Awesome Go

This project is awesome-go Chinese version, last sync time : 2019-09-17 11:53:44(Synchronize every day)

financial support to Awesome Go

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

Icon :

Icon	State
	star > 2000
	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	The project has been archived。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。
	godoc document links。

Explain

中文 | English

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If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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
  • Email
  • Embeddable Scripting Languages
  • Error Handling
  • Files
  • 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
  • Natural Language Processing
  • Networking
    • HTTP Clients
  • OpenGL
  • ORM
  • Package Management
  • Performance
  • Query Language
  • Resource Embedding
  • Science and Data Analysis
  • Security
  • Serialization
  • 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
  • Windows
  • XML

• Tools

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

• Server Applications

• Resources

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

Audio and Music

Libraries for manipulating audio.

• Oto star:453 A low-level library to play sound on multiple platforms.
• PortAudio star:308 Go bindings for the PortAudio audio I/O library.
• music-theory star:260 Music theory models in Go.
• waveform star:250 Go package capable of generating waveform images from audio streams.
• portmidi star:210 Go bindings for PortMidi.
• id3v2 star:114 Fast and stable ID3 parsing and writing library for Go.
• flac star:103 Native Go FLAC encoder/decoder with support for FLAC streams.
• mix star:99 Sequence-based Go-native audio mixer for music apps.
• mp3 star:98 Native Go MP3 decoder.
• go-sox star:93 libsox bindings for go.
• flac star:85 No-frills native Go FLAC decoder that decodes FLAC files into byte slices.
• malgo star:76 Mini audio library.
• taglib star:69 Go bindings for taglib.
• gaad star:57 Native Go AAC bitstream parser.
• minimp3 star:28 Lightweight MP3 decoder library.
• vorbis star:22 "Native" Go Vorbis decoder (uses CGO, but has no dependencies).

Authentication and OAuth

Libraries for implementing authentications schemes.

• jwt-go star:6222 Golang implementation of JSON Web Tokens (JWT).
• casbin star:5204 Authorization library that supports access control models like ACL, RBAC, ABAC.
• oauth2 star:2443 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
• goth star:2327 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
• authboss star:1970 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.
• osin star:1551 Golang OAuth2 server library.
• go-oauth2-server star:1314 Standalone, specification-compliant, OAuth2 server written in Golang.
• go-jose star:1163 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
• gologin star:1070 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
• gorbac star:925 provides a lightweight role-based access control (RBAC) implementation in Golang.
• loginsrv star:828 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
• scs star:590 Session Manager for HTTP servers.
• permissions2 star:358 Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
• paseto star:247 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
• httpauth star:182 HTTP Authentication middleware.
• jeff star:165 Simple, flexible, secure and idiomatic web session management with pluggable backends.
• jwt-auth star:157 JWT middleware for Golang http servers with many configuration options.
• jwt star:100 Lightweight JSON Web Token (JWT) library.
• session star:91 Go session management for web servers (including support for Google App Engine - GAE).
• branca star:78 Golang implementation of Branca Tokens.
• jwt star:72 Clean and easy to use implementation of JSON Web Tokens (JWT).
• sessions star:47 Dead simple, highly performant, highly customizable sessions service for go http servers.
• securecookie star:34 Efficient secure cookie encoding/decoding.
• sjwt star:34 Simple jwt generator and parser.
• rbac star:29 Minimalistic RBAC package for Go applications.
• sessiongate-go star:8 Go session management using the SessionGate Redis module.
• signedvalue star:7 Signed and timestamped strings compatible with Tornado's create_signed_value, decode_signed_value, and therefore set_secure_cookie and get_secure_cookie.

Bot Building

Libraries for building and working with bots.

• telegram-bot-api star:1681 Simple and clean Telegram bot client.
• telebot star:969 Telegram bot framework written in Go.
• go-chat-bot star:485 IRC, Slack & Telegram bot written in Go.
• slacker star:325 Easy to use framework to create Slack bots.
• Golang CryptoTrading Bot star:230 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
• tbot star:227 Telegram bot server with API similar to net/http.
• Kelp star:183 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.
• Tenyks star:168 Service oriented IRC bot using Redis and JSON for messaging.
• go-sarah star:142 Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
• hanu star:109 Framework for writing Slack bots.
• go-tgbot star:87 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
• margelet star:58 Framework for building Telegram bots.
• govkbot star:27 Simple Go VK bot library.
• slackscot star:14 Another framework for building Slack bots.

Command Line

Standard CLI

Libraries for building standard or basic Command Line applications.

• cobra star:13852 Commander for modern Go CLI interactions.
• urfave/cli star:11851 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
• kingpin star:2628 Command line and flag parser supporting sub commands.
• go-flags star:1530 go command line option parser.
• readline star:1388 Pure golang implementation that provides most features in GNU-Readline under MIT license.
• docopt.go star:1181 Command-line arguments parser that will make you smile.
• mitchellh/cli star:1011 Go library for implementing command-line interfaces.
• cli-init star:873 The easy way to start building Golang command line applications.
• climax Alternative CLI with "human face", in spirit of Go command.
• pflag star:790 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
• go-arg star:769 Struct-based argument parsing in Go.
• complete star:629 Write bash completions in Go + Go command bash completion.
• mow.cli star:624 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
• liner star:594 Go readline-like library for command-line interfaces.
• cli star:486 Feature-rich and easy to use command-line package based on golang struct tags.
• flaggy star:458 A robust and idiomatic flags package with excellent subcommand support.
• ops star:274 Unikernel Builder/Orchestrator.
• argparse star:122 Command line argument parser inspired by Python's argparse module.
• flag star:101 Simple but powerful command line option parsing library for Go supporting subcommand.
• ukautz/clif star:98 Small command line interface framework.
• sflags star:95 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
• commandeer star:93 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
• wmenu star:89 Easy to use menu structure for cli applications that prompts users to make choices.
• cli star:57 Simple and complete API for building command line interfaces in Go.
• job star:55 JOB, make your short-term command as a long-term job.
• env star:42 Tag-based environment configuration for structs.
• hiboot cli cli application framework with auto configuration and dependency injection.
• gocmd star:34 Go library for building command line applications.
• flagvar star:31 A collection of flag argument types for Go's standard flag package.
• strumt star:31 Library to create prompt chain.
• cmdr star:18 A POSIX/GNU style, getopt-like command-line UI Go library.
• argv star:17 Go library to split command line string as arguments array using the bash syntax.
• go-commander star:15 Go library to simplify CLI workflow.
• go-getoptions star:10 Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
• sand star:7 Simple API for creating interpreters and so much more.
• ts star:7 Timestamp convert & compare tool.

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

• termui star:9093 Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
• gocui star:5520 Minimalist Go library aimed at creating Console User Interfaces.
• gommon/color Style terminal text.
• termbox-go star:3525 Termbox is a library for creating cross-platform text-based interfaces.
• color star:3066 Versatile package for colored terminal output.
• go-prompt star:2524 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
• uiprogress star:1553 Flexible library to render progress bars in terminal applications.
• asciigraph star:1175 Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
• uilive star:855 Library for updating terminal output in realtime.
• termtables Go port of the Ruby library terminal-tables for simple ASCII table generation as well as providing markdown and HTML output.
• termdash star:827 Go terminal dashboard based on termbox-go and inspired by termui.
• mpb star:736 Multi progress bar for terminal applications.
• progressbar star:670 Basic thread-safe progress bar that works in every OS.
• aurora star:670 ANSI terminal colors that supports fmt.Printf/Sprintf.
• uitable star:506 Library to improve readability in terminal apps using tabular data.
• go-colorable star:388 Colorable writer for windows.
• go-isatty star:354 isatty for golang.
• chalk star:313 Intuitive package for prettifying terminal/console output.
• tabby star:250 A tiny library for super simple Golang tables.
• gookit/color star:225 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
• go-colortext star:197 Go library for color output in terminals.
• simpletable star:170 Simple tables in terminal with Go.
• cfmt star:67 Contextual fmt inspired by bootstrap color classes.
• tabular star:30 Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
• ctc star:10 The non-invasive cross-platform terminal color library does not need to modify the Print method.

Configuration

Libraries for configuration parsing.

• viper star:9687 Go configuration with fangs.
• kelseyhightower/envconfig star:2477 Go library for managing configuration data from environment variables.
• godotenv star:2227 Go port of Ruby's dotenv library (Loads environment variables from .env).
• ini star:1650 Go package to read and write INI files.
• env star:905 Parse environment variables to Go structs (with defaults).
• konfig star:516 Composable, observable and performant config handling for Go for the distributed processing era.
• confita star:249 Load configuration in cascade from multiple backends into a struct.
• store star:243 Lightweight configuration manager for Go.
• config star:215 JSON or YAML configuration wrapper with environment variables and flags parsing.
• joshbetz/config star:195 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
• config star:193 Cloud native application configuration. Bind ENV to structs in only two lines.
• hjson star:175 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
• envconfig star:147 Read your configuration from environment variables.
• gcfg star:117 read INI-style configuration files into Go structs; supports user-defined types and subsections.
• goConfig star:109 Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
• koanf star:96 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
• gookit/config star:93 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
• envh star:92 Helpers to manage environment variables.
• envcfg star:89 Un-marshaling environment variables to Go structs.
• 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.
• gofigure star:57 Go application configuration made easy.
• configure star:49 Provides configuration through multiple sources, including JSON, flags and environment variables.
• harvester star:43 Harvester, a easy to use static and dynamic configuration package supportig seeding, env vars and Consul integration.
• xdg star:39 Cross platform package that follows the XDG Standard.
• go-up star:25 A simple configuration library with recursive placeholders resolution and no magic.
• mini star:20 Golang package for parsing ini-style configuration files.
• conflate star:8 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.
• sprbox star:4 Build-environment aware toolbox factory and agnostic config parser (YAML, TOML, JSON and Environment vars).

Continuous Integration

Tools for help with continuous integration.

• drone star:19402 Drone is a Continuous Integration platform built on Docker, written in Go.
• goveralls star:587 Go integration for Coveralls.io continuous code coverage tracking system.
• overalls star:98 Multi-Package go project coverprofile for tools like goveralls.
• duci star:46 A simple ci server no needs domain specific languages.
• gomason star:33 Test, Build, Sign, and Publish your go binaries from a clean workspace.

CSS Preprocessors

Libraries for preprocessing CSS files.

• gcss star:423 Pure Go CSS Preprocessor.
• go-libsass star:133 Go wrapper to the 100% Sass compatible libsass project.

Data Structures

Generic datastructures and algorithms in Go.

• gods star:6686 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
• go-datastructures star:5215 Collection of useful, performant, and thread-safe data structures.
• golang-set star:1228 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
• boomfilters star:1177 Probabilistic data structures for processing continuous, unbounded streams.
• gota star:912 Implementation of dataframes, series, and data wrangling methods for Go.
• roaring star:697 Go package implementing compressed bitsets.
• willf/bloom star:679 Go package implementing Bloom filters.
• hyperloglog star:665 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
• cuckoofilter star:529 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
• bitset star:494 Go package implementing bitsets.
• trie star:431 Trie implementation in Go.
• go-geoindex star:314 In-memory geo index.
• mafsa star:274 MA-FSA implementation with Minimal Perfect Hashing.
• algorithms star:261 Algorithms and data structures.CLRS study.
• goskiplist star:195 Skip list implementation in Go.
• hilbert star:185 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
• merkletree star:154 Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures.
• binpacker star:128 Binary packer and unpacker helps user build custom binary stream.
• bloom star:128 Bloom filters implemented in Go.
• go-adaptive-radix-tree star:108 Go implementation of Adaptive Radix Tree.
• ttlcache star:102 In-memory LRU string-interface{} map with expiration for golang.
• skiplist star:102 Very fast Go Skiplist implementation.
• go-rquad star:101 Region quadtrees with efficient point location and neighbour finding.
• encoding star:96 Integer Compression Libraries for Go.
• ring star:91 Go implementation of a high performance, thread safe bloom filter.
• conjungo star:82 A small, powerful and flexible merge library.
• deque star:77 Fast ring-buffer deque (double-ended queue).
• skiplist star:66 Skiplist implementation in Go.
• bit star:60 Golang set data structure with bonus bit-twiddling functions.
• levenshtein star:57 Implementation to calculate levenshtein distance in Go.
• go-mcache star:35 Fast in-memory key:value store/cache library. Pointer caches.
• goconcurrentqueue star:35 Concurrent FIFO queue.
• levenshtein star:34 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
• crunch star:19 Go package implementing buffers for handling various datatypes easily.
• goset star:16 A useful Set collection implementation for Go.
• typ star:11 Null Types, Safe primitive type conversion and fetching value from complex structures.
• dict star:9 Python-like dictionaries (dict) for Go.
• hide star:8 ID type with marshalling to/from hash to prevent sending IDs to clients.
• deque star:8 A highly optimized double-ended queue.
• set star:7 Simple set data structure implementation in Go using LinkedHashMap.
• null star:6 Nullable Go types that can be marshalled/unmarshalled to/from JSON.
• parsefields star:3 Tools for parse JSON-like logs for collecting unique fields and events.
• ptrie star:1 An implementation of prefix tree.
• timedmap star:1 Map with expiring key-value pairs.

