Awesome Go

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

Contributing

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

If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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

Audio and Music

Libraries for manipulating audio.

EasyMIDI - EasyMidi is a simple and reliable library for working with standard midi file (SMF).
flac - Native Go FLAC decoder.
flac - Native Go FLAC decoder.
gaad - Native Go AAC bitstream parser.
go-sox - libsox bindings for go.
go_mediainfo - libmediainfo bindings for go.
gosamplerate - libsamplerate bindings for go.
id3v2 - Fast and stable ID3 parsing and writing library for Go.
malgo - Mini audio library.
minimp3 - Lightweight MP3 decoder library.
mix - Sequence-based Go-native audio mixer for music apps.
mp3 - Native Go MP3 decoder.
music-theory - Music theory models in Go.
PortAudio - Go bindings for the PortAudio audio I/O library.
portmidi - Go bindings for PortMidi.
taglib - Go bindings for taglib.
vorbis - "Native" Go Vorbis decoder (uses CGO, but has no dependencies).
waveform - Go package capable of generating waveform images from audio streams.

Authentication and OAuth

Libraries for implementing authentications schemes.

authboss - 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.
branca - Golang implementation of Branca Tokens.
casbin - Authorization library that supports access control models like ACL, RBAC, ABAC.
cookiestxt - provides parser of cookies.txt file format.
Go-AWS-Auth - AWS (Amazon Web Services) request signing library.
go-jose - Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
go-oauth2-server - Standalone, specification-compliant, OAuth2 server written in Golang.
gologin - chainable handlers for login with OAuth1 and OAuth2 authentication providers.
gorbac - provides a lightweight role-based access control (RBAC) implementation in Golang.
goth - provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
httpauth - HTTP Authentication middleware.
jwt - Clean and easy to use implementation of JSON Web Tokens (JWT).
jwt - Lightweight JSON Web Token (JWT) library.
jwt-auth - JWT middleware for Golang http servers with many configuration options.
jwt-go - Golang implementation of JSON Web Tokens (JWT).
loginsrv - JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
oauth2 - Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
osin - Golang OAuth2 server library.
paseto - Golang implementation of Platform-Agnostic Security Tokens (PASETO)
permissions2 - Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
rbac - Minimalistic RBAC package for Go applications.
securecookie - Efficient secure cookie encoding/decoding.
session - Go session management for web servers (including support for Google App Engine - GAE).
sessiongate-go - Go session management using the SessionGate Redis module.
sessions - Dead simple, highly performant, highly customizable sessions service for go http servers.
signedvalue - Signed and timestamped strings compatible with Tornado's create_signed_value, decode_signed_value, and therefore set_secure_cookie and get_secure_cookie.
yubigo - Yubikey client package that provides a simple API to integrate the Yubico Yubikey into a go application.

Command Line

Standard CLI

Libraries for building standard or basic Command Line applications.

argparse - Command line argument parser inspired by Python's argparse module.
argv - Go library to split command line string as arguments array using the bash syntax.
cli - Feature-rich and easy to use command-line package based on golang struct tags.
cli - Simple and complete API for building command line interfaces in Go.
cli-init - The easy way to start building Golang command line applications.
climax - Alternative CLI with "human face", in spirit of Go command.
cobra - Commander for modern Go CLI interactions.
commandeer - Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
complete - Write bash completions in Go + Go command bash completion.
docopt.go - Command-line arguments parser that will make you smile.
drive - Google Drive client for the commandline.
env - Tag-based environment configuration for structs.
flag - Simple but powerful command line option parsing library for Go supporting subcommand.
flaggy - A robust and idiomatic flags package with excellent subcommand support.
flagvar - A collection of flag argument types for Go's standard flag package.
go-arg - Struct-based argument parsing in Go.
go-commander - Go library to simplify CLI workflow
go-flags - go command line option parser.
gocmd - Go library for building command line applications.
kingpin - Command line and flag parser supporting sub commands.
liner - Go readline-like library for command-line interfaces.
mitchellh/cli - Go library for implementing command-line interfaces.
mow.cli - Go library for building CLI applications with sophisticated flag and argument parsing and validation.
pflag - Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
readline - Pure golang implementation that provides most features in GNU-Readline under MIT license.
sflags - Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
strumt - Library to create prompt chain.
ukautz/clif - Small command line interface framework.
urfave/cli - Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
wlog - Simple logging interface that supports cross-platform color and concurrency.
wmenu - Easy to use menu structure for cli applications that prompts users to make choices.

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

aurora - ANSI terminal colors that supports fmt.Printf/Sprintf.
cfmt - Contextual fmt inspired by bootstrap color classes.
chalk - Intuitive package for prettifying terminal/console output.
color - Versatile package for colored terminal output.
colourize - Go library for ANSI colour text in terminals.
ctc - The non-invasive cross-platform terminal color library does not need to modify the Print method
go-ataman - Go library for rendering ANSI colored text templates in terminals.
go-colorable - Colorable writer for windows.
go-colortext - Go library for color output in terminals.
go-isatty - isatty for golang.
go-prompt - Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
gocui - Minimalist Go library aimed at creating Console User Interfaces.
gommon/color - Style terminal text.
gookit/color - Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
mpb - Multi progress bar for terminal applications.
progressbar - Basic thread-safe progress bar that works in every OS.
simpletable - Simple tables in terminal with Go.
tabular - Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
termbox-go - Termbox is a library for creating cross-platform text-based interfaces.
termtables - Go port of the Ruby library terminal-tables for simple ASCII table generation as well as providing markdown and HTML output.
termui - Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
tui-go - Go UI library for building rich terminal applications.
uilive - Library for updating terminal output in realtime.
uiprogress - Flexible library to render progress bars in terminal applications.
uitable - Library to improve readability in terminal apps using tabular data.

Configuration

Libraries for configuration parsing.

config - JSON or YAML configuration wrapper with environment variables and flags parsing.
configure - Provides configuration through multiple sources, including JSON, flags and environment variables.
confita - Load configuration in cascade from multiple backends into a struct.
conflate - Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
env - Parse environment variables to Go structs (with defaults).
envcfg - Un-marshaling environment variables to Go structs.
envconf - Configuration from environment.
envconfig - Read your configuration from environment variables.
envh - Helpers to manage environment variables.
gcfg - read INI-style configuration files into Go structs; supports user-defined types and subsections.
go-up - A simple configuration library with recursive placeholders resolution and no magic.
goConfig - Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
godotenv - Go port of Ruby's dotenv library (Loads environment variables from .env).
gofigure - Go application configuration made easy.
gone/jconf - Modular JSON configuration. Keep you config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization.
gookit/config - application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
hjson - Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
ingo - Flags persisted in an ini-like config file.
ini - Go package to read and write INI files.
joshbetz/config - Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
kelseyhightower/envconfig - Go library for managing configuration data from environment variables.
mini - Golang package for parsing ini-style configuration files.
sprbox - Build-environment aware toolbox factory and agnostic config parser (YAML, TOML, JSON and Environment vars).
store - Lightweight configuration manager for Go.
viper - Go configuration with fangs.
xdg - Cross platform package that follows the XDG Standard.

Continuous Integration

Tools for help with continuous integration.

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

CSS Preprocessors

Libraries for preprocessing CSS files.

c6 - High performance SASS compatible-implementation compiler written in Go.
gcss - Pure Go CSS Preprocessor.
go-libsass - Go wrapper to the 100% Sass compatible libsass project.

Data Structures

Generic datastructures and algorithms in Go.

algorithms - Algorithms and data structures.CLRS study.
binpacker - Binary packer and unpacker helps user build custom binary stream.
bit - Golang set data structure with bonus bit-twiddling functions.
bitset - Go package implementing bitsets.
bloom - Bloom filters implemented in Go.
bloom - Golang Bloom filter implementation.
boomfilters - Probabilistic data structures for processing continuous, unbounded streams.
concurrent-writer - Highly concurrent drop-in replacement for bufio.Writer.
conjungo - A small, powerful and flexible merge library.
count-min-log - Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
cuckoofilter - Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
deque - Fast ring-buffer deque (double-ended queue).
encoding - Integer Compression Libraries for Go.
go-adaptive-radix-tree - Go implementation of Adaptive Radix Tree.
go-datastructures - Collection of useful, performant, and thread-safe data structures.
go-ef - A Go implementation of the Elias-Fano encoding.
go-geoindex - In-memory geo index.
go-mcache - Fast in-memory key:value store/cache library. Pointer caches.
go-rquad - Region quadtrees with efficient point location and neighbour finding.
gods - Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
golang-set - Thread-Safe and Non-Thread-Safe high-performance sets for Go.
goset - A useful Set collection implementation for Go.
goskiplist - Skip list implementation in Go.
gota - Implementation of dataframes, series, and data wrangling methods for Go.
hilbert - Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
hyperloglog - HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
levenshtein - Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
levenshtein - Implementation to calculate levenshtein distance in Go.
mafsa - MA-FSA implementation with Minimal Perfect Hashing.
merkletree - Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures.
mspm - Multi-String Pattern Matching Algorithm for information retrieval.
pipeline - An implementation of pipelines with fan-in and fan-out.
roaring - Go package implementing compressed bitsets.
set - Simple set data structure implementation in Go using LinkedHashMap.
skiplist - Very fast Go Skiplist implementation.
skiplist - Skiplist implementation in Go.
trie - Trie implementation in Go.
ttlcache - In-memory LRU string-interface{} map with expiration for golang.
willf/bloom - Go package implementing Bloom filters.

