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README_EN.md

Awesome Go

This project is awesome-go Chinese version, last sync time : 2020-02-24 11:43:14(Synchronize every day)

financial support to Awesome Go

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

Icon :

Icon	State
	star > 2000
	There was an update last week。You can basically determine that the current library is in an actively maintained state。
	Not updated in last year。Reflects that the maintenance of the library is not high enthusiasm, use should be careful。
	The project has been archived。
	This project contains Chinese documents。
	godoc document links。

Explain

中文 | English

Contributing

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

If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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

Awesome Go
Tools
Resources
- Benchmarks
- Conferences
- E-Books
- Gophers
- Meetups
- Twitter
- Websites
  - Tutorials

Audio and Music

Libraries for manipulating audio.

Oto star:537 A low-level library to play sound on multiple platforms.
portmidi Go bindings for PortMidi.
PortAudio star:335 Go bindings for the PortAudio audio I/O library.
music-theory star:283 Music theory models in Go.
waveform star:274 Go package capable of generating waveform images from audio streams.
id3v2 star:136 Fast and stable ID3 parsing and writing library for Go.
flac star:116 Native Go FLAC encoder/decoder with support for FLAC streams.
mp3 star:105 Native Go MP3 decoder.
go-sox star:104 libsox bindings for go.
malgo star:95 Mini audio library.
taglib star:72 Go bindings for taglib.
gaad star:67 Native Go AAC bitstream parser.
mix Sequence-based Go-native audio mixer for music apps.
minimp3 star:37 Lightweight MP3 decoder library.
go_mediainfo star:28 libmediainfo bindings for go.
EasyMIDI star:26 EasyMidi is a simple and reliable library for working with standard midi file (SMF).
vorbis star:25 "Native" Go Vorbis decoder (uses CGO, but has no dependencies).
gosamplerate star:9 libsamplerate bindings for go.

Authentication and OAuth

Libraries for implementing authentications schemes.

jwt-go star:7088 Golang implementation of JSON Web Tokens (JWT).
casbin star:6129 Authorization library that supports access control models like ACL, RBAC, ABAC.
oauth2 star:2739 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
goth star:2557 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
authboss star:2151 Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure, and start building your app without having to build an authentication system each time.
osin star:1581 Golang OAuth2 server library.
go-jose star:1474 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
go-oauth2-server star:1446 Standalone, specification-compliant, OAuth2 server written in Golang.
gologin star:1162 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
gorbac star:986 provides a lightweight role-based access control (RBAC) implementation in Golang.
loginsrv star:909 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
scs star:674 Session Manager for HTTP servers.
permissions2 star:391 Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
paseto star:315 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
httpauth star:190 HTTP Authentication middleware.
jeff star:189 Simple, flexible, secure and idiomatic web session management with pluggable backends.
jwt-auth star:169 JWT middleware for Golang http servers with many configuration options.
jwt star:152 Lightweight JSON Web Token (JWT) library.
branca star:102 Golang implementation of Branca Tokens.
session star:98 Go session management for web servers (including support for Google App Engine - GAE).
jwt star:78 Clean and easy to use implementation of JSON Web Tokens (JWT).
sessionup star:77 Simple, yet effective HTTP session management and identification package.
sjwt star:58 Simple jwt generator and parser.
sessions star:48 Dead simple, highly performant, highly customizable sessions service for go http servers.
rbac star:46 Minimalistic RBAC package for Go applications.
securecookie star:33 Efficient secure cookie encoding/decoding.
sessiongate-go star:8 Go session management using the SessionGate Redis module.
signedvalue star:8 Signed and timestamped strings compatible with Tornado's create_signed_value, decode_signed_value, and therefore set_secure_cookie and get_secure_cookie.
scope star:4 Easily Manage OAuth2 Scopes In Go.
cookiestxt star:2 provides parser of cookies.txt file format.

Bot Building

Libraries for building and working with bots.

telegram-bot-api star:1942 Simple and clean Telegram bot client.
telebot star:1124 Telegram bot framework written in Go.
go-chat-bot star:548 IRC, Slack & Telegram bot written in Go.
go-joe A general-purpose bot library inspired by Hubot but written in Go.
slacker star:356 Easy to use framework to create Slack bots.
Golang CryptoTrading Bot star:286 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
Kelp star:265 official trading and market-making bot for the Stellar DEX. Works out-of-the-box, written in Golang, compatible with centralized exchanges and custom trading strategies.
tbot star:247 Telegram bot server with API similar to net/http.
Tenyks star:168 Service oriented IRC bot using Redis and JSON for messaging.
go-sarah star:155 Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
hanu star:118 Framework for writing Slack bots.
go-twitch-irc star:94 Libary to write bots for twitch.tv chat
go-tgbot star:91 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
margelet star:60 Framework for building Telegram bots.
govkbot star:30 Simple Go VK bot library.
slackscot star:24 Another framework for building Slack bots.
micha star:12 Go Library for Telegram bot api.

Command Line

Standard CLI

Libraries for building standard or basic Command Line applications.

cobra star:15863 Commander for modern Go CLI interactions.
urfave/cli star:13154 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
kingpin star:2811 Command line and flag parser supporting sub commands.
docopt.go Command-line arguments parser that will make you smile.
env Tag-based environment configuration for structs.
Dnote star:1498 A simple command line notebook with multi-device sync.
flagvar A collection of flag argument types for Go's standard flag package.
flag Simple but powerful command line option parsing library for Go supporting subcommand.
flaggy A robust and idiomatic flags package with excellent subcommand support.
mitchellh/cli star:1089 Go library for implementing command-line interfaces.
readline Pure golang implementation that provides most features in GNU-Readline under MIT license.
pflag star:995 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
go-flags go command line option parser.
go-arg star:835 Struct-based argument parsing in Go.
go-getoptions Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
gocmd Go library for building command line applications.
hiboot cli cli application framework with auto configuration and dependency injection.
go-commander Go library to simplify CLI workflow.
complete star:665 Write bash completions in Go + Go command bash completion.
mow.cli star:656 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
liner star:651 Go readline-like library for command-line interfaces.
cli star:513 Feature-rich and easy to use command-line package based on golang struct tags.
ops star:377 Unikernel Builder/Orchestrator.
argparse star:164 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.
commandeer star:107 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
sflags star:104 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
ukautz/clif star:101 Small command line interface framework.
wmenu star:98 Easy to use menu structure for cli applications that prompts users to make choices.
job star:68 JOB, make your short-term command as a long-term job.
climax Alternative CLI with "human face", in spirit of Go command.
cli-init The easy way to start building Golang command line applications.
cli star:63 Simple and complete API for building command line interfaces in Go.
1build star:48 Command line tool to frictionlessly manage project-specific commands.
wlog star:40 Simple logging interface that supports cross-platform color and concurrency.
strumt star:32 Library to create prompt chain.
cmdr star:30 A POSIX/GNU style, getopt-like command-line UI Go library.
clîr star:16 A Simple and Clear CLI library. Dependency free.
sand star:9 Simple API for creating interpreters and so much more.
ts star:8 Timestamp convert & compare tool.
cmd star:3 Extends the standard flag package to support sub commands and more in idomatic way.

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

gommon/color Style terminal text.
gocui star:5982 Minimalist Go library aimed at creating Console User Interfaces.
go-prompt star:2836 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
progressbar Basic thread-safe progress bar that works in every OS.
mpb star:839 Multi progress bar for terminal applications.
uitable star:543 Library to improve readability in terminal apps using tabular data.
chalk star:327 Intuitive package for prettifying terminal/console output.
gookit/color star:319 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
tabby star:261 A tiny library for super simple Golang tables.
simpletable star:207 Simple tables in terminal with Go.
go-colortext star:201 Go library for color output in terminals.
go-isatty isatty for golang.
asciigraph Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
aurora ANSI terminal colors that supports fmt.Printf/Sprintf.
cfmt star:72 Contextual fmt inspired by bootstrap color classes.
tabular star:36 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.
termdash Go terminal dashboard based on termbox-go and inspired by termui.
termui Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
uilive Library for updating terminal output in realtime.
uiprogress Flexible library to render progress bars in terminal applications.
colourize star:17 Go library for ANSI colour text in terminals.
ctc star:16 The non-invasive cross-platform terminal color library does not need to modify the Print method.
go-colorable Colorable writer for windows.
go-ataman star:8 Go library for rendering ANSI colored text templates in terminals.

Configuration

Libraries for configuration parsing.

viper star:11249 Go configuration with fangs.
kelseyhightower/envconfig star:2786 Go library for managing configuration data from environment variables.
godotenv star:2615 Go port of Ruby's dotenv library (Loads environment variables from .env).
ini star:1913 Go package to read and write INI files.
env star:1431 Parse environment variables to Go structs (with defaults).
envcfg Un-marshaling environment variables to Go structs.
cleanenv Minimalistic configuration reader (from files, ENV, and wherever you want).
confita star:294 Load configuration in cascade from multiple backends into a struct.
store star:248 Lightweight configuration manager for Go.
config star:228 Cloud native application configuration. Bind ENV to structs in only two lines.
config star:225 JSON or YAML configuration wrapper with environment variables and flags parsing.
configure Provides configuration through multiple sources, including JSON, flags and environment variables.
joshbetz/config star:198 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
hjson star:193 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
envconfig star:172 Read your configuration from environment variables.
koanf star:163 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
konfig Composable, observable and performant config handling for Go for the distributed processing era.
gookit/config star:134 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
goConfig star:123 Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
gcfg read INI-style configuration files into Go structs; supports user-defined types and subsections.
envh star:94 Helpers to manage environment variables.
gofigure star:58 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.
harvester star:51 Harvester, a easy to use static and dynamic configuration package supportig seeding, env vars and Consul integration.
config star:49 A lightweight yet powerful config package for Go projects.
xdg star:46 Cross platform package that follows the XDG Standard.
ingo star:27 Flags persisted in an ini-like config file.
go-up star:26 A simple configuration library with recursive placeholders resolution and no magic.
mini star:21 Golang package for parsing ini-style configuration files.
conflate star:12 Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
go-ssm-config Go utility for loading configuration parameters from AWS SSM (Parameter Store).
genv star:9 Read environment variables easily with dotenv support.
envconf star:9 Configuration from environment.
sprbox star:5 Build-environment aware toolbox factory and agnostic config parser (YAML, TOML, JSON and Environment vars).
nasermirzaei89/env star:2 Simple useful package for read environment variables.
onion Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.

Continuous Integration

Tools for help with continuous integration.

drone star:20531 Drone is a Continuous Integration platform built on Docker, written in Go.
CDS star:2662 Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
goveralls star:630 Go integration for Coveralls.io continuous code coverage tracking system.
overalls star:99 Multi-Package go project coverprofile for tools like goveralls.
duci star:53 A simple ci server no needs domain specific languages.
gomason Test, Build, Sign, and Publish your go binaries from a clean workspace.
roveralls star:12 Recursive coverage testing tool.

CSS Preprocessors

Libraries for preprocessing CSS files.

gcss star:431 Pure Go CSS Preprocessor.
go-libsass star:154 Go wrapper to the 100% Sass compatible libsass project.

Data Structures

Generic datastructures and algorithms in Go.

gods star:7799 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
go-datastructures star:5452 Collection of useful, performant, and thread-safe data structures.
golang-set star:1406 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
boomfilters star:1231 Probabilistic data structures for processing continuous, unbounded streams.
gota star:1090 Implementation of dataframes, series, and data wrangling methods for Go.
roaring star:791 Go package implementing compressed bitsets.
willf/bloom star:752 Go package implementing Bloom filters.
hyperloglog star:686 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
cuckoofilter star:585 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
bitset star:537 Go package implementing bitsets.
trie star:455 Trie implementation in Go.
algorithms star:353 Algorithms and data structures.CLRS study.
mafsa star:281 MA-FSA implementation with Minimal Perfect Hashing.
goskiplist star:217 Skip list implementation in Go.
hilbert star:195 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
merkletree star:180 Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures.
binpacker star:134 Binary packer and unpacker helps user build custom binary stream.
go-adaptive-radix-tree star:132 Go implementation of Adaptive Radix Tree.
bloom star:131 Bloom filters implemented in Go.
bloom Golang Bloom filter implementation.
ttlcache star:126 In-memory LRU string-interface{} map with expiration for golang.
iter star:116 Go implementation of C++ STL iterators and algorithms.
skiplist star:115 Very fast Go Skiplist implementation.
deque star:104 Fast ring-buffer deque (double-ended queue).
gocache A complete Go cache library with mutiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
ring star:101 Go implementation of a high performance, thread safe bloom filter.
go-rquad star:101 Region quadtrees with efficient point location and neighbour finding.
encoding star:98 Integer Compression Libraries for Go.
conjungo star:86 A small, powerful and flexible merge library.
bit star:79 Golang set data structure with bonus bit-twiddling functions.
gostl star:74 Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
levenshtein star:70 Implementation to calculate levenshtein distance in Go.
skiplist star:68 Skiplist implementation in Go.
goconcurrentqueue star:62 Concurrent FIFO queue.
go-mcache star:46 Fast in-memory key:value store/cache library. Pointer caches.
count-min-log star:46 Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
levenshtein star:38 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
remember-go star:35 A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory).
concurrent-writer star:26 Highly concurrent drop-in replacement for bufio.Writer.
crunch star:24 Go package implementing buffers for handling various datatypes easily.
goset star:20 A useful Set collection implementation for Go.
pipeline star:20 An implementation of pipelines with fan-in and fan-out.
typ star:15 Null Types, Safe primitive type conversion and fetching value from complex structures.
deque star:14 A highly optimized double-ended queue.
hide star:13 ID type with marshalling to/from hash to prevent sending IDs to clients.
go-ef star:11 A Go implementation of the Elias-Fano encoding.
go-geoindex In-memory geo index.
dict star:11 Python-like dictionaries (dict) for Go.
null star:9 Nullable Go types that can be marshalled/unmarshalled to/from JSON.
mspm star:9 Multi-String Pattern Matching Algorithm for information retrieval.
ptrie star:7 An implementation of prefix tree.
set star:7 Simple set data structure implementation in Go using LinkedHashMap.
treap star:7 Persistent, fast ordered map using tree heaps.
timedmap star:6 Map with expiring key-value pairs.
gofal star:6 fractional api for Go.
parsefields star:3 Tools for parse JSON-like logs for collecting unique fields and events.