Database

Databases implemented in Go.

• prometheus star:26351 Monitoring system and time series database.
• tidb star:20570 TiDB is a distributed SQL database. Inspired by the design of Google F1.
• influxdb star:17368 Scalable datastore for metrics, events, and real-time analytics.
• cockroach star:16986 Scalable, Geo-Replicated, Transactional Datastore.
• dgraph star:10894 Scalable, Distributed, Low Latency, High Throughput Graph Database.
• bolt star:10096 Low-level key/value database for Go.
• groupcache star:7770 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
• badger star:6475 Fast key-value store in Go.
• rqlite star:4821 The lightweight, distributed, relational database built on SQLite.
• goleveldb star:3252 Implementation of the LevelDB key/value database in Go.
• ledisdb star:3101 Ledisdb is a high performance NoSQL like Redis based on LevelDB.
• go-cache star:3041 In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
• BigCache star:2532 Efficient key/value cache for gigabytes of data.
• buntdb star:2470 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
• tiedot star:2384 Your NoSQL database powered by Golang.
• VictoriaMetrics star:1146 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
• cache2go star:1085 In-memory key:value cache which supports automatic invalidation based on timeouts.
• GCache star:940 Cache library with support for expirable Cache, LFU, LRU and ARC.
• nutsdb star:906 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.
• CovenantSQL star:894 CovenantSQL is a SQL database on blockchain.
• diskv star:772 Home-grown disk-backed key-value store.
• moss star:730 Moss is a simple LSM key-value storage engine written in 100% Go.
• eliasdb star:539 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
• fastcache star:526 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
• levigo star:366 Levigo is a Go wrapper for LevelDB.
• pudge star:226 Fast and simple key/value store written using Go's standard library.
• piladb star:170 Lightweight RESTful database engine based on stack data structures.
• Vasto star:156 A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
• slowpoke star:87 Key-value store with persistence.
• Scribble star:69 Tiny flat file JSON store.
• couchcache star:41 RESTful caching micro-service backed by Couchbase server.
• bcache star:32 Eventually consistent distributed in-memory cache Go library.
• cache star:22 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.

Database schema migration.

• migrate star:2940 Database migrations. CLI and Golang library.
• sql-migrate star:1435 Database migration tool. Allows embedding migrations into the application using go-bindata.
• gormigrate star:344 Database schema migration helper for Gorm ORM.
• goose star:119 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
• darwin star:83 Database schema evolution library for Go.
• migrator star:76 Dead simple Go database migration library.
• go-pg-migrations star:27 A Go package to help write migrations with go-pg/pg.
• gondolier star:26 Database migration library using struct decorators.
• pravasan star:24 Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
• soda Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• go-fixtures star:20 Django style fixtures for Golang's excellent built-in database/sql library.
• avro star:7 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.

Database tools.

• vitess star:8600 vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
• pgweb star:6044 Web-based PostgreSQL database browser.
• kingshard star:4716 kingshard is a high performance proxy for MySQL powered by Golang.
• orchestrator star:3111 MySQL replication topology manager & visualizer.
• go-mysql-elasticsearch star:2498 Sync your MySQL data into Elasticsearch automatically.
• pREST star:2102 Serve a RESTful API from any PostgreSQL database.
• go-mysql star:1959 Go toolset to handle MySQL protocol and replication.
• chproxy star:311 HTTP proxy for ClickHouse database.
• clickhouse-bulk star:143 Collects small insterts and sends big requests to ClickHouse servers.
• myreplication star:142 MySql binary log replication listener. Supports statement and row based replication.
• octillery star:60 Go package for sharding databases ( Supports every ORM or raw SQL ).
• dbbench star:30 Database benchmarking tool with support for several databases and scripts.
• datagen star:10 A fast data generator that's multi-table aware and supports multi-row DML.

SQL query builder, libraries for building and using SQL.

• Squirrel star:2411 Go library that helps you build SQL queries.
• xo star:2210 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:829 Non-invasive SQL builder and powerful data binder.
• goqu star:669 Idiomatic SQL builder and query library.
• Dotsql star:452 Go library that helps you keep sql files in one place and use them with ease.
• ozzo-dbx star:440 Powerful data retrieval methods as well as DB-agnostic query building capabilities.
• sqrl star:184 SQL query builder, fork of Squirrel with improved performance.
• Squalus Thin layer over the Go SQL package that makes it easier to perform queries.
• scaneo star:149 Generate Go code to convert database rows into arbitrary structs.
• igor star:78 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
• ormlite Lightweight package containing some ORM-like features and helpers for sqlite databases.
• godbal star:48 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
• dbq star:46 Zero boilerplate database operations for Go.

Database Drivers

Libraries for connecting and operating databases.

• Relational Databases

  • go-sql-driver/mysql star:8314 MySQL driver for Go.
  • pq star:5269 Pure Go Postgres driver for database/sql.
  • go-sqlite3 star:3500 SQLite3 driver for go that uses database/sql.
  • pgx star:2020 PostgreSQL driver supporting features beyond those exposed by database/sql.
  • go-mssqldb star:1046 Microsoft MSSQL driver for Go.
  • go-oci8 star:410 Oracle driver for go that uses database/sql.
  • goracle star:251 Oracle driver for Go, using the ODPI-C driver.
  • firebirdsql star:105 Firebird RDBMS SQL driver for Go.
  • gofreetds star:91 Microsoft MSSQL driver. Go wrapper over FreeTDS.
  • go-adodb star:90 Microsoft ActiveX Object DataBase driver for go that uses database/sql.
  • avatica star:39 Apache Avatica/Phoenix SQL driver for database/sql.
  • bgc star:12 Datastore Connectivity for BigQuery for go.

• NoSQL Databases

  • redis star:6852 Redis client for Golang.
  • redigo star:6456 Redigo is a Go client for the Redis database.
  • mongo-go-driver star:3327 Official MongoDB driver for the Go language.
  • mgo star:1672 (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:1469 Go language driver for RethinkDB.
  • neoism star:358 Neo4j client for Golang.
  • redeo star:351 Redis-protocol compatible TCP servers/services.
  • aerospike-client-go star:309 Aerospike client in Go language.
  • gocb star:294 Official Couchbase Go SDK.
  • go-couchbase star:294 Couchbase client in Go.
  • gocql Go language driver for Apache Cassandra.
  • go-rejson star:94 Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
  • Neo4j-GO star:72 Neo4j REST Client in golang.
  • arangolite star:66 Lightweight golang driver for ArangoDB.
  • dynago star:66 Dynago is a principle of least surprise client for DynamoDB.
  • godis star:63 redis client implement by golang, inspired by jedis.
  • go-couchdb star:51 Yet another CouchDB HTTP API wrapper for Go.
  • go-pilosa star:32 Go client library for Pilosa.
  • goriak star:24 Go language driver for Riak KV.
  • xredis star:9 Typesafe, customizable, clean & easy to use Redis client.
  • gomemcache memcache client library for the Go programming language.
  • godscache star:6 A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
  • asc star:4 Datastore Connectivity for Aerospike for go.

• Search and Analytic Databases.

  • bleve star:5935 Modern text indexing library for go.
  • riot star:4783 Go Open Source, Distributed, Simple and efficient Search Engine.
  • elastic star:4299 Elasticsearch client for Go.
  • go-elasticsearch star:1679 Official Elasticsearch client for Go.
  • elastigo star:952 Elasticsearch client library.
  • elasticsql star:426 Convert sql to elasticsearch dsl in Go.
  • skizze star:68 probabilistic data-structures service and storage.

• Multiple Backends.

  • cayley star:12810 Graph database with support for multiple backends.
  • cachego star:110 Golang Cache component for multiple drivers.
  • gokv star:99 Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
  • dsc star:14 Datastore connectivity for SQL, NoSQL, structured files.

Date and Time

Libraries for working with dates and times.

• now star:2220 Now is a time toolkit for golang.
• dateparse star:927 Parse date's without knowing format in advance.
• carbon star:354 Simple Time extension with a lot of util methods, ported from PHP Carbon library.
• durafmt star:245 Time duration formatting library for Go.
• timeutil star:170 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
• iso8601 star:68 Efficiently parse ISO8601 date-times without regex.
• go-persian-calendar star:65 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
• timespan star:61 For interacting with intervals of time, defined as a start time and a duration.
• date star:31 Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
• feiertage star:23 Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
• kair star:11 Date and Time - Golang Formatting Library.

Distributed Systems

Packages that help with building Distributed Systems.

• go-kit star:14773 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
• grpc-go star:9436 The Go language implementation of gRPC. HTTP/2 based RPC.
• micro star:6731 Pluggable microservice toolkit and distributed systems platform.
• NATS star:6493 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
• rpcx star:3962 Distributed pluggable RPC service framework like alibaba Dubbo.
• tendermint star:3213 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:3043 BitTorrent client package.
• raft Go implementation of the Raft consensus protocol, by CoreOS.
• raft star:2923 Golang implementation of the Raft consensus protocol, by HashiCorp.
• dragonboat star:2619 A feature complete and high performance multi-group Raft library in Go.
• glow star:2550 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
• gleam star:2146 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:2004 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
• KrakenD star:1868 Ultra performant API Gateway framework with middlewares.
• hprose star:1022 Very newbility RPC Library, support 25+ languages now.
• ringpop-go star:577 Scalable, fault-tolerant application-layer sharding for Go applications.
• gorpc star:559 Simple, fast and scalable RPC library for high load.
• go-health star:493 Library for enabling asynchronous dependency health checks in your service.
• digota star:305 grpc ecommerce microservice.
• dot distributed sync using operational transformation/OT.
• sleuth star:303 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
• go-jump star:255 Port of Google's "Jump" Consistent Hash function.
• consistent star:208 Consistent hashing with bounded loads.
• resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
• redis-lock star:146 Simplified distributed locking implementation using Redis.
• dht star:131 BitTorrent Kademlia DHT implementation.
• jsonrpc star:114 The jsonrpc package helps implement of JSON-RPC 2.0.
• jsonrpc star:102 JSON-RPC 2.0 HTTP client implementation.
• celeriac star:54 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
• doublejump star:41 A revamped Google's jump consistent hash.
• dynamolock DynamoDB-backed distributed locking implementation.
• drmaa star:25 Job submission library for cluster schedulers based on the DRMAA standard.
• flowgraph star:18 flow-based programming package.
• dynatomic star:8 A library for using DynamoDB as an atomic counter.
• pglock PostgreSQL-backed distributed locking implementation.
• outboxer star:5 Outboxer is a go library that implements the outbox pattern.

Email

Libraries and tools that implement email creation and sending.

