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Awesome Go

This project is awesome-go Chinese version, last sync time : 2021-07-03 07:18:31(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	The project has been archived。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

Sponsorships

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

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

Contributing

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

If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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

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

Audio and Music

Libraries for manipulating audio.

Oto star:826 A low-level library to play sound on multiple platforms.
PortAudio star:453 Go bindings for the PortAudio audio I/O library.
music-theory star:342 Music theory models in Go.
waveform star:338 Go package capable of generating waveform images from audio streams.
portmidi star:258 Go bindings for PortMidi.
id3v2 star:190 ID3 decoding and encoding library for Go.
flac star:158 Native Go FLAC encoder/decoder with support for FLAC streams.
malgo star:150 Mini audio library.
mix star:138 Sequence-based Go-native audio mixer for music apps.
GoAudio star:137 Native Go Audio Processing Library.
gaad star:84 Native Go AAC bitstream parser.
minimp3 star:55 Lightweight MP3 decoder library.
vorbis star:28 "Native" Go Vorbis decoder (uses CGO, but has no dependencies).
gosamplerate star:11 libsamplerate bindings for go.

Authentication and OAuth

Libraries for implementing authentications schemes.

casbin star:9710 Authorization library that supports access control models like ACL, RBAC, ABAC.
oauth2 star:3702 Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
goth star:3220 provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
authboss star:2695 Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure, and start building your app without having to build an authentication system each time.
loginsrv star:1791 JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
go-jose star:1778 Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
go-oauth2-server star:1772 Standalone, specification-compliant, OAuth2 server written in Golang.
osin star:1673 Golang OAuth2 server library.
gologin star:1404 chainable handlers for login with OAuth1 and OAuth2 authentication providers.
gorbac star:1187 provides a lightweight role-based access control (RBAC) implementation in Golang.
scs star:892 Session Manager for HTTP servers.
paseto star:519 Golang implementation of Platform-Agnostic Security Tokens (PASETO).
permissions2 star:430 Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
go-guardian star:273 Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication that supports LDAP, Basic, Bearer token and Certificate based authentication.
jwt star:272 Safe, simple and fast JSON Web Tokens for Go.
jwt star:257 Lightweight JSON Web Token (JWT) library.
jeff star:227 Simple, flexible, secure and idiomatic web session management with pluggable backends.
httpauth star:206 HTTP Authentication middleware.
jwt-auth star:204 JWT middleware for Golang http servers with many configuration options.
branca star:153 Golang implementation of Branca Tokens.
sessionup star:112 Simple, yet effective HTTP session management and identification package.
session star:105 Go session management for web servers (including support for Google App Engine - GAE).
jwt star:90 Clean and easy to use implementation of JSON Web Tokens (JWT).
sjwt star:90 Simple jwt generator and parser.
rbac star:79 Minimalistic RBAC package for Go applications.
sessions star:59 Dead simple, highly performant, highly customizable sessions service for go http servers.
securecookie star:51 Efficient secure cookie encoding/decoding.
go-email-normalizer star:21 Golang library for providing a canonical representation of email address.
otpgo star:20 Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
scope star:12 Easily Manage OAuth2 Scopes In Go.
sessiongate-go star:9 Go session management using the SessionGate Redis module.
cookiestxt star:6 provides parser of cookies.txt file format.
otpgen star:4 Library to generate TOTP/HOTP codes.

Bot Building

Libraries for building and working with bots.

olivia star:2940 A chatbot built with an artificial neural network.
telegram-bot-api star:2930 Simple and clean Telegram bot client.
telebot star:1956 Telegram bot framework written in Go.
Kelp star:697 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.
go-chat-bot star:683 IRC, Slack & Telegram bot written in Go.
go-joe A general-purpose bot library inspired by Hubot but written in Go.
Golang CryptoTrading Bot star:566 A golang implementation of a console-based trading bot for cryptocurrency exchanges.
slacker star:521 Easy to use framework to create Slack bots.
tbot star:314 Telegram bot server with API similar to net/http.
go-sarah star:194 Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
go-twitch-irc star:174 Libary to write bots for twitch.tv chat
Tenyks star:169 Service oriented IRC bot using Redis and JSON for messaging.
hanu star:135 Framework for writing Slack bots.
go-tgbot star:107 Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
margelet star:63 Framework for building Telegram bots.
ephemeral-roles star:50 A Discord bot for managing ephemeral roles based upon voice channel member presence.
slackscot star:45 Another framework for building Slack bots.
slack-bot star:39 Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...
govkbot star:36 Simple Go VK bot library.
micha star:17 Go Library for Telegram bot api.
echotron star:13 Library for Telegram Bots written in pure Go.