Database

Databases implemented in Go.

prometheus star:29265 Monitoring system and time series database.
tidb star:22570 TiDB is a distributed SQL database. Inspired by the design of Google F1.
influxdb star:18369 Scalable datastore for metrics, events, and real-time analytics.
cockroach star:17808 Scalable, Geo-Replicated, Transactional Datastore.
dgraph star:12502 Scalable, Distributed, Low Latency, High Throughput Graph Database.
groupcache star:8344 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
badger star:7314 Fast key-value store in Go.
rqlite star:5679 The lightweight, distributed, relational database built on SQLite.
BigCache star:3596 Efficient key/value cache for gigabytes of data.
goleveldb star:3556 Implementation of the LevelDB key/value database in Go.
go-cache star:3500 In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
bbolt star:2980 An embedded key/value database for Go.
buntdb star:2634 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
tiedot star:2454 Your NoSQL database powered by Golang.
VictoriaMetrics star:1819 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
cache2go star:1209 In-memory key:value cache which supports automatic invalidation based on timeouts.
GCache star:1059 Cache library with support for expirable Cache, LFU, LRU and ARC.
CovenantSQL star:994 CovenantSQL is a SQL database on blockchain.
diskv star:855 Home-grown disk-backed key-value store.
nutsdb Nutsdb is a simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set.
moss star:754 Moss is a simple LSM key-value storage engine written in 100% Go.
fastcache star:710 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
eliasdb star:558 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
levigo star:378 Levigo is a Go wrapper for LevelDB.
Bitcask star:289 Bitcask is an embeddable, persistent and fast key-value (KV) database written in pure Go with predictable read/write performance, low latency and high throughput thanks to the bitcask on-disk layout (LSM+WAL).
pudge star:246 Fast and simple key/value store written using Go's standard library.
piladb star:173 Lightweight RESTful database engine based on stack data structures.
Kivik star:151 Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
ledisdb Ledisdb is a high performance NoSQL like Redis based on LevelDB.
slowpoke star:93 Key-value store with persistence.
Scribble star:88 Tiny flat file JSON store.
couchcache star:47 RESTful caching micro-service backed by Couchbase server.
bcache star:42 Eventually consistent distributed in-memory cache Go library.
cache star:33 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
clusteredBigCache star:33 BigCache with clustering support and individual item expiration.
Databunker star:28 Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
Coffer star:20 Simple ACID key-value database that supports transactions.
tempdb star:14 Key-value store for temporary items.
gorocksdb star:12 Gorocksdb is a wrapper for RocksDB written in Go.
tracedb star:8 Fast timeseries database for IoT, realtime messaging applications. Access tracedb with pubsub over tcp or websocket using github.com/unit-io/trace application.
Vasto A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
gostore star:3 Gostore is a simple, durable, embedded key-value storage engine written in Go.

Database schema migration.

migrate star:3723 Database migrations. CLI and Golang library.
sql-migrate star:1621 Database migration tool. Allows embedding migrations into the application using go-bindata.
skeema star:603 Pure-SQL schema management system for MySQL, with support for sharding and external online schema change tools.
soda Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
gormigrate star:411 Database schema migration helper for Gorm ORM.
goose star:134 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
darwin star:99 Database schema evolution library for Go.
go-fixtures Django style fixtures for Golang's excellent built-in database/sql library.
migrator star:87 Dead simple Go database migration library.
go-pg-migrations star:44 A Go package to help write migrations with go-pg/pg.
gondolier star:28 Database migration library using struct decorators.
pravasan star:24 Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
schema Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
avro star:11 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.

Database tools.

pgweb star:6279 Web-based PostgreSQL database browser.
myreplication MySql binary log replication listener. Supports statement and row based replication.
kingshard star:5013 kingshard is a high performance proxy for MySQL powered by Golang.
orchestrator star:3379 MySQL replication topology manager & visualizer.
go-mysql-elasticsearch star:2782 Sync your MySQL data into Elasticsearch automatically.
chproxy star:369 HTTP proxy for ClickHouse database.
clickhouse-bulk star:174 Collects small insterts and sends big requests to ClickHouse servers.
datagen A fast data generator that's multi-table aware and supports multi-row DML.
octillery star:73 Go package for sharding databases ( Supports every ORM or raw SQL ).
dbbench star:35 Database benchmarking tool with support for several databases and scripts.
go-mysql Go toolset to handle MySQL protocol and replication.
prep star:25 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.
bucket star:6 Optimized data structure framework for Couchbase specialized on one bucket usage.

SQL query builder, libraries for building and using SQL.

Squirrel star:2754 Go library that helps you build SQL queries.
xo star:2378 Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.
gendry star:944 Non-invasive SQL builder and powerful data binder.
goqu star:731 Idiomatic SQL builder and query library.
Dotsql star:506 Go library that helps you keep sql files in one place and use them with ease.
sqrl star:199 SQL query builder, fork of Squirrel with improved performance.
Squalus Thin layer over the Go SQL package that makes it easier to perform queries.
dbq star:93 Zero boilerplate database operations for Go.
igor star:80 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
jet Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
mpath MPTT (Modified Preorder Tree Traversal) package for SQL records - materialized path realisation.
ormlite Lightweight package containing some ORM-like features and helpers for sqlite databases.
ozzo-dbx Powerful data retrieval methods as well as DB-agnostic query building capabilities.
godbal star:50 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
sqlf star:7 Fast SQL query builder.
qry star:6 Tool that generates constants from files with raw SQL queries.

Database Drivers

Libraries for connecting and operating databases.

Relational Databases
- go-sql-driver/mysql star:9034 MySQL driver for Go.
- go-sqlite3 star:3828 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.
- avatica Apache Avatica/Phoenix SQL driver for database/sql.
- bgc Datastore Connectivity for BigQuery for go.
- go-mssqldb star:1146 Microsoft MSSQL driver for Go.
- go-oci8 Oracle driver for go that uses database/sql.
- firebirdsql star:119 Firebird RDBMS SQL driver for Go.
- go-adodb Microsoft ActiveX Object DataBase driver for go that uses database/sql.
NoSQL Databases
- redis star:8078 Redis client for Golang.
- redigo star:6997 Redigo is a Go client for the Redis database.
- mongo-go-driver star:4045 Official MongoDB driver for the Go language.
- mgo star:1749 (unmaintained) MongoDB driver for the Go language that implements a rich and well tested selection of features under a very simple API following standard Go idioms.
- gorethink star:1497 Go language driver for RethinkDB.
- redeo star:367 Redis-protocol compatible TCP servers/services.
- neoism star:361 Neo4j client for Golang.
- aerospike-client-go star:315 Aerospike client in Go language.
- gocb star:307 Official Couchbase Go SDK.
- gocql Go language driver for Apache Cassandra.
- go-couchbase star:297 Couchbase client in Go.
- Neo4j-GO star:74 Neo4j REST Client in golang.
- godis star:69 redis client implement by golang, inspired by jedis.
- arangolite star:66 Lightweight golang driver for ArangoDB.
- dynago star:66 Dynago is a principle of least surprise client for DynamoDB.
- go-rejson Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
- go-pilosa star:34 Go client library for Pilosa.
- forestdb star:28 Go bindings for ForestDB.
- neo4j star:25 Neo4j Rest API Bindings for Golang.
- goriak star:24 Go language driver for Riak KV.
- mgm MongoDB model-based ODM for Go (based on official MongoDB driver).
- xredis star:10 Typesafe, customizable, clean & easy to use Redis client.
- godscache star:7 A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
- gomemcache memcache client library for the Go programming language.
- asc star:4 Datastore Connectivity for Aerospike for go.
Search and Analytic Databases.
- bleve star:6352 Modern text indexing library for go.
- riot star:5055 Go Open Source, Distributed, Simple and efficient Search Engine.
- elastic star:4738 Elasticsearch client for Go.
- elasticsql Convert sql to elasticsearch dsl in Go.
- elastigo Elasticsearch client library.
- go-elasticsearch star:2194 Official Elasticsearch client for Go.
- skizze star:72 probabilistic data-structures service and storage.
- goes star:24 Library to interact with Elasticsearch.
Multiple Backends.
- gokv star:169 Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
- cachego star:116 Golang Cache component for multiple drivers.
- cayley Graph database with support for multiple backends.
- dsc star:17 Datastore connectivity for SQL, NoSQL, structured files.

Date and Time

Libraries for working with dates and times.

dateparse star:976 Parse date's without knowing format in advance.
durafmt star:282 Time duration formatting library for Go.
timeutil star:176 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
carbon Simple Time extension with a lot of util methods, ported from PHP Carbon library.
timespan star:68 For interacting with intervals of time, defined as a start time and a duration.
go-persian-calendar star:68 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
date star:34 Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
feiertage star:25 Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
go-sunrise star:18 Calculate the sunrise and sunset times for a given location.
tuesday star:8 Ruby-compatible Strftime function.
cronrange star:8 Parses Cron-style time range expressions, checks if the given time is within any ranges.
strftime star:4 C99-compatible strftime formatter.
iso8601 Efficiently parse ISO8601 date-times without regex.
kair Date and Time - Golang Formatting Library.
now Now is a time toolkit for golang.
NullTime Nullable time.Time.
go-week star:2 An efficient package to work with ISO8601 week dates.
go-str2duration star:1 Convert string to duration. Support time.Duration returned string and more.

Distributed Systems

Packages that help with building Distributed Systems.

go-kit star:16252 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
grpc-go star:10682 The Go language implementation of gRPC. HTTP/2 based RPC.
micro star:7657 Pluggable microservice toolkit and distributed systems platform.
pglock PostgreSQL-backed distributed locking implementation.
outboxer Outboxer is a go library that implements the outbox pattern.
NATS star:7300 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
rpcx star:4379 Distributed pluggable RPC service framework like alibaba Dubbo.
torrent star:3347 BitTorrent client package.
raft Go implementation of the Raft consensus protocol, by CoreOS.
raft star:3258 Golang implementation of the Raft consensus protocol, by HashiCorp.
dragonboat star:2880 A feature complete and high performance multi-group Raft library in Go.
glow star:2748 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
gleam star:2389 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.
KrakenD star:2363 Ultra performant API Gateway framework with middlewares.
emitter-io star:2231 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
liftbridge star:1464 Lightweight, fault-tolerant message streams for NATS.
hprose star:1077 Very newbility RPC Library, support 25+ languages now.
jsonrpc The jsonrpc package helps implement of JSON-RPC 2.0.
ringpop-go star:602 Scalable, fault-tolerant application-layer sharding for Go applications.
gorpc star:577 Simple, fast and scalable RPC library for high load.
go-health star:529 Library for enabling asynchronous dependency health checks in your service.
rain star:474 BitTorrent client and library.
resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
redis-lock Simplified distributed locking implementation using Redis.
dot distributed sync using operational transformation/OT.
digota star:325 grpc ecommerce microservice.
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.
sleuth star:313 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
go-sundheit star:290 A library built to provide support for defining async service health checks for golang services.
go-jump star:281 Port of Google's "Jump" Consistent Hash function.
jsonrpc star:116 JSON-RPC 2.0 HTTP client implementation.
dht BitTorrent Kademlia DHT implementation.
celeriac star:59 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
consistent Consistent hashing with bounded loads.
doublejump star:50 A revamped Google's jump consistent hash.
drmaa star:29 Job submission library for cluster schedulers based on the DRMAA standard.
dynamolock DynamoDB-backed distributed locking implementation.
flowgraph star:25 flow-based programming package.
go-pdu star:11 A decentralized identity-based social network.
dynatomic star:10 A library for using DynamoDB as an atomic counter.

Dynamic DNS

Tools for updating dynamic DNS records.

DDNS Personal DDNS client with Digital Ocean Networking DNS as backend.
dyndns Background Go process to regularly and automatically check your IP Address and make updates to (one or many) Dynamic DNS records for Google domains whenever your address changes.
GoDNS star:545 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.

Email

Libraries and tools that implement email creation and sending.

MailHog star:5981 Email and SMTP testing with web and API interface.
SendGrid SendGrid's Go library for sending email.
hermes star:1894 Golang package that generates clean, responsive HTML e-mails.
email star:1246 A robust and flexible email library for Go.
go-imap star:892 IMAP library for clients and servers.
chasquid SMTP server written in Go.
mailgun-go star:441 Go library for sending mail with the Mailgun API.
douceur star:173 CSS inliner for your HTML emails.
go-message star:142 Streaming library for the Internet Message Format and mail messages.
smtp star:54 SMTP server protocol state machine.
go-dkim star:52 DKIM library, to sign & verify email.
go-premailer star:44 Inline styling for HTML mail in Go.
mailchain star:39 Send encrypted emails to blockchain addresses written in Go.
go-simple-mail star:18 Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
Hectane Lightweight SMTP client providing an HTTP API.