• MailHog star:5303 Email and SMTP testing with web and API interface.
• chasquid SMTP server written in Go.
• hermes star:1643 Golang package that generates clean, responsive HTML e-mails.
• email star:1110 A robust and flexible email library for Go.
• go-imap star:752 IMAP library for clients and servers.
• SendGrid star:529 SendGrid's Go library for sending email.
• Hectane star:169 Lightweight SMTP client providing an HTTP API.
• douceur star:161 CSS inliner for your HTML emails.
• go-message star:120 Streaming library for the Internet Message Format and mail messages.
• smtp star:51 SMTP server protocol state machine.
• go-dkim star:47 DKIM library, to sign & verify email.
• go-premailer star:36 Inline styling for HTML mail in Go.
• Gomail Gomail is a very simple and powerful package to send emails.

Embeddable Scripting Languages

Embedding other languages inside your go code.

• otto star:4810 JavaScript interpreter written in Go.
• gopher-lua star:3008 Lua 5.1 VM and compiler written in Go.
• go-lua star:1697 Port of the Lua 5.2 VM to pure Go.
• tengo star:1344 Bytecode compiled script language for Go.
• anko star:936 Scriptable interpreter written in Go.
• go-python star:929 naive go bindings to the CPython C-API.
• expr star:764 an engine that can evaluate expressions.
• go-php star:693 PHP bindings for Go.
• go-duktape star:658 Duktape JavaScript engine bindings for Go.
• golua star:447 Go bindings for Lua C API.
• gisp star:429 Simple LISP in Go.
• agora star:324 Dynamically typed, embeddable programming language in Go.
• gval star:144 A highly customizable expression language written in Go.
• binder star:32 Go to Lua binding library, based on gopher-lua.
• gentee star:32 Embeddable scripting programming language.

Error Handling

Libraries for handling errors.

• errors star:5047 Package that provides simple error handling primitives.
• go-multierror star:750 Go (golang) package for representing a list of errors as a single error.
• errorx star:591 A feature rich error package with stack traces, composition of errors and more.
• tracerr star:506 Golang errors with stack trace and source fragments.
• errlog star:194 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.

Files

Libraries for handling files and file systems.

• afero star:2303 FileSystem Abstraction System for Go.
• pdfcpu star:1097 PDF processor.
• stl Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading.
• notify star:502 File system event notification library with simple API, similar to os/signal.
• opc star:60 Load Open Packaging Conventions (OPC) files for Go.
• go-csv-tag star:51 Load csv file using tag.
• vfs star:25 A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
• go-gtfs star:15 Load gtfs files in go.
• checksum star:11 Compute message digest, like MD5 and SHA256, for large files.
• go-decent-copy star:11 Copy files for humans.
• flop star:10 File operations library which aims to mirror feature parity with GNU cp.
• go-exiftool star:6 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).

Financial

Packages for accounting and finance.

• decimal star:1667 Arbitrary-precision fixed-point decimal numbers.
• go-money star:638 Implementation of Fowler's Money pattern.
• go-finance star:537 Comprehensive financial markets data in Go.
• accounting star:498 money and currency formatting for golang.
• techan star:171 Technical analysis library with advanced market analysis and trading strategies.
• orderbook star:81 Matching Engine for Limit Order Book in Golang.
• ofxgo star:64 Query OFX servers and/or parse the responses (with example command-line client).
• vat star:60 VAT number validation & EU VAT rates.
• transaction star:56 Embedded transactional database of accounts, running in multithreaded mode.
• go-finance star:44 Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
• currency star:10 High performant & accurate currency computation package.

Forms

Libraries for working with forms.

• nosurf star:983 CSRF protection middleware for Go.
• binding star:753 Binds form and JSON data from net/http Request to struct.
• gorilla/csrf star:452 CSRF protection for Go web applications & services.
• form star:357 Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
• conform star:175 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
• formam star:130 decode form's values into a struct.
• forms star:106 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.

Functional

Packages to support functional programming in Go.

• go-underscore star:1076 Useful collection of helpfully functional Go collection utilities.
• fpGo star:115 Monad, Functional Programming features for Golang.
• fuego star:50 Functional Experiment in Go.

Game Development

Awesome game development libraries.

• Leaf star:3142 Lightweight game server framework.
• Pixel star:2504 Hand-crafted 2D game library in Go.
• Ebiten star:1947 dead simple 2D game library in Go.
• goworld star:1245 Scalable game server engine, featuring space-entity framework and hot-swapping.
• go-sdl2 star:1177 Go bindings for the Simple DirectMedia Layer.
• engo star:1104 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
• gonet star:1059 Game server skeleton implemented with golang.
• nano star:1042 Lightweight, facility, high performance golang based game server framework.
• termloop star:1033 Terminal-based game engine for Go, built on top of Termbox.
• g3n star:792 Go 3D Game Engine.
• Oak star:656 Pure Go game engine.
• Azul3D star:428 3D game engine written in Go.
• raylib-go star:391 Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
• go-astar star:333 Go implementation of the A* path finding algorithm.
• GarageEngine star:315 2d game engine written in Go working on OpenGL.
• Pitaya star:314 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
• go3d star:166 Performance oriented 2D/3D math package for Go.
• glop star:78 Glop (Game Library Of Power) is a fairly simple cross-platform game library.

Generation and Generics

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

• go-linq star:1824 .NET LINQ-like query methods for Go.
• jennifer star:1304 Generate arbitrary Go code without templates.
• gen star:1046 Code generation tool for ‘generics’-like functionality.
• goderive star:758 Derives functions from input types.
• GoWrap star:279 Generate decorators for Go interfaces using simple templates.
• interfaces star:190 Command line tool for generating interface definitions.
• go-enum star:87 Code generation for enums from code comments.
• pkgreflect star:87 Go preprocessor for package scoped reflection.
• efaceconv star:44 Code generation tool for high performance conversion from interface{} to immutable type without allocations.
• gotype star:23 Golang source code parsing, usage like reflect package.
• generis star:19 Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.

Geographic

Geographic tools and servers

• Tile38 star:6396 Geolocation DB with spatial index and realtime geofencing.
• S2 geometry star:907 S2 geometry library in Go.
• geocache star:111 In-memory cache that is suitable for geolocation based applications.
• osm star:76 Library for reading, writing and working with OpenStreetMap data and APIs.
• geoserver star:25 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
• gismanager star:20 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
• pbf star:17 OpenStreetMap PBF golang encoder/decoder.

Go Compilers

Tools for compiling Go to other languages.

• gopherjs star:8684 Compiler from Go to JavaScript.
• llgo star:992 LLVM-based compiler for Go.
• tardisgo star:392 Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
• c4go star:166 Transpile C code to Go code.
• f4go star:11 Transpile FORTRAN 77 code to Go code.

Goroutines

Tools for managing and working with Goroutines.

• goworker star:2272 goworker is a Go-based background worker.
• ants star:2040 A high-performance goroutine pool for golang.
• tunny star:1389 Goroutine pool for golang.
• grpool star:515 Lightweight Goroutine pool.
• pool star:489 Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
• go-floc star:169 Orchestrate goroutines with ease.
• workerpool star:151 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
• go-flow star:110 Control goroutines execution order.
• GoSlaves star:86 Simple and Asynchronous Goroutine pool library.
• semaphore star:76 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
• semaphore star:74 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
• gpool star:57 manages a resizeable pool of context-aware goroutines to bound concurrency.
• worker-pool star:47 goworker is a Go simple async worker pool.
• breaker star:38 Flexible mechanism to make execution flow interruptible.
• cyclicbarrier star:36 CyclicBarrier for golang.
• gollback star:27 asynchronous simple function utilities, for managing execution of closures and callbacks.
• threadpool star:21 Golang threadpool implementation.
• Hunch star:16 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
• oversight Oversight is a complete implementation of the Erlang supervision trees.
• artifex star:14 Simple in-memory job queue for Golang using worker-based dispatching.
• stl star:9 Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
• go-tools/multithreading star:5 Manage a pool of goroutines using this lightweight library with a simple API.
• routine star:4 go routine control with context, support: Main, Go, Pool and some useful Executors.
• queue star:2 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.

GUI

Libraries for building GUI Applications.

Toolkits

• ui star:7078 Platform-native GUI library for Go. Cross platform.
• Wails Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
• fyne star:6537 Cross platform native GUIs designed for Go, rendered using EFL. Supports: Linux, macOS, Windows.
• qt star:6239 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
• webview star:4782 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
• walk star:3779 Windows application library kit for Go.
• app star:3023 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
• go-astilectron star:2736 Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
• go-gtk Go bindings for GTK.
• go-sciter star:1480 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
• gotk3 star:800 Go bindings for GTK3.
• gowd star:215 Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.

Interaction

• robotgo star:4515 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
• systray star:813 Cross platform Go library to place an icon and menu in the notification area.
• gosx-notifier star:494 OSX Desktop Notifications library for Go.
• trayhost star:162 Cross-platform Go library to place an icon in the host operating system's taskbar.
• go-appindicator star:4 Go bindings for libappindicator3 C library.
• mac-activity-tracker star:1 OSX library to notify about any (pluggable) activity on your machine.
• mac-sleep-notifier star:1 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.

• imaging star:2649 Simple Go image processing package.
• imaginary star:2639 Fast and simple HTTP microservice for image resizing.
• bild star:2632 Collection of image processing algorithms in pure Go.
• gocv star:2563 Go package for computer vision using OpenCV 3.3+.
• ln star:2488 3D line art rendering in Go.
• resize star:2155 Image resizing for Go with common interpolation methods.
• gg star:1954 2D rendering in pure Go.
• pt star:1779 Path tracing engine written in Go.
• svgo star:1355 Go Language Library for SVG generation.
• smartcrop star:1268 Finds good crops for arbitrary images and crop sizes.
• gift star:1246 Package of image processing filters.
• go-opencv star:1105 Go bindings for OpenCV.
• picfit star:1091 An image resizing server written in Go.
• geopattern star:1013 Create beautiful generative image patterns from a string.
• imagick star:998 Go binding to ImageMagick's MagickWand C API.
• bimg star:817 Small package for fast and efficient image processing using libvips.
• stegify star:535 Go tool for LSB steganography, capable of hiding any file within an image.
• mort star:367 Storage and image processing server written in Go.
• govatar star:312 Library and CMD tool for generating funny avatars.
• image2ascii star:303 Convert image to ASCII.
• go-nude star:287 Nudity detection with Go.
• goimagehash star:234 Go Perceptual image hashing package.
• rez star:191 Image resizing in pure Go and SIMD.
• img star:129 Selection of image manipulation tools.
• go-cairo star:87 Go binding for the cairo graphics library.
• darkroom star:85 An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
• mergi star:77 Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
• go-gd star:51 Go binding for GD library.
• gltf star:42 Efficient and robust glTF 2.0 reader, writer and validator.
• cameron star:33 An avatar generator for Go.
• goimghdr star:31 The imghdr module determines the type of image contained in a file for Go.
• steganography star:27 Pure Go Library for LSB steganography.
• mpo star:6 Decoder and conversion tool for MPO 3D Photos.

IoT (Internet of Things)

Libraries for programming devices of the IoT.

• flogo star:1166 Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
• gatt star:820 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.
• mainflux star:624 Industrial IoT Messaging and Device Management Server.
• periph Peripherals I/O to interface with low-level board facilities.
• devices star:226 Suite of libraries for IoT devices, experimental for x/exp/io.
• sensorbee star:181 Lightweight stream processing engine for IoT.
• connectordb star:174 Open-Source Platform for Quantified Self & IoT.
• huego star:115 An extensive Philips Hue client library for Go.
• iot IoT is a simple framework for implementing a Google IoT Core device.

Job Scheduler

Libraries for scheduling jobs.

• gron star:647 Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
• JobRunner star:598 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
• jobs star:452 Persistent and flexible background jobs library.
• scheduler star:297 Cronjobs scheduling made easy.
• clockwerk Go package to schedule periodic jobs using a simple, fluent syntax.
• go-cron star:177 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.
• clockwork star:85 Simple and intuitive job scheduling library in Go.
• leprechaun star:36 Job scheduler that supports webhooks, crons and classic scheduling.

JSON

Libraries for working with JSON.