Build Automation

Libraries and tools helping with build automation.

realize star:4045 Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
Task star:3592 simple "Make" alternative.
mmake star:1576 Modern Make.
goyek star:234 Create build pipelines in Go.
taskctl star:114 Concurrent task runner.
1build star:95 Command line tool to frictionlessly manage project-specific commands.
gaper star:49 Builds and restarts a Go project when it crashes or some watched file changes.
gilbert Build system and task runner for Go projects.
anko star:16 Simple application watcher for multiple programming languages.

Command Line

Standard CLI

Libraries for building standard or basic Command Line applications.

cobra star:22147 Commander for modern Go CLI interactions.
urfave/cli star:16062 Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
kingpin star:3067 Command line and flag parser supporting sub commands.
Dnote star:2101 A simple command line notebook with multi-device sync.
go-flags star:1968 go command line option parser.
pflag star:1480 Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
mitchellh/cli star:1344 Go library for implementing command-line interfaces.
go-arg star:1185 Struct-based argument parsing in Go.
liner star:793 Go readline-like library for command-line interfaces.
complete star:774 Write bash completions in Go + Go command bash completion.
mow.cli star:742 Go library for building CLI applications with sophisticated flag and argument parsing and validation.
flaggy star:720 A robust and idiomatic flags package with excellent subcommand support.
ops star:600 Unikernel Builder/Orchestrator.
cli star:580 Feature-rich and easy to use command-line package based on golang struct tags.
argparse star:339 Command line argument parser inspired by Python's argparse module.
commandeer star:148 Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
wmenu star:138 Easy to use menu structure for cli applications that prompts users to make choices.
sflags star:130 Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
flag star:115 Simple but powerful command line option parsing library for Go supporting subcommand.
ukautz/clif star:108 Small command line interface framework.
job star:101 JOB, make your short-term command as a long-term job.
cli star:90 Simple and complete API for building command line interfaces in Go.
climax Alternative CLI with "human face", in spirit of Go command.
env star:80 Tag-based environment configuration for structs.
cmdr star:76 A POSIX/GNU style, getopt-like command-line UI Go library.
clîr star:73 A Simple and Clear CLI library. Dependency free.
gocmd star:52 Go library for building command line applications.
hiboot cli cli application framework with auto configuration and dependency injection.
wlog star:51 Simple logging interface that supports cross-platform color and concurrency.
strumt star:45 Library to create prompt chain.
flagvar star:36 A collection of flag argument types for Go's standard flag package.
go-getoptions star:35 Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
cmd star:33 Extends the standard flag package to support sub commands and more in idomatic way.
argv star:30 Go library to split command line string as arguments array using the bash syntax.
go-commander star:23 Go library to simplify CLI workflow.
sand star:15 Simple API for creating interpreters and so much more.
ts star:13 Timestamp convert & compare tool.
command-chain star:8 A go library for configure and run command chains - such like pipelining in unix shells.
go-andotp star:4 A CLI program to encrypt/decrypt andOTP files. Can be used as library as well.

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

termui star:11049 Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
gocui star:7230 Minimalist Go library aimed at creating Console User Interfaces.
gommon/color Style terminal text.
termbox-go star:4081 Termbox is a library for creating cross-platform text-based interfaces.
go-prompt star:4001 Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
progressbar star:1921 Basic thread-safe progress bar that works in every OS.
uiprogress star:1805 Flexible library to render progress bars in terminal applications.
termdash star:1722 Go terminal dashboard based on termbox-go and inspired by termui.
asciigraph star:1691 Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
pterm star:1393 A library to beautify console output on every platform with many combinable components.
mpb star:1316 Multi progress bar for terminal applications.
uilive star:1314 Library for updating terminal output in realtime.
aurora star:1110 ANSI terminal colors that supports fmt.Printf/Sprintf.
gookit/color star:865 Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
uitable star:613 Library to improve readability in terminal apps using tabular data.
go-colorable star:535 Colorable writer for windows.
go-isatty star:529 isatty for golang.
chalk star:375 Intuitive package for prettifying terminal/console output.
simpletable star:317 Simple tables in terminal with Go.
tabby star:292 A tiny library for super simple Golang tables.
go-colortext star:207 Go library for color output in terminals.
yacspin star:181 Yet Another CLi Spinner package, for working with terminal spinners.
box-cli-maker star:135 Make Highly Customized Boxes for your CLI.
cfmt star:78 Contextual fmt inspired by bootstrap color classes.
tabular star:55 Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
ctc star:33 The non-invasive cross-platform terminal color library does not need to modify the Print method.
cfmt star:26 Simple and convenient formatted stylized output fully compatible with fmt library.
colourize star:24 Go library for ANSI colour text in terminals.
marker star:19 Easiest way to match and mark strings for colorful terminal outputs.
go-ataman star:9 Go library for rendering ANSI colored text templates in terminals.
table star:8 Small library for terminal color based tables .