Database

Databases implemented in Go.

badger - Fast key-value store in Go.
BigCache - Efficient key/value cache for gigabytes of data.
bolt - Low-level key/value database for Go.
buntdb - Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
cache2go - In-memory key:value cache which supports automatic invalidation based on timeouts.
clusteredBigCache - BigCache with clustering support and individual item expiration.
cockroach - Scalable, Geo-Replicated, Transactional Datastore.
couchcache - RESTful caching micro-service backed by Couchbase server.
CovenantSQL - CovenantSQL is a SQL database on blockchain.
dgraph - Scalable, Distributed, Low Latency, High Throughput Graph Database.
diskv - Home-grown disk-backed key-value store.
eliasdb - Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
forestdb - Go bindings for ForestDB.
GCache - Cache library with support for expirable Cache, LFU, LRU and ARC.
go-cache - In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
goleveldb - Implementation of the LevelDB key/value database in Go.
gorocksdb - Gorocksdb is a wrapper for RocksDB written in Go.
groupcache - Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
influxdb - Scalable datastore for metrics, events, and real-time analytics.
ledisdb - Ledisdb is a high performance NoSQL like Redis based on LevelDB.
levigo - Levigo is a Go wrapper for LevelDB.
moss - Moss is a simple LSM key-value storage engine written in 100% Go.
piladb - Lightweight RESTful database engine based on stack data structures.
prometheus - Monitoring system and time series database.
rqlite - The lightweight, distributed, relational database built on SQLite.
Scribble - Tiny flat file JSON store.
slowpoke - Key-value store with persistence.
tempdb - Key-value store for temporary items.
tidb - TiDB is a distributed SQL database. Inspired by the design of Google F1.
tiedot - Your NoSQL database powered by Golang.
Vasto - A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.

Database schema migration.

darwin - Database schema evolution library for Go.
go-fixtures - Django style fixtures for Golang's excellent built-in database/sql library.
go-pg-migrations - A Go package to help write migrations with go-pg/pg.
gondolier - Gondolier is a library to auto migrate database schemas using structs.
goose - Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
gormigrate - Database schema migration helper for Gorm ORM.
migrate - Database migrations. CLI and Golang library.
pravasan - 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.
sql-migrate - Database migration tool. Allows embedding migrations into the application using go-bindata.

Database tools.

chproxy - HTTP proxy for ClickHouse database.
clickhouse-bulk - Collects small insterts and sends big requests to ClickHouse servers.
go-mysql - Go toolset to handle MySQL protocol and replication.
go-mysql-elasticsearch - Sync your MySQL data into Elasticsearch automatically.
kingshard - kingshard is a high performance proxy for MySQL powered by Golang.
myreplication - MySql binary log replication listener. Supports statement and row based replication.
orchestrator - MySQL replication topology manager & visualizer.
pgweb - Web-based PostgreSQL database browser.
prep - Use prepared SQL statements without changing your code.
pREST - Serve a RESTful API from any PostgreSQL database.
rwdb - rwdb provides read replica capability for multiple database servers setup.
vitess - vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.

SQL query builder, libraries for building and using SQL.

dat - Go Postgres Data Access Toolkit.
Dotsql - Go library that helps you keep sql files in one place and use them with ease.
gendry - Non-invasive SQL builder and powerful data binder.
godbal - Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
goqu - Idiomatic SQL builder and query library.
igor - 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.
ozzo-dbx - Powerful data retrieval methods as well as DB-agnostic query building capabilities.
scaneo - Generate Go code to convert database rows into arbitrary structs.
sqrl - SQL query builder, fork of Squirrel with improved performance.
Squirrel - Go library that helps you build SQL queries.
xo - Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.

Database Drivers

Libraries for connecting and operating databases.

Relational Databases
- avatica - Apache Avatica/Phoenix SQL driver for database/sql.
- bgc - Datastore Connectivity for BigQuery for go.
- firebirdsql - Firebird RDBMS SQL driver for Go.
- go-adodb - Microsoft ActiveX Object DataBase driver for go that uses database/sql.
- go-mssqldb - Microsoft MSSQL driver for Go.
- go-oci8 - Oracle driver for go that uses database/sql.
- go-sql-driver/mysql - MySQL driver for Go.
- go-sqlite3 - SQLite3 driver for go that uses database/sql.
- gofreetds - Microsoft MSSQL driver. Go wrapper over FreeTDS.
- goracle - Oracle driver for Go, using the ODPI-C driver
- pgx - PostgreSQL driver supporting features beyond those exposed by database/sql.
- pq - Pure Go Postgres driver for database/sql.
NoSQL Databases
- aerospike-client-go - Aerospike client in Go language.
- arangolite - Lightweight golang driver for ArangoDB.
- asc - Datastore Connectivity for Aerospike for go.
- cachego - Golang Cache component for multiple drivers.
- cayley - Graph database with support for multiple backends.
- dsc - Datastore connectivity for SQL, NoSQL, structured files.
- dynago - Dynago is a principle of least surprise client for DynamoDB.
- go-couchbase - Couchbase client in Go.
- go-couchdb - Yet another CouchDB HTTP API wrapper for Go.
- gocb - Official Couchbase Go SDK.
- gocql - Go language driver for Apache Cassandra.
- godscache - A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
- gomemcache - memcache client library for the Go programming language.
- gorethink - Go language driver for RethinkDB.
- goriak - Go language driver for Riak KV.
- mgo - 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
- mongo-go-driver - Official MongoDB driver for the Go language.
- neo4j - Neo4j Rest API Bindings for Golang.
- Neo4j-GO - Neo4j REST Client in golang.
- neoism - Neo4j client for Golang.
- redigo - Redigo is a Go client for the Redis database.
- redis - Redis client for Golang.
- redis - Simple, powerful Redis client for Go.
- redis - Redis-protocol compatible TCP servers/services.
- xredis - Typesafe, customizable, clean & easy to use Redis client.
Search and Analytic Databases.
- bleve - Modern text indexing library for go.
- elastic - Elasticsearch client for Go.
- elasticsql - Convert sql to elasticsearch dsl in Go.
- elastigo - Elasticsearch client library.
- goes - Library to interact with Elasticsearch.
- riot - Go Open Source, Distributed, Simple and efficient Search Engine
- skizze - probabilistic data-structures service and storage.

Date and Time

Libraries for working with dates and times.

carbon - Simple Time extension with a lot of util methods, ported from PHP Carbon library.
date - Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
dateparse - Parse date's without knowing format in advance.
durafmt - Time duration formatting library for Go.
feiertage - Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
go-persian-calendar - The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
go-sunrise - Calculate the sunrise and sunset times for a given location.
goweek - Library for working with week entity in golang.
Kair - Date and Time - Golang Formatting Library.
now - Now is a time toolkit for golang.
NullTime - Nullable time.Time.
strftime - C99-compatible strftime formatter.
timespan - For interacting with intervals of time, defined as a start time and a duration.
timeutil - Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
tuesday - Ruby-compatible Strftime function.

Distributed Systems

Packages that help with building Distributed Systems.

celeriac - Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
consistent - Consistent hashing with bounded loads.
digota - grpc ecommerce microservice.
drmaa - Job submission library for cluster schedulers based on the DRMAA standard.
emitter-io - High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
flowgraph - MPI-style ready-send coordination layer.
gleam - Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed.
glow - Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
go-health - Library for enabling asynchronous dependency health checks in your service.
go-jump - Port of Google's "Jump" Consistent Hash function.
go-kit - Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
gorpc - Simple, fast and scalable RPC library for high load.
grpc-go - The Go language implementation of gRPC. HTTP/2 based RPC.
heimdall - An enchanced http client with retry and hystrix capabilities.
hprose - Very newbility RPC Library, support 25+ languages now.
jaeger - A distributed tracing system.
jsonrpc - The jsonrpc package helps implement of JSON-RPC 2.0.
jsonrpc - JSON-RPC 2.0 HTTP client implementation.
KrakenD - Ultra performant API Gateway framework with middlewares.
micro - Pluggable microservice toolkit and distributed systems platform.
NATS - Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
raft - Golang implementation of the Raft consensus protocol, by HashiCorp.
raft - Go implementation of the Raft consensus protocol, by CoreOS.
redis-lock - Simplified distributed locking implementation using Redis.
ringpop-go - Scalable, fault-tolerant application-layer sharding for Go applications.
rpcx - Distributed pluggable RPC service framework like alibaba Dubbo.
sleuth - Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
tendermint - 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 - BitTorrent client package.
- dht - BitTorrent Kademlia DHT implementation.
- go-peerflix - Video streaming torrent client.

Email

Libraries and tools that implement email creation and sending.

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

Embeddable Scripting Languages

Embedding other languages inside your go code.

agora - Dynamically typed, embeddable programming language in Go.
anko - Scriptable interpreter written in Go.
binder - Go to Lua binding library, based on gopher-lua.
expr - an engine that can evaluate expressions.
gisp - Simple LISP in Go.
go-duktape - Duktape JavaScript engine bindings for Go.
go-lua - Port of the Lua 5.2 VM to pure Go.
go-php - PHP bindings for Go.
go-python - naive go bindings to the CPython C-API.
golua - Go bindings for Lua C API.
gopher-lua - Lua 5.1 VM and compiler written in Go.
ngaro - Embeddable Ngaro VM implementation enabling scripting in Retro.
otto - JavaScript interpreter written in Go.
purl - Perl 5.18.2 embedded in Go.