• GJSON star:5096 Get a JSON value with one line of code.
• gojson star:2063 Automatically generate Go (golang) struct definitions from example JSON.
• gojq star:140 JSON query in Golang.
• kazaam star:133 API for arbitrary transformation of JSON documents.
• jsongo star:92 Fluent API to make it easier to create Json objects.
• gjo star:63 Small utility to create JSON objects.
• jsonf star:56 Console tool for highlighted formatting and struct query fetching JSON.
• JayDiff star:53 JSON diff utility written in Go.
• JSON-to-Go Convert JSON to Go struct.
• go-respond star:26 Go package for handling common HTTP JSON responses.
• ajson star:16 Abstract JSON for golang with JSONPath support.
• jsonhal star:9 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
• go-jsonerror star:8 Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.

Logging

Libraries for generating and working with log files.

• logrus star:12383 Structured logger for Go.
• zap star:7716 Fast, structured, leveled logging in Go.
• spew star:3369 Implements a deep pretty printer for Go data structures to aid in debugging.
• glog star:2370 Leveled execution logs for Go.
• zerolog star:2349 Zero-allocation JSON logger.
• tail star:1568 Go package striving to emulate the features of the BSD tail program.
• lumberjack star:1504 Simple rolling logger, implements io.WriteCloser.
• seelog star:1374 Logging functionality with flexible dispatching, filtering, and formatting.
• log15 star:920 Simple, powerful logging for Go.
• log star:743 Structured logging package for Go.
• logxi star:336 12-factor app logger that is fast and makes you happy.
• onelog star:335 Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenario. Also, it is one of the logger with the lowest allocation.
• log star:269 Simple, configurable and scalable Structured Logging for Go.
• logutils star:252 Utilities for slightly better logging in Go (Golang) extending the standard logger.
• go-logger star:238 Simple logger of Go Programs, with level handlers.
• logger star:135 Minimalistic logging library for Go.
• xlog star:128 Structured logger for net/context aware HTTP handlers with flexible dispatching.
• ozzo-log star:108 High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
• rollingwriter star:101 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
• log-voyage star:82 Full-featured logging saas written in golang.
• glg star:52 glg is simple and fast leveled logging library for Go.
• gologger star:39 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
• go-log star:34 Log4j implementation in Go.
• go-log star:23 Log lib supports level and multi handlers.
• journald star:20 Go implementation of systemd Journal's native API for logging.
• go-cronowriter star:20 Simple writer that rotate log files automatically based on current date and time, like cronolog.
• gone/log Fast, extendable, full-featured, std-lib source compatible log library.
• gomol star:15 Multiple-output, structured logging for Go with extensible logging outputs.
• glo star:8 PHP Monolog inspired logging facility with identical severity levels.
• xlog star:7 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
• logmatic star:6 Colorized logger for Golang with dynamic log level configuration.
• log star:5 An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).

Machine Learning

Libraries for Machine Learning.

• GoLearn star:6711 General Machine Learning library for Go.
• gorgonia star:2764 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
• tfgo star:1215 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.
• goml star:1022 On-line Machine Learning in Go.
• gosseract star:918 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
• CloudForest star:649 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
• bayesian star:635 Naive Bayesian Classification for Golang.
• eaopt star:630 An evolutionary optimization library.
• gorse star:551 A High Performance Recommender System Package based on Collaborative Filtering for Go.
• gobrain star:393 Neural Networks written in go.
• regommend star:252 Recommendation & collaborative filtering engine.
• ocrserver star:235 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
• go-deep star:227 A feature-rich neural network library in Go.
• onnx-go star:189 Go Interface to Open Neural Network Exchange (ONNX).
• go-galib star:172 Genetic Algorithms library written in Go / golang.
• goRecommend star:144 Recommendation Algorithms library written in Go.
• shield star:124 Bayesian text classifier with flexible tokenizers and storage backends for Go.
• go-fann star:100 Go bindings for Fast Artificial Neural Networks(FANN) library.
• Goptuna star:89 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
• goga star:78 Genetic algorithm library for Go.
• libsvm star:63 libsvm golang version derived work based on LIBSVM 3.14.
• neural-go star:61 Multilayer perceptron network implemented in Go, with training via backpropagation.
• go-pr star:57 Pattern recognition package in Go lang.
• neat star:55 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
• golinear star:39 liblinear bindings for Go.
• goscore star:38 Go Scoring API for PMML.
• fonet star:33 A Deep Neural Network library written in Go.
• evoli star:8 Genetic Algorithm and Particle Swarm Optimization library.

Messaging

Libraries that implement messaging systems.

• sarama star:4795 Go library for Apache Kafka.
• gorush star:3784 Push notification server using APNs2 and google GCM.
• Centrifugo star:3756 Real-time messaging (Websockets or SockJS) server in Go.
• machinery star:3465 Asynchronous task queue/job queue based on distributed message passing.
• go-socket.io star:2962 socket.io library for golang, a realtime application framework.
• NATS Go Client star:2444 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
• APNs2 star:2077 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
• Benthos star:2045 A message streaming bridge between a range of protocols.
• gopush-cluster star:1845 gopush-cluster is a go push server cluster.
• melody star:1601 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
• Mercure star:1566 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
• mangos star:1541 Pure go implementation of the Nanomsg ("Scalable Protocols") with transport interoperability.
• go-nsq star:1482 the official Go package for NSQ.
• Uniqush-Push star:1103 Redis backed unified push service for server-side notifications to mobile devices.
• zmq4 star:789 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
• Gollum star:776 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
• Beaver star:736 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
• EventBus star:573 The lightweight event bus with async compatibility.
• golongpoll star:432 HTTP longpoll server library that makes web pub-sub simple.
• dbus star:368 Native Go bindings for D-Bus.
• Glue star:321 Robust Go and Javascript Socket Library (Alternative to Socket.io).
• emitter star:317 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
• pubsub star:288 Simple pubsub package for go.
• guble star:138 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.
• Bus star:118 Minimalist message bus implementation for internal communication.
• oplog star:95 Generic oplog/replication system for REST APIs.
• rabtap star:77 RabbitMQ swiss army knife cli app.
• messagebus star:70 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
• rabbus star:63 A tiny wrapper over amqp exchanges and queues.
• drone-line star:62 Sending Line notifications using a binary, docker or Drone CI.
• RapidMQ star:56 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
• nsq-event-bus star:54 A tiny wrapper around NSQ topic and channel.
• go-notify star:48 Native implementation of the freedesktop notification spec.
• Commander star:26 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
• hub star:25 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
• go-vitotrol star:12 Client library to Viessmann Vitotrol web service.
• gaurun-client star:8 Gaurun Client written in Go.
• jazz star:6 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
• redisqueue star:4 redisqueue provides a producer and consumer of a queue that uses Redis streams.
• rmqconn 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.

Microsoft Office

• unioffice star:1795 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:4626 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
• xlsx star:3496 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
• xlsx star:85 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
• go-excel star:49 A simple and light reader to read a relate-db-like excel as a table.

Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

• dig star:947 A reflection based dependency injection toolkit for Go.
• fx star:851 A dependency injection based application framework for Go (built on top of dig).
• inject star:32 A reflection based dependency injection container with simple interface.
• wire star:19 Strict Runtime Dependency Injection for Golang.
• linker star:10 A reflection based dependency injection and inversion of control library with components lifecycle support.
• gocontainer star:9 Simple Dependency Injection Container.

Project Layout

Unofficial set of patterns for structuring projects.

• golang-standards/project-layout star:9805 Set of common historical and emerging project layout patterns in the Go ecosystem.
• go-sample star:31 A sample layout for Go application projects with the real code.
• scaffold star:27 Scaffold generates starter Go project layout. Lets you focus on business logic implemeted.

Strings

Libraries for working with strings.

• xstrings star:625 Collection of useful string functions ported from other languages.
• strutil star:67 String utilities.

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

• gopsutil star:4058 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
• archiver star:2531 Library and command for making and extracting .zip and .tar.gz archives.
• gosms star:1231 Your own local SMS gateway in Go that can be used to send SMS.
• go-resiliency star:881 Resiliency patterns for golang.
• go-openapi Collection of packages to parse and utilize open-api schemas.
• go-commons-pool star:699 Generic object pool for Golang.
• base64Captcha star:647 Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
• shortid star:464 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
• gofakeit star:450 Random data generator written in go.
• llvm star:430 Library for interacting with LLVM IR in pure Go.
• health star:364 Easy to use, extensible health check library.
• conv star:342 Package conv provides fast and intuitive conversions across Go types.
• banner star:236 Add beautiful banners into your Go applications.
• gountries star:216 Package that exposes country and subdivision data.
• antch star:149 A fast, powerful and extensible web crawling & scraping framework.
• battery star:136 Cross-platform, normalized battery information library.
• ffmt star:127 Beautify data display for Humans.
• stats star:124 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
• lk star:123 A simple licensing library for golang.
• bitio star:102 Highly optimized bit-level Reader and Writer for Go.
• healthcheck star:88 An opinionated and concurrent health-check HTTP handler for RESTful services.
• turtle star:78 Emojis for Go.
• VarHandler Generate boilerplate http input and output handling.
• gommit star:77 Analyze git commit messages to ensure they follow defined patterns.
• go-unarr star:69 Decompression library for RAR, TAR, ZIP and 7z archives.
• indigo star:53 Distributed unique ID generator of using Sonyflake and encoded by Base58.
• morse star:51 Library to convert to and from morse code.
• captcha star:44 Package captcha provides an easy to use, unopinionated API for captcha generation.
• ghorg star:40 Clone all repos from a GitHub org into a single directory.
• persian star:33 Some utilities for Persian language in go.
• browscap_go star:30 GoLang Library for Browser Capabilities Project.
• datacounter star:29 Go counters for readers/writer/http.ResponseWriter.
• autoflags star:24 Go package to automatically define command line flags from struct fields.
• xdg star:21 FreeDesktop.org (xdg) Specs implemented in Go.
• gosh star:17 Provide Go Statistics Handler, Struct, Measure Method.
• sandid star:15 Every grain of sand on earth has its own ID.
• gotoprom star:15 Type-safe metrics builder wrapper library for the official Prometheus client.
• hostutils star:8 A golang library for packing and unpacking FQDNs list.
• metrics star:4 Library for metrics instrumentation and Prometheus exposition.
• numa star:2 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:2300 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more.
• gse star:1095 Go efficient text segmentation; support english, chinese, japanese and other.
• when star:933 Natural EN and RU language date/time parser with pluggable rules.
• gojieba star:845 This is a Go implementation of jieba which a Chinese word splitting algorithm.
• go-pinyin star:546 CN Hanzi to Hanyu Pinyin converter.
• kagome star:432 JP morphological analyzer written in pure Go.
• whatlanggo star:362 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
• nlp star:352 Extract values from strings and fill your structs with nlp.
• sentences star:261 Sentence tokenizer: converts text into a list of sentences.
• nlp star:222 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
• go-nlp star:79 Utilities for working with discrete probability distributions and other tools useful for doing NLP work.
• getlang star:77 Fast natural language detection package.
• go-i18n Package and an accompanying tool to work with localized text.
• gounidecode star:67 Unicode transliterator (also known as unidecode) for Go.
• textcat star:61 Go package for n-gram based text categorization, with support for utf-8 and raw text.
• go-unidecode star:60 ASCII transliterations of Unicode text.
• MMSEGO star:59 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
• go-stem star:52 Implementation of the porter stemming algorithm.
• RAKE.go star:45 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
• go2vec star:31 Reader and utility functions for word2vec embeddings.
• petrovich star:23 Petrovich is the library which inflects Russian names to given grammatical case.
• shamoji star:10 The shamoji is word filtering package written in Go.
• gotokenizer star:6 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)

Networking

Libraries for working with various layers of the network.