Configuration

Libraries for configuration parsing.

viper star:16059 Go configuration with fangs.
godotenv star:3942 Go port of Ruby's dotenv library (Loads environment variables from .env).
kelseyhightower/envconfig star:3660 Go library for managing configuration data from environment variables.
ini star:2527 Go package to read and write INI files.
env star:1924 Parse environment variables to Go structs (with defaults).
konfig star:609 Composable, observable and performant config handling for Go for the distributed processing era.
koanf star:525 Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
confita star:399 Load configuration in cascade from multiple backends into a struct.
cleanenv star:299 Minimalistic configuration reader (from files, ENV, and wherever you want).
config star:257 Cloud native application configuration. Bind ENV to structs in only two lines.
store star:253 Lightweight configuration manager for Go.
gookit/config star:251 application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
config star:240 JSON or YAML configuration wrapper with environment variables and flags parsing.
hjson star:239 Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
aconfig star:228 Simple, useful and opinionated config loader.
joshbetz/config star:205 Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
envconfig star:201 Read your configuration from environment variables.
fig star:156 Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
gcfg star:150 read INI-style configuration files into Go structs; supports user-defined types and subsections.
goConfig star:148 Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
config star:147 A lightweight yet powerful config package for Go projects.
xdg star:108 Go implementation of the XDG Base Directory Specification and XDG user directories.
envh star:96 Helpers to manage environment variables.
envcfg star:93 Un-marshaling environment variables to Go structs.
harvester star:84 Harvester, a easy to use static and dynamic configuration package supportig seeding, env vars and Consul integration.
configuro star:74 opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
xdg star:63 Cross platform package that follows the XDG Standard.
gofigure star:59 Go application configuration made easy.
gone/jconf Modular JSON configuration. Keep you config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization.
configure star:54 Provides configuration through multiple sources, including JSON, flags and environment variables.
go-aws-ssm star:40 Go package that fetches parameters from AWS System Manager - Parameter Store.
configuration star:39 Library for initializing configuration structs from env variables, files, flags and 'default' tag.
ingo star:35 Flags persisted in an ini-like config file.
go-up star:32 A simple configuration library with recursive placeholders resolution and no magic.
uConfig star:32 Lightweight, zero-dependency, and extendable configuration management.
mini star:28 Golang package for parsing ini-style configuration files.
hocon star:26 Configuration library for working with the HOCON(a human-friendly JSON superset) format, supports features like environment variables, referencing other values, comments and multiple files.
genv star:23 Read environment variables easily with dotenv support.
conflate star:19 Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
envconf star:10 Configuration from environment.
go-ssm-config star:10 Go utility for loading configuration parameters from AWS SSM (Parameter Store).
go-ini star:5 A Go package that marshals and unmarshals INI-files.
nasermirzaei89/env star:5 Simple useful package for read environment variables.
onion Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
swap star:4 Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
typenv star:4 Minimalistic, zero dependency, typed environment variables library.
gonfig star:2 Tag-based configuration parser which loads values from different providers into typesafe struct.

Continuous Integration

Tools for help with continuous integration.

drone star:23426 Drone is a Continuous Integration platform built on Docker, written in Go.
CDS star:3458 Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
goveralls star:691 Go integration for Coveralls.io continuous code coverage tracking system.
overalls star:106 Multi-Package go project coverprofile for tools like goveralls.
duci star:66 A simple ci server no needs domain specific languages.
gomason star:51 Test, Build, Sign, and Publish your go binaries from a clean workspace.
roveralls star:14 Recursive coverage testing tool.

CSS Preprocessors

Libraries for preprocessing CSS files.

gcss star:442 Pure Go CSS Preprocessor.
go-libsass star:179 Go wrapper to the 100% Sass compatible libsass project.

Data Structures

Generic datastructures and algorithms in Go.