Files

Libraries for handling files and file systems.

afero - FileSystem Abstraction System for Go.
go-csv-tag - Load csv file using tag.
go-gtfs - Load gtfs files in go.
notify - File system event notification library with simple API, similar to os/signal.
pdfcpu - PDF processor.
skywalker - Package to allow one to concurrently go through a filesystem with ease.
tarfs - Implementation of the FileSystem interface for tar files.

Financial

Packages for accounting and finance.

accounting - money and currency formatting for golang.
decimal - Arbitrary-precision fixed-point decimal numbers.
go-finance - Comprehensive financial markets data in Go.
go-finance - Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
go-money - Implementation of Fowler's Money pattern.
ofxgo - Query OFX servers and/or parse the responses (with example command-line client).
techan - Technical analysis library with advanced market analysis and trading strategies.
transaction - Embedded transactional database of accounts, running in multithreaded mode.
vat - VAT number validation & EU VAT rates.

Forms

Libraries for working with forms.

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

Game Development

Awesome game development libraries.

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

Generation and Generics

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

efaceconv - Code generation tool for high performance conversion from interface{} to immutable type without allocations.
gen - Code generation tool for ‘generics’-like functionality.
go-enum - Code generation for enums from code comments.
go-linq - .NET LINQ-like query methods for Go.
goderive - Derives functions from input types.
interfaces - Command line tool for generating interface definitions.
jennifer - Generate arbitrary Go code without templates.
pkgreflect - Go preprocessor for package scoped reflection.

Geographic

Geographic tools and servers

geocache - In-memory cache that is suitable for geolocation based applications.
geoserver - geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
osm - Library for reading, writing and working with OpenStreetMap data and APIs.
pbf - OpenStreetMap PBF golang encoder/decoder.
S2 geometry - S2 geometry library in Go.
Tile38 - Geolocation DB with spatial index and realtime geofencing.

Go Compilers

Tools for compiling Go to other languages.

c4go - Transpile C code to Go code.
f4go - Transpile FORTRAN 77 code to Go code.
gopherjs - Compiler from Go to JavaScript.
llgo - LLVM-based compiler for Go.
tardisgo - Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.

Goroutines

Tools for managing and working with Goroutines.

async - A safe way to execute functions asynchronously, recovering them in case of panic.
cyclicbarrier - CyclicBarrier for golang.
go-floc - Orchestrate goroutines with ease.
go-flow - Control goroutines execution order.
go-trylock - TryLock support on read-write lock for Golang.
GoSlaves - Simple and Asynchronous Goroutine pool library.
goworker - goworker is a Go-based background worker.
grpool - Lightweight Goroutine pool.
parallel-fn - Run functions in parallel.
pool - Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
semaphore - Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
semaphore - Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
stl - Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
threadpool - Golang threadpool implementation.
tunny - Goroutine pool for golang.
worker-pool - goworker is a Go simple async worker pool.
workerpool - Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.

GUI

Libraries for building GUI Applications.

Toolkits

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

Interaction

gosx-notifier - OSX Desktop Notifications library for Go.
robotgo - Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
systray - Cross platform Go library to place an icon and menu in the notification area.
trayhost - Cross-platform Go library to place an icon in the host operating system's taskbar.

Hardware

Libraries, tools, and tutorials for interacting with hardware.

See go-hardware for a comprehensive list.

Images

Libraries for manipulating images.

bild - Collection of image processing algorithms in pure Go.
bimg - Small package for fast and efficient image processing using libvips.
cameron - An avatar generator for Go.
geopattern - Create beautiful generative image patterns from a string.
gg - 2D rendering in pure Go.
gift - Package of image processing filters.
go-cairo - Go binding for the cairo graphics library.
go-gd - Go binding for GD library.
go-nude - Nudity detection with Go.
go-opencv - Go bindings for OpenCV.
go-webcolors - Port of webcolors library from Python to Go.
gocv - Go package for computer vision using OpenCV 3.3+.
goimagehash - Go Perceptual image hashing package.
govatar - Library and CMD tool for generating funny avatars.
imagick - Go binding to ImageMagick's MagickWand C API.
imaginary - Fast and simple HTTP microservice for image resizing.
imaging - Simple Go image processing package.
img - Selection of image manipulation tools.
ln - 3D line art rendering in Go.
mergi - Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
mort - Storage and image processing server written in Go.
mpo - Decoder and conversion tool for MPO 3D Photos.
picfit - An image resizing server written in Go.
pt - Path tracing engine written in Go.
resize - Image resizing for Go with common interpolation methods.
rez - Image resizing in pure Go and SIMD.
smartcrop - Finds good crops for arbitrary images and crop sizes.
steganography - Pure Go Library for LSB steganography.
svgo - Go Language Library for SVG generation.
tga - Package tga is a TARGA image format decoder/encoder.

IoT (Internet of Things)

Libraries for programming devices of the IoT.

connectordb - Open-Source Platform for Quantified Self & IoT.
devices - Suite of libraries for IoT devices, experimental for x/exp/io.
eywa - Project Eywa is essentially a connection manager that keeps track of connected devices.
flogo - Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
gatt - 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.
iot - IoT is a simple framework for implementing a Google IoT Core device.
mainflux - Industrial IoT Messaging and Device Management Server.
periph - Peripherals I/O to interface with low-level board facilities.
sensorbee - Lightweight stream processing engine for IoT.

Logging

Libraries for generating and working with log files.

distillog - distilled levelled logging (think of it as stdlib + log levels).
glg - glg is simple and fast leveled logging library for Go.
glog - Leveled execution logs for Go.
go-cronowriter - Simple writer that rotate log files automatically based on current date and time, like cronolog.
go-log - Simple and configurable Logging in Go, with level, formatters and writers.
go-log - Log lib supports level and multi handlers.
go-log - Log4j implementation in Go.
go-logger - Simple logger of Go Programs, with level handlers.
gologger - Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
gomol - Multiple-output, structured logging for Go with extensible logging outputs.
gone/log - Fast, extendable, full-featured, std-lib source compatible log library.
journald - Go implementation of systemd Journal's native API for logging.
log - Structured logging package for Go.
log - Simple, configurable and scalable Structured Logging for Go.
log - Structured log interface for Go cleanly separates logging facade from its implementation.
log-voyage - Full-featured logging saas written in golang.
log15 - Simple, powerful logging for Go.
logdump - Package for multi-level logging.
logex - Golang log lib, supports tracking and level, wrap by standard log lib.
logger - Minimalistic logging library for Go.
logo - Golang logger to different configurable writers.
logrus - Structured logger for Go.
logrusly - logrus plug-in to send errors to a Loggly.
logutils - Utilities for slightly better logging in Go (Golang) extending the standard logger.
logxi - 12-factor app logger that is fast and makes you happy.
lumberjack - Simple rolling logger, implements io.WriteCloser.
mlog - Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
onelog - 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.
ozzo-log - High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
seelog - Logging functionality with flexible dispatching, filtering, and formatting.
spew - Implements a deep pretty printer for Go data structures to aid in debugging.
stdlog - Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
tail - Go package striving to emulate the features of the BSD tail program.
xlog - Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
xlog - Structured logger for net/context aware HTTP handlers with flexible dispatching.
zap - Fast, structured, leveled logging in Go.
zerolog - Zero-allocation JSON logger.

Machine Learning

Libraries for Machine Learning.

bayesian - Naive Bayesian Classification for Golang.
CloudForest - Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
eaopt - An evolutionary optimization library.
fonet - A Deep Neural Network library written in Go.
go-cluster - Go implementation of the k-modes and k-prototypes clustering algorithms.
go-deep - A feature-rich neural network library in Go.
go-fann - Go bindings for Fast Artificial Neural Networks(FANN) library.
go-galib - Genetic Algorithms library written in Go / golang.
go-pr - Pattern recognition package in Go lang.
gobrain - Neural Networks written in go.
godist - Various probability distributions, and associated methods.
goga - Genetic algorithm library for Go.
GoLearn - General Machine Learning library for Go.
golinear - liblinear bindings for Go.
GoMind - A simplistic Neural Network Library in Go.
goml - On-line Machine Learning in Go.
goRecommend - Recommendation Algorithms library written in Go.
gorgonia - graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
goscore - Go Scoring API for PMML.
gosseract - Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
libsvm - libsvm golang version derived work based on LIBSVM 3.14.
mlgo - This project aims to provide minimalistic machine learning algorithms in Go.
neat - Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
neural-go - Multilayer perceptron network implemented in Go, with training via backpropagation.
probab - Probability distribution functions. Bayesian inference. Written in pure Go.
regommend - Recommendation & collaborative filtering engine.
shield - Bayesian text classifier with flexible tokenizers and storage backends for Go.
tfgo - 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.
Varis - Golang Neural Network.

Messaging

Libraries that implement messaging systems.