Embeddable Scripting Languages

Embedding other languages inside your go code.

otto star:5131 JavaScript interpreter written in Go.
gopher-lua star:3291 Lua 5.1 VM and compiler written in Go.
go-lua star:1783 Port of the Lua 5.2 VM to pure Go.
tengo star:1558 Bytecode compiled script language for Go.
expr star:1097 an engine that can evaluate expressions.
go-python star:1001 naive go bindings to the CPython C-API.
anko star:979 Scriptable interpreter written in Go.
go-php star:727 PHP bindings for Go.
golua star:463 Go bindings for Lua C API.
go-duktape Duktape JavaScript engine bindings for Go.
gisp star:434 Simple LISP in Go.
cel-go star:369 Fast, portable, non-Turing complete expression evaluation with gradual typing.
gval star:180 A highly customizable expression language written in Go.
gentee star:44 Embeddable scripting programming language.
binder star:34 Go to Lua binding library, based on gopher-lua.
purl star:29 Perl 5.18.2 embedded in Go.
ngaro star:19 Embeddable Ngaro VM implementation enabling scripting in Retro.

Error Handling

Libraries for handling errors.

errors star:5542 Package that provides simple error handling primitives.
go-multierror star:813 Go (golang) package for representing a list of errors as a single error.
errorx star:608 A feature rich error package with stack traces, composition of errors and more.
tracerr star:589 Golang errors with stack trace and source fragments.
eris star:569 A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
errlog star:302 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
emperror star:110 Error handling tools and best practices for Go libraries and applications.
errors star:41 Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
werr star:13 Error Wrapper creates an wrapper for the error type in Go which captures the File, Line and Stack of where it was called.
errors star:3 Simple golang error handling with classification primitives.
errors star:2 The most simple error wrapper with awesome performance and minimal memory overhead.
Falcon star:2 A Simple Yet Highly Powerful Package For Error Handling.

Files

Libraries for handling files and file systems.

afero star:2588 FileSystem Abstraction System for Go.
pdfcpu star:1322 PDF processor.
notify star:538 File system event notification library with simple API, similar to os/signal.
copy star:132 Copy directory recursively.
bigfile star:110 A file transfer system, support to manage files with http api, rpc call and ftp client.
go-csv-tag star:64 Load csv file using tag.
opc star:63 Load Open Packaging Conventions (OPC) files for Go.
stl Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading.
skywalker star:55 Package to allow one to concurrently go through a filesystem with ease.
vfs star:46 A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
afs star:40 Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
tarfs star:39 Implementation of the FileSystem interface for tar files.
go-exiftool star:22 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
go-gtfs star:20 Load gtfs files in go.
checksum star:16 Compute message digest, like MD5 and SHA256, for large files.
flop star:15 File operations library which aims to mirror feature parity with GNU cp.
gut/yos star:14 Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
go-decent-copy star:14 Copy files for humans.
parquet star:5 Read and write parquet files.

Financial

Packages for accounting and finance.

decimal star:1940 Arbitrary-precision fixed-point decimal numbers.
go-money star:710 Implementation of Fowler's Money pattern.
go-finance star:539 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.
accounting star:536 money and currency formatting for golang.
techan star:227 Technical analysis library with advanced market analysis and trading strategies.
orderbook star:118 Matching Engine for Limit Order Book in Golang.
ofxgo star:73 Query OFX servers and/or parse the responses (with example command-line client).
transaction star:65 Embedded transactional database of accounts, running in multithreaded mode.
vat star:65 VAT number validation & EU VAT rates.
currency star:19 High performant & accurate currency computation package.
go-finnhub star:17 Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges.
go-finance star:3 Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.

Forms

Libraries for working with forms.

nosurf star:1035 CSRF protection middleware for Go.
binding star:766 Binds form and JSON data from net/http Request to struct.
gorilla/csrf star:501 CSRF protection for Go web applications & services.
form star:394 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.
conform star:184 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
forms star:104 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
bind Bind form data to any Go values.
queryparam star:1 Decode url.Values into usable struct values of standard or custom types.

Functional

Packages to support functional programming in Go.

go-underscore star:1123 Useful collection of helpfully functional Go collection utilities.
fpGo star:136 Monad, Functional Programming features for Golang.
fuego star:62 Functional Experiment in Go.

Game Development

Awesome game development libraries.

Pixel star:2764 Hand-crafted 2D game library in Go.
go3d Performance oriented 2D/3D math package for Go.
goworld Scalable game server engine, featuring space-entity framework and hot-swapping.
go-sdl2 star:1278 Go bindings for the Simple DirectMedia Layer.
Leaf Lightweight game server framework.
gonet Game server skeleton implemented with golang.
Oak Pure Go game engine.
nano star:1196 Lightweight, facility, high performance golang based game server framework.
engo star:1165 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
g3n star:945 Go 3D Game Engine.
Pitaya star:464 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
Azul3D star:441 3D game engine written in Go.
Ebiten dead simple 2D game library in Go.
raylib-go star:435 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.
go-astar star:353 Go implementation of the A* path finding algorithm.
GarageEngine star:318 2d game engine written in Go working on OpenGL.
glop star:77 Glop (Game Library Of Power) is a fairly simple cross-platform game library.
go-collada star:15 Go package for working with the Collada file format.

Generation and Generics

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

go-linq star:1978 .NET LINQ-like query methods for Go.
gen star:1091 Code generation tool for ‘generics’-like functionality.
generis Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
go-enum Code generation for enums from code comments.
goderive star:783 Derives functions from input types.
efaceconv Code generation tool for high performance conversion from interface{} to immutable type without allocations.
interfaces star:205 Command line tool for generating interface definitions.
jennifer Generate arbitrary Go code without templates.
pkgreflect star:92 Go preprocessor for package scoped reflection.
typeregistry A library to create type dynamically.
gotype star:29 Golang source code parsing, usage like reflect package.
GoWrap Generate decorators for Go interfaces using simple templates.
go-xray star:6 Helpers for making the use of reflection easier.

Geographic

Geographic tools and servers

WGS84 Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).
Tile38 star:6699 Geolocation DB with spatial index and realtime geofencing.
mbtileserver star:123 A simple Go-based server for map tiles stored in mbtiles format.
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.
geocache star:119 In-memory cache that is suitable for geolocation based applications.
geoserver star:31 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
gismanager star:26 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.

Go Compilers

Tools for compiling Go to other languages.

gopherjs star:9169 Compiler from Go to JavaScript.
llgo LLVM-based compiler for Go.
tardisgo Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
c4go star:199 Transpile C code to Go code.
f4go star:23 Transpile FORTRAN 77 code to Go code.

Goroutines

Tools for managing and working with Goroutines.

ants star:3064 A high-performance and low-cost goroutine pool in Go.
artifex Simple in-memory job queue for Golang using worker-based dispatching.
async A safe way to execute functions asynchronously, recovering them in case of panic.
workerpool star:261 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
gowp star:158 gowp is concurrency limiting goroutine pool.
GoSlaves star:91 Simple and Asynchronous Goroutine pool library.
goworker goworker is a Go-based background worker.
semaphore star:82 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
stl Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
semaphore star:80 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
gpool star:63 manages a resizeable pool of context-aware goroutines to bound concurrency.
grpool Lightweight Goroutine pool.
breaker star:52 Flexible mechanism to make execution flow interruptible.
conexec A concurrent toolkit to help execute funcs concurrently in an efficient and safe way.It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.
worker-pool star:51 goworker is a Go simple async worker pool.
gollback asynchronous simple function utilities, for managing execution of closures and callbacks.
go-floc Orchestrate goroutines with ease.
go-waitgroup Like sync.WaitGroup with error handling and concurrency control.
go-trylock TryLock support on read-write lock for Golang.
cyclicbarrier star:44 CyclicBarrier for golang.
gohive A highly performant and easy to use Goroutine pool for Go.
go-tools/multithreading Manage a pool of goroutines using this lightweight library with a simple API.
go-flow Control goroutines execution order.
parallel-fn star:26 Run functions in parallel.
pool Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
tunny Goroutine pool for golang.
threadpool star:25 Golang threadpool implementation.
Hunch star:22 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
kyoo star:22 Provides an unlimited job queue and concurrent worker pools.
oversight Oversight is a complete implementation of the Erlang supervision trees.
routine star:9 go routine control with context, support: Main, Go, Pool and some useful Executors.
queue star:3 Gives you a sync.WaitGroup like queue group accessibility. Helps you to throttle and limit goroutines, wait for the end of the all goroutines and much more.

GUI

Libraries for building GUI Applications.

Toolkits

fyne star:8792 Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
go-astilectron Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
go-gtk Go bindings for GTK.
ui star:7359 Platform-native GUI library for Go. Cross platform.
Wails Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
qt star:7014 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
webview star:5428 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
walk star:4270 Windows application library kit for Go.
app star:3313 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
go-sciter star:1639 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
gotk3 star:922 Go bindings for GTK3.
gowd Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.

Interaction

robotgo star:4837 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
systray star:993 Cross platform Go library to place an icon and menu in the notification area.
gosx-notifier star:507 OSX Desktop Notifications library for Go.
mac-activity-tracker OSX library to notify about any (pluggable) activity on your machine.
mac-sleep-notifier OSX Sleep/Wake notifications in golang.
trayhost star:173 Cross-platform Go library to place an icon in the host operating system's taskbar.
go-appindicator star:5 Go bindings for libappindicator3 C library.

Hardware

Libraries, tools, and tutorials for interacting with hardware.

See go-hardware for a comprehensive list.

Images

Libraries for manipulating images.

gocv star:2968 Go package for computer vision using OpenCV 3.3+.
imaginary star:2863 Fast and simple HTTP microservice for image resizing.
imaging Simple Go image processing package.
bild star:2778 Collection of image processing algorithms in pure Go.
mpo Decoder and conversion tool for MPO 3D Photos.
ln star:2607 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.
resize star:2282 Image resizing for Go with common interpolation methods.
gg star:2143 2D rendering in pure Go.
pt star:1837 Path tracing engine written in Go.
smartcrop star:1334 Finds good crops for arbitrary images and crop sizes.
gift star:1300 Package of image processing filters.
picfit star:1191 An image resizing server written in Go.
imagick star:1115 Go binding to ImageMagick's MagickWand C API.
geopattern star:1051 Create beautiful generative image patterns from a string.
bimg star:892 Small package for fast and efficient image processing using libvips.
stegify star:604 Go tool for LSB steganography, capable of hiding any file within an image.
svgo Go Language Library for SVG generation.
tga Package tga is a TARGA image format decoder/encoder.
darkroom An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
canvas star:410 Vector graphics to PDF, SVG or rasterized image.
image2ascii star:366 Convert image to ASCII.
govatar star:342 Library and CMD tool for generating funny avatars.
goimagehash star:269 Go Perceptual image hashing package.
rez star:199 Image resizing in pure Go and SIMD.
img star:133 Selection of image manipulation tools.
go-cairo star:92 Go binding for the cairo graphics library.
gltf star:59 Efficient and robust glTF 2.0 reader, writer and validator.
go-opencv Go bindings for OpenCV.
go-nude Nudity detection with Go.
go-gd star:52 Go binding for GD library.
steganography star:43 Pure Go Library for LSB steganography.
cameron star:40 An avatar generator for Go.
goimghdr star:33 The imghdr module determines the type of image contained in a file for Go.
go-webcolors star:24 Port of webcolors library from Python to Go.

IoT (Internet of Things)

Libraries for programming devices of the IoT.

flogo star:1355 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.
mainflux star:795 Industrial IoT Messaging and Device Management Server.
periph Peripherals I/O to interface with low-level board facilities.
connectordb Open-Source Platform for Quantified Self & IoT.
devices star:229 Suite of libraries for IoT devices, experimental for x/exp/io.
sensorbee star:191 Lightweight stream processing engine for IoT.
huego star:133 An extensive Philips Hue client library for Go.
iot IoT is a simple framework for implementing a Google IoT Core device.
eywa star:44 Project Eywa is essentially a connection manager that keeps track of connected devices.

Job Scheduler

Libraries for scheduling jobs.

JobRunner star:654 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
jobs star:464 Persistent and flexible background jobs library.
scheduler star:318 Cronjobs scheduling made easy.
clockwerk Go package to schedule periodic jobs using a simple, fluent syntax.
clockwork Simple and intuitive job scheduling library in Go.
go-cron star:181 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.
gron Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
leprechaun star:61 Job scheduler that supports webhooks, crons and classic scheduling.

JSON

Libraries for working with JSON.

gojson star:2148 Automatically generate Go (golang) struct definitions from example JSON.
jsongo star:94 Fluent API to make it easier to create Json objects.
gjo star:71 Small utility to create JSON objects.
GJSON Get a JSON value with one line of code.
go-jsonerror Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.
go-respond Go package for handling common HTTP JSON responses.
gojq JSON query in Golang.
jettison star:69 High performance, reflection-less JSON encoder for Go.
JSON-to-Go Convert JSON to Go struct.
JayDiff star:63 JSON diff utility written in Go.
mp star:38 Simple cli email parser. It currently takes stdin and outputs JSON.
json2go star:31 Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
ajson star:23 Abstract JSON for golang with JSONPath support.
jsonhal star:9 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
kazaam API for arbitrary transformation of JSON documents.
jsonapi-errors star:8 Go bindings based on the JSON API errors reference.
jsonf Console tool for highlighted formatting and struct query fetching JSON.
ej star:3 Write and read JSON from different sources succinctly.
mapslice-json star:1 Go MapSlice for ordered marshal/ unmarshal of maps in JSON.