• kcptun star:10808 Extremely simple & fast udp tunnel based on KCP protocol.
• fasthttp star:9685 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
• dns star:3909 Go library for working with DNS.
• HTTPLab star:3433 HTTPLabs let you inspect HTTP requests and forge responses.
• quic-go star:3101 An implementation of the QUIC protocol in pure Go.
• gopacket star:2958 Go library for packet processing with libpcap bindings.
• webrtc star:2440 A pure Go implementation of the WebRTC API.
• kcp-go star:2290 KCP - Fast and Reliable ARQ Protocol.
• gobgp star:1713 BGP implemented in the Go Programming Language.
• ssh star:1136 Higher-level API for building SSH servers (wraps crypto/ssh).
• fortio star:931 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:863 Simple TUN/TAP library.
• sftp star:771 Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
• go-getter star:750 Go library for downloading files or directories from various sources using a URL.
• NFF-Go star:682 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
• mdns star:560 Simple mDNS (Multicast DNS) client/server library in Golang.
• grab star:560 Go package for managing file downloads.
• mqttPaho The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.
• ftp star:548 Package ftp implements a FTP client as described in RFC 959.
• lhttp star:516 Powerful websocket framework, build your IM server more easily.
• gosnmp star:444 Native Go library for performing SNMP actions.
• gotcp star:422 Go package for quickly writing tcp applications.
• cidranger star:391 Fast IP to CIDR lookup for Go.
• peerdiscovery star:380 Pure Go library for cross-platform local peer discovery using UDP multicast.
• gopcap star:359 Go wrapper for libpcap.
• go-stun star:336 Go implementation of the STUN client (RFC 3489 and RFC 5389).
• raw star:314 Package raw enables reading and writing data at the device driver level for a network interface.
• stun star:297 Go implementation of RFC 5389 STUN protocol.
• tcp_server star:290 Go library for building tcp servers faster.
• buffstreams star:234 Streaming protocolbuffer data over TCP made easy.
• winrm star:223 Go WinRM client to remotely execute commands on Windows machines.
• arp star:199 Package arp implements the ARP protocol, as described in RFC 826.
• ethernet star:189 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
• utp star:151 Go uTP micro transport protocol implementation.
• canopus star:134 CoAP Client/Server implementation (RFC 7252).
• jazigo star:127 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
• sslb star:115 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
• gNxI star:106 A collection of tools for Network Management that use the gNMI and gNOI protocols.
• gmqtt star:102 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
• xtcp star:89 TCP Server Framework with simultaneous full duplex communication,graceful shutdown,custom protocol.
• dhcp6 star:63 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
• ether star:62 Cross-platform Go package for sending and receiving ethernet frames.
• packet star:35 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
• iplib star:24 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
• tspool star:5 A TCP Library use worker pool to improve performance and protect your server.

HTTP Clients

Libraries for making HTTP requests.

• grequests star:1447 A Go "clone" of the great and famous Requests library.
• heimdall star:1118 An enchanced http client with retry and hystrix capabilities.
• sling star:1026 Sling is a Go HTTP client library for creating and sending API requests.
• gentleman star:680 Full-featured plugin-driven HTTP client library.
• pester star:334 Go HTTP client calls with retries, backoff, and concurrency.
• goreq star:100 Enhanced simplified HTTP client based on gorequest.
• rq star:31 A nicer interface for golang stdlib HTTP client.

OpenGL

Libraries for using OpenGL in Go.

• glfw star:752 Go bindings for GLFW 3.
• gl star:649 Go bindings for OpenGL (generated via glow).
• mathgl star:299 Pure Go math package specialized for 3D math, with inspiration from GLM.
• goxjs/gl star:130 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
• goxjs/glfw star:58 Go cross-platform glfw library for creating an OpenGL context and receiving events.

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

• GORM star:15173 The fantastic ORM library for Golang, aims to be developer friendly.
• Xorm star:5359 Simple and powerful ORM for Go.
• go-pg star:3110 PostgreSQL ORM with focus on PostgreSQL specific features and performance.
• gorp star:3099 Go Relational Persistence, ORM-ish library for Go.
• SQLBoiler star:2337 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
• upper.io/db star:1923 Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
• reform star:815 Better ORM for Go, based on non-empty interfaces and code generation.
• pop/soda star:698 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
• QBS star:540 Stands for Query By Struct. A Go ORM.
• go-queryset star:457 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
• beego orm Powerful orm framework for go. Support: pq/mysql/sqlite3.
• go-sqlbuilder star:248 A flexible and powerful SQL string builder library plus a zero-config ORM.
• Zoom star:244 Blazing-fast datastore and querying engine built on Redis.
• grimoire star:118 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
• go-store star:94 Simple and fast Redis backed key-value store library for Go.
• Marlow star:67 Generated ORM from project structs for compile time safety assurances.
• go-firestorm star:2 A simple ORM for Google/Firebase Cloud Firestore.

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:12689 Go dependency tool.
• vgo Versioned Go.

Unofficial libraries for package and dependency management.

• glide star:7808 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
• godep star:5648 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
• govendor star:4803 Go Package Manager. Go vendor tool that works with the standard vendor file.
• gopm star:2384 Go Package Manager.
• gom star:1355 Go Manager - bundle for go.
• gpm star:1205 Barebones dependency manager for Go.
• goop star:776 Simple dependency manager for Go (golang), inspired by Bundler.
• nut star:245 Vendor Go dependencies.
• johnny-deps star:214 Minimal dependency version using Git.
• gigo star:197 PIP-like dependency tool for golang, with support for private repositories and hashes.
• VenGO star:115 create and manage exportable isolated go virtual environments.
• mvn-golang star:89 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
• gop star:50 Build and manage your Go applications out of GOPATH.

Performance

• jaeger star:8949 A distributed tracing system.
• profile star:1063 Simple profiling support package for Go.
• tracer star:11 Simple, lightweight tracing.

Query Language

• graphql-go star:5407 Implementation of GraphQL for Go.
• graphql star:2873 GraphQL server with a focus on ease of use.
• gojsonq star:882 A simple Go package to Query over JSON Data.
• jsonql star:205 JSON query expression library in Golang.
• rql star:114 Resource Query Language for REST API.
• graphql star:51 graphql parser + utilities.
• jsonslice star:24 Jsonpath queries with advanced filters.

Resource Embedding

• packr star:2237 The simple and easy way to embed static files into Go binaries.
• statik star:2223 Embeds static files into a Go executable.
• go.rice star:1705 go.rice is a Go package that makes working with resources such as html,js,css,images and templates very easy.
• vfsgen star:684 Generates a vfsdata.go file that statically implements the given virtual filesystem.
• esc star:482 Embeds files into Go programs and provides http.FileSystem interfaces to them.
• fileb0x star:437 Simple tool to embed files in go with focus on "customization" and ease to use.
• go-resources star:158 Unfancy resources embedding with Go.
• statics star:53 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
• templify star:22 Embed external template files into Go code to create single file binaries.
• go-embed star:17 Generates go code to embed resource files into your library or executable.

Science and Data Analysis

Libraries for scientific computing and data analyzing.

• gonum star:3084 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
• stats star:1374 Statistics package with common functions missing from the Golang standard library.
• gosl star:1327 Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
• streamtools star:1313 general purpose, graphical tool for dealing with streams of data.
• gonum/plot star:1243 gonum/plot provides an API for building and drawing plots in Go.
• go-dsp star:633 Digital Signal Processing for Go.
• goraph star:601 Pure Go graph theory library(data structure, algorith visualization).
• chart star:589 Simple Chart Plotting library for Go. Supports many graphs types.
• ewma star:269 Exponentially-weighted moving averages.
• graph star:249 Library of basic graph algorithms.
• orb star:207 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
• gohistogram star:130 Approximate histograms for data streams.
• dataframe-go star:91 Dataframes for Go for machine-learning and statistics (similar to pandas).
• sparse star:74 Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
• TextRank star:69 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
• pagerank star:50 Weighted PageRank algorithm implemented in Go.
• geom star:41 2D geometry for golang.
• evaler star:40 Simple floating point arithmetic expression evaluator.
• goent star:13 GO Implementation of Entropy Measures.
• triangolatte star:11 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
• GoStats star:10 GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
• PiHex star:9 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
• piecewiselinear star:6 Tiny linear interpolation library.
• bradleyterry Provides a Bradley-Terry Model for pairwise comparisons.
• assocentity star:4 Package assocentity returns the average distance from words to a given entity.
• rootfinding star:3 root-finding algorithms library for finding roots of quadratic functions.

Security

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

• lego star:3584 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
• Cameradar star:1867 Tool and library to remotely hack RTSP streams from surveillance cameras.
• acmetool star:1699 ACME (Let's Encrypt) client tool with automatic renewal.
• memguard star:1570 A pure Go library for handling sensitive values in memory.
• secure star:1231 HTTP middleware for Go that facilitates some quick security wins.
• acra star:466 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
• nacl star:452 Go implementation of the NaCL set of API's.
• BadActor star:250 In-memory, application-driven jailer built in the spirit of fail2ban.
• passlib star:229 Futureproof password hashing library.
• ssh-vault star:197 encrypt/decrypt using ssh keys.
• simple-scrypt star:157 Scrypt package with a simple, obvious API and automatic cost calibration built-in.
• go-yara star:135 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
• argon2pw star:76 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:31 A probably paranoid package for securely hashing and encrypting passwords.
• goArgonPass star:11 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
• certificates star:10 An opinionated tool for generating tls certificates.
• sslmgr star:7 SSL certificates made easy with a high level wrapper around acme/autocert.
• jwc star:5 JSON Web Cryptography library.

Serialization

Libraries and tools for binary serialization.

• jsoniter star:5786 High-performance 100% compatible drop-in replacement of "encoding/json".
• goprotobuf star:5312 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
• gogoprotobuf star:3083 Protocol Buffers for Go with Gadgets.
• mapstructure star:2591 Go library for decoding generic map values into native Go structures.
• go-codec star:1259 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
• colfer star:476 Code generation for the Colfer binary format.
• csvutil star:314 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
• go-capnproto star:273 Cap'n Proto library and parser for go.
• php_session_decoder star:122 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
• structomap star:100 Library to easily and dynamically generate maps from static structures.
• bambam star:60 generator for Cap'n Proto schemas from go.
• asn1 star:41 Asn.1 BER and DER encoding library for golang.
• binstruct star:9 Golang binary decoder for mapping data into the structure.
• bel star:6 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
• pletter star:6 A standard way to wrap a proto message for message brokers.

Server Applications

• etcd star:27206 Highly-available key value store for shared configuration and service discovery.
• Caddy star:23633 Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
• consul Consul is a tool for service discovery, monitoring and configuration.
• minio star:18000 Minio is a distributed object storage server.
• RoadRunner star:3433 High-performance PHP application server, load-balancer and process manager.
• devd star:2831 Local webserver for developers.
• algernon star:1604 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
• SFTPGo star:1042 Full featured and highly configurable SFTP server software.
• yakvs Small, networked, in-memory key-value store.
• flipt star:999 A self contained feature flag solution written in Go and Vue.js
• Flagr star:865 Flagr is an open-source feature flagging and A/B testing service.
• Fider star:827 Fider is an open platform to collect and organize customer feedback.
• jackal star:734 An XMPP server written in Go.
• discovery star:705 A registry for resilient mid-tier load balancing and failover.
• psql-streamer star:8 Stream database events from PostgreSQL to Kafka.
• riemann-relay Relay to load-balance Riemann events and/or convert them to Carbon.
• nginx-prometheus star:5 Nginx log parser and exporter to Prometheus.
• nsq A realtime distributed messaging platform.

Stream Processing

Libraries and tools for stream processing and reactive programming.

• go-streams star:202 Go stream processing library.

Template Engines

Libraries and tools for templating and lexing.

• gofpdf star:3159 PDF document generator with high level support for text, drawing and images.
• pongo2 star:1509 Django-like template-engine for Go.
• quicktemplate star:1436 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
• hero star:1213 Hero is a handy, fast and powerful go template engine.
• mustache star:967 Go implementation of the Mustache template language.
• amber star:825 Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade.
• ace star:763 Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold.
• Razor star:706 Razor view engine for Golang.
• jet star:585 Jet template engine.
• ego star:417 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
• raymond star:346 Complete handlebars implementation in Go.
• fasttemplate star:306 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
• Soy star:144 Closure templates (aka Soy templates) for Go, following the official spec.
• liquid star:84 Go implementation of Shopify Liquid templates.
• kasia.go star:70 Templating system for HTML and other text documents - go implementation.
• goview star:67 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
• velvet star:64 Complete handlebars implementation in Go.