APNs2 - HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
Benthos - A message streaming bridge between a range of protocols.
Centrifugo - Real-time messaging (Websockets or SockJS) server in Go.
dbus - Native Go bindings for D-Bus.
drone-line - Sending Line notifications using a binary, docker or Drone CI.
emitter - Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
event - Implementation of the pattern observer.
EventBus - The lightweight event bus with async compatibility.
gaurun-client - Gaurun Client written in Go.
Glue - Robust Go and Javascript Socket Library (Alternative to Socket.io).
go-notify - Native implementation of the freedesktop notification spec.
go-nsq - the official Go package for NSQ.
go-socket.io - socket.io library for golang, a realtime application framework.
go-vitotrol - Client library to Viessmann Vitotrol web service.
Gollum - A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
golongpoll - HTTP longpoll server library that makes web pub-sub simple.
goose - Server Sent Events in Go.
gopush-cluster - gopush-cluster is a go push server cluster.
gorush - Push notification server using APNs2 and google GCM.
guble - Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
hub - A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
machinery - Asynchronous task queue/job queue based on distributed message passing.
mangos - Pure go implementation of the Nanomsg ("Scalable Protocols") with transport interoperability.
melody - Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
Mercure - Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
messagebus - messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
NATS Go Client - Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
nsq-event-bus - A tiny wrapper around NSQ topic and channel.
oplog - Generic oplog/replication system for REST APIs.
pubsub - Simple pubsub package for go.
rabbus - A tiny wrapper over amqp exchanges and queues.
rabtap - RabbitMQ swiss army knife cli app.
RapidMQ - RapidMQ is a lightweight and reliable library for managing of the local messages queue.
sarama - Go library for Apache Kafka.
Uniqush-Push - Redis backed unified push service for server-side notifications to mobile devices.
zmq4 - Go interface to ZeroMQ version 4. Also available for version 3 and version 2.

Miscellaneous

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

alice - Additive dependency injection container for Golang.
anagent - Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
antch - A fast, powerful and extensible web crawling & scraping framework.
archiver - Library and command for making and extracting .zip and .tar.gz archives.
autoflags - Go package to automatically define command line flags from struct fields.
avgRating - Calculate average score and rating based on Wilson Score Equation.
banner - Add beautiful banners into your Go applications.
base64Captcha - Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
battery - Cross-platform, normalized battery information library.
bitio - Highly optimized bit-level Reader and Writer for Go.
browscap_go - GoLang Library for Browser Capabilities Project.
captcha - Package captcha provides an easy to use, unopinionated API for captcha generation.
conv - Package conv provides fast and intuitive conversions across Go types.
datacounter - Go counters for readers/writer/http.ResponseWriter.
errors - Package that provides simple error handling primitives.
ffmt - Beautify data display for Humans.
ghorg - Clone all repos from a GitHub org into a single directory.
go-chat-bot - IRC, Slack & Telegram bot written in Go.
go-commons-pool - Generic object pool for Golang.
go-multierror - Go (golang) package for representing a list of errors as a single error.
go-openapi - Collection of packages to parse and utilize open-api schemas.
go-resiliency - Resiliency patterns for golang.
go-sarah - Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
go-unarr - Decompression library for RAR, TAR, ZIP and 7z archives.
go.uuid - Implementation of Universally Unique Identifier (UUID). Supported both creation and parsing of UUIDs.
gofakeit - Random data generator written in go.
goid - Generate and Parse RFC4122 compliant V4 UUIDs.
gommit - Analyze git commit messages to ensure they follow defined patterns
gopsutil - Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
gosh - Provide Go Statistics Handler, Struct, Measure Method.
gosms - Your own local SMS gateway in Go that can be used to send SMS.
gountries - Package that exposes country and subdivision data.
hanu - Framework for writing Slack bots.
health - Easy to use, extensible health check library.
healthcheck - An opinionated and concurrent health-check HTTP handler for RESTful services.
hostutils - A golang library for packing and unpacking FQDNs list.
indigo - Distributed unique ID generator of using Sonyflake and encoded by Base58.
jobs - Persistent and flexible background jobs library.
lk - A simple licensing library for golang.
margelet - Framework for building Telegram bots.
morse - Library to convert to and from morse code.
pdfgen - HTTP service to generate PDF from Json requests.
persian - Some utilities for Persian language in go.
sandid - Every grain of sand on earth has its own ID.
secdl - Lighttpd ModSecDownload algorithm ported to go to secure download urls.
shellwords - A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
shortid - Distributed generation of super short, unique, non-sequential, URL friendly IDs.
slacker - Easy to use framework to create Slack bots.
stats - Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
strutil - String utilities
turtle - Emojis for Go.
url-shortener - A modern, powerful, and robust URL shortener microservice with mysql support.
uuid - Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
uuid - Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
VarHandler - Generate boilerplate http input and output handling.
werr - Error Wrapper creates an wrapper for the error type in Go which captures the File, Line and Stack of where it was called.
wuid - An extremely fast unique number generator, 10-135 times faster than UUID.
xkg - X Keyboard Grabber.
xstrings - Collection of useful string functions ported from other languages.

Natural Language Processing

Libraries for working with human languages.

getlang - Fast natural language detection package.
go-eco - Similarity, dissimilarity and distance matrices; diversity, equitability and inequality measures; species richness estimators; coenocline models.
go-i18n - Package and an accompanying tool to work with localized text.
go-mystem - CGo bindings to Yandex.Mystem - russian morphology analyzer.
go-nlp - Utilities for working with discrete probability distributions and other tools useful for doing NLP work.
go-pinyin - CN Hanzi to Hanyu Pinyin converter.
go-stem - Implementation of the porter stemming algorithm.
go-unidecode - ASCII transliterations of Unicode text.
go2vec - Reader and utility functions for word2vec embeddings.
gojieba - This is a Go implementation of jieba which a Chinese word splitting algorithm.
golibstemmer - Go bindings for the snowball libstemmer library including porter 2.
gounidecode - Unicode transliterator (also known as unidecode) for Go.
gse - Go efficient text segmentation; support english, chinese, japanese and other.
icu - Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
kagome - JP morphological analyzer written in pure Go.
libtextcat - Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
MMSEGO - This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
nlp - Extract values from strings and fill your structs with nlp.
nlp - Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
paicehusk - Golang implementation of the Paice/Husk Stemming Algorithm.
petrovich - Petrovich is the library which inflects Russian names to given grammatical case.
porter - This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
porter2 - Really fast Porter 2 stemmer.
prose - Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more.
RAKE.go - Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
segment - Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
sentences - Sentence tokenizer: converts text into a list of sentences.
shamoji - The shamoji is word filtering package written in Go.
snowball - Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
stemmer - Stemmer packages for Go programming language. Includes English and German stemmers.
textcat - Go package for n-gram based text categorization, with support for utf-8 and raw text.
whatlanggo - Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
when - Natural EN and RU language date/time parser with pluggable rules.

Networking

Libraries for working with various layers of the network.

arp - Package arp implements the ARP protocol, as described in RFC 826.
buffstreams - Streaming protocolbuffer data over TCP made easy.
canopus - CoAP Client/Server implementation (RFC 7252).
cidranger - Fast IP to CIDR lookup for Go.
dhcp6 - Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
dns - Go library for working with DNS.
ether - Cross-platform Go package for sending and receiving ethernet frames.
ethernet - Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
fasthttp - Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
fortio - 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.
ftp - Package ftp implements a FTP client as described in RFC 959.
gNxI - A collection of tools for Network Management that use the gNMI and gNOI protocols.
go-getter - Go library for downloading files or directories from various sources using a URL.
go-stun - Go implementation of the STUN client (RFC 3489 and RFC 5389).
gobgp - BGP implemented in the Go Programming Language.
golibwireshark - Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
gopacket - Go library for packet processing with libpcap bindings.
gopcap - Go wrapper for libpcap.
goshark - Package goshark use tshark to decode IP packet and create data struct to analyse packet.
gosnmp - Native Go library for performing SNMP actions.
gotcp - Go package for quickly writing tcp applications.
grab - Go package for managing file downloads.
graval - Experimental FTP server framework.
HTTPLab - HTTPLabs let you inspect HTTP requests and forge responses.
jazigo - Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
kcp-go - KCP - Fast and Reliable ARQ Protocol.
kcptun - Extremely simple & fast udp tunnel based on KCP protocol.
lhttp - Powerful websocket framework, build your IM server more easily.
linkio - Network link speed simulation for Reader/Writer interfaces.
llb - It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
mdns - Simple mDNS (Multicast DNS) client/server library in Golang.
mqttPaho - The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.
NFF-Go - Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
packet - Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
peerdiscovery - Pure Go library for cross-platform local peer discovery using UDP multicast
portproxy - Simple TCP proxy which adds CORS support to API's which don't support it.
publicip - Package publicip returns your public facing IPv4 address (internet egress).
quic-go - An implementation of the QUIC protocol in pure Go.
raw - Package raw enables reading and writing data at the device driver level for a network interface.
sftp - Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
ssh - Higher-level API for building SSH servers (wraps crypto/ssh).
sslb - It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
stun - Go implementation of RFC 5389 STUN protocol.
tcp_server - Go library for building tcp servers faster.
utp - Go uTP micro transport protocol implementation.
water - Simple TUN/TAP library.
winrm - Go WinRM client to remotely execute commands on Windows machines.
xtcp - TCP Server Framework with simultaneous full duplex communication,graceful shutdown,custom protocol.

OpenGL

Libraries for using OpenGL in Go.

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

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

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

Package Management

Official tooling for package management

dep - Go dependency tool.
vgo - Versioned Go.

Unofficial libraries for package and dependency management.

gigo - PIP-like dependency tool for golang, with support for private repositories and hashes.
glide - Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
godep - dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
gom - Go Manager - bundle for go.
goop - Simple dependency manager for Go (golang), inspired by Bundler.
gop - Build and manage your Go applications out of GOPATH
gopm - Go Package Manager.
govendor - Go Package Manager. Go vendor tool that works with the standard vendor file.
gpm - Barebones dependency manager for Go.
gvt - gvt is a simple vendoring tool made for Go native vendoring (aka GO15VENDOREXPERIMENT), based on gb-vendor.
johnny-deps - Minimal dependency version using Git.
nut - Vendor Go dependencies.
VenGO - create and manage exportable isolated go virtual environments.