Logging

Libraries for generating and working with log files.

zap star:9039 Fast, structured, leveled logging in Go.
spew star:3739 Implements a deep pretty printer for Go data structures to aid in debugging.
zerolog star:2960 Zero-allocation JSON logger.
glog star:2477 Leveled execution logs for Go.
go-cronowriter Simple writer that rotate log files automatically based on current date and time, like cronolog.
lumberjack star:1781 Simple rolling logger, implements io.WriteCloser.
tail star:1713 Go package striving to emulate the features of the BSD tail program.
seelog star:1434 Logging functionality with flexible dispatching, filtering, and formatting.
log15 star:951 Simple, powerful logging for Go.
log star:793 Structured logging package for Go.
onelog star:362 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.
logxi star:344 12-factor app logger that is fast and makes you happy.
log star:272 Simple, configurable and scalable Structured Logging for Go.
logutils star:269 Utilities for slightly better logging in Go (Golang) extending the standard logger.
go-logger star:249 Simple logger of Go Programs, with level handlers.
xlog star:132 Structured logger for net/context aware HTTP handlers with flexible dispatching.
rollingwriter star:129 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
ozzo-log star:111 High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
log-voyage star:84 Full-featured logging saas written in golang.
stdlog star:42 Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
gologger star:38 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
logex star:34 Golang log lib, supports tracking and level, wrap by standard log lib.
logger Minimalistic logging library for Go.
go-log star:34 Log4j implementation in Go.
log star:23 Structured log interface for Go cleanly separates logging facade from its implementation.
glg glg is simple and fast leveled logging library for Go.
distillog star:22 distilled levelled logging (think of it as stdlib + log levels).
mlog star:19 Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
journald Go implementation of systemd Journal's native API for logging.
gone/log Fast, extendable, full-featured, std-lib source compatible log library.
gomol star:16 Multiple-output, structured logging for Go with extensible logging outputs.
log An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
logdump star:9 Package for multi-level logging.
glo star:9 PHP Monolog inspired logging facility with identical severity levels.
logmatic star:6 Colorized logger for Golang with dynamic log level configuration.
xlog star:6 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
logrusly logrus plug-in to send errors to a Loggly.
logrusiowriter io.Writer implementation using logrus logger.
logrus Structured logger for Go.
logo star:5 Golang logger to different configurable writers.
go-log Log lib supports level and multi handlers.
go-log Simple and configurable Logging in Go, with level, formatters and writers.
go-log star:3 A logging library with strack traces, object dumping and optional timestamps.

Machine Learning

Libraries for Machine Learning.

GoLearn star:7007 General Machine Learning library for Go.
gorgonia star:3159 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
bayesian Naive Bayesian Classification for Golang.
tfgo star:1311 Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.
goml star:1070 On-line Machine Learning in Go.
gosseract star:1053 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
gorse star:919 An offline recommender system backend based on collaborative filtering written in Go.
CloudForest star:667 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
evoli Genetic Algorithm and Particle Swarm Optimization library.
fonet A Deep Neural Network library written in Go.
eaopt star:663 An evolutionary optimization library.
gobrain star:432 Neural Networks written in go.
ocrserver star:269 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
regommend star:264 Recommendation & collaborative filtering engine.
go-deep star:254 A feature-rich neural network library in Go.
go-fann Go bindings for Fast Artificial Neural Networks(FANN) library.
probab Probability distribution functions. Bayesian inference. Written in pure Go.
onnx-go star:241 Go Interface to Open Neural Network Exchange (ONNX).
go-galib star:178 Genetic Algorithms library written in Go / golang.
goRecommend star:155 Recommendation Algorithms library written in Go.
shield star:129 Bayesian text classifier with flexible tokenizers and storage backends for Go.
Goptuna star:116 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
goga star:85 Genetic algorithm library for Go.
libsvm star:64 libsvm golang version derived work based on LIBSVM 3.14.
neural-go star:61 Multilayer perceptron network implemented in Go, with training via backpropagation.
go-pr star:59 Pattern recognition package in Go lang.
gonet star:57 Neural Network for Go.
neat star:56 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
goscore star:44 Go Scoring API for PMML.
golinear star:39 liblinear bindings for Go.
Varis star:28 Golang Neural Network.
godist star:25 Various probability distributions, and associated methods.
go-cluster star:21 Go implementation of the k-modes and k-prototypes clustering algorithms.
GoMind star:7 A simplistic Neural Network Library in Go.
randomforest star:3 Easy to use Random Forest library for Go.

Messaging

Libraries that implement messaging systems.

sarama star:5419 Go library for Apache Kafka.
gorush star:4185 Push notification server using APNs2 and google GCM.
machinery star:3856 Asynchronous task queue/job queue based on distributed message passing.
go-socket.io star:3249 socket.io library for golang, a realtime application framework.
nsq-event-bus A tiny wrapper around NSQ topic and channel.
NATS Go Client star:2681 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
APNs2 star:2256 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
Benthos star:2225 A message streaming bridge between a range of protocols.
gopush-cluster star:1893 gopush-cluster is a go push server cluster.
Mercure star:1868 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
melody star:1746 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
go-nsq star:1592 the official Go package for NSQ.
mangos star:1537 Pure go implementation of the Nanomsg ("Scalable Protocols") with transport interoperability.
Uniqush-Push star:1136 Redis backed unified push service for server-side notifications to mobile devices.
Gollum star:832 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
zmq4 star:831 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
Beaver star:808 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
EventBus star:649 The lightweight event bus with async compatibility.
golongpoll star:444 HTTP longpoll server library that makes web pub-sub simple.
dbus star:424 Native Go bindings for D-Bus.
emitter star:337 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
Glue star:331 Robust Go and Javascript Socket Library (Alternative to Socket.io).
pubsub star:307 Simple pubsub package for go.
guble star:142 Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
Bus star:138 Minimalist message bus implementation for internal communication.
Centrifugo Real-time messaging (Websockets or SockJS) server in Go.
rabtap star:105 RabbitMQ swiss army knife cli app.
oplog star:102 Generic oplog/replication system for REST APIs.
messagebus star:85 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
rabbus star:69 A tiny wrapper over amqp exchanges and queues.
drone-line star:67 Sending Line notifications using a binary, docker or Drone CI.
RapidMQ star:58 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
redisqueue redisqueue provides a producer and consumer of a queue that uses Redis streams.
go-notify star:48 Native implementation of the freedesktop notification spec.
hub star:44 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
Commander star:39 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
event star:33 Implementation of the pattern observer.
go-vitotrol star:12 Client library to Viessmann Vitotrol web service.
jazz star:9 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
gaurun-client star:8 Gaurun Client written in Go.
ami star:5 Go client to reliable queues based on Redis Cluster Streams.
rmqconn star:3 RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.

Microsoft Office

unioffice star:2099 Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents.

Microsoft Excel

Libraries for working with Microsoft Excel.

excelize star:5721 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
go-excel A simple and light reader to read a relate-db-like excel as a table.
xlsx star:3900 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
xlsx star:105 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
goxlsxwriter star:15 Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

dig star:1266 A reflection based dependency injection toolkit for Go.
fx star:1171 A dependency injection based application framework for Go (built on top of dig).
container star:76 A powerful IoC Container with fluent and easy-to-use interface.
inject star:53 A reflection based dependency injection container with simple interface.
dingo star:40 A dependency injection toolkit for Go, based on Guice.
alice star:38 Additive dependency injection container for Golang.
wire star:26 Strict Runtime Dependency Injection for Golang.
linker star:21 A reflection based dependency injection and inversion of control library with components lifecycle support.
gocontainer star:12 Simple Dependency Injection Container.

Project Layout

Unofficial set of patterns for structuring projects.

golang-standards/project-layout star:13225 Set of common historical and emerging project layout patterns in the Go ecosystem.
modern-go-application star:538 Go application boilerplate and example applying modern practices.
cookiecutter-golang star:317 A Go application boilerplate template for quick starting projects following production best practices.
scaffold star:55 Scaffold generates starter Go project layout. Lets you focus on business logic implemeted.
go-sample star:45 A sample layout for Go application projects with the real code.

Strings

Libraries for working with strings.

xstrings star:720 Collection of useful string functions ported from other languages.
strutil star:84 String utilities.

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

gosh Provide Go Statistics Handler, Struct, Measure Method.
gopsutil star:4547 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
archiver star:2734 Library and command for making and extracting .zip and .tar.gz archives.
gosms star:1268 Your own local SMS gateway in Go that can be used to send SMS.
go-resiliency star:973 Resiliency patterns for golang.
gofakeit star:825 Random data generator written in go.
go-openapi Collection of packages to parse and utilize open-api schemas.
go-commons-pool star:768 Generic object pool for Golang.
shortid star:523 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
llvm star:495 Library for interacting with LLVM IR in pure Go.
health star:380 Easy to use, extensible health check library.
conv star:350 Package conv provides fast and intuitive conversions across Go types.
banner star:253 Add beautiful banners into your Go applications.
battery Cross-platform, normalized battery information library.
base64Captcha Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
gountries star:232 Package that exposes country and subdivision data.
ffmt star:152 Beautify data display for Humans.
stateless star:147 A fluent library for creating state machines.
lk star:143 A simple licensing library for golang.
stats star:131 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
ghorg star:125 Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, and Bitbucket.
bitio star:114 Highly optimized bit-level Reader and Writer for Go.
healthcheck star:105 An opinionated and concurrent health-check HTTP handler for RESTful services.
turtle star:94 Emojis for Go.
go-unarr star:86 Decompression library for RAR, TAR, ZIP and 7z archives.
gommit star:85 Analyze git commit messages to ensure they follow defined patterns.
gotoprom star:81 Type-safe metrics builder wrapper library for the official Prometheus client.
indigo star:58 Distributed unique ID generator of using Sonyflake and encoded by Base58.
morse star:56 Library to convert to and from morse code.
numa NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.
xkg star:48 X Keyboard Grabber.
persian star:40 Some utilities for Persian language in go.
pdfgen star:38 HTTP service to generate PDF from Json requests.
datacounter star:31 Go counters for readers/writer/http.ResponseWriter.
captcha Package captcha provides an easy to use, unopinionated API for captcha generation.
browscap_go star:31 GoLang Library for Browser Capabilities Project.
autoflags star:26 Go package to automatically define command line flags from struct fields.
xdg star:21 FreeDesktop.org (xdg) Specs implemented in Go.
url-shortener star:19 A modern, powerful, and robust URL shortener microservice with mysql support.
VarHandler Generate boilerplate http input and output handling.
sandid star:14 Every grain of sand on earth has its own ID.
antch A fast, powerful and extensible web crawling & scraping framework.
anagent star:11 Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
avgRating star:10 Calculate average score and rating based on Wilson Score Equation.
hostutils star:8 A golang library for packing and unpacking FQDNs list.
shellwords star:8 A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
metrics star:6 Library for metrics instrumentation and Prometheus exposition.

Natural Language Processing

Libraries for working with human languages.

prose star:2433 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
gse star:1207 Go efficient text segmentation; support english, chinese, japanese and other.
when star:1060 Natural EN and RU language date/time parser with pluggable rules.
gojieba star:981 This is a Go implementation of jieba which a Chinese word splitting algorithm.
go-pinyin star:647 CN Hanzi to Hanyu Pinyin converter.
kagome star:472 JP morphological analyzer written in pure Go.
whatlanggo star:397 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
nlp star:361 Extract values from strings and fill your structs with nlp.
sentences star:266 Sentence tokenizer: converts text into a list of sentences.
nlp star:241 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
go-i18n Package and an accompanying tool to work with localized text.
go-nlp star:82 Utilities for working with discrete probability distributions and other tools useful for doing NLP work.
getlang star:82 Fast natural language detection package.
gounidecode star:68 Unicode transliterator (also known as unidecode) for Go.
go-unidecode star:67 ASCII transliterations of Unicode text.
textcat star:62 Go package for n-gram based text categorization, with support for utf-8 and raw text.
MMSEGO star:59 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
go-stem star:56 Implementation of the porter stemming algorithm.
RAKE.go star:55 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
stemmer star:49 Stemmer packages for Go programming language. Includes English and German stemmers.
segment star:47 Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
porter2 star:37 Really fast Porter 2 stemmer.
go2vec star:33 Reader and utility functions for word2vec embeddings.
petrovich star:28 Petrovich is the library which inflects Russian names to given grammatical case.
paicehusk star:26 Golang implementation of the Paice/Husk Stemming Algorithm.
snowball star:25 Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
go-mystem star:23 CGo bindings to Yandex.Mystem - russian morphology analyzer.
icu star:19 Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
golibstemmer star:17 Go bindings for the snowball libstemmer library including porter 2.
shamoji star:11 The shamoji is word filtering package written in Go.
libtextcat star:10 Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
porter star:8 This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
gotokenizer star:6 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
go-localize star:3 Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings.
detectlanguage star:1 Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Networking

Libraries for working with various layers of the network.