gods star:10143 Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
go-datastructures star:6083 Collection of useful, performant, and thread-safe data structures.
golang-set star:1988 Thread-Safe and Non-Thread-Safe high-performance sets for Go.
gota star:1640 Implementation of dataframes, series, and data wrangling methods for Go.
boomfilters star:1359 Probabilistic data structures for processing continuous, unbounded streams.
roaring star:1239 Go package implementing compressed bitsets.
willf/bloom star:1225 Go package implementing Bloom filters.
gocache star:882 A complete Go cache library with mutiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
cuckoofilter star:800 Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
hyperloglog star:749 HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
bitset star:698 Go package implementing bitsets.
trie star:538 Trie implementation in Go.
algorithms star:534 Algorithms and data structures.CLRS study.
go-geoindex star:330 In-memory geo index.
gostl star:286 Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
go-edlib star:268 Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
merkletree star:251 Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures.
ttlcache star:235 In-memory string-interface{} cache with various time-based expiration options and callbacks.
hilbert star:234 Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
goskiplist star:226 Skip list implementation in Go.
deque star:223 Fast ring-buffer deque (double-ended queue).
go-adaptive-radix-tree star:180 Go implementation of Adaptive Radix Tree.
binpacker star:165 Binary packer and unpacker helps user build custom binary stream.
skiplist star:159 Very fast Go Skiplist implementation.
cuckoo-filter star:156 Cuckoo filter: a comprehensive cuckoo filter, which is configurable and space optimized compared with other implements, and all features mentioned in original paper is available.
bloom star:144 Bloom filters implemented in Go.
levenshtein star:144 Implementation to calculate levenshtein distance in Go.
goconcurrentqueue star:139 Concurrent FIFO queue.
iter star:136 Go implementation of C++ STL iterators and algorithms.
ring star:119 Go implementation of a high performance, thread safe bloom filter.
go-rquad star:115 Region quadtrees with efficient point location and neighbour finding.
encoding star:106 Integer Compression Libraries for Go.
bit star:104 Golang set data structure with bonus bit-twiddling functions.
remember-go star:99 A universal interface for caching slow database queries (backed by redis, memcached, ristretto, or in-memory).
conjungo star:94 A small, powerful and flexible merge library.
skiplist star:72 Skiplist implementation in Go.
go-mcache star:67 Fast in-memory key:value store/cache library. Pointer caches.
bitmap star:61 Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go
bloom star:61 Golang Bloom filter implementation.
levenshtein star:57 Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
count-min-log star:53 Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
crunch star:44 Go package implementing buffers for handling various datatypes easily.
nan star:36 Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
concurrent-writer star:34 Highly concurrent drop-in replacement for bufio.Writer.
hide star:34 ID type with marshalling to/from hash to prevent sending IDs to clients.
goset star:33 A useful Set collection implementation for Go.
pipeline star:30 An implementation of pipelines with fan-in and fan-out.
deque star:28 A highly optimized double-ended queue.
typ star:27 Null Types, Safe primitive type conversion and fetching value from complex structures.
timedmap star:26 Map with expiring key-value pairs.
null star:19 Nullable Go types that can be marshalled/unmarshalled to/from JSON.
dict star:18 Python-like dictionaries (dict) for Go.
go-ef star:18 A Go implementation of the Elias-Fano encoding.
cmap star:15 a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
mspm star:15 Multi-String Pattern Matching Algorithm for information retrieval.
ptrie star:14 An implementation of prefix tree.
set star:14 Simple set data structure implementation in Go using LinkedHashMap.
treap star:11 Persistent, fast ordered map using tree heaps.
parapipe star:10 FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.
gofal star:9 fractional api for Go.
parsefields star:6 Tools for parse JSON-like logs for collecting unique fields and events.
dsu star:5 Disjoint Set data structure implementation in Go.
ordered-concurrently star:5 Go module that processes work concurrently and returns output in a channel in the order of input.
bloomfilter star:4 Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.
goterator star:3 Iterator implementation to provide map and reduce functionalities.
slices star:3 Functions that operate on slices; like package strings but adapted to work with slices.

Database

Databases implemented in Go.

prometheus star:37436 Monitoring system and time series database.
tidb star:28275 TiDB is a distributed SQL database. Inspired by the design of Google F1.
influxdb star:21709 Scalable datastore for metrics, events, and real-time analytics.
cockroach star:20818 Scalable, Geo-Replicated, Transactional Datastore.
dgraph star:16273 Scalable, Distributed, Low Latency, High Throughput Graph Database.
groupcache star:10389 Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
badger star:9406 Fast key-value store in Go.
rqlite star:8568 The lightweight, distributed, relational database built on SQLite.
go-cache star:5121 In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
BigCache star:4951 Efficient key/value cache for gigabytes of data.
bbolt star:4565 An embedded key/value database for Go.
VictoriaMetrics star:4488 fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
goleveldb star:4392 Implementation of the LevelDB key/value database in Go.
ledisdb star:3660 Ledisdb is a high performance NoSQL like Redis based on LevelDB.
buntdb star:3313 Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
immudb star:2907 immudb is a lightweight, high-speed immutable database for systems and applications written in Go.
tiedot star:2599 Your NoSQL database powered by Golang.
nutsdb star:1674 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.
GCache star:1584 Cache library with support for expirable Cache, LFU, LRU and ARC.
cache2go star:1566 In-memory key:value cache which supports automatic invalidation based on timeouts.
rosedb star:1275 An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.
CovenantSQL star:1193 CovenantSQL is a SQL database on blockchain.
fastcache star:1173 fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
diskv star:1068 Home-grown disk-backed key-value store.
godis star:881 A Golang implemented high-performance Redis server and cluster.
Databunker star:851 Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
eliasdb star:817 Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
moss star:813 Moss is a simple LSM key-value storage engine written in 100% Go.
pogreb star:798 Embedded key-value store for read-heavy workloads.
Bitcask star:770 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).
column star:729 High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.
levigo star:397 Levigo is a Go wrapper for LevelDB.
pudge star:289 Fast and simple key/value store written using Go's standard library.
Vasto star:213 A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
Kivik star:211 Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
piladb star:187 Lightweight RESTful database engine based on stack data structures.
Scribble star:126 Tiny flat file JSON store.
slowpoke star:98 Key-value store with persistence.
cache star:90 In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
bcache star:66 Eventually consistent distributed in-memory cache Go library.
unitdb star:65 Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application.
couchcache star:53 RESTful caching micro-service backed by Couchbase server.
hare star:41 A simple database management system that stores each table as a text file of line-delimited JSON.
clusteredBigCache star:37 BigCache with clustering support and individual item expiration.
Coffer star:25 Simple ACID key-value database that supports transactions.
tempdb star:15 Key-value store for temporary items.
ttlcache star:3 In-memory key value storage with TTL for each record.