Query Language

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

Resource Embedding

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

Science and Data Analysis

Libraries for scientific computing and data analyzing.

blas - Implementation of BLAS (Basic Linear Algebra Subprograms).
chart - Simple Chart Plotting library for Go. Supports many graphs types.
dataframe-go - Dataframes for Go for machine-learning and statistics (similar to pandas).
evaler - Simple floating point arithmetic expression evaluator.
ewma - Exponentially-weighted moving averages.
geom - 2D geometry for golang.
go-dsp - Digital Signal Processing for Go.
go-fn - Mathematical functions written in Go language, that are not covered by math pkg.
go-gt - Graph theory algorithms written in "Go" language.
go.matrix - linear algebra for go (has been stalled).
gocomplex - Complex number library for the Go programming language.
goent - GO Implementation of Entropy Measures
gofrac - (goinstallable) fractions library for go with support for basic arithmetic.
gohistogram - Approximate histograms for data streams.
gonum/mat64 - The general purpose package for matrix computation. Package mat64 provides basic linear algebra operations for float64 matrices.
gonum/plot - gonum/plot provides an API for building and drawing plots in Go.
goraph - Pure Go graph theory library(data structure, algorith visualization).
gosl - Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
gostat - Statistics library for the go language.
GoStats - GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
graph - Library of basic graph algorithms.
ode - Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
orb - 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
pagerank - Weighted PageRank algorithm implemented in Go.
PiHex - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
sparse - Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
stats - Statistics package with common functions missing from the Golang standard library.
streamtools - general purpose, graphical tool for dealing with streams of data.
TextRank - TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
triangolatte - 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.

Security

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

acmetool - ACME (Let's Encrypt) client tool with automatic renewal.
acra - Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
argon2pw - Argon2 password hash generation with constant-time password comparison.
autocert - Auto provision Let's Encrypt certificates and start a TLS server.
BadActor - In-memory, application-driven jailer built in the spirit of fail2ban.
Cameradar - Tool and library to remotely hack RTSP streams from surveillance cameras.
go-yara - Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
goArgonPass - Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
goSecretBoxPassword - A probably paranoid package for securely hashing and encrypting passwords.
lego - Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
memguard - A pure Go library for handling sensitive values in memory.
nacl - Go implementation of the NaCL set of API's.
passlib - Futureproof password hashing library.
secure - HTTP middleware for Go that facilitates some quick security wins.
simple-scrypt - Scrypt package with a simple, obvious API and automatic cost calibration built-in.
ssh-vault - encrypt/decrypt using ssh keys.

Serialization

Libraries and tools for binary serialization.

asn1 - Asn.1 BER and DER encoding library for golang.
bambam - generator for Cap'n Proto schemas from go.
colfer - Code generation for the Colfer binary format.
csvutil - High Performance, idiomatic CSV record encoding and decoding to native Go structures.
fwencoder - Fixed width file parser (encoding and decoding library) for Go.
go-capnproto - Cap'n Proto library and parser for go.
go-codec - High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
gogoprotobuf - Protocol Buffers for Go with Gadgets.
goprotobuf - Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
jsoniter - High-performance 100% compatible drop-in replacement of "encoding/json".
mapstructure - Go library for decoding generic map values into native Go structures.
php_session_decoder - GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
structomap - Library to easily and dynamically generate maps from static structures.
structs - Library with support for converting structs to maps, struct keys/values to slices, and more.

Server Applications

algernon - HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
Caddy - 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.
devd - Local webserver for developers.
discovery - A registry for resilient mid-tier load balancing and failover.
etcd - Highly-available key value store for shared configuration and service discovery.
Fider - Fider is an open platform to collect and organize customer feedback.
Flagr - Flagr is an open-source feature flagging and A/B testing service.
jackal - An XMPP server written in Go.
minio - Minio is a distributed object storage server.
nsq - A realtime distributed messaging platform.
RoadRunner - High-performance PHP application server, load-balancer and process manager.
yakvs - Small, networked, in-memory key-value store.

Template Engines

Libraries and tools for templating and lexing.

ace - Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold.
amber - Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade.
damsel - Markup language featuring html outlining via css-selectors, extensible via pkg html/template and others.
ego - Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
extemplate - Tiny wrapper around html/template to allow for easy file-based template inheritance.
fasttemplate - Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
gofpdf - PDF document generator with high level support for text, drawing and images.
hero - Hero is a handy, fast and powerful go template engine.
jet - Jet template engine.
kasia.go - Templating system for HTML and other text documents - go implementation.
liquid - Go implementation of Shopify Liquid templates.
mustache - Go implementation of the Mustache template language.
pongo2 - Django-like template-engine for Go.
quicktemplate - Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
raymond - Complete handlebars implementation in Go.
Razor - Razor view engine for Golang.
Soy - Closure templates (aka Soy templates) for Go, following the official spec.
velvet - Complete handlebars implementation in Go.

Testing

Libraries for testing codebases and generating test data.

Testing Frameworks
- assert - Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
- badio - Extensions to Go's testing/iotest package.
- baloo - Expressive and versatile end-to-end HTTP API testing made easy.
- biff - Bifurcation testing framework, BDD compatible.
- bro - Watch files in directory and run tests for them.
- charlatan - Tool to generate fake interface implementations for tests.
- cupaloy - Simple snapshot testing addon for your test framework.
- dbcleaner - Clean database for testing purpose, inspired by database_cleaner in Ruby.
- dsunit - Datastore testing for SQL, NoSQL, structured files.
- endly - Declarative end to end functional testing.
- frisby - REST API testing framework.
- ginkgo - BDD Testing Framework for Go.
- go-carpet - Tool for viewing test coverage in terminal.
- go-cmp - Package for comparing Go values in tests
- go-mutesting - Mutation testing for Go source code.
- go-testdeep - Extremely flexible golang deep comparison, extends the go testing package.
- go-vcr - Record and replay your HTTP interactions for fast, deterministic and accurate tests.
- goblin - Mocha like testing framework fo Go.
- gocheck - More advanced testing framework alternative to gotest.
- GoConvey - BDD-style framework with web UI and live reload.
- gocrest - Composable hamcrest-like matchers for Go assertions.
- godog - Cucumber or Behat like BDD framework for Go.
- gofight - API Handler Testing for Golang Router framework.
- gogiven - YATSPEC-like BDD testing framework for Go.
- gomega - Rspec like matcher/assertion library.
- GoSpec - BDD-style testing framework for the Go programming language.
- gospecify - This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
- gosuite - Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
- gotest.tools - A collection of packages to augment the go testing package and support common patterns.
- Hamcrest - fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
- httpexpect - Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
- restit - Go micro framework to help writing RESTful API integration test.
- testfixtures - A helper for Rails' like test fixtures to test database applications.
- Testify - Sacred extension to the standard go testing package.
- testsql - Generate test data from SQL files before testing and clear it after finished.
- Tt - Simple and colorful test tools.
- wstest - Websocket client for unit-testing a websocket http.Handler.
Mock
- counterfeiter - Tool for generating self-contained mock objects.
- go-sqlmock - Mock SQL driver for testing database interactions.
- go-txdb - Single transaction based database driver mainly for testing purposes.
- gock - Versatile HTTP mocking made easy.
- gomock - Mocking framework for the Go programming language.
- govcr - HTTP mock for Golang: record and replay HTTP interactions for offline testing.
- minimock - Mock generator for Go interfaces.
- mockhttp - Mock object for Go http.ResponseWriter.
Fuzzing and delta-debugging/reducing/shrinking.
- go-fuzz - Randomized testing system.
- gofuzz - Library for populating go objects with random values.
- Tavor - Generic fuzzing and delta-debugging framework.
Selenium and browser control tools.
- cdp - Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
- chromedp - a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
- ggr - a lightweight server that routes and proxies Selenium Wedriver requests to multiple Selenium hubs.
- selenoid - alternative Selenium hub server that launches browsers within containers.

Text Processing

Libraries for parsing and manipulating texts.

Specific Formats
- align - A general purpose application that aligns text.
- allot - Placeholder and wildcard text parsing for CLI tools and bots.
- bbConvert - Converts bbCode to HTML that allows you to add support for custom bbCode tags.
- blackfriday - Markdown processor in Go.
- bluemonday - HTML Sanitizer.
- colly - Fast and Elegant Scraping Framework for Gophers
- commonregex - A collection of common regular expressions for Go
- dataflowkit - Web scraping Framework to turn websites into structured data.
- doi - Document object identifier (doi) parser in Go.
- editorconfig-core-go - Editorconfig file parser and manipulator for Go.
- enca - Minimal cgo bindings for libenca.
- encdec - Package provides a generic interface to encoders and decodersa.
- genex - Count and expand Regular Expressions into all matching Strings.
- github_flavored_markdown - GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
- go-fixedwidth - Fixed-width text formatting (encoder/decoder with reflection).
- go-humanize - Formatters for time, numbers, and memory size to human readable format.
- go-nmea - NMEA parser library for the Go language.
- go-runewidth - Functions to get fixed width of the character or string.
- go-slugify - Make pretty slug with multiple languages support.
- go-vcard - Parse and format vCard.
- gofeed - Parse RSS and Atom feeds in Go.
- gographviz - Parses the Graphviz DOT language.
- gommon/bytes - Format bytes to string.
- gonameparts - Parses human names into individual name parts.
- goq - Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
- GoQuery - GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
- goregen - Library for generating random strings from regular expressions.
- gotext - GNU gettext utilities for Go.
- guesslanguage - Functions to determine the natural language of a unicode text.
- htmlquery - An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression
- inject - Package inject provides a reflect based injector.
- mxj - Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
- sdp - SDP: Session Description Protocol [RFC 4566].
- sh - Shell parser and formatter.
- slug - URL-friendly slugify with multiple languages support.
- Slugify - Go slugify application that handles string.
- syndfeed - A syndication feed for Atom 1.0 and RSS 2.0.
- toml - TOML configuration format (encoder/decoder with reflection).
Utility
- gotabulate - Easily pretty-print your tabular data with Go.
- kace - Common case conversions covering common initialisms.
- parseargs-go - string argument parser that understands quotes and backslashes.
- parth - URL path segmentation parsing.
- radix - fast string sorting algorithm.
- xj2go - Convert xml or json to go struct.
- xurls - Extract urls from text.