fasthttp star:11568 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
kcptun star:11505 Extremely simple & fast udp tunnel based on KCP protocol.
dns star:4333 Go library for working with DNS.
quic-go star:3775 An implementation of the QUIC protocol in pure Go.
HTTPLab star:3521 HTTPLabs let you inspect HTTP requests and forge responses.
gopacket star:3254 Go library for packet processing with libpcap bindings.
kcp-go star:2459 KCP - Fast and Reliable ARQ Protocol.
gobgp star:1813 BGP implemented in the Go Programming Language.
gnet star:1689 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
ssh star:1518 Higher-level API for building SSH servers (wraps crypto/ssh).
fortio star:1152 Load testing library and command line tool, advanced echo server and web UI. Allows to specify a set query-per-second load and record latency histograms and other useful stats and graph them. Tcp, Http, gRPC.
water star:958 Simple TUN/TAP library.
webrtc A pure Go implementation of the WebRTC API.
go-getter star:854 Go library for downloading files or directories from various sources using a URL.
gev star:782 gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
NFF-Go star:766 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
grab star:638 Go package for managing file downloads.
ftp star:617 Package ftp implements a FTP client as described in RFC 959.
mdns star:616 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.
lhttp star:547 Powerful websocket framework, build your IM server more easily.
gotcp star:449 Go package for quickly writing tcp applications.
cidranger star:441 Fast IP to CIDR lookup for Go.
peerdiscovery star:402 Pure Go library for cross-platform local peer discovery using UDP multicast.
gopcap star:376 Go wrapper for libpcap.
sftp Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
raw star:341 Package raw enables reading and writing data at the device driver level for a network interface.
stun star:339 Go implementation of RFC 5389 STUN protocol.
tcp_server star:314 Go library for building tcp servers faster.
winrm star:239 Go WinRM client to remotely execute commands on Windows machines.
buffstreams star:235 Streaming protocolbuffer data over TCP made easy.
arp star:214 Package arp implements the ARP protocol, as described in RFC 826.
ethernet star:195 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
utp star:153 Go uTP micro transport protocol implementation.
jazigo star:144 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
canopus star:137 CoAP Client/Server implementation (RFC 7252).
gmqtt star:129 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
sslb star:124 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
gNxI star:117 A collection of tools for Network Management that use the gNMI and gNOI protocols.
gaio star:101 High performance async-io networking for Golang in proactor mode.
xtcp star:93 TCP Server Framework with simultaneous full duplex communication,graceful shutdown,custom protocol.
ether star:65 Cross-platform Go package for sending and receiving ethernet frames.
dhcp6 star:65 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
linkio star:47 Network link speed simulation for Reader/Writer interfaces.
packet star:43 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
portproxy star:43 Simple TCP proxy which adds CORS support to API's which don't support it.
iplib star:28 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
graval star:25 Experimental FTP server framework.
publicip star:18 Package publicip returns your public facing IPv4 address (internet egress).
golibwireshark star:17 Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
go-stun Go implementation of the STUN client (RFC 3489 and RFC 5389).
llb star:10 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.
go-powerdns star:10 PowerDNS API bindings for Golang.
gosnmp Native Go library for performing SNMP actions.
goshark star:9 Package goshark use tshark to decode IP packet and create data struct to analyse packet.
gosocsvr Socket server made simple.
tspool star:6 A TCP Library use worker pool to improve performance and protect your server.
httpproxy star:2 HTTP proxy handler and dialer.

HTTP Clients

Libraries for making HTTP requests.

resty star:2562 Simple HTTP and REST client for Go inspired by Ruby rest-client.
grequests star:1522 A Go "clone" of the great and famous Requests library.
heimdall An enchanced http client with retry and hystrix capabilities.
sling star:1098 Sling is a Go HTTP client library for creating and sending API requests.
pester star:353 Go HTTP client calls with retries, backoff, and concurrency.
gentleman Full-featured plugin-driven HTTP client library.
rq star:34 A nicer interface for golang stdlib HTTP client.
httpretry star:2 Enriches the default go HTTP client with retry functionality.

OpenGL

Libraries for using OpenGL in Go.

glfw star:862 Go bindings for GLFW 3.
gl star:689 Go bindings for OpenGL (generated via glow).
mathgl star:315 Pure Go math package specialized for 3D math, with inspiration from GLM.
goxjs/gl star:131 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
goxjs/glfw star:60 Go cross-platform glfw library for creating an OpenGL context and receiving events.

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

GORM star:17254 The fantastic ORM library for Golang, aims to be developer friendly.
Xorm star:5802 Simple and powerful ORM for Go.
gorp star:3293 Go Relational Persistence, ORM-ish library for Go.
upper.io/db Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
SQLBoiler star:2664 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
pop/soda star:824 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
QBS star:547 Stands for Query By Struct. A Go ORM.
rel Golang SQL Repository Layer for Clean (Onion) Architecture.
reform Better ORM for Go, based on non-empty interfaces and code generation.
go-queryset star:489 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
go-sqlbuilder star:351 A flexible and powerful SQL string builder library plus a zero-config ORM.
gormt star:334 Mysql database to golang gorm struct.
beego orm Powerful orm framework for go. Support: pq/mysql/sqlite3.
Zoom star:249 Blazing-fast datastore and querying engine built on Redis.
grimoire star:125 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
go-store star:100 Simple and fast Redis backed key-value store library for Go.
Marlow star:75 Generated ORM from project structs for compile time safety assurances.
go-firestorm star:10 A simple ORM for Google/Firebase Cloud Firestore.
go-pg PostgreSQL ORM with focus on PostgreSQL specific features and performance.
lore star:5 Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.

Package Management

Official tooling for dependency and package management

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

Official experimental tooling for package management

dep star:13112 Go dependency tool.
vgo Versioned Go.

Unofficial libraries for package and dependency management.

glide star:7953 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
godep star:5646 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
gopm star:2463 Go Package Manager.
govendor Go Package Manager. Go vendor tool that works with the standard vendor file.
gpm Barebones dependency manager for Go.
gom star:1377 Go Manager - bundle for go.
goop star:780 Simple dependency manager for Go (golang), inspired by Bundler.
nut star:244 Vendor Go dependencies.
johnny-deps star:214 Minimal dependency version using Git.
gigo star:198 PIP-like dependency tool for golang, with support for private repositories and hashes.
VenGO star:116 create and manage exportable isolated go virtual environments.
mvn-golang star:99 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
gop star:49 Build and manage your Go applications out of GOPATH.

Performance

jaeger star:10270 A distributed tracing system.
profile star:1187 Simple profiling support package for Go.
tracer star:20 Simple, lightweight tracing.

Query Language

graphql-go star:6049 Implementation of GraphQL for Go.
jsonql star:217 JSON query expression library in Golang.
rql star:134 Resource Query Language for REST API.
graphql star:52 graphql parser + utilities.
graphql GraphQL server with a focus on ease of use.
jsonslice star:38 Jsonpath queries with advanced filters.
gojsonq A simple Go package to Query over JSON Data.
straf star:10 Easily Convert Golang structs to GraphQL objects.

Resource Embedding

packr star:2627 The simple and easy way to embed static files into Go binaries.
statik star:2518 Embeds static files into a Go executable.
templify Embed external template files into Go code to create single file binaries.
go.rice star:1843 go.rice is a Go package that makes working with resources such as html,js,css,images and templates very easy.
vfsgen star:802 Generates a vfsdata.go file that statically implements the given virtual filesystem.
esc star:527 Embeds files into Go programs and provides http.FileSystem interfaces to them.
fileb0x star:502 Simple tool to embed files in go with focus on "customization" and ease to use.
go-resources star:163 Unfancy resources embedding with Go.
statics star:54 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
go-embed star:20 Generates go code to embed resource files into your library or executable.

Science and Data Analysis

Libraries for scientific computing and data analyzing.

gonum star:3538 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
stats star:1625 Statistics package with common functions missing from the Golang standard library.
gonum/plot star:1396 gonum/plot provides an API for building and drawing plots in Go.
streamtools star:1317 general purpose, graphical tool for dealing with streams of data.
go-dsp star:664 Digital Signal Processing for Go.
chart star:623 Simple Chart Plotting library for Go. Supports many graphs types.
gosl Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
goraph star:619 Pure Go graph theory library(data structure, algorith visualization).
ewma star:288 Exponentially-weighted moving averages.
dataframe-go star:155 Dataframes for machine-learning and statistics (similar to pandas).
gohistogram star:138 Approximate histograms for data streams.
TextRank star:95 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
pagerank star:54 Weighted PageRank algorithm implemented in Go.
geom star:43 2D geometry for golang.
evaler star:39 Simple floating point arithmetic expression evaluator.
goent star:16 GO Implementation of Entropy Measures.
triangolatte star:12 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
ode star:11 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.
piecewiselinear star:11 Tiny linear interpolation library.
graph Library of basic graph algorithms.
GoStats star:10 GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
PiHex star:8 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
assocentity star:6 Package assocentity returns the average distance from words to a given entity.
go-gt star:5 Graph theory algorithms written in "Go" language.
rootfinding star:3 root-finding algorithms library for finding roots of quadratic functions.
sparse Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
bradleyterry star:2 Provides a Bradley-Terry Model for pairwise comparisons.

Security

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

lego star:3861 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
Cameradar star:2120 Tool and library to remotely hack RTSP streams from surveillance cameras.
acmetool star:1739 ACME (Let's Encrypt) client tool with automatic renewal.
memguard star:1714 A pure Go library for handling sensitive values in memory.
secure star:1420 HTTP middleware for Go that facilitates some quick security wins.
acra star:534 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
nacl star:476 Go implementation of the NaCL set of API's.
BadActor star:263 In-memory, application-driven jailer built in the spirit of fail2ban.
passlib star:232 Futureproof password hashing library.
ssh-vault star:228 encrypt/decrypt using ssh keys.
simple-scrypt star:163 Scrypt package with a simple, obvious API and automatic cost calibration built-in.
go-yara star:150 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
argon2pw star:80 Argon2 password hash generation with constant-time password comparison.
autocert Auto provision Let's Encrypt certificates and start a TLS server.
goSecretBoxPassword star:34 A probably paranoid package for securely hashing and encrypting passwords.
Interpol Rule-based data generator for fuzzing and penetration testing.
goArgonPass star:12 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
certificates star:11 An opinionated tool for generating tls certificates.
sslmgr star:8 SSL certificates made easy with a high level wrapper around acme/autocert.
go-generate-password star:7 Password generator that can be used on the cli or as a library.

Serialization

Libraries and tools for binary serialization.

jsoniter star:7192 High-performance 100% compatible drop-in replacement of "encoding/json".
goprotobuf star:6194 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
gogoprotobuf star:3518 Protocol Buffers for Go with Gadgets.
mapstructure star:3072 Go library for decoding generic map values into native Go structures.
go-codec star:1358 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
colfer star:517 Code generation for the Colfer binary format.
csvutil star:350 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
go-capnproto star:276 Cap'n Proto library and parser for go.
php_session_decoder star:135 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
cbor star:111 Small, safe, and easy CBOR encoding and decoding library.
structomap star:110 Library to easily and dynamically generate maps from static structures.
bambam star:60 generator for Cap'n Proto schemas from go.
asn1 star:43 Asn.1 BER and DER encoding library for golang.
binstruct star:16 Golang binary decoder for mapping data into the structure.
fwencoder star:10 Fixed width file parser (encoding and decoding library) for Go.
bel star:8 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
pletter star:7 A standard way to wrap a proto message for message brokers.
fixedwidth star:4 Fixed-width text formatting (UTF-8 supported).

Server Applications

etcd star:29772 Highly-available key value store for shared configuration and service discovery.
consul Consul is a tool for service discovery, monitoring and configuration.
Caddy star:26442 Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
psql-streamer Stream database events from PostgreSQL to Kafka.
riemann-relay Relay to load-balance Riemann events and/or convert them to Carbon.
minio star:20371 Minio is a distributed object storage server.
nginx-prometheus Nginx log parser and exporter to Prometheus.
nsq A realtime distributed messaging platform.
RoadRunner star:4010 High-performance PHP application server, load-balancer and process manager.
devd star:2947 Local webserver for developers.
algernon star:1668 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
SFTPGo star:1229 Full featured and highly configurable SFTP server software.
flipt star:1166 A self contained feature flag solution written in Go and Vue.js
Trickster star:1045 HTTP reverse proxy cache and time series accelerator.
yakvs Small, networked, in-memory key-value store.
Fider star:1017 Fider is an open platform to collect and organize customer feedback.
Flagr star:992 Flagr is an open-source feature flagging and A/B testing service.
discovery star:853 A registry for resilient mid-tier load balancing and failover.
jackal star:790 An XMPP server written in Go.
dudeldu star:108 A simple SHOUTcast server.

Stream Processing

Libraries and tools for stream processing and reactive programming.

go-streams Go stream processing library.

Template Engines

Libraries and tools for templating and lexing.

quicktemplate star:1636 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
pongo2 star:1614 Django-like template-engine for Go.
mustache star:980 Go implementation of the Mustache template language.
amber star:840 Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade.
ace star:781 Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold.
Razor star:730 Razor view engine for Golang.
jet star:624 Jet template engine.
ego star:428 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
raymond star:360 Complete handlebars implementation in Go.
gofpdf PDF document generator with high level support for text, drawing and images.
fasttemplate star:352 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
Soy star:147 Closure templates (aka Soy templates) for Go, following the official spec.
maroto star:116 A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
goview star:103 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
hero Hero is a handy, fast and powerful go template engine.
liquid star:100 Go implementation of Shopify Liquid templates.
kasia.go star:71 Templating system for HTML and other text documents - go implementation.
velvet star:71 Complete handlebars implementation in Go.
damsel star:22 Markup language featuring html outlining via css-selectors, extensible via pkg html/template and others.
extemplate star:19 Tiny wrapper around html/template to allow for easy file-based template inheritance.
gospin star:7 Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations.