Database schema migration.

migrate star:6694 Database migrations. CLI and Golang library.
sql-migrate star:2165 Database migration tool. Allows embedding migrations into the application using go-bindata.
goose star:1739 Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
skeema star:912 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:628 Database schema migration helper for Gorm ORM.
darwin star:119 Database schema evolution library for Go.
migrator star:115 Dead simple Go database migration library.
go-pg-migrations star:79 A Go package to help write migrations with go-pg/pg.
go-fixtures star:26 Django style fixtures for Golang's excellent built-in database/sql library.
avro star:24 Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
pravasan star:24 Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
migrator star:8 MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.
schema star:7 Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
go-pg-migrate star:4 CLI-friendly package for go-pg migrations management.

Database tools.

vitess star:12121 vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
pgweb star:6918 Web-based PostgreSQL database browser.
kingshard star:5718 kingshard is a high performance proxy for MySQL powered by Golang.
orchestrator star:4131 MySQL replication topology manager & visualizer.
go-mysql-elasticsearch star:3513 Sync your MySQL data into Elasticsearch automatically.
go-mysql star:3123 Go toolset to handle MySQL protocol and replication.
pREST star:2705 Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.
chproxy star:639 HTTP proxy for ClickHouse database.
pg_timetable star:411 Advanced scheduling for PostgreSQL.
clickhouse-bulk star:288 Collects small insterts and sends big requests to ClickHouse servers.
myreplication star:173 MySql binary log replication listener. Supports statement and row based replication.
octillery star:140 Go package for sharding databases ( Supports every ORM or raw SQL ).
dbbench star:59 Database benchmarking tool with support for several databases and scripts.
datagen star:34 A fast data generator that's multi-table aware and supports multi-row DML.
prep star:28 Use prepared SQL statements without changing your code.
rwdb star:12 rwdb provides read replica capability for multiple database servers setup.

SQL query builder, libraries for building and using SQL.

Squirrel star:4004 Go library that helps you build SQL queries.
xo star:2805 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:1233 Non-invasive SQL builder and powerful data binder.
goqu star:1089 Idiomatic SQL builder and query library.
Dotsql star:591 Go library that helps you keep sql files in one place and use them with ease.
ozzo-dbx star:536 Powerful data retrieval methods as well as DB-agnostic query building capabilities.
jet star:426 Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
dbq star:298 Zero boilerplate database operations for Go.
sqrl star:226 SQL query builder, fork of Squirrel with improved performance.
Squalus Thin layer over the Go SQL package that makes it easier to perform queries.
sqlingo star:154 A lightweight DSL to build SQL in Go.
sq star:105 Type-safe SQL builder and struct mapper for Go.
igor star:85 Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
godbal star:52 Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
buildsqlx star:37 Go database query builder library for PostgreSQL.
qry star:20 Tool that generates constants from files with raw SQL queries.
sqlf star:19 Fast SQL query builder.
gosql star:16 SQL Query builder with better null values support.
hasql Library for accessing multi-host SQL database installations.
mpath star:8 MPTT (Modified Preorder Tree Traversal) package for SQL records - materialized path realisation.
ormlite Lightweight package containing some ORM-like features and helpers for sqlite databases.

Database Drivers

Libraries for connecting and operating databases.