Third-party APIs

Libraries for accessing third party APIs.

amazon-product-advertising-api - Go Client Library for Amazon Product Advertising API.
anaconda - Go client library for the Twitter 1.1 API.
aws-sdk-go - The official AWS SDK for the Go programming language.
brewerydb - Go library for accessing the BreweryDB API.
cachet - Go client library for Cachet (open source status page system).
circleci - Go client library for interacting with CircleCI's API.
clarifai - Go client library for interfacing with the Clarifai API.
codeship-go - Go client library for interacting with Codeship's API v2.
discordgo - Go bindings for the Discord Chat API.
ethrpc - Go bindings for Ethereum JSON RPC API.
facebook - Go Library that supports the Facebook Graph API.
fcm - Go library for Firebase Cloud Messaging.
gads - Google Adwords Unofficial API.
gami - Go library for Asterisk Manager Interface.
gcm - Go library for Google Cloud Messaging.
geo-golang - Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
github - Go library for accessing the GitHub REST API v3.
githubql - Go library for accessing the GitHub GraphQL API v4.
go-chronos - Go library for interacting with the Chronos Job Scheduler
go-hacknews - Tiny Go client for HackerNews API.
go-imgur - Go client library for imgur
go-jira - Go client library for Atlassian JIRA
go-marathon - Go library for interacting with Mesosphere's Marathon PAAS.
go-myanimelist - Go client library for accessing the MyAnimeList API.
go-sophos - Go client library for the Sophos UTM REST API with zero dependencies.
go-sptrans - Go client library for the SPTrans Olho Vivo API.
go-telegraph - Telegraph publishing platform API client.
go-tgbot - Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
go-trending - Go library for accessing trending repositories and developers at Github.
go-twitch - Go client for interacting with the Twitch v3 API.
go-twitter - Go client library for the Twitter v1.1 APIs.
go-unsplash - Go client library for the Unsplash.com API.
go-xkcd - Go client for the xkcd API.
goamz - Popular fork of goamz which adds some missing API calls to certain packages.
golyrics - Golyrics is a Go library to fetch music lyrics data from the Wikia website.
GoMusicBrainz - Go MusicBrainz WS2 client library.
google - Auto-generated Google APIs for Go.
google-analytics - Simple wrapper for easy google analytics reporting.
google-cloud - Google Cloud APIs Go Client Library.
google-email-audit-api - Go client library for Google G Suite Email Audit API.
gostorm - 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.
govkbot - Simple Go VK bot library.
hipchat - This project implements a golang client library for the Hipchat API.
hipchat (xmpp) - A golang package to communicate with HipChat over XMPP.
igdb - Go client for the Internet Game Database API.
Medium - Golang SDK for Medium's OAuth2 API.
megos - Client library for accessing an Apache Mesos cluster.
micha - Go Library for Telegram bot api.
minio-go - Minio Go Library for Amazon S3 compatible cloud storage.
mixpanel - Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
patreon-go - Go library for Patreon API.
paypal - Wrapper for PayPal payment API.
playlyfe - The Playlyfe Rest API Go SDK.
pushover - Go wrapper for the Pushover API.
rrdaclient - Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
shopify - Go Library to make CRUD request to the Shopify API.
slack - Slack API in Go.
smite - Go package to wraps access to the Smite game API.
spotify - Go Library to access Spotify WEB API.
steam - Go Library to interact with Steam game servers.
stripe - Go client for the Stripe API.
tbot - Telegram bot server with API similar to net/http.
telebot - Telegram bot framework written in Go.
telegram-bot-api - Simple and clean Telegram bot client.
textbelt - Go client for the textbelt.com txt messaging API.
TheMovieDb - Simple golang package to communicate with themoviedb.org.
translate - Go online translation package.
Trello - Go wrapper for the Trello API.
tumblr - Go wrapper for the Tumblr v2 API.
uptimerobot - Go wrapper and command-line client for the Uptime Robot v2 API.
webhooks - Webhook receiver for GitHub and Bitbucket.
wit-go - Go client for wit.ai HTTP API.
ynab - Go wrapper for the YNAB API
zooz - Go client for the Zooz API.

Utilities

General utilities and tools to make your life easier.

abutil - Collection of often-used Golang helpers.
apm - Process manager for Golang applications with an HTTP API.
backscanner - A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
boilr - Blazingly fast CLI tool for creating projects from boilerplate templates.
chyle - Changelog generator using a git repository with multiple configuration possibilities.
circuit - An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
circuitbreaker - Circuit Breakers in Go.
clockwerk - Go package to schedule periodic jobs using a simple, fluent syntax.
clockwork - Simple and intuitive job scheduling library in Go.
command - Command pattern for Go with thread safe serial and parallel dispatcher.
copy-pasta - Universal multi-workstation clipboard that uses S3 like backend for the storage.
ctop - Top-like interface (e.g. htop) for container metrics.
Death - Managing go application shutdown with signals.
Deepcopier - Simple struct copying for Go.
delve - Go debugger.
dlog - Compile-time controlled logger to make your release smaller without removing debug calls.
ergo - The management of multiple local services running over different ports made easy.
evaluator - Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend.
excelize - Golang library for reading and writing Microsoft Excel™ (XLSX) files.
fastlz - Wrap over FastLz (free, open-source, portable real-time compression library) for GoLang.
filetype - Small package to infer the file type checking the magic numbers signature.
filler - small utility to fill structs using "fill" tag.
fpGo - Monad, Functional Programming features for Golang
fzf - Command-line fuzzy finder written in Go.
gaper - Builds and restarts a Go project when it crashes or some watched file changes.
generate - runs go generate recursively on a specified path or environment variable and can filter by regex.
gentleman - Full-featured plugin-driven HTTP client library.
git-time-metric - Simple, seamless, lightweight time tracking for Git.
GJSON - Get a JSON value with one line of code.
go-astitodo - Parse TODOs in your GO code.
go-bind-plugin - go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
go-cron - 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.
go-dry - DRY (don't repeat yourself) package for Go.
go-excel - A simple and light reader to read a relate-db-like excel as a table.
go-funk - Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
go-health - Health package simplifies the way you add health check to your services.
go-httpheader - Go library for encoding structs into Header fields.
go-rate - Timed rate limiter for Go.
go-respond - Go package for handling common HTTP JSON responses.
go-sitemap-generator - XML Sitemap generator written in Go.
go-torch - Stochastic flame graph profiler for Go programs.
go-trigger - Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
go-underscore - Useful collection of helpfully functional Go collection utilities.
goback - Go simple exponential backoff package.
godaemon - Utility to write daemons.
godropbox - Common libraries for writing Go services/applications from Dropbox.
gohper - Various tools/modules help for development.
gojq - JSON query in Golang.
gojson - Automatically generate Go (golang) struct definitions from example JSON.
golarm - Fire alarms with system events.
golog - Easy and lightweight CLI tool to time track your tasks.
gopencils - Small and simple package to easily consume REST APIs.
goplaceholder - a small golang lib to generate placeholder images.
goreleaser - Deliver Go binaries as fast and easily as possible.
goreporter - Golang tool that does static analysis, unit testing, code review and generate code quality report.
goreq - Minimal and simple request library for Go language.
goreq - Enhanced simplified HTTP client based on gorequest.
gorequest - Simplified HTTP client with rich features for Go.
goseaweedfs - SeaweedFS client library with almost full features.
gotenv - Load environment variables from .env or any io.Reader in Go.
goxlsxwriter - Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.
gpath - Library to simplify access struct fields with Go's expression in reflection.
grequests - Elegant and simple net/http wrapper that follows Python's requests library.
gron - Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
gubrak - Golang utility library with syntactic sugar. It's like lodash, but for golang.
htcat - Parallel and Pipelined HTTP GET Utility.
httpcontrol - Package httpcontrol allows for HTTP transport level control around timeouts and retries.
hub - wrap git commands with additional functionality to interact with github from the terminal.
hystrix-go - Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
immortal - *nix cross-platform (OS agnostic) supervisor.
intrinsic - Use x86 SIMD without writing any assembly code.
JobRunner - Smart and featureful cron job scheduler with job queuing and live monitoring built in.
jsonapi-errors - Go bindings based on the JSON API errors reference.
jsonf - Console tool for highlighted formatting and struct query fetching JSON.
jsongo - Fluent API to make it easier to create Json objects.
jsonhal - Simple Go package to make custom structs marshal into HAL compatible JSON responses.
kazaam - API for arbitrary transformation of JSON documents.
lrserver - LiveReload server for Go.
mc - Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
mergo - Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
minify - Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
minquery - MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
mmake - Modern Make.
moldova - Utility for generating random data based on an input template.
mp - Simple cli email parser. It currently takes stdin and outputs JSON.
mssqlx - Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
multitick - Multiplexor for aligned tickers.
myhttp - Simple API to make HTTP GET requests with timeout support.
netbug - Easy remote profiling of your services.
okrun - go run error steamroller.
onecache - Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
panicparse - Groups similar goroutines and colorizes stack dump.
peco - Simplistic interactive filtering tool.
pester - Go HTTP client calls with retries, backoff, and concurrency.
pm - Process (i.e. goroutine) manager with an HTTP API.
profile - Simple profiling support package for Go.
rclient - Readable, flexible, simple-to-use client for REST APIs.
realize - Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
repeat - Go implementation of different backoff strategies useful for retrying operations and heartbeating.
request - Go HTTP Requests for Humans™.
rerate - Redis-based rate counter and rate limiter for Go.
rerun - Recompiling and rerunning go apps when source changes.
resty - Simple HTTP and REST client for Go inspired by Ruby rest-client.
retry - Functional mechanism based on context to perform actions repetitively until successful.
retry - A simple but highly configurable retry package for Go.
retry - Simple and easy retry mechanism package for Go.
retry - A pretty simple library to ensure your work to be done.
retry-go - Retrying made simple and easy for golang.
robustly - Runs functions resiliently, catching and restarting panics.
rq - A nicer interface for golang stdlib HTTP client.
scheduler - Cronjobs scheduling made easy.
sling - Go HTTP requests builder for API clients.
spinner - Go package to easily provide a terminal spinner with options.
sqlx - provides a set of extensions on top of the excellent built-in database/sql package.
Storm - Simple and powerful toolkit for BoltDB.
structs - Implement simple functions to manipulate structs.
Task - simple "Make" alternative.
toolbox - Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
ugo - ugo is slice toolbox with concise syntax for Go.
UNIS - Common Architecture™ for String Utilities in Go.
usql - usql is a universal command-line interface for SQL databases.
util - Collection of useful utility functions. (strings, concurrency, manipulations, ...).
wuzz - Interactive cli tool for HTTP inspection.
xferspdy - Xferspdy provides binary diff and patch library in golang.
xlsx - Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
xlsx - Fast and safe way to read/update your existing Microsoft Excel files in Go programs.