Testing

Libraries for testing codebases and generating test data.

Testing Frameworks
- httpexpect star:1291 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
- gofight API Handler Testing for Golang Router framework.
- godog star:939 Cucumber or Behat like BDD framework for Go.
- baloo star:674 Expressive and versatile end-to-end HTTP API testing made easy.
- GoConvey BDD-style framework with web UI and live reload.
- goblin star:658 Mocha like testing framework fo Go.
- gocheck More advanced testing framework alternative to gotest.
- testfixtures star:441 A helper for Rails' like test fixtures to test database applications.
- Testify Sacred extension to the standard go testing package.
- testmd Convert markdown snippets into testable go code.
- go-vcr star:384 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
- frisby star:255 REST API testing framework.
- ginkgo BDD Testing Framework for Go.
- go-testdeep Extremely flexible golang deep comparison, extends the go testing package.
- go-carpet star:202 Tool for viewing test coverage in terminal.
- go-cmp Package for comparing Go values in tests.
- go-mutesting Mutation testing for Go source code.
- charlatan star:192 Tool to generate fake interface implementations for tests.
- gotest.tools star:147 A collection of packages to augment the go testing package and support common patterns.
- dbcleaner star:99 Clean database for testing purpose, inspired by database_cleaner in Ruby.
- cupaloy Simple snapshot testing addon for your test framework.
- commander star:87 Tool for testing cli applications on windows, linux and osx.
- wstest star:72 Websocket client for unit-testing a websocket http.Handler.
- apitest Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams.
- gospecify star:53 This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
- restit star:50 Go micro framework to help writing RESTful API integration test.
- jsonassert star:33 Package for verifying that your JSON payloads are serialized correctly.
- dsunit star:28 Datastore testing for SQL, NoSQL, structured files.
- Hamcrest star:27 fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
- assert star:17 Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
- testcase star:12 Idiomatic testing framework for Behavior Driven Development.
- endly Declarative end to end functional testing.
- embedded-postgres star:11 Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
- flute star:11 HTTP client testing framework.
- gosuite star:9 Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
- badio star:9 Extensions to Go's testing/iotest package.
- gocrest star:9 Composable hamcrest-like matchers for Go assertions.
- GoSpec BDD-style testing framework for the Go programming language.
- gomega Rspec like matcher/assertion library.
- gomatch library created for testing JSON against patterns.
- schema star:8 Quick and easy expression matching for JSON schemas used in requests and responses.
- gogiven star:8 YATSPEC-like BDD testing framework for Go.
- biff star:8 Bifurcation testing framework, BDD compatible.
- testsql star:7 Generate test data from SQL files before testing and clear it after finished.
- trial Quick and easy extendable assertions without introducing much boilerplate.
- Tt star:6 Simple and colorful test tools.
Mock
- gomock star:3797 Mocking framework for the Go programming language.
- go-sqlmock star:2248 Mock SQL driver for testing database interactions.
- gock star:954 Versatile HTTP mocking made easy.
- httpmock star:706 Easy mocking of HTTP responses from external resources.
- counterfeiter star:397 Tool for generating self-contained mock objects.
- minimock star:294 Mock generator for Go interfaces.
- go-txdb star:232 Single transaction based database driver mainly for testing purposes.
- govcr star:88 HTTP mock for Golang: record and replay HTTP interactions for offline testing.
- hoverfly HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
- mockhttp star:22 Mock object for Go http.ResponseWriter.
- timex A test-friendly replacement for the native time package.
Fuzzing and delta-debugging/reducing/shrinking.
- go-fuzz star:3314 Randomized testing system.
- gofuzz star:724 Library for populating go objects with random values.
- Tavor star:221 Generic fuzzing and delta-debugging framework.
Selenium and browser control tools.
- chromedp star:4346 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
- selenoid star:1498 alternative Selenium hub server that launches browsers within containers.
- cdp star:408 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
- ggr star:237 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.
Fail injection
- failpoint star:480 An implementation of failpoints for Golang.

Text Processing

Libraries for parsing and manipulating texts.

Specific Formats
- colly star:10122 Fast and Elegant Scraping Framework for Gophers.
- GoQuery star:8413 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
- blackfriday star:4253 Markdown processor in Go.
- toml star:3058 TOML configuration format (encoder/decoder with reflection).
- sh star:2509 Shell parser and formatter.
- go-humanize star:2106 Formatters for time, numbers, and memory size to human readable format.
- bluemonday star:1455 HTML Sanitizer.
- inject star:1198 Package inject provides a reflect based injector.
- gofeed star:1195 Parse RSS and Atom feeds in Go.
- go-toml star:702 Go library for the TOML format with query support and handy cli tools.
- commonregex star:583 A collection of common regular expressions for Go.
- slug star:508 URL-friendly slugify with multiple languages support.
- dataflowkit star:362 Web scraping Framework to turn websites into structured data.
- mxj star:362 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
- gommon/bytes Format bytes to string.
- gographviz star:343 Parses the Graphviz DOT language.
- gotext star:251 GNU gettext utilities for Go.
- go-runewidth star:243 Functions to get fixed width of the character or string.
- htmlquery star:197 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
- goq star:162 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
- go-nmea star:112 NMEA parser library for the Go language.
- sdp star:85 SDP: Session Description Protocol [RFC 4566].
- go-zero-width star:77 Zero-width character detection and removal for Go.
- align star:63 A general purpose application that aligns text.
- goribot star:62 A simple golang spider/scraping framework,build a spider in 3 lines.
- podcast star:58 iTunes Compliant and RSS 2.0 Podcast Generator in Golang
- github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
- genex star:58 Count and expand Regular Expressions into all matching Strings.
- go-slugify star:58 Make pretty slug with multiple languages support.
- editorconfig-core-go star:56 Editorconfig file parser and manipulator for Go.
- guesslanguage star:45 Functions to determine the natural language of a unicode text.
- goregen star:40 Library for generating random strings from regular expressions.
- allot star:38 Placeholder and wildcard text parsing for CLI tools and bots.
- go-vcard star:33 Parse and format vCard.
- go-fixedwidth star:33 Fixed-width text formatting (encoder/decoder with reflection).
- gonameparts star:31 Parses human names into individual name parts.
- did star:28 DID (Decentralized Identifiers) Parser and Stringer in Go.
- Slugify star:27 Go slugify application that handles string.
- codetree star:14 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
- enca star:8 Minimal cgo bindings for libenca.
- syndfeed star:7 A syndication feed for Atom 1.0 and RSS 2.0.
- bbConvert star:5 Converts bbCode to HTML that allows you to add support for custom bbCode tags.
- ltsv star:4 High performance LTSV (Labeled Tab Separeted Value) reader for Go.
- doi star:4 Document object identifier (doi) parser in Go.
- encdec star:3 Package provides a generic interface to encoders and decodersa.
Utility
- xurls star:590 Extract urls from text.
- gotabulate star:229 Easily pretty-print your tabular data with Go.
- radix star:157 fast string sorting algorithm.
- parth star:35 URL path segmentation parsing.
- gofuckyourself star:21 A sanitization-based swear filter for Go.
- xj2go star:18 Convert xml or json to go struct.
- kace star:12 Common case conversions covering common initialisms.
- parseargs-go star:8 string argument parser that understands quotes and backslashes.
- Tagify star:8 Produces a set of tags from given source.
- TySug star:4 Alternative suggestions with respect to keyboard layouts.
- textwrap star:1 Implementation of textwrap module from Python.

Third-party APIs

Libraries for accessing third party APIs.

aws-sdk-go star:5594 The official AWS SDK for the Go programming language.
github star:5538 Go library for accessing the GitHub REST API v3.
google star:2133 Auto-generated Google APIs for Go.
google-cloud star:2034 Google Cloud APIs Go Client Library.
discordgo star:1138 Go bindings for the Discord Chat API.
stripe star:1086 Go client for the Stripe API.
anaconda star:1016 Go client library for the Twitter 1.1 API.
go-twitter star:906 Go client library for the Twitter v1.1 APIs.
minio-go star:874 Minio Go Library for Amazon S3 compatible cloud storage.
facebook star:841 Go Library that supports the Facebook Graph API.
go-jira star:684 Go client library for Atlassian JIRA
githubql star:603 Go library for accessing the GitHub GraphQL API v4.
webhooks star:455 Webhook receiver for GitHub and Bitbucket.
geo-golang star:341 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
paypal star:339 Wrapper for PayPal payment API.
go-marathon star:192 Go library for interacting with Mesosphere's Marathon PAAS.
ethrpc star:180 Go bindings for Ethereum JSON RPC API.
Trello star:127 Go wrapper for the Trello API.
gostorm star:124 GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells.
Medium star:123 Golang SDK for Medium's OAuth2 API.
hipchat (xmpp) star:112 A golang package to communicate with HipChat over XMPP.
hipchat star:108 This project implements a golang client library for the Hipchat API.
go-trending star:108 Go library for accessing trending repositories and developers at Github.
cachet star:78 Go client library for Cachet (open source status page system).
pushover star:70 Go wrapper for the Pushover API.
wit-go star:60 Go client for wit.ai HTTP API.
igdb star:57 Go client for the Internet Game Database API.
clarifai star:57 Go client library for interfacing with the Clarifai API.
megos star:56 Client library for accessing an Apache Mesos cluster.
circleci star:49 Go client library for interacting with CircleCI's API.
gads star:47 Google Adwords Unofficial API.
go-xkcd star:40 Go client for the xkcd API.
GoMusicBrainz star:40 Go MusicBrainz WS2 client library.
amazon-product-advertising-api star:40 Go Client Library for Amazon Product Advertising API.
fcm star:36 Go library for Firebase Cloud Messaging.
slack Slack API in Go.
simples3 star:36 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
uptimerobot star:35 Go wrapper and command-line client for the Uptime Robot v2 API.
golyrics star:34 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
gosip star:34 Go client library SharePoint API.
mixpanel star:32 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
translate star:29 Go online translation package.
gcm star:29 Go library for Google Cloud Messaging.
gami star:27 Go library for Asterisk Manager Interface.
go-unsplash star:27 Go client library for the Unsplash.com API.
golang-tmdb star:26 Golang wrapper for The Movie Database API v3.
ynab star:23 Go wrapper for the YNAB API.
spotify star:21 Go Library to access Spotify WEB API.
patreon-go star:19 Go library for Patreon API.
steam star:19 Go Library to interact with Steam game servers.
shopify star:19 Go Library to make CRUD request to the Shopify API.
go-twitch star:18 Go client for interacting with the Twitch v3 API.
codeship-go star:17 Go client library for interacting with Codeship's API v2.
brewerydb star:17 Go library for accessing the BreweryDB API.
go-myanimelist star:16 Go client library for accessing the MyAnimeList API.
textbelt star:16 Go client for the textbelt.com txt messaging API.
go-imgur star:15 Go client library for imgur
coinpaprika-go star:12 Go client library for interacting with Coinpaprika's API.
google-analytics star:11 Simple wrapper for easy google analytics reporting.
smite star:10 Go package to wraps access to the Smite game API.
go-hacknews star:10 Tiny Go client for HackerNews API.
lastpass-go star:9 Go client library for the LastPass API.
rrdaclient star:8 Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
go-sptrans star:7 Go client library for the SPTrans Olho Vivo API.
go-telegraph Telegraph publishing platform API client.
google-email-audit-api star:6 Go client library for Google G Suite Email Audit API.
tumblr star:6 Go wrapper for the Tumblr v2 API.
go-here star:6 Go client library around the HERE location based APIs.
zooz star:5 Go client for the Zooz API.
go-sophos star:5 Go client library for the Sophos UTM REST API with zero dependencies.
go-postman-collection star:5 Go module to work with Postman Collections (compatible with Insomnia).
gomalshare star:5 Go library MalShare API malshare.com
go-chronos star:3 Go library for interacting with the Chronos Job Scheduler
twitter-scraper star:2 Scrape the Twitter Frontend API without authentication and limits.
TripAdvisor star:1 Go wrapper for the TripAdvisor API.
libgoffi star:1 Library adapter toolbox for native libffi integration
vl-go star:1 Go client library around the VerifID identity verification layer API.
playlyfe star:1 The Playlyfe Rest API Go SDK.

