functionality.

OpenGL

Libraries for using OpenGL in Go.

• glfw star:1008 Go bindings for GLFW 3.
• gl star:763 Go bindings for OpenGL (generated via glow).
• mathgl star:348 Pure Go math package specialized for 3D math, with inspiration from GLM.
• goxjs/gl star:143 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
• goxjs/glfw star:67 Go cross-platform glfw library for creating an OpenGL context and receiving events.
• go-glmatrix star:1 Go port of glMatrix library.

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

• GORM star:21687 The fantastic ORM library for Golang, aims to be developer friendly.
• ent star:5624 An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
• go-pg star:4176 PostgreSQL ORM with focus on PostgreSQL specific features and performance.
• SQLBoiler star:3501 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
• gorp star:3440 Go Relational Persistence, ORM-ish library for Go.
• XORM Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle).
• upper.io/db star:2386 Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
• reform star:1032 Better ORM for Go, based on non-empty interfaces and code generation.
• pop/soda star:984 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• gormt star:860 Mysql database to golang gorm struct.
• go-queryset star:571 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
• QBS star:554 Stands for Query By Struct. A Go ORM.
• go-sqlbuilder star:489 A flexible and powerful SQL string builder library plus a zero-config ORM.
• beego orm Powerful orm framework for go. Support: pq/mysql/sqlite3.
• rel star:280 Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
• Zoom star:268 Blazing-fast datastore and querying engine built on Redis.
• grimoire star:149 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
• go-sql star:128 A easy ORM for mysql.
• go-store star:100 Simple and fast Redis backed key-value store library for Go.
• go-firestorm star:20 A simple ORM for Google/Firebase Cloud Firestore.
• lore star:6 Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.
• marlow star:3 Generated ORM from project structs for compile time safety assurances.

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:13230 Go dependency tool.
• vgo Versioned Go.

Unofficial libraries for package and dependency management.

• gigo PIP-like dependency tool for golang, with support for private repositories and hashes.
• glide star:8068 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
• godep star:5624 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
• govendor star:5011 Go Package Manager. Go vendor tool that works with the standard vendor file.
• gopm star:2492 Go Package Manager.
• gom star:1386 Go Manager - bundle for go.
• gpm star:1201 Barebones dependency manager for Go.
• goop star:779 Simple dependency manager for Go (golang), inspired by Bundler.
• modgv star:351 Converts 'go mod graph' output into Graphviz's DOT language.
• nut star:242 Vendor Go dependencies.
• johnny-deps star:215 Minimal dependency version using Git.
• VenGO star:121 create and manage exportable isolated go virtual environments.
• mvn-golang star:112 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
• gop star:49 Build and manage your Go applications out of GOPATH.

Performance

• jaeger star:12220 A distributed tracing system.
• profile star:1322 Simple profiling support package for Go.
• statsviz star:907 Live visualization of your Go application runtime statistics.
• pixie star:348 No instrumentation tracing for Golang applications via eBPF.
• tracer star:38 Simple, lightweight tracing.

Query Language

• graphql-go star:7005 Implementation of GraphQL for Go.
• graphql star:3531 GraphQL server with a focus on ease of use.
• gojsonq star:1559 A simple Go package to Query over JSON Data.
• dasel star:551 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.
• jsonql star:238 JSON query expression library in Golang.
• rql star:181 Resource Query Language for REST API.
• graphql star:52 graphql parser + utilities.
• jsonslice star:48 Jsonpath queries with advanced filters.
• straf star:21 Easily Convert Golang structs to GraphQL objects.
• api-fu star:18 Comprehensive GraphQL implementation.
• rqp star:14 Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
• gws star:4 Apollos' "GraphQL over Websocket" client and server implementation.

Resource Embedding

• packr star:3064 The simple and easy way to embed static files into Go binaries.
• statik star:3006 Embeds static files into a Go executable.
• go.rice star:2103 go.rice is a Go package that makes working with resources such as html,js,css,images and templates very easy.
• vfsgen star:902 Generates a vfsdata.go file that statically implements the given virtual filesystem.
• esc star:585 Embeds files into Go programs and provides http.FileSystem interfaces to them.
• fileb0x star:575 Simple tool to embed files in go with focus on "customization" and ease to use.
• go-resources star:170 Unfancy resources embedding with Go.
• statics star:62 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
• go-embed star:27 Generates go code to embed resource files into your library or executable.
• templify star:25 Embed external template files into Go code to create single file binaries.
• mule star:8 Embed external resources like images, movies ... into Go source code to create single file binaries using go generate. Focussed on simplicity.

Science and Data Analysis

Libraries for scientific computing and data analyzing.

• gonum star:4358 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
• stats star:1843 Statistics package with common functions missing from the Golang standard library.
• gonum/plot star:1740 gonum/plot provides an API for building and drawing plots in Go.
• gosl star:1530 Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
• streamtools star:1314 general purpose, graphical tool for dealing with streams of data.
• go-dsp star:704 Digital Signal Processing for Go.
• chart star:660 Simple Chart Plotting library for Go. Supports many graphs types.
• goraph star:634 Pure Go graph theory library(data structure, algorith visualization).
• dataframe-go star:392 Dataframes for machine-learning and statistics (similar to pandas).
• graph star:389 Library of basic graph algorithms.
• orb star:345 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
• ewma star:315 Exponentially-weighted moving averages.
• calendarheatmap star:230 Calendar heatmap in plain Go inspired by Github contribution activity.
• gohistogram star:148 Approximate histograms for data streams.
• TextRank star:117 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
• sparse star:106 Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
• pagerank star:66 Weighted PageRank algorithm implemented in Go.
• geom star:46 2D geometry for golang.
• evaler star:44 Simple floating point arithmetic expression evaluator.
• goent star:21 GO Implementation of Entropy Measures.
• decimal star:18 Package decimal implements arbitrary-precision decimal floating-point arithmetic.
• triangolatte star:17 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
• GoStats star:14 GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
• piecewiselinear star:13 Tiny linear interpolation library.
• PiHex star:13 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
• ode star:12 Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
• assocentity star:6 Package assocentity returns the average distance from words to a given entity.
• go-gt star:5 Graph theory algorithms written in "Go" language.
• rootfinding star:4 root-finding algorithms library for finding roots of quadratic functions.
• bradleyterry star:4 Provides a Bradley-Terry Model for pairwise comparisons.

Security

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

• lego star:4305 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
• Cameradar star:2398 Tool and library to remotely hack RTSP streams from surveillance cameras.
• memguard star:1818 A pure Go library for handling sensitive values in memory.
• acmetool star:1806 ACME (Let's Encrypt) client tool with automatic renewal.
• secure star:1574 HTTP middleware for Go that facilitates some quick security wins.
• themis star:1156 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:656 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
• nacl star:485 Go implementation of the NaCL set of API's.
• firewalld-rest star:296 A rest application to dynamically update firewalld rules on a linux server.
• BadActor star:291 In-memory, application-driven jailer built in the spirit of fail2ban.
• ssh-vault star:260 encrypt/decrypt using ssh keys.
• optimus-go star:244 ID hashing and Obfuscation using Knuth's Algorithm.
• passlib star:237 Futureproof password hashing library.
• go-yara star:188 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
• simple-scrypt star:163 Scrypt package with a simple, obvious API and automatic cost calibration built-in.
• go-password-validator star:159 Password validator based on raw cryptographic entropy values.
• argon2pw star:85 Argon2 password hash generation with constant-time password comparison.
• autocert Auto provision Let's Encrypt certificates and start a TLS server.
• Interpol Rule-based data generator for fuzzing and penetration testing.
• goSecretBoxPassword star:38 A probably paranoid package for securely hashing and encrypting passwords.
• certificates star:20 An opinionated tool for generating tls certificates.
• go-generate-password star:14 Password generator that can be used on the cli or as a library.
• goArgonPass star:13 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
• secureio star:12 An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
• argon2-hashing star:11 light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
• sslmgr star:10 SSL certificates made easy with a high level wrapper around acme/autocert.