Validation

Libraries for validation.

govalidator - Validators and sanitizers for strings, numerics, slices and structs.
govalidator - Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
ozzo-validation - 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.
validate - This package provides a framework for writing validations for Go applications.
validator - Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.

Version Control

Libraries for version control.

gh - Scriptable server and net/http middleware for GitHub Webhooks.
git2go - Go bindings for libgit2.
go-vcs - manipulate and inspect VCS repositories in Go.
hgo - Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

Video

Libraries for manipulating video.

gmf - Go bindings for FFmpeg av* libraries.
go-astisub - Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
go-astits - Parse and demux MPEG Transport Streams (.ts) natively in GO.
goav - Comphrensive Go bindings for FFmpeg.
gst - Go bindings for GStreamer.
libgosubs - Subtitle format support for go. Supports .srt, .ttml, and .ass.
libvlc-go - Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
v4l - Video capture library for Linux, written in Go.

Web Frameworks

Full stack web frameworks.

aah - Scalable, performant, rapid development Web framework for Go.
Aero - High-performance web framework for Go, reaches top scores in Lighthouse.
Air - An ideally refined web framework for Go.
Banjo - Very simple and fast web framework for Go.
Beego - beego is an open-source, high-performance web framework for the Go programming language.
Buffalo - Bringing the productivity of Rails to Go!
Echo - High performance, minimalist Go web framework.
Fireball - More "natural" feeling web framework.
Florest - High-performance workflow based REST API framework.
Gem - Simple and fast web framework, friendly to REST API.
Gin - 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.
Gizmo - Microservice toolkit used by the New York Times.
go-json-rest - Quick and easy way to setup a RESTful JSON API.
go-relax - Framework of pluggable components to build RESTful API's.
go-rest - Small and evil REST framework for Go.
goa - Framework for developing microservices based on the design of Ruby's Praxis.
Golax - A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
Golf - 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.
Gondola - The web framework for writing faster sites, faster.
gongular - Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
Macaron - Macaron is a high productive and modular design web framework in Go.
mango - Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
Microservice - The framework for the creation of microservices, written in Golang.
neo - Neo is minimal and fast Go Web Framework with extremely simple API.
Resoursea - REST framework for quickly writing resource based services.
REST Layer - Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
Revel - High-productivity web framework for the Go language.
rex - Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
sawsij - lightweight, open-source web framework for building high-performance, data-driven web applications.
tango - Micro & pluggable web framework for Go.
tigertonic - Go framework for building JSON web services inspired by Dropwizard.
traffic - Sinatra inspired regexp/pattern mux and web framework for Go.
utron - Lightweight MVC framework for Go(Golang).
violetear - Go HTTP router.
WebGo - A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
YARF - Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
Zerver - Zerver is an expressive, modular, feature completed RESTful framework.

Middlewares

Actual middlewares

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

Libraries for creating HTTP middlewares

alice - Painless middleware chaining for Go.
catena - http.Handler wrapper catenation (same API as "chain").
chain - Handler wrapper chaining with scoped data (net/context-based "middleware").
go-wrap - Small middlewares package for net/http.
gores - Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
interpose - Minimalist net/http middleware for golang.
muxchain - Lightweight middleware for net/http.
negroni - Idiomatic HTTP middleware for Golang.
render - Go package for easily rendering JSON, XML, and HTML template responses.
renderer - Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
rye - Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
stats - Go middleware that stores various information about your web application.
Volatile - Minimalist middleware stack promoting flexibility, good practices and clean code.

Routers

alien - Lightweight and fast http router from outer space.
Bone - Lightning Fast HTTP Multiplexer.
Bxog - 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.
chi - Small, fast and expressive HTTP router built on net/context.
fasthttprouter - High performance router forked from httprouter. The first router fit for fasthttp.
FastRouter - a fast, flexible HTTP router written in Go.
gocraft/web - Mux and middleware package in Go.
Goji - Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
GoRouter - GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
gowww/router - Lightning fast HTTP router fully compatible with the net/http.Handler interface.
httprouter - High performance router. Use this and the standard http handlers to form a very high performance web framework.
httptreemux - High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
lars - Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
medeina - Medeina is a HTTP routing tree based on HttpRouter, inspired by Roda and Cuba.
mux - Powerful URL router and dispatcher for golang.
ozzo-routing - An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
pat - Sinatra style pattern muxer for Go’s net/http library, by the author of Sinatra.
pure - Is a lightweight HTTP router that sticks to the std "net/http" implementation.
Siesta - Composable framework to write middleware and handlers.
vestigo - Performant, stand-alone, HTTP compliant URL Router for go web applications.
xmux - High performance muxer based on httprouter with net/context support.
xujiajun/gorouter - A simple and fast HTTP router for Go.
zeus - Very simple and fast HTTP router for Go.

Windows

d3d9 - Go bindings for Direct3D9.
go-ole - Win32 OLE implementation for golang.

XML

Libraries and tools for manipulating XML.

XML-Comp - Simple command line XML comparer that generates diffs of folders, files and tags.
xmlwriter - Procedural XML generation API based on libxml2's xmlwriter module.
xpath - XPath package for Go.
xquery - XQuery lets you extract data from HTML/XML documents using XPath expression.

Tools

Go software and plugins.

Code Analysis

apicompat - Checks recent changes to a Go project for backwards incompatible changes.
dupl - Tool for code clone detection.
errcheck - Errcheck is a program for checking for unchecked errors in Go programs.
gcvis - Visualise Go program GC trace data in real time.
Go Metalinter - Metalinter is a tool to automatically apply all static analysis tool and report their output in normalized form.
go-checkstyle - checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style refered to some points in Go Code Review Comments.
go-cleanarch - go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
go-critic - source code linter that brings checks that are currently not implemented in other linters.
go-outdated - Console application that displays outdated packages.
goast-viewer - Web based Golang AST visualizer.
GoCover.io - GoCover.io offers the code coverage of any golang package as a service.
goimports - Tool to fix (add, remove) your Go imports automatically.
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.
GoLint - Golint is a linter for Go source code.
Golint online - Lints online Go source files on GitHub, Bitbucket and Google Project Hosting using the golint package.
goreturns - Adds zero-value return statements to match the func return types.
gosimple - gosimple is a linter for Go source code that specialises on simplifying code.
gostatus - Command line tool, shows the status of repositories that contain Go packages.
interfacer - Linter that suggests interface types.
lint - Run linters as part of go test.
php-parser - A Parser for PHP written in Go.
staticcheck - staticcheck is go vet on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#.
tarp - tarp finds functions and methods without direct unit tests in Go source code.
unconvert - Remove unnecessary type conversions from Go source.
unused - unused checks Go code for unused constants, variables, functions and types.
validate - Automatically validates struct fields with tags.