Utilities

General utilities and tools to make your life easier.

fzf star:27175 Command-line fuzzy finder written in Go.
hub star:18986 wrap git commands with additional functionality to interact with github from the terminal.
ctop star:9496 Top-like interface (e.g. htop) for container metrics.
ctxutil A collection of utility functions for contexts.
wuzz star:8550 Interactive cli tool for HTTP inspection.
sqlx star:7833 provides a set of extensions on top of the excellent built-in database/sql package.
usql star:5629 usql is a universal command-line interface for SQL databases.
goreporter Golang tool that does static analysis, unit testing, code review and generate code quality report.
goreleaser star:5189 Deliver Go binaries as fast and easily as possible.
godropbox star:3838 Common libraries for writing Go services/applications from Dropbox.
realize star:3518 Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
hystrix-go star:2356 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
intrinsic Use x86 SIMD without writing any assembly code.
immortal *nix cross-platform (OS agnostic) supervisor.
Task star:2242 simple "Make" alternative.
pattern-match Pattern matching libray.
panicparse star:2205 Groups similar goroutines and colorizes stack dump.
peco Simplistic interactive filtering tool.
minify star:2021 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
go-funk star:1594 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
Storm star:1489 Simple and powerful toolkit for BoltDB.
mmake star:1483 Modern Make.
mc star:1361 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.
mole star:1352 cli app to easily create ssh tunnels.
filetype star:1048 Small package to infer the file type checking the magic numbers signature.
boilr star:1041 Blazingly fast CLI tool for creating projects from boilerplate templates.
spinner star:978 Go package to easily provide a terminal spinner with options.
circuitbreaker star:856 Circuit Breakers in Go.
jump star:801 Jump helps you navigate faster by learning your habits.
git-time-metric star:773 Simple, seamless, lightweight time tracking for Git.
go-astitodo Parse TODOs in your GO code.
htcat star:507 Parallel and Pipelined HTTP GET Utility.
go-dry star:446 DRY (don't repeat yourself) package for Go.
circuit star:431 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
goplaceholder a small golang lib to generate placeholder images.
gopencils star:430 Small and simple package to easily consume REST APIs.
godaemon star:429 Utility to write daemons.
request star:370 Go HTTP Requests for Humans™.
koazee star:362 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
ergo star:359 The management of multiple local services running over different ports made easy.
go-sitemap-generator XML Sitemap generator written in Go.
go-rate star:298 Timed rate limiter for Go.
clockwork star:254 A simple fake clock for golang.
gohper star:252 Various tools/modules help for development.
Deepcopier star:245 Simple struct copying for Go.
mimetype star:207 Package for MIME type detection based on magic numbers.
serve star:206 A static http server anywhere you need.
gubrak star:205 Golang utility library with syntactic sugar. It's like lodash, but for golang.
retry star:204 The most advanced functional mechanism to perform actions repetitively until successful.
go-trigger star:192 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
gotenv star:168 Load environment variables from .env or any io.Reader in Go.
go-bind-plugin star:163 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
rerun star:155 Recompiling and rerunning go apps when source changes.
util star:154 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
moldova star:149 Utility for generating random data based on an input template.
Death star:148 Managing go application shutdown with signals.
robustly star:140 Runs functions resiliently, catching and restarting panics.
apm star:136 Process manager for Golang applications with an HTTP API.
toolbox star:124 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
chyle star:117 Changelog generator using a git repository with multiple configuration possibilities.
onecache star:106 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
lrserver star:105 LiveReload server for Go.
go-bsdiff star:90 Pure Go bsdiff and bspatch libraries and CLI tools.
pm star:77 Process (i.e. goroutine) manager with an HTTP API.
go-health star:74 Health package simplifies the way you add health check to your services.
xferspdy star:72 Xferspdy provides binary diff and patch library in golang.
UNIS star:69 Common Architecture™ for String Utilities in Go.
mssqlx star:69 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
repeat star:62 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
multitick star:62 Multiplexor for aligned tickers.
minquery star:53 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
mimemagic star:52 Pure Go ultra performant MIME sniffing library/utility.
handy star:50 Many utilities and helpers like string handlers/formatters and validators.
golog star:48 Easy and lightweight CLI tool to time track your tasks.
goreadability star:45 Webpage summary extractor using Facebook Open Graph and arc90's readability.
goseaweedfs star:45 SeaweedFS client library with almost full features.
gostrutils Collections of string manipulation and conversion functions.
gaper star:42 Builds and restarts a Go project when it crashes or some watched file changes.
goback star:42 Go simple exponential backoff package.
copy-pasta star:38 Universal multi-workstation clipboard that uses S3 like backend for the storage.
golarm star:38 Fire alarms with system events.
pgo star:36 Convenient functions for PHP community.
retry star:36 Simple and easy retry mechanism package for Go.
retry-go star:34 Retrying made simple and easy for golang.
beyond star:34 The Go tool that will drive you to the AOP world!
rclient star:33 Readable, flexible, simple-to-use client for REST APIs.
gpath star:33 Library to simplify access struct fields with Go's expression in reflection.
myhttp star:33 Simple API to make HTTP GET requests with timeout support.
scan star:25 Scan golang sql.Rows directly to structs, slices, or primitive types.
dbt star:25 A framework for running self-updating signed binaries from a central, trusted repository.
generate star:22 runs go generate recursively on a specified path or environment variable and can filter by regex.
slice star:22 Type-safe functions for common Go slice operations.
ugo star:22 ugo is slice toolbox with concise syntax for Go.
countries star:21 Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standarts.
filter star:20 provide filtering, sanitizing, and conversion of Go data.
evaluator star:20 Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend.
cmd star:19 Library for executing shell commands on osx, windows and linux.
go-httpheader star:16 Go library for encoding structs into Header fields.
dlog star:15 Compile-time controlled logger to make your release smaller without removing debug calls.
slicer star:15 Makes working with slices easier.
filler star:15 small utility to fill structs using "fill" tag.
structs star:14 Implement simple functions to manipulate structs.
okrun star:14 go run error steamroller.
rerate star:14 Redis-based rate counter and rate limiter for Go.
olaf Twitter Snowflake implemented in Go.
ghokin star:13 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
rest-go star:12 A package that provide many helpful methods for working with rest api.
retry star:11 A pretty simple library to ensure your work to be done.
mimesniffer star:11 A MIME type sniffer for Go.
limiters star:9 Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
backscanner star:9 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
command star:9 Command pattern for Go with thread safe serial and parallel dispatcher.
tome star:9 Tome was designed to paginate simple RESTful APIs.
shutdown star:8 App shutdown hooks for os.Signal handling.
jsend star:8 JSend's implementation writen in Go.
retry star:6 A simple but highly configurable retry package for Go.
sliceconv star:5 Slice conversion between primitive types.
go-problemdetails star:5 Go package for working with Problem Details.
silk star:4 Read silk netflow files.
blank star:4 Verify or remove blanks and whitespace from strings.
delve star:3 Go debugger.
ptr star:3 Package that provide functions for simplified creation of pointers from constants of basic types.

UUID

Libraries for working with UUIDs.

ulid star:1828 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
uniq No hassle safe, fast unique identifiers with commands.
uuid star:652 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
wuid star:327 An extremely fast unique number generator, 10-135 times faster than UUID.
goid star:27 Generate and Parse RFC4122 compliant V4 UUIDs.
sno star:22 Compact, sortable and fast unique IDs with embedded metadata.
nanoid star:16 A tiny and efficient Go unique string ID generator.
uuid star:10 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.

Validation

Libraries for validation.

validator star:4769 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
govalidator star:4033 Validators and sanitizers for strings, numerics, slices and structs.
ozzo-validation star:1283 Supports validation of various data types (structs, strings, maps, slices, etc.) with configurable and extensible validation rules specified in usual code constructs instead of struct tags.
govalidator star:834 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
validate star:202 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
checkdigit star:50 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
jio star:30 jio is a json schema validator similar to joi.
validate star:29 This package provides a framework for writing validations for Go applications.
terraform-validator star:26 A norms and conventions validator for Terraform.
gody star:17 🎈 A lightweight struct validator for Go.
govalid star:13 Fast, tag-based validation for structs.

Version Control

Libraries for version control.

go-git star:4958 highly extensible Git implementation in pure Go.
gh Scriptable server and net/http middleware for GitHub Webhooks.
git2go star:1449 Go bindings for libgit2.
hercules star:875 gaining advanced insights from Git repository history.
go-vcs star:72 manipulate and inspect VCS repositories in Go.
hgo star:12 Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

Video

Libraries for manipulating video.

goav star:1026 Comphrensive Go bindings for FFmpeg.
m3u8 star:670 Parser and generator library of M3U8 playlists for Apple HLS.
gmf star:584 Go bindings for FFmpeg av* libraries.
go-astisub Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
go-astits star:294 Parse and demux MPEG Transport Streams (.ts) natively in GO.
go-m3u8 Parser and generator library for Apple m3u8 playlists.
gst star:155 Go bindings for GStreamer.
libvlc-go star:90 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
v4l star:37 Video capture library for Linux, written in Go.
libgosubs star:13 Subtitle format support for go. Supports .srt, .ttml, and .ass.

Web Frameworks

Full stack web frameworks.

Gin star:35620 Gin is a web framework written in Go! It features a martini-like API with much better performance, up to 40 times faster. If you need performance and good productivity.
Beego star:23283 beego is an open-source, high-performance web framework for the Go programming language.
Buffalo Bringing the productivity of Rails to Go!
Echo star:16542 High performance, minimalist Go web framework.
Revel star:11579 High-productivity web framework for the Go language.
Goa star:3735 Goa provides a holistic approach for developing remote APIs and microservices in Go.
go-json-rest star:3391 Quick and easy way to setup a RESTful JSON API.
Gizmo star:3054 Microservice toolkit used by the New York Times.
Fireball More "natural" feeling web framework.
Fiber star:2780 An Express.js inspired web framework build on Fasthttp.
vox A golang web framework for humans, inspired by Koa heavily.
utron star:2159 Lightweight MVC framework for Go(Golang).
tigertonic star:999 Go framework for building JSON web services inspired by Dropwizard.
neo star:405 Neo is minimal and fast Go Web Framework with extremely simple API.
Air star:370 An ideally refined web framework for Go.
mango star:344 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
Gondola star:315 The web framework for writing faster sites, faster.
gongular Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
Aero star:246 High-performance web framework for Go, reaches top scores in Lighthouse.
Goyave star:205 Feature-complete web framework aimed at clean code and fast development, with powerful built-in functionalities.
go-rest star:118 Small and evil REST framework for Go.
hiboot star:115 hiboot is a high performance web application framework with auto configuration and dependency injection support.
Macaron Macaron is a high productive and modular design web framework in Go.
WebGo star:89 A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
Flamingo star:85 Framework for pluggable web projects. Including a concept for modules and offering features for DI, Configareas, i18n, template engines, graphql, observability, security, events, routing & reverse routing etc.
uAdmin star:79 Fully featured web framework for Golang, inspired by Django.
Golax star:71 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.
Microservice star:71 The framework for the creation of microservices, written in Golang.
Ginrpc star:58 Gin parameter automatic binding tool,gin rpc tools.
YARF star:55 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
patron star:50 Patron is a microservice framework following best cloud practices with a focus on productivity.
Flamingo Commerce star:42 Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
aah Scalable, performant, rapid development Web framework for Go.
REST Layer Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
Resoursea star:31 REST framework for quickly writing resource based services.
rex star:29 Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
goa star:28 goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware.
rux star:23 Simple and fast web framework for build golang HTTP applications.
tango Micro & pluggable web framework for Go.
Banjo star:11 Very simple and fast web framework for Go.
goweb star:2 Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS.

Middlewares

Actual middlewares

Tollbooth star:1483 Rate limit HTTP request handler.
CORS star:1386 Easily add CORS capabilities to your API.
Limiter star:871 Dead simple rate limit middleware for Go.
go-server-timing star:772 Add/parse Server-Timing header.
ln-paywall star:100 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
XFF star:73 Handle X-Forwarded-For header and friends.
formjson star:34 Transparently handle JSON input as a standard form POST.
client-timing star:16 An HTTP client for Server-Timing header.

Libraries for creating HTTP middlewares

negroni star:6535 Idiomatic HTTP middleware for Golang.
render star:1336 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.
stats star:552 Go middleware that stores various information about your web application.
muxchain star:209 Lightweight middleware for net/http.
rye star:93 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
alice Painless middleware chaining for Go.
chain star:64 Handler wrapper chaining with scoped data (net/context-based "middleware").
go-wrap star:59 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.
catena star:7 http.Handler wrapper catenation (same API as "chain").

Routers

httprouter star:10812 High performance router. Use this and the standard http handlers to form a very high performance web framework.
chi star:7038 Small, fast and expressive HTTP router built on net/context.
gocraft/web star:1407 Mux and middleware package in Go.
Bone star:1248 Lightning Fast HTTP Multiplexer.
fasthttprouter star:823 High performance router forked from httprouter. The first router fit for fasthttp.
Goji star:798 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
xujiajun/gorouter star:475 A simple and fast HTTP router for Go.
httptreemux star:409 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
mux Powerful URL router and dispatcher for golang.
lars star:380 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
ozzo-routing star:373 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
Siesta star:353 Composable framework to write middleware and handlers.
vestigo star:261 Performant, stand-alone, HTTP compliant URL Router for go web applications.
gowww/router star:159 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
alien star:109 Lightweight and fast http router from outer space.
violetear star:97 Go HTTP router.
Bxog star:94 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.
pure star:91 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
xmux star:88 High performance muxer based on httprouter with net/context support.
GoRouter star:71 GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
bellt star:41 A simple Go HTTP router.
FastRouter star:19 a fast, flexible HTTP router written in Go.
goroute star:6 Simple yet powerful HTTP request multiplexer.

Windows

d3d9 star:95 Go bindings for Direct3D9.
go-ole Win32 OLE implementation for golang.
gosddl star:2 Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL.

XML

Libraries and tools for manipulating XML.

zek star:325 Generate a Go struct from XML.
xpath star:281 XPath package for Go.
xquery XQuery lets you extract data from HTML/XML documents using XPath expression.
XML-Comp star:16 Simple command line XML comparer that generates diffs of folders, files and tags.
xml2map XML to MAP converter written Golang.
xmlwriter star:9 Procedural XML generation API based on libxml2's xmlwriter module.

Tools

Go software and plugins.