Serialization

Libraries and tools for binary serialization.

• jsoniter star:8498 High-performance 100% compatible drop-in replacement of "encoding/json".
• goprotobuf star:7207 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
• gogoprotobuf star:4185 Protocol Buffers for Go with Gadgets.
• mapstructure star:3870 Go library for decoding generic map values into native Go structures.
• go-codec star:1477 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
• colfer star:571 Code generation for the Colfer binary format.
• csvutil star:425 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
• go-capnproto star:277 Cap'n Proto library and parser for go.
• cbor star:222 Small, safe, and easy CBOR encoding and decoding library.
• php_session_decoder star:142 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
• structomap star:116 Library to easily and dynamically generate maps from static structures.
• bambam star:61 generator for Cap'n Proto schemas from go.
• asn1 star:47 Asn.1 BER and DER encoding library for golang.
• binstruct star:26 Golang binary decoder for mapping data into the structure.
• fwencoder star:14 Fixed width file parser (encoding and decoding library) for Go.
• elastic star:12 Convert slices, maps or any other unknown value across different types at run-time, no matter what.
• bel star:11 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
• pletter star:11 A standard way to wrap a proto message for message brokers.
• fixedwidth star:4 Fixed-width text formatting (UTF-8 supported).
• go-lctree star:1 Provides a CLI and primitives to serialize and deserialize LeetCode binary trees.

Server Applications

• etcd star:33611 Highly-available key value store for shared configuration and service discovery.
• consul Consul is a tool for service discovery, monitoring and configuration.
• Caddy star:30928 Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
• minio star:24730 Minio is a distributed object storage server.
• RoadRunner star:4623 High-performance PHP application server, load-balancer and process manager.
• devd star:3057 Local webserver for developers.
• SFTPGo star:2109 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.
• algernon star:1745 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
• flipt star:1352 A self contained feature flag solution written in Go and Vue.js
• Fider star:1349 Fider is an open platform to collect and organize customer feedback.
• Flagr star:1340 Flagr is an open-source feature flagging and A/B testing service.
• Trickster star:1239 HTTP reverse proxy cache and time series accelerator.
• discovery star:1139 A registry for resilient mid-tier load balancing and failover.
• jackal star:865 An XMPP server written in Go.
• dudeldu star:117 A simple SHOUTcast server.
• lets-proxy2 star:43 Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
• psql-streamer star:24 Stream database events from PostgreSQL to Kafka.
• riemann-relay Relay to load-balance Riemann events and/or convert them to Carbon.
• nginx-prometheus star:15 Nginx log parser and exporter to Prometheus.
• nsq A realtime distributed messaging platform.
• protoxy star:5 A proxy server that converts JSON request bodies to Protocol Buffers.

Stream Processing

Libraries and tools for stream processing and reactive programming.

• go-streams star:438 Go stream processing library.

Template Engines

Libraries and tools for templating and lexing.

• gofpdf star:3679 PDF document generator with high level support for text, drawing and images.
• quicktemplate star:1920 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
• pongo2 star:1814 Django-like template-engine for Go.
• hero star:1415 Hero is a handy, fast and powerful go template engine.
• mustache star:997 Go implementation of the Mustache template language.
• amber star:864 Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade.
• ace star:793 Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold.
• Razor star:758 Razor view engine for Golang.
• jet star:705 Jet template engine.
• ego star:454 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
• fasttemplate star:452 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
• raymond star:405 Complete handlebars implementation in Go.
• maroto star:273 A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
• goview star:187 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
• Soy star:153 Closure templates (aka Soy templates) for Go, following the official spec.
• liquid star:109 Go implementation of Shopify Liquid templates.
• kasia.go star:72 Templating system for HTML and other text documents - go implementation.
• velvet star:72 Complete handlebars implementation in Go.
• extemplate star:28 Tiny wrapper around html/template to allow for easy file-based template inheritance.
• damsel star:24 Markup language featuring html outlining via css-selectors, extensible via pkg html/template and others.
• gospin star:19 Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations.

Testing

Libraries for testing codebases and generating test data.

• Testing Frameworks

  • testmd Convert markdown snippets into testable go code.
  • Testify star:11900 Sacred extension to the standard go testing package.
  • go-cmp star:2010 Package for comparing Go values in tests.
  • httpexpect star:1537 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
  • godog star:1186 Cucumber or Behat like BDD framework for Go.
  • goblin star:725 Mocha like testing framework fo Go.
  • baloo star:693 Expressive and versatile end-to-end HTTP API testing made easy.
  • testfixtures star:573 A helper for Rails' like test fixtures to test database applications.
  • go-vcr star:468 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
  • go-mutesting star:372 Mutation testing for Go source code.
  • gofight star:349 API Handler Testing for Golang Router framework.
  • ginkgo BDD Testing Framework for Go.
  • frisby star:262 REST API testing framework.
  • gocheck More advanced testing framework alternative to gotest.
  • goc star:232 Goc is a comprehensive coverage testing system for The Go Programming Language.
  • GoConvey BDD-style framework with web UI and live reload.
  • go-carpet star:210 Tool for viewing test coverage in terminal.
  • charlatan star:196 Tool to generate fake interface implementations for tests.
  • gotest.tools star:180 A collection of packages to augment the go testing package and support common patterns.
  • commander star:167 Tool for testing cli applications on windows, linux and osx.
  • endly star:163 Declarative end to end functional testing.
  • cupaloy star:120 Simple snapshot testing addon for your test framework.
  • dbcleaner star:118 Clean database for testing purpose, inspired by database_cleaner in Ruby.
  • GoSpec star:115 BDD-style testing framework for the Go programming language.
  • go-testdeep star:112 Extremely flexible golang deep comparison, extends the go testing package.
  • embedded-postgres star:82 Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
  • wstest star:80 Websocket client for unit-testing a websocket http.Handler.
  • 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.
  • gospecify star:54 This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
  • jsonassert star:53 Package for verifying that your JSON payloads are serialized correctly.
  • restit star:52 Go micro framework to help writing RESTful API integration test.
  • testcase star:50 Idiomatic testing framework for Behavior Driven Development.
  • gomatch star:40 library created for testing JSON against patterns.
  • gomega Rspec like matcher/assertion library.
  • dsunit star:35 Datastore testing for SQL, NoSQL, structured files.
  • covergates star:27 Self-hosted code coverage report review and management service.
  • Hamcrest star:27 fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
  • go-hit star:24 Hit is an http integration test framework written in golang.
  • assert star:24 Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
  • flute star:15 HTTP client testing framework.
  • schema star:14 Quick and easy expression matching for JSON schemas used in requests and responses.
  • biff star:10 Bifurcation testing framework, BDD compatible.
  • badio star:10 Extensions to Go's testing/iotest package.
  • testsql star:10 Generate test data from SQL files before testing and clear it after finished.
  • gocrest star:10 Composable hamcrest-like matchers for Go assertions.
  • gosuite star:9 Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
  • gogiven star:9 YATSPEC-like BDD testing framework for Go.
  • Tt star:5 Simple and colorful test tools.
  • trial star:4 Quick and easy extendable assertions without introducing much boilerplate.
  • stop-and-go star:2 Testing helper for concurrency.