Testing

Libraries for testing codebases and generating test data.

• Testing Frameworks

  • Testify star:8473 Sacred extension to the standard go testing package.
  • testmd Convert markdown snippets into testable go code.
  • go-cmp star:1226 Package for comparing Go values in tests.
  • httpexpect star:1168 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
  • godog star:789 Cucumber or Behat like BDD framework for Go.
  • baloo star:653 Expressive and versatile end-to-end HTTP API testing made easy.
  • gocheck More advanced testing framework alternative to gotest.
  • GoConvey BDD-style framework with web UI and live reload.
  • goblin star:633 Mocha like testing framework fo Go.
  • testfixtures star:344 A helper for Rails' like test fixtures to test database applications.
  • go-vcr star:336 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
  • go-mutesting star:301 Mutation testing for Go source code.
  • gofight star:266 API Handler Testing for Golang Router framework.
  • frisby star:249 REST API testing framework.
  • ginkgo BDD Testing Framework for Go.
  • go-carpet star:198 Tool for viewing test coverage in terminal.
  • charlatan star:190 Tool to generate fake interface implementations for tests.
  • gotest.tools star:128 A collection of packages to augment the go testing package and support common patterns.
  • GoSpec star:111 BDD-style testing framework for the Go programming language.
  • endly star:98 Declarative end to end functional testing.
  • dbcleaner star:90 Clean database for testing purpose, inspired by database_cleaner in Ruby.
  • cupaloy star:87 Simple snapshot testing addon for your test framework.
  • 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.
  • wstest star:64 Websocket client for unit-testing a websocket http.Handler.
  • go-testdeep star:55 Extremely flexible golang deep comparison, extends the go testing package.
  • gospecify star:51 This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
  • commander star:35 Tool for testing cli applications on windows, linux and osx.
  • gomega Rspec like matcher/assertion library.
  • gomatch star:30 library created for testing JSON against patterns.
  • dsunit star:25 Datastore testing for SQL, NoSQL, structured files.
  • jsonassert star:22 Package for verifying that your JSON payloads are serialized correctly.
  • testcase star:12 Idiomatic testing framework for Behavior Driven Development.
  • testsql star:7 Generate test data from SQL files before testing and clear it after finished.
  • Tt star:6 Simple and colorful test tools.
  • flute star:2 HTTP client testing framework.

• Mock

  • gomock star:2991 Mocking framework for the Go programming language.
  • go-sqlmock star:1858 Mock SQL driver for testing database interactions.
  • hoverfly star:1463 HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
  • gock star:857 Versatile HTTP mocking made easy.
  • httpmock star:618 Easy mocking of HTTP responses from external resources.
  • counterfeiter star:369 Tool for generating self-contained mock objects.
  • minimock star:273 Mock generator for Go interfaces.
  • go-txdb star:175 Single transaction based database driver mainly for testing purposes.
  • govcr star:85 HTTP mock for Golang: record and replay HTTP interactions for offline testing.

• Fuzzing and delta-debugging/reducing/shrinking.

  • go-fuzz star:2975 Randomized testing system.
  • gofuzz star:545 Library for populating go objects with random values.
  • Tavor star:214 Generic fuzzing and delta-debugging framework.

• Selenium and browser control tools.

  • chromedp star:3723 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
  • selenoid star:1275 alternative Selenium hub server that launches browsers within containers.
  • cdp star:364 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
  • ggr star:213 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

• Fail injection

  • failpoint star:417 An implementation of failpoints for Golang.

Text Processing

Libraries for parsing and manipulating texts.

• Specific Formats
  • colly star:8789 Fast and Elegant Scraping Framework for Gophers.
  • GoQuery star:7766 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
  • blackfriday star:3978 Markdown processor in Go.
  • toml star:2843 TOML configuration format (encoder/decoder with reflection).
  • sh star:2074 Shell parser and formatter.
  • go-humanize star:1950 Formatters for time, numbers, and memory size to human readable format.
  • bluemonday star:1282 HTML Sanitizer.
  • inject star:1151 Package inject provides a reflect based injector.
  • gofeed star:1126 Parse RSS and Atom feeds in Go.
  • go-toml star:625 Go library for the TOML format with query support and handy cli tools.
  • commonregex star:555 A collection of common regular expressions for Go.
  • slug star:394 URL-friendly slugify with multiple languages support.
  • mxj star:338 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
  • gographviz star:310 Parses the Graphviz DOT language.
  • gommon/bytes Format bytes to string.
  • dataflowkit star:300 Web scraping Framework to turn websites into structured data.
  • gotext star:233 GNU gettext utilities for Go.
  • go-runewidth star:215 Functions to get fixed width of the character or string.
  • goq star:151 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
  • htmlquery star:142 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
  • go-nmea star:101 NMEA parser library for the Go language.
  • sdp star:73 SDP: Session Description Protocol [RFC 4566].
  • align star:60 A general purpose application that aligns text.
  • github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
  • go-slugify star:54 Make pretty slug with multiple languages support.
  • genex star:54 Count and expand Regular Expressions into all matching Strings.
  • guesslanguage star:44 Functions to determine the natural language of a unicode text.
  • editorconfig-core-go star:43 Editorconfig file parser and manipulator for Go.
  • go-zero-width star:41 Zero-width character detection and removal for Go.
  • allot star:34 Placeholder and wildcard text parsing for CLI tools and bots.
  • gonameparts star:29 Parses human names into individual name parts.
  • go-fixedwidth star:27 Fixed-width text formatting (encoder/decoder with reflection).
  • Slugify star:26 Go slugify application that handles string.
  • go-vcard star:25 Parse and format vCard.
  • did star:24 DID (Decentralized Identifiers) Parser and Stringer in Go.
  • codetree star:10 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
  • encdec star:3 Package provides a generic interface to encoders and decodersa.
  • ltsv star:2 High performance LTSV (Labeled Tab Separeted Value) reader for Go.
• Utility
  • xurls star:464 Extract urls from text.
  • gotabulate star:203 Easily pretty-print your tabular data with Go.
  • radix star:145 fast string sorting algorithm.
  • parth star:31 URL path segmentation parsing.
  • xj2go star:17 Convert xml or json to go struct.
  • gofuckyourself star:15 A sanitization-based swear filter for Go.
  • TySug star:3 Alternative suggestions with respect to keyboard layouts.
  • Tagify star:2 Produces a set of tags from given source.

Third-party APIs

Libraries for accessing third party APIs.

• aws-sdk-go star:5142 The official AWS SDK for the Go programming language.
• github star:4967 Go library for accessing the GitHub REST API v3.
• slack star:2497 Slack API in Go.
• google star:1962 Auto-generated Google APIs for Go.
• google-cloud star:1846 Google Cloud APIs Go Client Library.
• discordgo star:1007 Go bindings for the Discord Chat API.
• anaconda star:996 Go client library for the Twitter 1.1 API.
• stripe star:971 Go client for the Stripe API.
• facebook star:778 Go Library that supports the Facebook Graph API.
• minio-go star:743 Minio Go Library for Amazon S3 compatible cloud storage.
• go-twitter star:732 Go client library for the Twitter v1.1 APIs.
• go-jira star:596 Go client library for Atlassian JIRA
• githubql star:521 Go library for accessing the GitHub GraphQL API v4.
• webhooks star:375 Webhook receiver for GitHub and Bitbucket.
• geo-golang star:310 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
• paypal star:308 Wrapper for PayPal payment API.
• go-marathon star:191 Go library for interacting with Mesosphere's Marathon PAAS.
• go-telegraph Telegraph publishing platform API client.
• ethrpc star:175 Go bindings for Ethereum JSON RPC API.
• gostorm star:121 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.
• Medium star:116 Golang SDK for Medium's OAuth2 API.
• hipchat (xmpp) star:113 A golang package to communicate with HipChat over XMPP.
• Trello star:109 Go wrapper for the Trello API.
• hipchat star:109 This project implements a golang client library for the Hipchat API.
• go-trending star:100 Go library for accessing trending repositories and developers at Github.
• cachet star:67 Go client library for Cachet (open source status page system).
• clarifai star:58 Go client library for interfacing with the Clarifai API.
• pushover star:57 Go wrapper for the Pushover API.
• megos star:57 Client library for accessing an Apache Mesos cluster.
• igdb star:53 Go client for the Internet Game Database API.
• wit-go star:49 Go client for wit.ai HTTP API.
• gads star:43 Google Adwords Unofficial API.
• circleci star:41 Go client library for interacting with CircleCI's API.
• amazon-product-advertising-api star:39 Go Client Library for Amazon Product Advertising API.
• GoMusicBrainz star:37 Go MusicBrainz WS2 client library.
• uptimerobot star:35 Go wrapper and command-line client for the Uptime Robot v2 API.
• fcm star:32 Go library for Firebase Cloud Messaging.
• golyrics star:31 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
• mixpanel star:30 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
• gami star:26 Go library for Asterisk Manager Interface.
• go-unsplash star:21 Go client library for the Unsplash.com API.
• patreon-go star:20 Go library for Patreon API.
• codeship-go star:15 Go client library for interacting with Codeship's API v2.
• ynab star:15 Go wrapper for the YNAB API.
• go-imgur star:13 Go client library for imgur
• coinpaprika-go star:12 Go client library for interacting with Coinpaprika's API.
• simples3 star:11 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
• zooz star:5 Go client for the Zooz API.
• TripAdvisor star:1 Go wrapper for the TripAdvisor API.
• gomalshare star:1 Go library MalShare API malshare.com

Utilities

General utilities and tools to make your life easier.