Relational Databases
- go-sql-driver/mysql star:11011 MySQL driver for Go.
- pq star:6631 Pure Go Postgres driver for database/sql.
- go-sqlite3 star:4922 SQLite3 driver for go that uses database/sql.
- pgx star:4221 PostgreSQL driver supporting features beyond those exposed by database/sql.
- go-mssqldb star:1411 Microsoft MSSQL driver for Go.
- go-oci8 star:552 Oracle driver for go that uses database/sql.
- godror star:262 Oracle driver for Go, using the ODPI-C driver.
- firebirdsql star:151 Firebird RDBMS SQL driver for Go.
- go-adodb star:120 Microsoft ActiveX Object DataBase driver for go that uses database/sql.
- gofreetds star:104 Microsoft MSSQL driver. Go wrapper over FreeTDS.
- avatica star:74 Apache Avatica/Phoenix SQL driver for database/sql.
- Sqinn-Go star:68 SQLite with pure Go.
- bgc star:15 Datastore Connectivity for BigQuery for go.
- pig star:5 Simple pgx wrapper to execute and scan query results easily.
NoSQL Databases
- redis star:11847 Redis client for Golang.
- redigo star:8478 Redigo is a Go client for the Redis database.
- mongo-go-driver star:5843 Official MongoDB driver for the Go language.
- mgo star:1899 (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:1565 Go language driver for RethinkDB.
- qmgo star:522 The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
- redeo star:397 Redis-protocol compatible TCP servers/services.
- neoism star:375 Neo4j client for Golang.
- aerospike-client-go star:365 Aerospike client in Go language.
- mgm star:328 MongoDB model-based ODM for Go (based on official MongoDB driver).
- gocb star:326 Official Couchbase Go SDK.
- go-couchbase star:312 Couchbase client in Go.
- go-rejson star:169 Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
- godis star:92 redis client implement by golang, inspired by jedis.
- Neo4j-GO star:76 Neo4j REST Client in golang.
- arangolite star:69 Lightweight golang driver for ArangoDB.
- go-pilosa star:46 Go client library for Pilosa.
- forestdb star:30 Go bindings for ForestDB.
- goriak star:26 Go language driver for Riak KV.
- neo4j star:26 Neo4j Rest API Bindings for Golang.
- xredis star:15 Typesafe, customizable, clean & easy to use Redis client.
- godscache star:8 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:6 Datastore Connectivity for Aerospike for go.
- gocosmos star:3 REST client and standard database/sql driver for Azure Cosmos DB.
- gocql Go language driver for Apache Cassandra.
Search and Analytic Databases.
- bleve star:7629 Modern text indexing library for go.
- elastic star:6029 Elasticsearch client for Go.
- riot star:5808 Go Open Source, Distributed, Simple and efficient Search Engine.
- go-elasticsearch star:3464 Official Elasticsearch client for Go.
- elastigo star:947 Elasticsearch client library.
- elasticsql star:740 Convert sql to elasticsearch dsl in Go.
- skizze star:78 probabilistic data-structures service and storage.
- goes star:24 Library to interact with Elasticsearch.
Multiple Backends.
- cayley star:13845 Graph database with support for multiple backends.
- gokv star:344 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:156 Golang Cache component for multiple drivers.
- dsc star:22 Datastore connectivity for SQL, NoSQL, structured files.

Date and Time

Libraries for working with dates and times.

now star:3128 Now is a time toolkit for golang.
dateparse star:1450 Parse date's without knowing format in advance.
carbon star:599 Simple Time extension with a lot of util methods, ported from PHP Carbon library.
durafmt star:389 Time duration formatting library for Go.
timeutil star:186 Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
gostradamus star:153 A Go package for working with dates.
go-persian-calendar star:97 The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
iso8601 star:89 Efficiently parse ISO8601 date-times without regex.
timespan star:74 For interacting with intervals of time, defined as a start time and a duration.
date star:72 Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
feiertage star:39 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:35 Calculate the sunrise and sunset times for a given location.
go-str2duration star:25 Convert string to duration. Support time.Duration returned string and more.
kair star:19 Date and Time - Golang Formatting Library.
NullTime star:11 Nullable time.Time.
cronrange star:10 Parses Cron-style time range expressions, checks if the given time is within any ranges.
tuesday star:9 Ruby-compatible Strftime function.
strftime star:7 C99-compatible strftime formatter.
go-week star:5 An efficient package to work with ISO8601 week dates.

Distributed Systems

Packages that help with building Distributed Systems.