• Mock

  • gomock star:4868 Mocking framework for the Go programming language.
  • go-sqlmock star:2940 Mock SQL driver for testing database interactions.
  • hoverfly star:1662 HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
  • gock star:1105 Versatile HTTP mocking made easy.
  • httpmock star:928 Easy mocking of HTTP responses from external resources.
  • counterfeiter star:450 Tool for generating self-contained mock objects.
  • minimock star:328 Mock generator for Go interfaces.
  • go-txdb star:317 Single transaction based database driver mainly for testing purposes.
  • govcr star:93 HTTP mock for Golang: record and replay HTTP interactions for offline testing.
  • timex star:48 A test-friendly replacement for the native time package.
  • mockhttp star:22 Mock object for Go http.ResponseWriter.
  • go-localstack star:7 Tool for using localstack in AWS testing.

• Fuzzing and delta-debugging/reducing/shrinking.

  • go-fuzz star:3726 Randomized testing system.
  • gofuzz star:929 Library for populating go objects with random values.
  • Tavor star:225 Generic fuzzing and delta-debugging framework.

• Selenium and browser control tools.

  • chromedp star:5525 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
  • selenoid star:1761 alternative Selenium hub server that launches browsers within containers.
  • rod star:1001 A Devtools driver to make web automation and scraping easy.
  • cdp star:491 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
  • ggr star:265 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

• Fail injection

  • failpoint star:544 An implementation of failpoints for Golang.

Text Processing

Libraries for parsing and manipulating texts.

• Specific Formats
  • colly star:12405 Fast and Elegant Scraping Framework for Gophers.
  • GoQuery star:9489 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
  • blackfriday star:4550 Markdown processor in Go.
  • toml star:3374 TOML configuration format (encoder/decoder with reflection).
  • sh star:3308 Shell parser and formatter.
  • go-humanize star:2421 Formatters for time, numbers, and memory size to human readable format.
  • bluemonday star:1711 HTML Sanitizer.
  • gofeed star:1483 Parse RSS and Atom feeds in Go.
  • inject star:1282 Package inject provides a reflect based injector.
  • go-toml star:869 Go library for the TOML format with query support and handy cli tools.
  • commonregex star:705 A collection of common regular expressions for Go.
  • slug star:607 URL-friendly slugify with multiple languages support.
  • dataflowkit star:433 Web scraping Framework to turn websites into structured data.
  • mxj star:414 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
  • gommon/bytes Format bytes to string.
  • gographviz star:399 Parses the Graphviz DOT language.
  • go-runewidth star:312 Functions to get fixed width of the character or string.
  • htmlquery star:302 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
  • gotext star:281 GNU gettext utilities for Go.
  • goq star:183 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
  • goribot star:179 A simple golang spider/scraping framework,build a spider in 3 lines.
  • go-nmea star:131 NMEA parser library for the Go language.
  • html-to-markdown star:114 Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
  • sdp star:104 SDP: Session Description Protocol [RFC 4566].
  • go-zero-width star:93 Zero-width character detection and removal for Go.
  • podcast star:81 iTunes Compliant and RSS 2.0 Podcast Generator in Golang
  • editorconfig-core-go star:79 Editorconfig file parser and manipulator for Go.
  • align star:65 A general purpose application that aligns text.
  • go-slugify star:64 Make pretty slug with multiple languages support.
  • github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
  • genex star:59 Count and expand Regular Expressions into all matching Strings.
  • go-fixedwidth star:50 Fixed-width text formatting (encoder/decoder with reflection).
  • go-vcard star:49 Parse and format vCard.
  • guesslanguage star:48 Functions to determine the natural language of a unicode text.
  • goregen star:46 Library for generating random strings from regular expressions.
  • allot star:45 Placeholder and wildcard text parsing for CLI tools and bots.
  • did star:43 DID (Decentralized Identifiers) Parser and Stringer in Go.
  • gonameparts star:32 Parses human names into individual name parts.
  • Slugify star:27 Go slugify application that handles string.
  • pagser star:20 Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
  • codetree star:16 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
  • enca star:10 Minimal cgo bindings for libenca.
  • syndfeed star:7 A syndication feed for Atom 1.0 and RSS 2.0.
  • bbConvert star:6 Converts bbCode to HTML that allows you to add support for custom bbCode tags.
  • doi star:5 Document object identifier (doi) parser in Go.
  • ltsv star:5 High performance LTSV (Labeled Tab Separated Value) reader for Go.
  • encdec star:3 Package provides a generic interface to encoders and decodersa.
• Utility
  • xurls star:724 Extract urls from text.
  • gotabulate star:254 Easily pretty-print your tabular data with Go.
  • radix star:164 fast string sorting algorithm.
  • parth star:39 URL path segmentation parsing.
  • gofuckyourself star:29 A sanitization-based swear filter for Go.
  • regroup star:25 Match regex expression named groups into go struct using struct tags and automatic parsing.
  • xj2go star:20 Convert xml or json to go struct.
  • kace star:16 Common case conversions covering common initialisms.
  • Tagify star:13 Produces a set of tags from given source.
  • parseargs-go star:8 string argument parser that understands quotes and backslashes.
  • TySug star:8 Alternative suggestions with respect to keyboard layouts.
  • textwrap star:2 Implementation of textwrap module from Python.

Third-party APIs

Libraries for accessing third party APIs.