• fzf star:23858 Command-line fuzzy finder written in Go.
• hub star:17361 wrap git commands with additional functionality to interact with github from the terminal.
• delve star:12354 Go debugger.
• ctop star:8930 Top-like interface (e.g. htop) for container metrics.
• wuzz star:8337 Interactive cli tool for HTTP inspection.
• sqlx star:6982 provides a set of extensions on top of the excellent built-in database/sql package.
• peco star:5517 Simplistic interactive filtering tool.
• usql star:4692 usql is a universal command-line interface for SQL databases.
• goreleaser star:4632 Deliver Go binaries as fast and easily as possible.
• godropbox star:3753 Common libraries for writing Go services/applications from Dropbox.
• realize star:3223 Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
• goreporter star:2508 Golang tool that does static analysis, unit testing, code review and generate code quality report.
• panicparse star:2159 Groups similar goroutines and colorizes stack dump.
• resty star:2114 Simple HTTP and REST client for Go inspired by Ruby rest-client.
• hystrix-go star:2080 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
• Task star:2001 simple "Make" alternative.
• minify star:1874 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
• mmake star:1454 Modern Make.
• Storm star:1384 Simple and powerful toolkit for BoltDB.
• mole star:1309 cli app to easily create ssh tunnels.
• go-funk star:1271 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
• mc star:1146 Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
• filetype star:975 Small package to infer the file type checking the magic numbers signature.
• boilr star:954 Blazingly fast CLI tool for creating projects from boilerplate templates.
• mergo star:878 Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
• spinner star:821 Go package to easily provide a terminal spinner with options.
• circuitbreaker star:802 Circuit Breakers in Go.
• git-time-metric star:729 Simple, seamless, lightweight time tracking for Git.
• jump star:681 Jump helps you navigate faster by learning your habits.
• immortal star:612 *nix cross-platform (OS agnostic) supervisor.
• htcat star:482 Parallel and Pipelined HTTP GET Utility.
• go-dry star:435 DRY (don't repeat yourself) package for Go.
• gopencils star:423 Small and simple package to easily consume REST APIs.
• godaemon star:406 Utility to write daemons.
• circuit star:372 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
• request star:357 Go HTTP Requests for Humans™.
• ergo star:319 The management of multiple local services running over different ports made easy.
• koazee star:307 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
• go-rate star:294 Timed rate limiter for Go.
• gohper star:248 Various tools/modules help for development.
• clockwork star:224 A simple fake clock for golang.
• Deepcopier star:217 Simple struct copying for Go.
• serve star:193 A static http server anywhere you need.
• go-trigger star:186 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
• retry star:173 The most advanced functional mechanism to perform actions repetitively until successful.
• go-bind-plugin star:161 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
• rerun star:153 Recompiling and rerunning go apps when source changes.
• gubrak star:148 Golang utility library with syntactic sugar. It's like lodash, but for golang.
• moldova star:146 Utility for generating random data based on an input template.
• gotenv star:145 Load environment variables from .env or any io.Reader in Go.
• mimetype star:139 Package for MIME type detection based on magic numbers.
• util star:138 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
• Death star:137 Managing go application shutdown with signals.
• robustly star:137 Runs functions resiliently, catching and restarting panics.
• apm star:130 Process manager for Golang applications with an HTTP API.
• chyle star:109 Changelog generator using a git repository with multiple configuration possibilities.
• go-sitemap-generator star:106 XML Sitemap generator written in Go.
• lrserver star:100 LiveReload server for Go.
• toolbox star:100 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
• onecache star:99 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
• go-bsdiff star:87 Pure Go bsdiff and bspatch libraries and CLI tools.
• pm star:72 Process (i.e. goroutine) manager with an HTTP API.
• UNIS star:69 Common Architecture™ for String Utilities in Go.
• xferspdy star:67 Xferspdy provides binary diff and patch library in golang.
• go-health star:63 Health package simplifies the way you add health check to your services.
• mssqlx star:60 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
• multitick star:58 Multiplexor for aligned tickers.
• repeat star:56 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
• abutil star:51 Collection of often-used Golang helpers.
• minquery star:50 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
• handy star:47 Many utilities and helpers like string handlers/formatters and validators.
• go-astitodo star:46 Parse TODOs in your GO code.
• mimemagic star:42 Pure Go ultra performant MIME sniffing library/utility.
• golog star:42 Easy and lightweight CLI tool to time track your tasks.
• goback star:40 Go simple exponential backoff package.
• gaper star:40 Builds and restarts a Go project when it crashes or some watched file changes.
• copy-pasta star:38 Universal multi-workstation clipboard that uses S3 like backend for the storage.
• goreadability star:35 Webpage summary extractor using Facebook Open Graph and arc90's readability.
• myhttp star:33 Simple API to make HTTP GET requests with timeout support.
• retry-go star:29 Retrying made simple and easy for golang.
• rclient star:27 Readable, flexible, simple-to-use client for REST APIs.
• goseaweedfs star:27 SeaweedFS client library with almost full features.
• pgo star:24 Convenient functions for PHP community.
• gostrutils star:17 Collections of string manipulation and conversion functions.
• dbt star:16 A framework for running self-updating signed binaries from a central, trusted repository.
• scan star:14 Scan golang sql.Rows directly to structs, slices, or primitive types.
• go-httpheader star:14 Go library for encoding structs into Header fields.
• filter star:13 provide filtering, sanitizing, and conversion of Go data.
• ghokin star:12 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
• retry star:10 A pretty simple library to ensure your work to be done.
• ctxutil star:8 A collection of utility functions for contexts.
• backscanner star:8 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
• mimesniffer star:7 A MIME type sniffer for Go.
• sslice star:5 Create a slice which is always sorted.
• silk star:4 Read silk netflow files.
• sliceconv star:3 Slice conversion between primitive types.
• slicer star:3 Makes working with slices easier.
• go-problemdetails star:3 Go package for working with Problem Details.
• retry star:2 A simple but highly configurable retry package for Go.
• olaf star:1 Twitter Snowflake implemented in Go.
• blank star:1 Verify or remove blanks and whitespace from strings.

UUID

Libraries for working with UUIDs.

• ulid star:1708 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
• uniq No hassle safe, fast unique identifiers with commands.
• uuid star:587 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
• wuid star:298 An extremely fast unique number generator, 10-135 times faster than UUID.
• goid star:23 Generate and Parse RFC4122 compliant V4 UUIDs.
• sno star:16 Compact, sortable and fast unique IDs with embedded metadata.
• uuid star:10 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
• nanoid star:7 A tiny and efficient Go unique string ID generator.

Validation

Libraries for validation.

• validator star:3711 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
• govalidator star:3678 Validators and sanitizers for strings, numerics, slices and structs.
• ozzo-validation star:1090 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:738 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
• validate star:119 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
• checkdigit star:46 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
• jio star:24 jio is a json schema validator similar to joi.
• terraform-validator star:19 A norms and conventions validator for Terraform.
• validate star:19 This package provides a framework for writing validations for Go applications.

Version Control

Libraries for version control.

• go-git star:4381 highly extensible Git implementation in pure Go.
• git2go star:1379 Go bindings for libgit2.
• hercules star:626 gaining advanced insights from Git repository history.
• go-vcs star:72 manipulate and inspect VCS repositories in Go.
• gh star:70 Scriptable server and net/http middleware for GitHub Webhooks.

Video

Libraries for manipulating video.

• goav star:836 Comphrensive Go bindings for FFmpeg.
• gmf star:545 Go bindings for FFmpeg av* libraries.
• go-astits star:265 Parse and demux MPEG Transport Streams (.ts) natively in GO.
• go-astisub star:188 Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
• gst star:153 Go bindings for GStreamer.
• libvlc-go star:71 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
• go-m3u8 star:38 Parser and generator library for Apple m3u8 playlists.
• v4l star:31 Video capture library for Linux, written in Go.
• libgosubs star:11 Subtitle format support for go. Supports .srt, .ttml, and .ass.

Web Frameworks

Full stack web frameworks.

• Gin star:31167 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:21885 beego is an open-source, high-performance web framework for the Go programming language.
• Buffalo Bringing the productivity of Rails to Go!
• Echo star:15036 High performance, minimalist Go web framework.
• Revel star:11316 High-productivity web framework for the Go language.
• Goa star:3537 Goa provides a holistic approach for developing remote APIs and microservices in Go.
• go-json-rest star:3346 Quick and easy way to setup a RESTful JSON API.
• Gizmo star:2877 Microservice toolkit used by the New York Times.
• Macaron star:2840 Macaron is a high productive and modular design web framework in Go.
• utron star:2138 Lightweight MVC framework for Go(Golang).
• tigertonic star:996 Go framework for building JSON web services inspired by Dropwizard.
• tango star:819 Micro & pluggable web framework for Go.
• traffic star:517 Sinatra inspired regexp/pattern mux and web framework for Go.
• gongular star:418 Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
• neo star:396 Neo is minimal and fast Go Web Framework with extremely simple API.
• Air star:341 An ideally refined web framework for Go.
• mango star:339 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
• Gondola star:314 The web framework for writing faster sites, faster.
• Golf star:238 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.
• Aero star:175 High-performance web framework for Go, reaches top scores in Lighthouse.
• Gem star:153 Simple and fast web framework, friendly to REST API.
• go-rest star:116 Small and evil REST framework for Go.
• hiboot star:93 hiboot is a high performance web application framework with auto configuration and dependency injection support.
• WebGo star:78 A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
• Golax star:72 A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
• Microservice star:60 The framework for the creation of microservices, written in Golang.
• uAdmin star:58 Fully featured web framework for Golang, inspired by Django.
• YARF star:51 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
• Fireball star:49 More "natural" feeling web framework.
• vox star:42 A golang web framework for humans, inspired by Koa heavily.
• REST Layer Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
• patron star:36 Patron is a microservice framework following best cloud practices with a focus on productivity.
• aah Scalable, performant, rapid development Web framework for Go.
• rux star:14 Simple and fast web framework for build golang HTTP applications.
• route star:4 Simple yet powerful HTTP request multiplexer.

Middlewares

Actual middlewares

• Tollbooth star:1301 Rate limit HTTP request handler.
• CORS star:1249 Easily add CORS capabilities to your API.
• Limiter star:806 Dead simple rate limit middleware for Go.
• go-server-timing star:753 Add/parse Server-Timing header.
• ln-paywall star:92 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
• XFF star:72 Handle X-Forwarded-For header and friends.
• client-timing star:15 An HTTP client for Server-Timing header.

Libraries for creating HTTP middlewares

• negroni star:6382 Idiomatic HTTP middleware for Golang.
• alice star:1849 Painless middleware chaining for Go.
• render star:1286 Go package for easily rendering JSON, XML, and HTML template responses.
• stats star:540 Go middleware that stores various information about your web application.
• interpose star:288 Minimalist net/http middleware for golang.
• muxchain star:208 Lightweight middleware for net/http.
• renderer star:170 Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
• rye star:94 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
• gores star:83 Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
• chain star:64 Handler wrapper chaining with scoped data (net/context-based "middleware").
• go-wrap star:59 Small middlewares package for net/http.

Routers

• mux star:10005 Powerful URL router and dispatcher for golang.
• httprouter star:9908 High performance router. Use this and the standard http handlers to form a very high performance web framework.
• chi star:6286 Small, fast and expressive HTTP router built on net/context.
• gocraft/web star:1397 Mux and middleware package in Go.
• Bone star:1225 Lightning Fast HTTP Multiplexer.
• Goji star:770 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
• fasthttprouter star:759 High performance router forked from httprouter. The first router fit for fasthttp.
• xujiajun/gorouter star:454 A simple and fast HTTP router for Go.
• httptreemux star:392 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
• lars star:376 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
• ozzo-routing star:361 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
• Siesta star:351 Composable framework to write middleware and handlers.
• vestigo star:250 Performant, stand-alone, HTTP compliant URL Router for go web applications.
• gowww/router star:158 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
• alien star:107 Lightweight and fast http router from outer space.
• violetear star:95 Go HTTP router.
• Bxog star:93 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.
• pure star:87 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
• GoRouter star:51 GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
• bellt star:39 A simple Go HTTP router.

Windows

• go-ole star:561 Win32 OLE implementation for golang.
• d3d9 star:88 Go bindings for Direct3D9.
• gosddl star:1 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:270 Generate a Go struct from XML.
• xpath star:180 XPath package for Go.
• xquery star:147 XQuery lets you extract data from HTML/XML documents using XPath expression.
• xml2map star:16 XML to MAP converter written Golang.
• xmlwriter star:6 Procedural XML generation API based on libxml2's xmlwriter module.

Tools

Go software and plugins.

Code Analysis

• gosimple gosimple is a linter for Go source code that specialises on simplifying code.
• goreturns Adds zero-value return statements to match the func return types.
• Golint online Lints online Go source files on GitHub, Bitbucket and Google Project Hosting using the golint package.
• GoLint star:3202 Golint is a linter for Go source code.
• errcheck star:1335 Errcheck is a program for checking for unchecked errors in Go programs.
• gcvis star:923 Visualise Go program GC trace data in real time.
• 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#.
• php-parser star:661 A Parser for PHP written in Go.
• go-critic star:598 source code linter that brings checks that are currently not implemented in other linters.
• goimports Tool to fix (add, remove) your Go imports automatically.
• GolangCI GolangCI is an automated Golang code review service for GitHub pull requests. Service is open source and it's free for open source projects.
• GoCover.io GoCover.io offers the code coverage of any golang package as a service.
• goast-viewer star:379 Web based Golang AST visualizer.
• go-cleanarch star:287 go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
• unconvert star:261 Remove unnecessary type conversions from Go source.
• unused unused checks Go code for unused constants, variables, functions and types.
• gostatus star:241 Command line tool, shows the status of repositories that contain Go packages.
• go-mod-outdated star:200 An easy way to find outdated dependencies of your Go projects.
• dupl star:175 Tool for code clone detection.
• apicompat star:166 Checks recent changes to a Go project for backwards incompatible changes.
• go-checkstyle star:95 checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments.
• lint star:63 Run linters as part of go test.
• validate star:62 Automatically validates struct fields with tags.
• go-outdated star:45 Console application that displays outdated packages.