go-kit star:20529 Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
go-micro star:16232 A distributed systems development framework.
grpc-go star:13989 The Go language implementation of gRPC. HTTP/2 based RPC.
micro star:10191 A distributed systems runtime for the cloud and beyond.
NATS star:9522 Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
go-zero star:9324 A web and rpc framework. It's born to ensure the stability of the busy sites with resilient design. Builtin goctl greatly improves the development productivity.
rpcx star:5771 Distributed pluggable RPC service framework like alibaba Dubbo.
raft star:4836 Golang implementation of the Raft consensus protocol, by HashiCorp.
raft Go implementation of the Raft consensus protocol, by CoreOS.
KrakenD star:4271 Ultra performant API Gateway framework with middlewares.
tendermint star:4191 High-performance middleware for transforming a state machine written in any programming language into a Byzantine Fault Tolerant replicated state machine using the Tendermint consensus and blockchain protocols.
torrent star:3930 BitTorrent client package.
dragonboat star:3700 A feature complete and high performance multi-group Raft library in Go.
glow star:2958 Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
emitter-io star:2929 High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
gleam star:2839 Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed.
liftbridge star:2103 Lightweight, fault-tolerant message streams for NATS.
hprose star:1167 Very newbility RPC Library, support 25+ languages now.
ringpop-go star:688 Scalable, fault-tolerant application-layer sharding for Go applications.
gorpc star:636 Simple, fast and scalable RPC library for high load.
rain star:613 BitTorrent client and library.
go-health star:595 Library for enabling asynchronous dependency health checks in your service.
redis-lock star:437 Simplified distributed locking implementation using Redis.
resgate Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
go-sundheit star:408 A library built to provide support for defining async service health checks for golang services.
digota star:396 grpc ecommerce microservice.
dot distributed sync using operational transformation/OT.
consistent star:384 Consistent hashing with bounded loads.
sleuth star:337 Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
go-jump star:328 Port of Google's "Jump" Consistent Hash function.
dht star:190 BitTorrent Kademlia DHT implementation.
arpc star:184 More effective network communication, support two-way-calling, notify, broadcast.
jsonrpc star:178 JSON-RPC 2.0 HTTP client implementation.
jsonrpc star:149 The jsonrpc package helps implement of JSON-RPC 2.0.
celeriac star:67 Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
doublejump star:60 A revamped Google's jump consistent hash.
Semaphore star:55 A straightforward (micro) service orchestrator.
outboxer star:53 Outboxer is a go library that implements the outbox pattern.
pglock PostgreSQL-backed distributed locking implementation.
pjrpc Golang JSON-RPC Server-Client with Protobuf spec.
flowgraph star:41 flow-based programming package.
drmaa star:33 Job submission library for cluster schedulers based on the DRMAA standard.
dynamolock DynamoDB-backed distributed locking implementation.
go-pdu star:28 A decentralized identity-based social network.
go-mysql-lock star:22 MySQL based distributed lock.
dynatomic star:14 A library for using DynamoDB as an atomic counter.
gmsec star:13 A Go distributed systems development framework.
consistenthash star:9 Consistent hashing with configurable replicas.

Dynamic DNS

Tools for updating dynamic DNS records.

GoDNS star:836 A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
DDNS star:193 Personal DDNS client with Digital Ocean Networking DNS as backend.
dyndns Background Go process to regularly and automatically check your IP Address and make updates to (one or many) Dynamic DNS records for Google domains whenever your address changes.

Email

Libraries and tools that implement email creation and sending.

MailHog star:8683 Email and SMTP testing with web and API interface.
hermes star:2297 Golang package that generates clean, responsive HTML e-mails.
email star:1771 A robust and flexible email library for Go.
go-imap star:1305 IMAP library for clients and servers.
chasquid SMTP server written in Go.
SendGrid star:738 SendGrid's Go library for sending email.
mailgun-go star:531 Go library for sending mail with the Mailgun API.
email-verifier star:248 A Go library for email verification without sending any emails.
go-message star:209 Streaming library for the Internet Message Format and mail messages.
Hectane star:207 Lightweight SMTP client providing an HTTP API.
douceur star:194 CSS inliner for your HTML emails.
go-simple-mail star:166 Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
mailchain star:82 Send encrypted emails to blockchain addresses written in Go.
go-premailer star:71 Inline styling for HTML mail in Go.
go-dkim star:69 DKIM library, to sign & verify email.
smtp star:63 SMTP server protocol state machine.
go-email-validator star:11 Modular email validator for syntax, disposable, smtp, etc... checking.

Embeddable Scripting Languages

Embedding other languages inside your go code.

gopher-lua star:4153 Lua 5.1 VM and compiler written in Go.
tengo star:2329 Bytecode compiled script language for Go.
goja star:2259 ECMAScript 5.1(+) implementation in Go.
go-lua star:2114 Port of the Lua 5.2 VM to pure Go.
expr star:1831 Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
go-python star:1278 naive go bindings to the CPython C-API.
anko star:1143 Scriptable interpreter written in Go.
cel-go star:825 Fast, portable, non-Turing complete expression evaluation with gradual typing.
go-php star:801 PHP bindings for Go.
go-duktape star:766 Duktape JavaScript engine bindings for Go.
golua star:548 Go bindings for Lua C API.
gisp star:461 Simple LISP in Go.
gval star:341 A highly customizable expression language written in Go.
gentee star:76 Embeddable scripting programming language.
binder star:51 Go to Lua binding library, based on gopher-lua.
purl star:31 Perl 5.18.2 embedded in Go.
ngaro star:20 Embeddable Ngaro VM implementation enabling scripting in Retro.
ecal star:11 A simple embeddable scripting language which supports concurrent event processing.

Error Handling

Libraries for handling errors.

errors star:7036 Package that provides simple error handling primitives.
go-multierror star:1296 Go (golang) package for representing a list of errors as a single error.
eris star:816 A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
errorx star:749 A feature rich error package with stack traces, composition of errors and more.
tracerr star:660 Golang errors with stack trace and source fragments.
errlog star:397 Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
emperror star:216 Error handling tools and best practices for Go libraries and applications.
errors star:96 Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
errors star:23 Drop-in replacement for builting Go errors. This is a minimal error handling package with custom error types, user friendly messages, Unwrap & Is. With very easy to use and straightforward helper functions.
Falcon star:6 A Simple Yet Highly Powerful Package For Error Handling.
errors star:3 Simple golang error handling with classification primitives.
errors star:2 The most simple error wrapper with awesome performance and minimal memory overhead.