• github star:6956 Go library for accessing the GitHub REST API v3.
• aws-sdk-go star:6216 The official AWS SDK for the Go programming language.
• google star:2471 Auto-generated Google APIs for Go.
• google-cloud star:2390 Google Cloud APIs Go Client Library.
• discordgo star:1617 Go bindings for the Discord Chat API.
• stripe star:1253 Go client for the Stripe API.
• minio-go star:1140 Minio Go Library for Amazon S3 compatible cloud storage.
• go-twitter star:1101 Go client library for the Twitter v1.1 APIs.
• anaconda star:1064 Go client library for the Twitter 1.1 API.
• facebook star:923 Go Library that supports the Facebook Graph API.
• go-jira star:826 Go client library for Atlassian JIRA
• githubql star:719 Go library for accessing the GitHub GraphQL API v4.
• webhooks star:555 Webhook receiver for GitHub and Bitbucket.
• paypal star:396 Wrapper for PayPal payment API.
• geo-golang star:378 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
• go-marathon star:193 Go library for interacting with Mesosphere's Marathon PAAS.
• ethrpc star:187 Go bindings for Ethereum JSON RPC API.
• Trello star:154 Go wrapper for the Trello API.
• Medium star:129 Golang SDK for Medium's OAuth2 API.
• gostorm star:126 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.
• hipchat (xmpp) star:112 A golang package to communicate with HipChat over XMPP.
• go-trending star:110 Go library for accessing trending repositories and developers at Github.
• hipchat star:106 This project implements a golang client library for the Hipchat API.
• wit-go star:94 Go client for wit.ai HTTP API.
• cachet star:84 Go client library for Cachet (open source status page system).
• pushover star:84 Go wrapper for the Pushover API.
• igdb star:62 Go client for the Internet Game Database API.
• clarifai star:57 Go client library for interfacing with the Clarifai API.
• twitter-scraper star:56 Scrape the Twitter Frontend API without authentication and limits.
• megos star:56 Client library for accessing an Apache Mesos cluster.
• circleci star:53 Go client library for interacting with CircleCI's API.
• gads star:49 Google Adwords Unofficial API.
• gosip star:47 Go client library SharePoint API.
• simples3 star:45 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
• amazon-product-advertising-api star:44 Go Client Library for Amazon Product Advertising API.
• go-xkcd star:41 Go client for the xkcd API.
• ynab star:41 Go wrapper for the YNAB API.
• GoMusicBrainz star:40 Go MusicBrainz WS2 client library.
• gogtrends star:40 Google Trends Unofficial API.
• fcm star:39 Go library for Firebase Cloud Messaging.
• uptimerobot star:39 Go wrapper and command-line client for the Uptime Robot v2 API.
• mixpanel star:36 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
• golyrics star:34 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
• golang-tmdb star:33 Golang wrapper for The Movie Database API v3.
• go-unsplash star:32 Go client library for the Unsplash.com API.
• spotify star:31 Go Library to access Spotify WEB API.
• translate star:30 Go online translation package.
• gami star:29 Go library for Asterisk Manager Interface.
• gcm star:29 Go library for Google Cloud Messaging.
• patreon-go star:23 Go library for Patreon API.
• shopify star:21 Go Library to make CRUD request to the Shopify API.
• steam star:21 Go Library to interact with Steam game servers.
• go-twitch star:20 Go client for interacting with the Twitch v3 API.
• brewerydb star:17 Go library for accessing the BreweryDB API.
• textbelt star:17 Go client for the textbelt.com txt messaging API.
• go-myanimelist star:17 Go client library for accessing the MyAnimeList API.
• go-imgur star:17 Go client library for imgur
• codeship-go star:16 Go client library for interacting with Codeship's API v2.
• lastpass-go star:15 Go client library for the LastPass API.
• airtable star:13 Go client library for the Airtable API.
• google-analytics star:12 Simple wrapper for easy google analytics reporting.
• coinpaprika-go star:11 Go client library for interacting with Coinpaprika's API.
• go-hacknews star:11 Tiny Go client for HackerNews API.
• smite star:10 Go package to wraps access to the Smite game API.
• go-aws-news star:9 Go application and library to fetch what's new from AWS.
• go-here star:9 Go client library around the HERE location based APIs.
• rrdaclient star:8 Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
• google-play-scraper star:8 Get data from Google Play Store.
• slack star:8 Slack API in Go.
• gomalshare star:8 Go library MalShare API malshare.com
• go-sophos star:8 Go client library for the Sophos UTM REST API with zero dependencies.
• go-postman-collection star:8 Go module to work with Postman Collections (compatible with Insomnia).
• gopaapi5 star:7 Go Client Library for Amazon Product Advertising API 5.0.
• google-email-audit-api star:7 Go client library for Google G Suite Email Audit API.
• zooz star:6 Go client for the Zooz API.
• tumblr star:6 Go wrapper for the Tumblr v2 API.
• go-telegraph Telegraph publishing platform API client.
• go-sptrans star:6 Go client library for the SPTrans Olho Vivo API.
• go-chronos star:3 Go library for interacting with the Chronos Job Scheduler
• kanka star:2 Go client for the Kanka API.
• libgoffi star:2 Library adapter toolbox for native libffi integration
• TripAdvisor star:1 Go wrapper for the TripAdvisor API.
• vl-go star:1 Go client library around the VerifID identity verification layer API.
• rawg-sdk-go star:1 Go library for the RAWG Video Games Database API
• playlyfe star:1 The Playlyfe Rest API Go SDK.

Utilities

General utilities and tools to make your life easier.