Code Analysis

GoLint star:3391 Golint is a linter for Go source code.
Golint online Lints online Go source files on GitHub, Bitbucket and Google Project Hosting using the golint package.
errcheck star:1403 Errcheck is a program for checking for unchecked errors in Go programs.
gcvis star:959 Visualise Go program GC trace data in real time.
staticcheck staticcheck is go vet on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#.
php-parser star:695 A Parser for PHP written in Go.
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.
goast-viewer star:427 Web based Golang AST visualizer.
go-mod-outdated star:330 An easy way to find outdated dependencies of your Go projects.
go-outdated Console application that displays outdated packages.
go-critic source code linter that brings checks that are currently not implemented in other linters.
go-cleanarch star:314 go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
unconvert star:280 Remove unnecessary type conversions from Go source.
unused unused checks Go code for unused constants, variables, functions and types.
gostatus star:241 Command line tool, shows the status of repositories that contain Go packages.
dupl star:190 Tool for code clone detection.
apicompat star:172 Checks recent changes to a Go project for backwards incompatible changes.
tickgit star:129 CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
go-checkstyle star:103 checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments.
gosimple gosimple is a linter for Go source code that specialises on simplifying code.
goreturns Adds zero-value return statements to match the func return types.
GoPlantUML star:102 Library and CLI that generates text plantump class diagram containing information about structures and interfaces with the relationship among them.
lint star:64 Run linters as part of go test.
validate star:62 Automatically validates struct fields with tags.
golines star:34 Formatter that automatically shortens long lines in Go code.
tarp star:14 tarp finds functions and methods without direct unit tests in Go source code.

Editor Plugins

vim-go star:11698 Go development plugin for Vim.
vscode-go star:5663 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.
gocode star:4840 Autocompletion daemon for the Go programming language.
goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
GoSublime star:3320 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
go-plus star:1504 Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
vim-compiler-go star:83 Vim plugin to highlight syntax errors on save.
Go plugin for JetBrains IDEs Go plugin for JetBrains IDEs.
go-language-server star:32 A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
go-mode Go mode for GNU/Emacs.
gounit-vim star:19 Vim plugin for generating Go tests based on the function's or method's signature.
theia-go-extension star:13 Go language support for the Theia IDE.

Go Generate Tools

generic flexible data type for Go.
genny Elegant generics for Go.
gotests star:2534 Generate Go tests from your source code.
re2dfa star:178 Transform regular expressions into finite state machines and output Go source code.
TOML-to-Go Translates TOML into a Go type in the browser instantly.
gocontracts star:58 brings design-by-contract to Go by synchronizing the code with the documentation.
gonerics Idiomatic Generics in Go.
hasgo star:37 Generate Haskell inspired functions for your slices.
gounit star:35 Generate Go tests using your own templates.

Go Tools

go-swagger star:4811 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
richgo star:434 Enrich go test outputs with text decorations.
rts star:195 RTS: response to struct. Generates Go structs from server responses.
godbg star:165 Implementation of Rusts dbg! macro for quick and easy debugging during development.
gomodrun Go tool that executes and caches binaries included in go.mod files.
colorgo star:103 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.
gilbert Build system and task runner for Go projects.
go-callvis Visualize call graph of your Go program using dot format.
go-james Go project skeleton creator, builds and tests your projects without the manual setup.
gothanks star:89 GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
OctoLinker Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
go-pkg-complete star:37 Bash completion for go and wgo.

Software Packages

Software written in Go.

DevOps Tools

kubernetes star:63448 Container Cluster Manager from Google.
traefik star:27563 Reverse proxy and load balancer with support for multiple backends.
uTask Automation engine that models and executes business processes declared in yaml.
Gitea star:18416 Fork of Gogs, entirely community driven.
gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
Vegeta star:13919 HTTP load testing tool and library. It's over 9000!
Packer star:9823 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
Hey Hey is a tiny program that sends some load to a web application.
GVM star:5016 GVM provides an interface to manage Go versions.
Wide Web-based IDE for Teams using Golang.
webhook star:4921 Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
winrm-cli Cli tool to remotely execute commands on Windows machines.
gaia star:3998 Build powerful pipelines in any programming language.
bosun star:2951 Time Series Alerting Framework.
bombardier star:1984 Fast cross-platform HTTP benchmarking tool.
goxc star:1643 build tool for Go, with a focus on cross-compiling and packaging.
kala star:1408 Simplistic, modern, and performant job scheduler.
script star:1271 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
skm star:589 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.
terraform-provider-openapi Terraform provider plugin that dynamically configures itself at runtime based on an OpenAPI document (formerly known as swagger file) containing the definitions of the APIs exposed.
aurora star:439 Cross-platform web-based Beanstalkd queue server console.
awsenv Small binary that loads Amazon (AWS) environment variables for a profile.
Blast A simple tool for API load testing and batch jobs.
govvv star:424 “go build” wrapper to easily add version information into Go binaries.
gox Dead simple, no frills Go cross compile tool.
gonative star:314 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.
lstags star:248 Tool and API to sync Docker images across different registries.
lwc A live-updating version of the UNIX wc command.
drone-scp Copy files and artifacts via SSH using a binary, docker or Drone CI.
dogo star:223 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.
Pewpew star:218 Flexible HTTP command line stress tester.
Pomerium Pomerium is an identity-aware access proxy.
manssh star:211 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.
Gogs A Self Hosted Git Service in the Go Programming Language.
godbg Web-based gdb front-end application.
gobrew star:177 gobrew lets you easily switch between multiple versions of go.
ostent star:165 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
grapes star:145 Lightweight tool designed to distribute commands over ssh with ease.
jcli star:129 Jenkins CLI allows you manage your Jenkins as an easy way.
easyssh-proxy star:127 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
fac Command-line user interface to fix git merge conflicts.
kcli star:105 Command line tool for inspecting kafka topics/partitions/messages.
go-selfupdate Enable your Go applications to self update.
go-furnace star:75 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
Dockerfile-Generator star:66 A go library and an executable that produces valid Dockerfiles using various input channels.
Dropship star:50 Tool for deploying code via cdn.
Rodent star:30 Rodent helps you manage Go versions, projects and track dependencies.
DepCharge star:11 Helps orchestrating the execution of commands across the many dependencies in larger projects.
sg star:5 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.
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).
s3-proxy star:2 S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
aptly star:1 aptly is a Debian repository management tool.

Other Software

Seaweed File System star:9204 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
confd star:6828 Manage local application configuration files using templates and data from etcd or consul.
Comcast star:6456 Simulate bad network connections.
drive star:5291 Google Drive client for the commandline.
Duplicacy A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
gfile Securely transfer files between two computers, without any third party, over WebRTC.
borg Terminal based search engine for bash snippets.
nes star:4362 Nintendo Entertainment System (NES) emulator written in Go.
croc star:2834 Easily and securely send files or folders from one computer to another.
Docker Open platform for distributed applications for developers and sysadmins.
GoBoy star:2192 Nintendo Game Boy Color emulator written in Go.
Circuit star:1817 Circuit is a programmable platform-as-a-service (PaaS) and/or Infrastructure-as-a-Service (IaaS), for management, discovery, synchronization and orchestration of services and hosts comprising cloud applications.
snap star:1806 Powerful telemetry framework.
scc star:1337 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
Documize star:1020 Modern wiki software that integrates data from SaaS tools.
dp Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
go-peerflix Video streaming torrent client.
Go Package Store star:886 App that displays updates for the Go packages in your GOPATH.
restic De-duplicating backup program.
peg star:676 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
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.
Leaps star:664 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.
vFlow star:653 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
shell2http star:513 Executing shell commands via http server (for prototyping or remote control).
gocc star:384 Gocc is a compiler kit for Go written in Go.
wellington star:288 Sass project management tool, extends the language with sprite functions (like Compass).
Juju Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
joincap Command-line utility for merging multiple pcap files together.
ipe Open source Pusher server implementation compatible with Pusher client libraries written in GO.
ide star:254 Browser accessible IDE. Designed for Go with Go.
Cherry star:211 Tiny webchat server in Go.
orange-cat star:184 Markdown previewer written in Go.
Orbit star:134 A simple tool for running commands and generating files from templates.
boxed star:72 Dropbox based blog engine.
naclpipe star:20 Simple NaCL EC25519 based crypto pipe tool written in Go.
term-quiz star:17 Quizzes for your terminal.
toxiproxy Proxy to simulate network and system conditions for automated tests.
tsuru Extensible and open source Platform as a Service software.
Snitch star:15 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.
Gor Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
GoDocTooltip star:11 Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
hugo Fast and Modern Static Website Engine.
GoLand Full featured cross-platform Go IDE.

Resources

Where to discover new Go libraries.

Benchmarks

go-http-routing-benchmark star:1343 Go HTTP request router benchmark and comparison.
go-web-framework-benchmark star:1126 Go web framework benchmark.
skynet star:947 Skynet 1M threads microbenchmark.
go_serialization_benchmarks star:946 Benchmarks of Go serialization methods.
gocostmodel Benchmarks of common basic operations for the Go language.
speedtest-resize star:189 Compare various Image resize algorithms for the Go language.
go-benchmarks star:131 Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
autobench star:90 Framework to compare the performance between different Go versions.
golang-sql-benchmark star:51 Collection of benchmarks for popular Go database/SQL utilities.
gospeed Go micro-benchmarks for calculating the speed of language constructs.
go-benchmark-app star:20 Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
kvbench star:16 Key/Value database benchmark.

Conferences

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

E-Books

A Go Developer's Notebook
An Introduction to Programming in Go
Build Web Application with Golang
Building Web Apps With Go
Go 101 A book focusing on Go syntax/semantics and all kinds of details.
Go Bootcamp
GoBooks star:7530 A curated list of Go books.
Go Succinctly star:13 in Persian.
Learning Go
Network Programming With Go
The Go Programming Language
The Golang Standard Library by Example (Chinese)
Web Application with Go the Anti-Textbook
Writing A Compiler In Go
Writing An Interpreter In Go

Gophers

Free Gophers Pack star:1803 Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
Go-gopher-Vector Go gopher Vector Data [.ai, .svg].
gopher-logos star:71 adorable gopher logos.
gopher-stickers
gopher-vector
gophericons
gophers star:2059 Gopher artworks by Ashley McNamara.
gophers star:1877 Free gophers.
gopherize.me star:363 Gopherize yourself.
gophers star:51 random gopher graphics.
gophers star:43 Gopher amigurumi toy pattern.

Meetups

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

Twitter

r/golang

Websites

Go In 5 Minutes 5 minute screencasts focused on getting one thing done.
go.dev A hub for Go developers.
awesome-awesomeness star:25673 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 Community on Hashnode Community of Gophers on Hashnode.
Go Forum Forum to discuss Go.
Go Projects List of projects on the Go community wiki.
Go Report Card A report card for your Go package.
Awesome Remote Job star:16867 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
Awesome Go @LibHunt Your go-to Go Toolbox.
Google Plus Community The Google+ community for #golang enthusiasts.
json2go Advanced JSON to Go struct conversion - online tool.
gowalker.org Go Project API documentation.
Gophercises Free coding exercises for budding gophers.
Gopher Community Chat Join Our New Slack Community For Gophers (Understand how it came).
gocryforhelp star:37 Collection of Go projects that needs help. Good place to start your open-source way in Go.
golang-nuts Go mailing list.
golang-graphics Collection of Go images, graphics, and art.
Golang News Links and news about Go programming.
Golang Flow Post Updates, News, Packages and more.
Golang Developer Jobs Developer Jobs exclusivly for Golang related Roles.
godoc.org Documentation for open source Go packages.
justforfunc Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
Made with Golang
r/Golang News about Go.
studygolang The community of studygolang in China.
Trending Go repositories on GitHub today Good place to find new Go libraries.
TutorialEdge - Golang

Tutorials

Build web application with Golang star:33794 Golang ebook intro how to build a web app with golang.
Building Go Web Applications and Microservices Using Gin Get familiar with Gin and find out how it can help you reduce boilerplate code and build a request handling pipeline.
Caching Slow Database Queries How to cache slow database queries.
Canceling MySQL How to cancel MySQL queries.
Ethereum Development with Go A little e-book on Ethereum Development with Go.
Games With Go A video series teaching programming and game development.
Go By Example Hands-on introduction to Go using annotated example programs.
Go Cheat Sheet star:4405 Go's reference card.
Go database/sql tutorial Introduction to database/sql.
Go Playground for iOS Interactively edit & play Go snippets on your mobile device.
50 Shades of Go Traps, Gotchas, and Common Mistakes for New Golang Devs.
A Guide to Golang E-Commerce Building a Golang site for e-commerce (demo included).
A Tour of Go Interactive tour of Go.
Go WebAssembly Tutorial - Building a Simple Calculator
go-patterns star:12137 Curated list of Go design patterns, recipes and idioms.
Learn Go with TDD star:10147 Learn Go with test-driven development.
Learning Golang - From zero to hero Getting started with golang for beginner.
package main YouTube channel about Programming in Go.
Programming with Google Go Coursera Specialization to learn about Go from scratch.
Golang for Node.js Developers star:1176 Examples of Golang compared to Node.js for learning.
Golangbot Tutorials to get started with programming in Go.
GolangCode Collection of code snippets and tutorials to help tackle every day issues.
Hackr.io Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
How to Use Godog for Behavior-driven Development in Go Get started with Godog — a Behavior-driven development framework for building and testing Go applications.
The world’s easiest introduction to WebAssembly with Golang
Working with Go star:1151 Intro to go for experienced programmers.
Your basic Go Huge collection of tutorials and how to's.

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