Editor Plugins

• vim-go star:11035 Go development plugin for Vim.
• vscode-go star:5230 Extension for Visual Studio Code (VS Code) which provides support for the Go language.
• gocode star:4764 Autocompletion daemon for the Go programming language.
• goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
• GoSublime star:3251 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
• go-plus star:1485 Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
• go-mode star:975 Go mode for GNU/Emacs.
• Watch star:170 Runs a command in an acme win on file changes.
• vim-compiler-go star:81 Vim plugin to highlight syntax errors on save.
• Go plugin for JetBrains IDEs Go plugin for JetBrains IDEs.
• go-language-server star:31 A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
• gounit-vim star:17 Vim plugin for generating Go tests based on the function's or method's signature.
• theia-go-extension star:12 Go language support for the Theia IDE.

Go Generate Tools

• gotests star:2275 Generate Go tests from your source code.
• genny star:1012 Elegant generics for Go.
• re2dfa star:170 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.
• gocontracts star:53 brings design-by-contract to Go by synchronizing the code with the documentation.
• gonerics Idiomatic Generics in Go.
• generic star:30 flexible data type for Go.
• gounit star:30 Generate Go tests using your own templates.
• hasgo star:17 Generate Haskell inspired functions for your slices.

Go Tools

• go-swagger star:4138 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
• OctoLinker star:3872 Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
• go-callvis star:2046 Visualize call graph of your Go program using dot format.
• richgo star:398 Enrich go test outputs with text decorations.
• depth star:393 Visualize dependency trees of any package by analyzing imports.
• gb An easy to use project based build tool for the Go programming language.
• rts star:187 RTS: response to struct. Generates Go structs from server responses.
• godbg star:157 Implementation of Rusts dbg! macro for quick and easy debugging during development.
• colorgo star:100 Wrapper around go command for colorized go build output.
• go-pkg-complete star:38 Bash completion for go and wgo.
• generator-go-lang star:14 A Yeoman generator to get new Go projects started.
• gilbert Build system and task runner for Go projects.

Software Packages

Software written in Go.

DevOps Tools

• kubernetes star:57838 Container Cluster Manager from Google.
• Moby star:54915 Collaborative project for the container ecosystem to assemble container-based systems.
• traefik star:24421 Reverse proxy and load balancer with support for multiple backends.
• Gitea star:15898 Fork of Gogs, entirely community driven.
• gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
• Vegeta star:12509 HTTP load testing tool and library. It's over 9000!
• Packer star:9355 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
• Hey star:6583 Hey is a tiny program that sends some load to a web application.
• GVM star:4556 GVM provides an interface to manage Go versions.
• Wide Web-based IDE for Teams using Golang.
• webhook star:4209 Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
• gaia star:3784 Build powerful pipelines in any programming language.
• gox star:3399 Dead simple, no frills Go cross compile tool.
• bosun star:2864 Time Series Alerting Framework.
• bombardier star:1782 Fast cross-platform HTTP benchmarking tool.
• goxc star:1628 build tool for Go, with a focus on cross-compiling and packaging.
• fac star:1614 Command-line user interface to fix git merge conflicts.
• kala star:1369 Simplistic, modern, and performant job scheduler.
• StatusOK star:1182 Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
• script star:1024 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
• s3gof3r star:1009 Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
• go-selfupdate star:679 Enable your Go applications to self update.
• Pomerium star:594 Pomerium is an identity-aware access proxy.
• skm star:551 SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
• Scaleway-cli star:541 Manage BareMetal Servers from Command Line (as easily as with Docker).
• aurora star:414 Cross-platform web-based Beanstalkd queue server console.
• govvv star:395 “go build” wrapper to easily add version information into Go binaries.
• gonative star:311 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.
• Mora star:267 REST server for accessing MongoDB documents and meta data.
• lstags star:227 Tool and API to sync Docker images across different registries.
• Gogs A Self Hosted Git Service in the Go Programming Language.
• godbg star:219 Web-based gdb front-end application.
• dogo star:214 Monitoring changes in the source file and automatically compile and run (restart).
• manssh star:205 manssh is a command line tool for managing your ssh alias config easily.
• Pewpew star:205 Flexible HTTP command line stress tester.
• aptly aptly is a Debian repository management tool.
• gobrew star:176 gobrew lets you easily switch between multiple versions of go.
• Blast star:170 A simple tool for API load testing and batch jobs.
• ostent star:165 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
• grapes star:138 Lightweight tool designed to distribute commands over ssh with ease.
• easyssh-proxy star:103 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
• kcli star:82 Command line tool for inspecting kafka topics/partitions/messages.
• go-furnace star:71 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
• winrm-cli star:69 Cli tool to remotely execute commands on Windows machines.
• drone-scp star:58 Copy files and artifacts via SSH using a binary, docker or Drone CI.
• Dropship star:46 Tool for deploying code via cdn.
• drone-jenkins star:25 Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
• DepCharge star:9 Helps orchestrating the execution of commands across the many dependencies in larger projects.

Other Software

• hugo Fast and Modern Static Website Engine.
• Gor star:11529 Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
• Seaweed File System star:8440 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
• restic star:7698 De-duplicating backup program.
• confd star:6512 Manage local application configuration files using templates and data from etcd or consul.
• Comcast star:6219 Simulate bad network connections.
• LiteIDE star:5587 LiteIDE is a simple, open source, cross-platform Go IDE.
• drive star:5032 Google Drive client for the commandline.
• nes star:4204 Nintendo Entertainment System (NES) emulator written in Go.
• tsuru Extensible and open source Platform as a Service software.
• toxiproxy star:4048 Proxy to simulate network and system conditions for automated tests.
• Pipe star:3348 A small and beautiful blogging platform.
• Duplicacy star:2717 A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
• myLG star:2216 Command Line Network Diagnostic tool written in Go.
• GoBoy star:2130 Nintendo Game Boy Color emulator written in Go.
• Stack Up star:2011 Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
• syncthing Open, decentralized file synchronization tool and protocol.
• lgo star:1828 Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
• limetext Lime Text is a powerful and elegant text editor primarily developed in Go that aims to be a Free and open-source software successor to Sublime Text.
• snap star:1804 Powerful telemetry framework.
• Circuit star:1795 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.
• borg star:1425 Terminal based search engine for bash snippets.
• Go Package Store star:877 App that displays updates for the Go packages in your GOPATH.
• Documize star:864 Modern wiki software that integrates data from SaaS tools.
• scc star:799 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
• Leaps star:643 Pair programming service using Operational Transforms.
• peg star:623 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
• vFlow star:609 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
• gfile star:505 Securely transfer files between two computers, without any third party, over WebRTC.
• GoDNS star:453 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
• GoLand Full featured cross-platform Go IDE.
• shell2http star:439 Executing shell commands via http server (for prototyping or remote control).
• mockingjay star:422 Fake HTTP servers and consumer driven contracts from one configuration file. You can also make the server randomly misbehave to help do more realistic performance tests.
• go-peerflix star:377 Video streaming torrent client.
• gocc star:349 Gocc is a compiler kit for Go written in Go.
• wellington star:291 Sass project management tool, extends the language with sprite functions (like Compass).
• ipe star:282 Open source Pusher server implementation compatible with Pusher client libraries written in GO.
• ide star:254 Browser accessible IDE. Designed for Go with Go.
• Cherry star:194 Tiny webchat server in Go.
• orange-cat star:178 Markdown previewer written in Go.
• Orbit star:130 A simple tool for running commands and generating files from templates.
• Juju Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
• joincap star:123 Command-line utility for merging multiple pcap files together.
• Docker Open platform for distributed applications for developers and sysadmins.
• DDNS star:102 Personal DDNS client with Digital Ocean Networking DNS as backend.
• boxed star:72 Dropbox based blog engine.
• naclpipe star:20 Simple NaCL EC25519 based crypto pipe tool written in Go.
• term-quiz star:17 Quizzes for your terminal.

Resources

Where to discover new Go libraries.

Benchmarks

• go-http-routing-benchmark star:1268 Go HTTP request router benchmark and comparison.
• go-web-framework-benchmark star:1024 Go web framework benchmark.
• skynet star:926 Skynet 1M threads microbenchmark.
• go_serialization_benchmarks star:885 Benchmarks of Go serialization methods.
• speedtest-resize star:173 Compare various Image resize algorithms for the Go language.
• go-benchmarks star:125 Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
• gospeed star:95 Go micro-benchmarks for calculating the speed of language constructs.
• autobench star:89 Framework to compare the performance between different Go versions.
• gocostmodel star:52 Benchmarks of common basic operations for the Go language.
• golang-sql-benchmark star:49 Collection of benchmarks for popular Go database/SQL utilities.

Conferences

• Capital Go Washington, D.C., USA.
• GopherCon Europe Reykjavik, Iceland.
• 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
• Go 101 A book focusing on Go syntax/semantics and all kinds of details.
• Go Bootcamp
• GoBooks star:6926 A curated list of Go books.
• Go Succinctly star:10 in Persian.
• Learning Go
• Network Programming With Go
• 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:1604 Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
• gopher-logos star:67 adorable gopher logos.
• gopher-stickers
• gopher-vector
• gophericons
• gophers star:1880 Gopher artworks by Ashley McNamara.
• gophers star:1644 Free gophers.
• gopherize.me star:328 Gopherize yourself.
• gophers star:50 random gopher graphics.
• gophers star:41 Gopher amigurumi toy pattern.

Meetups

• Basel Go Meetup
• Brisbane Gophers
• Canberra Gophers
• Go Language NYC
• Go London User Group
• Go Toronto
• Go User Group Atlanta
• GoBridge, San Francisco, CA
• GoJakarta
• Golang Amsterdam
• Golang Argentina
• Golang Baltimore, MD
• Golang Bangalore
• Golang Belo Horizonte - Brazil
• Golang Boston
• Golang Bulgaria
• Golang Cardiff, UK
• Golang Copenhagen
• Golang DC, Arlington, VA
• Golang Dorset, UK
• 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 Paris
• Golang Pune
• Golang Singapore
• Golang Stockholm
• Golang Sydney, AU
• Golang São Paulo - Brazil
• Golang Taipei
• Golang Vancouver, BC
• 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)

Twitter

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

Websites

• Golang Flow Post Updates, News, Packages and more.
• Go Forum Forum to discuss Go.
• Golang News Links and news about Go programming.
• godoc.org Documentation for open source Go packages.
• Go Report Card A report card for your Go package.
• Go Projects List of projects on the Go community wiki.
• Go In 5 Minutes 5 minute screencasts focused on getting one thing done.
• Go Community on Hashnode Community of Gophers on Hashnode.
• Go Challenge Learn Go by solving problems and getting feedback from Go experts.
• Go Blog The official Go blog.
• CodinGame Learn Go by solving interactive tasks using small games as practical examples.
• awesome-awesomeness star:24870 List of other amazingly awesome lists.
• Awesome Remote Job star:14868 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
• gowalker.org Go Project API documentation.
• studygolang The community of studygolang in China.
• r/Golang News about Go.
• justforfunc Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
• Trending Go repositories on GitHub today Good place to find new Go libraries.
• Gophercises Free coding exercises for budding gophers.
• Gopher Community Chat Join Our New Slack Community For Gophers (Understand how it came).
• Google Plus Community The Google+ community for #golang enthusiasts.
• golang-nuts Go mailing list.
• golang-graphics star:143 Collection of Go images, graphics, and art.
• Awesome Go @LibHunt Your go-to Go Toolbox.
• TutorialEdge - Golang

Tutorials

• Build web application with Golang star:32124 Golang ebook intro how to build a web app with golang.
• 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:4102 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:471 A little e-book on Ethereum Development with Go.
• Games With Go A video series teaching programming and game development.
• Go By Example Hands-on introduction to Go using annotated example programs.
• 50 Shades of Go Traps, Gotchas, and Common Mistakes for New Golang Devs.
• A Guide to Golang E-Commerce Building a Golang site for e-commerce (demo included).
• A Tour of Go Interactive tour of Go.
• Go WebAssembly Tutorial - Building a Simple Calculator
• Learn Go with TDD star:7908 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.
• Golang for Node.js Developers star:728 Examples of Golang compared to Node.js for learning.
• Golangbot Tutorials to get started with programming in Go.
• Hackr.io Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
• 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.
• The world’s easiest introduction to WebAssembly with Golang
• Working with Go star:1138 Intro to go for experienced programmers.
• Your basic Go Huge collection of tutorials and how to's.