• fzf star:33159 Command-line fuzzy finder written in Go.
• hub star:20540 wrap git commands with additional functionality to interact with github from the terminal.
• ctop star:10802 Top-like interface (e.g. htop) for container metrics.
• sqlx star:9295 provides a set of extensions on top of the excellent built-in database/sql package.
• wuzz star:9231 Interactive cli tool for HTTP inspection.
• goreleaser star:6525 Deliver Go binaries as fast and easily as possible.
• peco star:6098 Simplistic interactive filtering tool.
• usql star:6035 usql is a universal command-line interface for SQL databases.
• godropbox star:3911 Common libraries for writing Go services/applications from Dropbox.
• realize star:3853 Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
• Task star:2920 simple "Make" alternative.
• hystrix-go star:2895 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
• goreporter star:2769 Golang tool that does static analysis, unit testing, code review and generate code quality report.
• panicparse star:2437 Groups similar goroutines and colorizes stack dump.
• minify star:2410 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
• go-funk star:2185 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
• mc star:1676 Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
• Storm star:1641 Simple and powerful toolkit for BoltDB.
• mmake star:1525 Modern Make.
• mole star:1413 cli app to easily create ssh tunnels.
• mergo star:1321 Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
• spinner star:1275 Go package to easily provide a terminal spinner with options.
• boilr star:1212 Blazingly fast CLI tool for creating projects from boilerplate templates.
• filetype star:1199 Small package to infer the file type checking the magic numbers signature.
• jump star:952 Jump helps you navigate faster by learning your habits.
• circuitbreaker star:910 Circuit Breakers in Go.
• git-time-metric star:842 Simple, seamless, lightweight time tracking for Git.
• immortal star:683 *nix cross-platform (OS agnostic) supervisor.
• hostctl star:619 A CLI tool to manage /etc/hosts with easy commands.
• htcat star:528 Parallel and Pipelined HTTP GET Utility.
• circuit star:508 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
• go-dry star:457 DRY (don't repeat yourself) package for Go.
• godaemon star:454 Utility to write daemons.
• gopencils star:435 Small and simple package to easily consume REST APIs.
• koazee star:430 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
• ergo star:430 The management of multiple local services running over different ports made easy.
• request star:388 Go HTTP Requests for Humans™.
• mimetype star:371 Package for MIME type detection based on magic numbers.
• go-rate star:316 Timed rate limiter for Go.
• Deepcopier star:314 Simple struct copying for Go.
• clockwork star:304 A simple fake clock for golang.
• gubrak star:289 Golang utility library with syntactic sugar. It's like lodash, but for golang.
• retry star:259 The most advanced functional mechanism to perform actions repetitively until successful.
• gohper star:253 Various tools/modules help for development.
• serve star:229 A static http server anywhere you need.
• delve star:225 Go debugger.
• go-trigger star:208 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
• util star:189 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
• gotenv star:187 Load environment variables from .env or any io.Reader in Go.
• scany star:170 Library for scanning data from a database into Go structs and more.
• go-bind-plugin star:166 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
• Death star:163 Managing go application shutdown with signals.
• moldova star:159 Utility for generating random data based on an input template.
• rerun star:159 Recompiling and rerunning go apps when source changes.
• create-go-app star:157 A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
• toolbox star:155 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
• apm star:148 Process manager for Golang applications with an HTTP API.
• robustly star:147 Runs functions resiliently, catching and restarting panics.
• go-sitemap-generator star:147 XML Sitemap generator written in Go.
• chyle star:135 Changelog generator using a git repository with multiple configuration possibilities.
• onecache star:114 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
• lrserver star:112 LiveReload server for Go.
• go-bsdiff star:108 Pure Go bsdiff and bspatch libraries and CLI tools.
• xferspdy star:83 Xferspdy provides binary diff and patch library in golang.
• mssqlx star:81 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
• nostromo star:80 CLI for building powerful aliases.
• pm star:79 Process (i.e. goroutine) manager with an HTTP API.
• go-health star:76 Health package simplifies the way you add health check to your services.
• goseaweedfs star:72 SeaweedFS client library with almost full features.
• countries star:72 Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standarts.
• repeat star:69 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
• UNIS star:68 Common Architecture™ for String Utilities in Go.
• netbug star:67 Easy remote profiling of your services.
• taskctl star:67 Concurrent task runner.
• scan star:64 Scan golang sql.Rows directly to structs, slices, or primitive types.
• multitick star:63 Multiplexor for aligned tickers.
• sorty star:61 Fast Concurrent / Parallel Sorting.
• handy star:60 Many utilities and helpers like string handlers/formatters and validators.
• pattern-match star:58 Pattern matching libray.
• minquery star:57 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
• mimemagic star:57 Pure Go ultra performant MIME sniffing library/utility.
• go-astitodo star:56 Parse TODOs in your GO code.
• goreadability star:53 Webpage summary extractor using Facebook Open Graph and arc90's readability.
• golog star:50 Easy and lightweight CLI tool to time track your tasks.
• pgo star:48 Convenient functions for PHP community.
• copy-pasta star:47 Universal multi-workstation clipboard that uses S3 like backend for the storage.
• retry star:46 Simple and easy retry mechanism package for Go.
• gaper star:45 Builds and restarts a Go project when it crashes or some watched file changes.
• goback star:43 Go simple exponential backoff package.
• mongo-go-pagination star:43 Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
• golarm star:43 Fire alarms with system events.
• intrinsic star:42 Use x86 SIMD without writing any assembly code.
• cmd star:40 Library for executing shell commands on osx, windows and linux.
• retry-go star:39 Retrying made simple and easy for golang.
• gpath star:39 Library to simplify access struct fields with Go's expression in reflection.
• dbt star:38 A framework for running self-updating signed binaries from a central, trusted repository.
• beyond star:38 The Go tool that will drive you to the AOP world!
• slice star:36 Type-safe functions for common Go slice operations.
• myhttp star:33 Simple API to make HTTP GET requests with timeout support.
• rclient star:32 Readable, flexible, simple-to-use client for REST APIs.
• filter star:29 provide filtering, sanitizing, and conversion of Go data.
• evaluator star:28 Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend.
• go-lock star:27 go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
• gostrutils star:26 Collections of string manipulation and conversion functions.
• generate star:24 runs go generate recursively on a specified path or environment variable and can filter by regex.
• ugo star:23 ugo is slice toolbox with concise syntax for Go.
• slicer star:22 Makes working with slices easier.
• goplaceholder star:22 a small golang lib to generate placeholder images.
• limiters star:20 Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
• rerate star:18 Redis-based rate counter and rate limiter for Go.
• go-httpheader star:18 Go library for encoding structs into Header fields.
• ghokin star:17 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
• structs star:16 Implement simple functions to manipulate structs.
• equalizer star:16 Quota manager and rate limiter collection for Go.
• tome star:16 Tome was designed to paginate simple RESTful APIs.
• dlog star:16 Compile-time controlled logger to make your release smaller without removing debug calls.
• ctxutil star:15 A collection of utility functions for contexts.
• filler star:15 small utility to fill structs using "fill" tag.
• okrun star:15 go run error steamroller.
• jsend star:14 JSend's implementation writen in Go.
• rest-go star:14 A package that provide many helpful methods for working with rest api.
• mimesniffer star:14 A MIME type sniffer for Go.
• copy Package for fast copying structs of different types.
• command star:13 Command pattern for Go with thread safe serial and parallel dispatcher.
• backscanner star:11 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
• shutdown star:11 App shutdown hooks for os.Signal handling.
• retry star:11 A pretty simple library to ensure your work to be done.
• go-convert star:8 Package go-convert enbles you to convert a value into another type.
• statiks star:7 Fast, zero-configuration, static HTTP filer server.
• go-countries star:7 Lightweight lookup over ISO-3166 codes.
• retry star:7 A simple but highly configurable retry package for Go.
• go-problemdetails star:7 Go package for working with Problem Details.
• ptr star:6 Package that provide functions for simplified creation of pointers from constants of basic types.
• r Python-like range() experience for Go.
• sliceconv star:5 Slice conversion between primitive types.
• blank star:5 Verify or remove blanks and whitespace from strings.
• nfdump star:4 Read nfdump netflow files.
• silk star:4 Read silk netflow files.
• olaf star:2 Twitter Snowflake implemented in Go.
• lets-go star:2 Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
• tik star:1 Simple and easy timing wheel package for Go.
• go-safe star:1 Panic-safe sandbox.

UUID

Libraries for working with UUIDs.

• uuid star:2249 Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
• ulid star:2065 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
• uniq No hassle safe, fast unique identifiers with commands.
• uuid star:850 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
• wuid star:378 An extremely fast unique number generator, 10-135 times faster than UUID.
• sno star:38 Compact, sortable and fast unique IDs with embedded metadata.
• goid star:29 Generate and Parse RFC4122 compliant V4 UUIDs.
• nanoid star:27 A tiny and efficient Go unique string ID generator.
• uuid star:12 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
• gouid star:4 Generate cryptographically secure random string IDs with just one allocation.

Validation

Libraries for validation.

• validator star:6544 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
• govalidator star:4496 Validators and sanitizers for strings, numerics, slices and structs.
• ozzo-validation star:1774 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:939 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
• validate star:335 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
• checkdigit star:61 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
• jio star:50 jio is a json schema validator similar to joi.
• validate star:50 This package provides a framework for writing validations for Go applications.
• gody star:40 🎈 A lightweight struct validator for Go.
• terraform-validator star:38 A norms and conventions validator for Terraform.
• govalid star:23 Fast, tag-based validation for structs.

Version Control

Libraries for version control.

• go-git star:5015 highly extensible Git implementation in pure Go.
• git2go star:1567 Go bindings for libgit2.
• hercules star:1154 gaining advanced insights from Git repository history.
• gh star:75 Scriptable server and net/http middleware for GitHub Webhooks.
• go-vcs star:75 manipulate and inspect VCS repositories in Go.
• hgo star:13 Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

Video

Libraries for manipulating video.

• goav star:1427 Comphrensive Go bindings for FFmpeg.
• m3u8 star:753 Parser and generator library of M3U8 playlists for Apple HLS.
• gmf star:641 Go bindings for FFmpeg av* libraries.
• go-astits star:334 Parse and demux MPEG Transport Streams (.ts) natively in GO.
• go-astisub star:286 Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
• libvlc-go star:159 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
• gst star:158 Go bindings for GStreamer.
• go-m3u8 star:66 Parser and generator library for Apple m3u8 playlists.
• v4l star:47 Video capture library for Linux, written in Go.
• libgosubs star:13 Subtitle format support for go. Supports .srt, .ttml, and .ass.
• go-mpd star:4 Parser and generator library for MPEG-DASH manifest files.