Editor Plugins

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

Go Generate Tools

generic - flexible data type for Go.
genny - Elegant generics for Go.
gocontracts - brings design-by-contract to Go by synchronizing the code with the documentation.
gonerics - Idiomatic Generics in Go.
gotests - Generate Go tests from your source code.
gounit - Generate Go tests using your own templates.
re2dfa - Transform regular expressions into finite state machines and output Go source code.

Go Tools

colorgo - Wrapper around go command for colorized go build output.
depth - Visualize dependency trees of any package by analyzing imports.
gb - An easy to use project based build tool for the Go programming language.
generator-go-lang - A Yeoman generator to get new Go projects started.
go-callvis - Visualize call graph of your Go program using dot format.
go-pkg-complete - Bash completion for go and wgo.
go-swagger - Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
OctoLinker - Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
richgo - Enrich go test outputs with text decorations.
rts - RTS: response to struct. Generates Go structs from server responses.

Software Packages

Software written in Go.

DevOps Tools

aptly - aptly is a Debian repository management tool.
aurora - Cross-platform web-based Beanstalkd queue server console.
awsenv - Small binary that loads Amazon (AWS) environment variables for a profile.
Banshee - Anomalies detection system for periodic metrics.
Blast - A simple tool for API load testing and batch jobs.
bombardier - Fast cross-platform HTTP benchmarking tool.
bosun - Time Series Alerting Framework.
DepCharge - Helps orchestrating the execution of commands across the many dependencies in larger projects.
dogo - Monitoring changes in the source file and automatically compile and run (restart).
drone-jenkins - Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
drone-scp - Copy files and artifacts via SSH using a binary, docker or Drone CI.
Dropship - Tool for deploying code via cdn.
easyssh-proxy - Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
fac - Command-line user interface to fix git merge conflicts
gaia - Build powerful pipelines in any programming language.
Gitea - Fork of Gogs, entirely community driven.
Go Metrics - Go port of Coda Hale's Metrics library: https://github.com/codahale/metrics.
go-furnace - Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
go-selfupdate - Enable your Go applications to self update.
gobrew - gobrew lets you easily switch between multiple versions of go.
godbg - Web-based gdb front-end application.
Gogs - A Self Hosted Git Service in the Go Programming Language.
gonative - 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.
govvv - “go build” wrapper to easily add version information into Go binaries.
gox - Dead simple, no frills Go cross compile tool.
goxc - build tool for Go, with a focus on cross-compiling and packaging.
grapes - Lightweight tool designed to distribute commands over ssh with ease.
GVM - GVM provides an interface to manage Go versions.
Hey - Hey is a tiny program that sends some load to a web application.
kala - Simplistic, modern, and performant job scheduler.
kcli - Command line tool for inspecting kafka topics/partitions/messages.
kubernetes - Container Cluster Manager from Google.
lstags - Tool and API to sync Docker images across different registries.
lwc - A live-updating version of the UNIX wc command.
manssh - manssh is a command line tool for managing your ssh alias config easily.
Moby - Collaborative project for the container ecosystem to assemble container-based systems.
Mora - REST server for accessing MongoDB documents and meta data.
ostent - collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
Packer - Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
Pewpew - Flexible HTTP command line stress tester.
Rodent - Rodent helps you manage Go versions, projects and track dependencies.
s3gof3r - Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
Scaleway-cli - Manage BareMetal Servers from Command Line (as easily as with Docker).
sg - Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
skm - SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
StatusOK - Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
traefik - Reverse proxy and load balancer with support for multiple backends.
Vegeta - HTTP load testing tool and library. It's over 9000!
webhook - Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
Wide - Web-based IDE for Teams using Golang.
winrm-cli - Cli tool to remotely execute commands on Windows machines.

Other Software

borg - Terminal based search engine for bash snippets.
boxed - Dropbox based blog engine.
Cherry - Tiny webchat server in Go.
Circuit - 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.
Comcast - Simulate bad network connections.
confd - Manage local application configuration files using templates and data from etcd or consul.
DDNS - Personal DDNS client with Digital Ocean Networking DNS as backend.
Docker - Open platform for distributed applications for developers and sysadmins.
Documize - Modern wiki software that integrates data from SaaS tools.
Duplicacy - A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
Go Package Store - App that displays updates for the Go packages in your GOPATH.
GoBoy - Nintendo Game Boy Color emulator written in Go.
gocc - Gocc is a compiler kit for Go written in Go.
GoDNS - A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
GoDocTooltip - Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
GoLand - Full featured cross-platform Go IDE.
Gor - Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
hugo - Fast and Modern Static Website Engine.
ide - Browser accessible IDE. Designed for Go with Go.
ipe - Open source Pusher server implementation compatible with Pusher client libraries written in GO.
JayDiff - JSON diff utility written in Go.
joincap - Command-line utility for merging multiple pcap files together.
Juju - Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
Leaps - Pair programming service using Operational Transforms.
lgo - 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.
LiteIDE - LiteIDE is a simple, open source, cross-platform Go IDE.
mockingjay - 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.
myLG - Command Line Network Diagnostic tool written in Go.
naclpipe - Simple NaCL EC25519 based crypto pipe tool written in Go.
nes - Nintendo Entertainment System (NES) emulator written in Go.
orange-cat - Markdown previewer written in Go.
Orbit - A simple tool for running commands and generating files from templates.
peg - Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
Pipe - A small and beautiful blogging platform.
Postman - Command-line utility for batch-sending email.
restic - De-duplicating backup program.
rkt - App Container runtime that integrates with init systems, is compatible with other container formats like Docker, and supports alternative execution engines like KVM.
Seaweed File System - Fast, Simple and Scalable Distributed File System with O(1) disk seek.
shell2http - Executing shell commands via http server (for prototyping or remote control).
snap - Powerful telemetry framework.
Snitch - Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
Stack Up - 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.
Tenyks - Service oriented IRC bot using Redis and JSON for messaging.
term-quiz - Quizzes for your terminal.
toto - Simple proxy server written in Go language, can be used together with browser.
toxiproxy - Proxy to simulate network and system conditions for automated tests.
tsuru - Extensible and open source Platform as a Service software.
vFlow - High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
websysd - Web based process manager (like Marathon or Upstart).
wellington - Sass project management tool, extends the language with sprite functions (like Compass).

Resources

Where to discover new Go libraries.

Benchmarks

autobench - Framework to compare the performance between different Go versions.
go-benchmark-app - Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
go-benchmarks - Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
go-http-routing-benchmark - Go HTTP request router benchmark and comparison.
go-type-assertion-benchmark - Naive performance test of two ways to do type assertion in Go.
go-web-framework-benchmark - Go web framework benchmark.
go_serialization_benchmarks - Benchmarks of Go serialization methods.
gocostmodel - Benchmarks of common basic operations for the Go language.
golang-micro-benchmarks - Tiny collection of Go micro benchmarks. The intent is to compare some language features to others.
golang-sql-benchmark - Collection of benchmarks for popular Go database/SQL utilities.
gospeed - Go micro-benchmarks for calculating the speed of language constructs.
kvbench - Key/Value database benchmark.
skynet - Skynet 1M threads microbenchmark.
speedtest-resize - Compare various Image resize algorithms for the Go language.

Conferences

Capital Go - Washington, D.C., USA
dotGo - Paris, France
GoCon - Tokyo, Japan
GoDays - Berlin, Germany
GoLab - Florence, Italy
GolangUK - London, UK
GopherChina - Shanghai, China
GopherCon - Denver, USA
GopherCon Brazil - Florianópolis, BR
GopherCon Europe - Reykjavik, Iceland
GopherCon India - Pune, India
GopherCon Russia - Moscow, Russia
GopherCon Singapore - Mapletree Business City, Singapore
GothamGo - New York City, USA
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 - A curated list of Go books.
Learning Go
Network Programming With Go
The Go Programming Language
Web Application with Go the Anti-Textbook
Writing A Compiler In Go
Writing An Interpreter In Go

Gophers

Go-gopher-Vector - Go gopher Vector Data [.ai, .svg]
gopher-logos - adorable gopher logos
gopher-stickers
gopher-vector
gophericons
gopherize.me - Gopherize yourself
gophers - Gopher artworks by Ashley McNamara
gophers - Free gophers
gophers - random gopher graphics
gophers - Gopher amigurumi toy pattern

Meetups

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

Twitter

Websites

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

Tutorials

50 Shades of Go - Traps, Gotchas, and Common Mistakes for New Golang Devs.
A Tour of Go - Interactive tour of Go.
Build web application with Golang - 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.
Games With Go - A video series teaching programming and game development.
Go By Example - Hands-on introduction to Go using annotated example programs.
Go Cheat Sheet - Go's reference card.
Go database/sql tutorial - Introduction to database/sql.
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.
Learn Go with TDD - Learn Go with test-driven development.
package main - YouTube channel about Programming in Go.
Working with Go - Intro to go for experienced programmers.
Your basic Go - Huge collection of tutorials and how to's

Name		Name	Last commit message	Last commit date
Latest commit History 2,791 Commits
.github		.github
tmpl		tmpl
.codeclimate.yml		.codeclimate.yml
.gitattributes		.gitattributes
.gitignore		.gitignore
.travis.yml		.travis.yml
CODE_OF_CONDUCT.md		CODE_OF_CONDUCT.md
CONTRIBUTING.md		CONTRIBUTING.md
Dockerfile		Dockerfile
LICENSE		LICENSE
MAINTAINERS		MAINTAINERS
README.md		README.md
docker-compose.yml		docker-compose.yml
repo.go		repo.go
repo_test.go		repo_test.go

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rocketlaunchr-cto/awesome-go

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