Web Frameworks

Full stack web frameworks.

• Gin star:43475 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:25333 beego is an open-source, high-performance web framework for the Go programming language.
• Buffalo Bringing the productivity of Rails to Go!
• Echo star:18549 High performance, minimalist Go web framework.
• Revel star:11990 High-productivity web framework for the Go language.
• Fiber star:10083 An Express.js inspired web framework build on Fasthttp.
• Goa star:4024 Goa provides a holistic approach for developing remote APIs and microservices in Go.
• go-json-rest star:3444 Quick and easy way to setup a RESTful JSON API.
• Gizmo star:3300 Microservice toolkit used by the New York Times.
• Macaron star:3071 Macaron is a high productive and modular design web framework in Go.
• utron star:2174 Lightweight MVC framework for Go(Golang).
• tigertonic star:1000 Go framework for building JSON web services inspired by Dropwizard.
• tango star:836 Micro & pluggable web framework for Go.
• Goyave star:752 Feature-complete web framework aimed at clean code and fast development, with powerful built-in functionalities.
• gongular star:439 Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
• neo star:410 Neo is minimal and fast Go Web Framework with extremely simple API.
• Air star:391 An ideally refined web framework for Go.
• Gearbox star:387 A web framework written in Go with a focus on high performance and memory optimization.
• mango star:354 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
• Aero star:322 High-performance web framework for Go, reaches top scores in Lighthouse.
• Gondola star:310 The web framework for writing faster sites, faster.
• Golf star:245 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.
• Flamingo star:174 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.
• WebGo star:143 A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
• hiboot star:140 hiboot is a high performance web application framework with auto configuration and dependency injection support.
• Ginrpc star:136 Gin parameter automatic binding tool,gin rpc tools.
• Flamingo Commerce star:129 Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
• go-rest star:124 Small and evil REST framework for Go.
• uAdmin star:119 Fully featured web framework for Golang, inspired by Django.
• Golax star:73 A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
• Microservice star:73 The framework for the creation of microservices, written in Golang.
• vox star:72 A golang web framework for humans, inspired by Koa heavily.
• patron star:67 Patron is a microservice framework following best cloud practices with a focus on productivity.
• appy star:65 An opinionated productive web framework that helps scaling business easier.
• YARF star:58 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
• Fireball star:53 More "natural" feeling web framework.
• aah Scalable, performant, rapid development Web framework for Go.
• rux star:46 Simple and fast web framework for build golang HTTP applications.
• goa star:40 goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware.
• REST Layer Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
• Resoursea star:31 REST framework for quickly writing resource based services.
• rex star:30 Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
• goweb star:14 Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS.
• Banjo star:14 Very simple and fast web framework for Go.

Middlewares

Actual middlewares

• Tollbooth star:1797 Rate limit HTTP request handler.
• CORS star:1654 Easily add CORS capabilities to your API.
• Limiter star:1159 Dead simple rate limit middleware for Go.
• go-server-timing star:783 Add/parse Server-Timing header.
• go-fault star:376 Fault injection middleware for Go.
• ln-paywall star:108 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
• XFF star:76 Handle X-Forwarded-For header and friends.
• formjson star:36 Transparently handle JSON input as a standard form POST.
• client-timing star:18 An HTTP client for Server-Timing header.

Libraries for creating HTTP middlewares

• negroni star:6834 Idiomatic HTTP middleware for Golang.
• alice star:2156 Painless middleware chaining for Go.
• render star:1389 Go package for easily rendering JSON, XML, and HTML template responses.
• stats star:573 Go middleware that stores various information about your web application.
• interpose star:290 Minimalist net/http middleware for golang.
• renderer star:212 Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
• muxchain star:209 Lightweight middleware for net/http.
• rye star:95 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
• gores star:93 Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
• mediary star:69 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:7 http.Handler wrapper catenation (same API as "chain").

Routers

• mux star:13151 Powerful URL router and dispatcher for golang.
• httprouter star:12039 High performance router. Use this and the standard http handlers to form a very high performance web framework.
• chi star:8462 Small, fast and expressive HTTP router built on net/context.
• gocraft/web star:1431 Mux and middleware package in Go.
• Bone star:1264 Lightning Fast HTTP Multiplexer.
• fasthttprouter star:863 High performance router forked from httprouter. The first router fit for fasthttp.
• Goji star:838 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
• xujiajun/gorouter star:484 A simple and fast HTTP router for Go.
• httptreemux star:457 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
• ozzo-routing star:387 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
• lars star:382 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
• Siesta star:351 Composable framework to write middleware and handlers.
• vestigo star:264 Performant, stand-alone, HTTP compliant URL Router for go web applications.
• gowww/router star:157 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
• alien star:115 Lightweight and fast http router from outer space.
• pure star:111 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
• violetear star:100 Go HTTP router.
• Bxog star:97 Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters.
• xmux star:88 High performance muxer based on httprouter with net/context support.
• GoRouter star:85 GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
• bellt star:48 A simple Go HTTP router.
• FastRouter star:18 a fast, flexible HTTP router written in Go.
• goroute star:7 Simple yet powerful HTTP request multiplexer.

WebAssembly

• tinygo star:7128 Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
• dom star:421 DOM library.
• go-canvas star:95 Library to use HTML5 Canvas, with all drawing within go code.
• wasmbrowsertest star:68 Run Go WASM tests in your browser.
• webapi star:66 Bindings for DOM and HTML generated from WebIDL.
• vert star:45 Interop between Go and JS values.

Windows

• go-ole star:685 Win32 OLE implementation for golang.
• d3d9 star:112 Go bindings for Direct3D9.
• gosddl star:4 Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL.

XML

Libraries and tools for manipulating XML.

• zek star:426 Generate a Go struct from XML.
• xpath star:350 XPath package for Go.
• xquery star:154 XQuery lets you extract data from HTML/XML documents using XPath expression.
• xml2map star:26 XML to MAP converter written Golang.
• XML-Comp star:16 Simple command line XML comparer that generates diffs of folders, files and tags.
• xmlwriter star:12 Procedural XML generation API based on libxml2's xmlwriter module.

Tools

Go software and plugins.

Code Analysis

• GoLint star:3727 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:1607 Errcheck is a program for checking for unchecked errors in Go programs.
• gcvis star:995 Visualise Go program GC trace data in real time.
• go-critic star:817 source code linter that brings checks that are currently not implemented in other linters.
• php-parser star:768 A Parser for PHP written in Go.
• staticcheck staticcheck is go vet on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#.
• goast-viewer star:480 Web based Golang AST visualizer.
• goimports Tool to fix (add, remove) your Go imports automatically.
• GoCover.io GoCover.io offers the code coverage of any golang package as a service.
• go-mod-outdated star:439 An easy way to find outdated dependencies of your Go projects.
• go-cleanarch star:391 go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
• unconvert star:304 Remove unnecessary type conversions from Go source.
• unused unused checks Go code for unused constants, variables, functions and types.
• GoPlantUML star:272 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.
• gostatus star:243 Command line tool, shows the status of repositories that contain Go packages.
• tickgit star:233 CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
• dupl star:214 Tool for code clone detection.
• apicompat star:170 Checks recent changes to a Go project for backwards incompatible changes.
• go-checkstyle star:109 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.
• golines star:78 Formatter that automatically shortens long lines in Go code.
• lint star:66 Run linters as part of go test.
• validate star:60 Automatically validates struct fields with tags.
• go-outdated star:44 Console application that displays outdated packages.
• tarp star:14 tarp finds functions and methods without direct unit tests in Go source code.

Editor Plugins

• vim-go star:12830 Go development plugin for Vim.
• gocode star:4888 Autocompletion daemon for the Go programming language.
• GoSublime star:3378 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
• go-plus star:1515 Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
• vscode-go star:1176 Extension for Visual Studio Code (VS Code) which provides support for the Go language.
• go-mode star:1121 Go mode for GNU/Emacs.
• Watch star:177 Runs a command in an acme win on file changes.
• vim-compiler-go star:85 Vim plugin to highlight syntax errors on save.
• Go plugin for JetBrains IDEs Go plugin for JetBrains IDEs.
• go-language-server star:32 A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
• gounit-vim star:19 Vim plugin for generating Go tests based on the function's or method's signature.
• goimports-reviser star:17 Formatting tool for imports.
• goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
• theia-go-extension star:15 Go language support for the Theia IDE.

Go Generate Tools

• gotests star:2906 Generate Go tests from your source code.
• genny star:1304 Elegant generics for Go.
• re2dfa star:183 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.
• hasgo star:68 Generate Haskell inspired functions for your slices.
• gocontracts star:63 brings design-by-contract to Go by synchronizing the code with the documentation.
• gonerics Idiomatic Generics in Go.
• xgen star:51 XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
• gounit star:45 Generate Go tests using your own templates.
• generic star:34 flexible data type for Go.

Go Tools

• go-swagger star:5837 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
• OctoLinker star:4548 Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
• go-callvis star:2917 Visualize call graph of your Go program using dot format.
• gb An easy to use project based build tool for the Go programming language.
• depth star:551 Visualize dependency trees of any package by analyzing imports.
• richgo star:504 Enrich go test outputs with text decorations.
• rts star:206 RTS: response to struct. Generates Go structs from server responses.
• godbg star:170 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:125 Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
• colorgo star:106 Wrapper around go command for colorized go build output.
• gothanks star:92 GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
• go-pkg-complete star:37 Bash completion for go and wgo.
• igo star:36 An igo to go transpiler (new language features for Go language!)
• go-james star:35 Go project skeleton creator, builds and tests your projects without the manual setup.
• gilbert Build system and task runner for Go projects.
• generator-go-lang star:22 A Yeoman generator to get new Go projects started.

Software Packages

Software written in Go.

DevOps Tools

• kubernetes star:71872 Container Cluster Manager from Google.
• Moby star:58963 Collaborative project for the container ecosystem to assemble container-based systems.
• traefik star:31623 Reverse proxy and load balancer with support for multiple backends.
• Gitea star:22142 Fork of Gogs, entirely community driven.
• gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
• Vegeta star:15888 HTTP load testing tool and library. It's over 9000!
• Packer star:11456 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
• Hey star:9592 Hey is a tiny program that sends some load to a web application.
• Wide Web-based IDE for Teams using Golang.
• webhook star:5925 Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
• GVM star:5781 GVM provides an interface to manage Go versions.
• gaia star:4259 Build powerful pipelines in any programming language.
• gox star:3911 Dead simple, no frills Go cross compile tool.
• bosun star:3077 Time Series Alerting Framework.
• bombardier star:2397 Fast cross-platform HTTP benchmarking tool.
• Pomerium star:2094 Pomerium is an identity-aware access proxy.
• fac star:1681 Command-line user interface to fix git merge conflicts.
• goxc star:1656 build tool for Go, with a focus on cross-compiling and packaging.
• script star:1627 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
• kala star:1566 Simplistic, modern, and performant job scheduler.
• StatusOK star:1409 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:1069 Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
• go-selfupdate star:775 Enable your Go applications to self update.
• skm star:657 SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
• Scaleway-cli star:636 Manage BareMetal Servers from Command Line (as easily as with Docker).
• s5cmd star:489 Blazing fast S3 and local filesystem execution tool.
• aurora star:485 Cross-platform web-based Beanstalkd queue server console.
• cassowary star:461 Modern cross-platform HTTP load-testing tool written in Go.
• govvv star:461 “go build” wrapper to easily add version information into Go binaries.
• gonative star:324 Tool which creates a build of Go that can cross compile to all platforms while still using the Cgo-enabled versions of the stdlib packages.
• uTask star:295 Automation engine that models and executes business processes declared in yaml.
• trubka star:289 A CLI tool to manage and troubleshoot Apache Kafka clusters with the ability of generically publishing/consuming protocol buffer and plain text events to/from Kafka.
• Mora star:279 REST server for accessing MongoDB documents and meta data.
• lstags star:270 Tool and API to sync Docker images across different registries.
• Pewpew star:256 Flexible HTTP command line stress tester.
• dogo star:228 Monitoring changes in the source file and automatically compile and run (restart).
• godbg star:224 Web-based gdb front-end application.
• Gogs A Self Hosted Git Service in the Go Programming Language.
• manssh star:221 manssh is a command line tool for managing your ssh alias config easily.
• jcli star:217 Jenkins CLI allows you manage your Jenkins as an easy way.
• Blast star:190 A simple tool for API load testing and batch jobs.
• gobrew star:177 gobrew lets you easily switch between multiple versions of go.
• ostent star:167 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
• easyssh-proxy star:160 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
• grapes star:149 Lightweight tool designed to distribute commands over ssh with ease.
• kcli star:138 Command line tool for inspecting kafka topics/partitions/messages.
• terraform-provider-openapi star:127 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.
• winrm-cli star:103 Cli tool to remotely execute commands on Windows machines.
• Dockerfile-Generator star:88 A go library and an executable that produces valid Dockerfiles using various input channels.
• go-furnace star:78 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
• drone-scp star:77 Copy files and artifacts via SSH using a binary, docker or Drone CI.
• Dropship star:55 Tool for deploying code via cdn.
• Rodent star:31 Rodent helps you manage Go versions, projects and track dependencies.
• drone-jenkins star:30 Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
• awsenv star:26 Small binary that loads Amazon (AWS) environment variables for a profile.
• s3-proxy star:25 S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
• lwc star:24 A live-updating version of the UNIX wc command.
• DepCharge star:14 Helps orchestrating the execution of commands across the many dependencies in larger projects.
• sg star:6 Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
• aptly star:3 aptly is a Debian repository management tool.

Other Software

• Gor star:13555 Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
• restic star:11291 De-duplicating backup program.
• Seaweed File System star:11003 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
• croc star:10869 Easily and securely send files or folders from one computer to another.
• Docker Open platform for distributed applications for developers and sysadmins.
• confd star:7236 Manage local application configuration files using templates and data from etcd or consul.
• Comcast star:6784 Simulate bad network connections.
• LiteIDE star:6232 LiteIDE is a simple, open source, cross-platform Go IDE.
• drive star:5701 Google Drive client for the commandline.
• tsuru Extensible and open source Platform as a Service software.
• toxiproxy star:4993 Proxy to simulate network and system conditions for automated tests.
• nes star:4628 Nintendo Entertainment System (NES) emulator written in Go.
• Duplicacy star:3479 A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
• myLG star:2382 Command Line Network Diagnostic tool written in Go.
• GoBoy star:2259 Nintendo Game Boy Color emulator written in Go.
• syncthing Open, decentralized file synchronization tool and protocol.
• Stack Up star:2214 Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
• 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.
• lgo star:2083 Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
• scc star:1891 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
• Circuit star:1862 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:1794 Powerful telemetry framework.
• borg star:1487 Terminal based search engine for bash snippets.
• Documize star:1211 Modern wiki software that integrates data from SaaS tools.
• Go Package Store star:889 App that displays updates for the Go packages in your GOPATH.
• peg star:739 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
• vFlow star:734 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
• Leaps star:690 Pair programming service using Operational Transforms.
• shell2http star:659 Executing shell commands via http server (for prototyping or remote control).
• gfile star:585 Securely transfer files between two computers, without any third party, over WebRTC.
• hugo Fast and Modern Static Website Engine.
• Guora star:491 A self-hosted Quora like web application written in Go.
• mockingjay star:467 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.
• Gebug star:437 A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
• gocc star:434 Gocc is a compiler kit for Go written in Go.
• go-peerflix star:414 Video streaming torrent client.
• ipe star:307 Open source Pusher server implementation compatible with Pusher client libraries written in GO.
• wellington star:296 Sass project management tool, extends the language with sprite functions (like Compass).
• ide star:259 Browser accessible IDE. Designed for Go with Go.
• Cherry star:228 Tiny webchat server in Go.
• orange-cat star:182 Markdown previewer written in Go.
• woke star:162 Detect non-inclusive language in your source code.
• Juju Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
• joincap star:150 Command-line utility for merging multiple pcap files together.
• Orbit star:141 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:97 CLI & API for folder-based functions in Vault like copy, move, and search.
• boxed star:71 Dropbox based blog engine.
• dp star:62 Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
• naclpipe star:21 Simple NaCL EC25519 based crypto pipe tool written in Go.
• term-quiz star:17 Quizzes for your terminal.
• Snitch star:15 Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
• GoLand Full featured cross-platform Go IDE.
• GoDocTooltip star:13 Chrome extension for Go Doc sites, which shows function description as tooltip at function list.

Resources

Where to discover new Go libraries.

Benchmarks

• go-http-routing-benchmark star:1441 Go HTTP request router benchmark and comparison.
• go-web-framework-benchmark star:1342 Go web framework benchmark.
• go_serialization_benchmarks star:1049 Benchmarks of Go serialization methods.
• skynet star:972 Skynet 1M threads microbenchmark.
• speedtest-resize star:204 Compare various Image resize algorithms for the Go language.
• go-benchmarks star:136 Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
• gospeed star:105 Go micro-benchmarks for calculating the speed of language constructs.
• autobench star:90 Framework to compare the performance between different Go versions.
• gocostmodel star:55 Benchmarks of common basic operations for the Go language.
• golang-sql-benchmark star:53 Collection of benchmarks for popular Go database/SQL utilities.
• go-benchmark-app star:21 Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
• kvbench star:19 Key/Value database benchmark.
• go-json-benchmark star:4 Go JSON benchmark.

Conferences

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

E-Books

• A Go Developer's Notebook
• An Introduction to Programming in Go
• Build Web Application with Golang
• Building Web Apps With Go
• For the Love of Go A series of introductory books for Go beginners.
• Go 101 A book focusing on Go syntax/semantics and all kinds of details.
• Go Bootcamp
• GoBooks star:8531 A curated list of Go books.
• Go Succinctly star:18 in Persian.
• Learning Go
• Network Programming With Go
• 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
• Writing A Compiler In Go
• Writing An Interpreter In Go

Gophers

• Free Gophers Pack star:2054 Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
• gopher-logos star:81 adorable gopher logos.
• Go-gopher-Vector star:36 Go gopher Vector Data [.ai, .svg].
• gopher-stickers
• gopher-vector
• gophericons
• gophers star:2312 Gopher artworks by Ashley McNamara.
• gophers star:2203 Free gophers.
• gopherize.me star:465 Gopherize yourself.
• gophers star:63 Gopher amigurumi toy pattern.
• gophers star:54 random gopher graphics.

Meetups

• Basel Go Meetup
• Belfast Gophers
• 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 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 Korea
• Golang Lima - Peru
• Golang Lyon
• Golang Marseille
• Golang Melbourne
• Golang Mountain View
• Golang New York
• Golang North East
• Golang Paris
• Golang Pune
• Golang Singapore
• Golang Stockholm
• Golang Sydney, AU
• Golang São Paulo - Brazil
• Golang Taipei
• 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)

Style Guides

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

Social Media

Twitter

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

Reddit

• r/golang

Websites

• Go Projects List of projects on the Go community wiki.
• awesome-awesomeness star:26903 List of other amazingly awesome lists.
• CodinGame Learn Go by solving interactive tasks using small games as practical examples.
• Go Blog The official Go blog.
• Go Challenge Learn Go by solving problems and getting feedback from Go experts.
• 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 Report Card A report card for your Go package.
• go.dev A hub for Go developers.
• Awesome Remote Job star:19501 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
• Gophercises Free coding exercises for budding gophers.
• golang-nuts Go mailing list.
• golang-graphics star:142 Collection of Go images, graphics, and art.
• Lille Gophers Golang talks community in Lille, France (@LilleGophers).
• 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.
• Gopher Community Chat Join Our New Slack Community For Gophers (Understand how it came).
• Google Plus Community The Google+ community for #golang enthusiasts.
• Awesome Go @LibHunt Your go-to Go Toolbox.
• Golang News Links and news about Go programming.
• Golang Flow Post Updates, News, Packages and more.
• Golang Developer Jobs Developer Jobs exclusivly for Golang related Roles.
• godoc.org Documentation for open source Go packages.
• gocryforhelp star:38 Collection of Go projects that needs help. Good place to start your open-source way in Go.
• 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

Tutorials

• Build web application with Golang star:36198 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:4911 Go's reference card.
• Go database/sql tutorial Introduction to database/sql.
• Go Playground for iOS Interactively edit & play Go snippets on your mobile device.
• Ethereum Development with Go star:698 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:27 Collection of programming design patterns implemented in Go.
• Go WebAssembly Tutorial - Building a Simple Calculator
• go-patterns star:14078 Curated list of Go design patterns, recipes and idioms.
• Learn Go with TDD star:12328 Learn Go with test-driven development.
• 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.
• Golang for Node.js Developers star:1368 Examples of Golang compared to Node.js for learning.
• 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.
• Hackr.io Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
• How to Benchmark: dbq vs sqlx vs GORM Learn how to benchmark in Go. As a case-study, we will benchmark dbq, sqlx and GORM.
• How To Deploy a Go Web Application with Docker Learn how to use Docker for Go development and how to build production Docker images.
• How to Use Godog for Behavior-driven Development in Go Get started with Godog — a Behavior-driven development framework for building and testing Go applications.
• goapp star:194 An opinionated guideline to structure & develop a Go web application/service.
• The world’s easiest introduction to WebAssembly with Golang
• Working with Go star:1162 Intro to go for experienced programmers.
• Your basic Go Huge collection of tutorials and how to's.