File Handling

Libraries for handling files and file systems.

afero star:3841 FileSystem Abstraction System for Go.
pdfcpu star:2446 PDF processor.
notify star:666 File system event notification library with simple API, similar to os/signal.
copy star:319 Copy directory recursively.
bigfile star:192 A file transfer system, support to manage files with http api, rpc call and ftp client.
afs star:148 Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
vfs star:111 A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
go-csv-tag star:86 Load csv file using tag.
opc star:67 Load Open Packaging Conventions (OPC) files for Go.
go-exiftool star:66 Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
skywalker star:64 Package to allow one to concurrently go through a filesystem with ease.
stl Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading.
tarfs star:47 Implementation of the FileSystem interface for tar files.
checksum star:34 Compute message digest, like MD5 and SHA256, for large files.
baraka star:30 A library to process http file uploads easily.
go-gtfs star:27 Load gtfs files in go.
flop star:24 File operations library which aims to mirror feature parity with GNU cp.
parquet star:21 Read and write parquet files.
gut/yos star:17 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.
todotxt star:8 Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the todo.txt format.
higgs star:6 A tiny cross-platform Go library to hide/unhide files and directories.

Financial

Packages for accounting and finance.

decimal star:3116 Arbitrary-precision fixed-point decimal numbers.
go-money star:956 Implementation of Fowler's Money pattern.
accounting star:660 money and currency formatting for golang.
go-finance star:534 Comprehensive financial markets data in Go.
techan star:471 Technical analysis library with advanced market analysis and trading strategies.
currency star:259 Handles currency amounts, provides currency information and formatting.
orderbook star:210 Matching Engine for Limit Order Book in Golang.
go-finance star:99 Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
transaction star:93 Embedded transactional database of accounts, running in multithreaded mode.
ofxgo star:88 Query OFX servers and/or parse the responses (with example command-line client).
vat star:82 VAT number validation & EU VAT rates.
sleet star:58 One unified interface for multiple Payment Service Providers (PsP) to process online payment.
go-finnhub star:57 Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges.
currency star:39 High performant & accurate currency computation package.
fastme star:25 Fast extensible matching engine Go implementation.
go-finance star:5 Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.
payme star:5 QR code generator (ASCII & PNG) for SEPA payments.

Forms

Libraries for working with forms.

nosurf star:1172 CSRF protection middleware for Go.
binding star:780 Binds form and JSON data from net/http Request to struct.
gorilla/csrf star:671 CSRF protection for Go web applications & services.
form star:474 Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
conform star:223 Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
formam star:161 decode form's values into a struct.
forms star:122 Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
qs star:57 Go module for encoding structs into URL query parameters.
bind star:25 Bind form data to any Go values.
queryparam star:9 Decode url.Values into usable struct values of standard or custom types.

Functional

Packages to support functional programming in Go.

go-underscore star:1200 Useful collection of helpfully functional Go collection utilities.
fpGo star:180 Monad, Functional Programming features for Golang.
fuego star:91 Functional Experiment in Go.
gofp star:76 A lodash like powerful utility library for Golang.

Game Development

Awesome game development libraries.

Ebiten star:4712 dead simple 2D game library in Go.
Leaf star:4044 Lightweight game server framework.
Pixel star:3525 Hand-crafted 2D game library in Go.
goworld star:1873 Scalable game server engine, featuring space-entity framework and hot-swapping.
nano star:1727 Lightweight, facility, high performance golang based game server framework.
go-sdl2 star:1564 Go bindings for the Simple DirectMedia Layer.
g3n star:1485 Go 3D Game Engine.
engo star:1381 Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
termloop star:1213 Terminal-based game engine for Go, built on top of Termbox.
gonet star:1144 Game server skeleton implemented with golang.
Pitaya star:1069 Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
Oak star:895 Pure Go game engine.
raylib-go star:615 Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
Azul3D star:490 3D game engine written in Go.
go-astar star:431 Go implementation of the A* path finding algorithm.
go3d star:200 Performance oriented 2D/3D math package for Go.
prototype star:57 Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
tile star:25 Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.

Generation and Generics

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

go-linq star:2555 .NET LINQ-like query methods for Go.
jennifer star:2065 Generate arbitrary Go code without templates.
gen star:1297 Code generation tool for ‘generics’-like functionality.
goderive star:894 Derives functions from input types.
GoWrap star:519 Generate decorators for Go interfaces using simple templates.
interfaces star:300 Command line tool for generating interface definitions.
go-enum star:212 Code generation for enums from code comments.
pkgreflect star:96 Go preprocessor for package scoped reflection.
efaceconv star:49 Code generation tool for high performance conversion from interface{} to immutable type without allocations.
gotype star:37 Golang source code parsing, usage like reflect package.
generis star:27 Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
go-xray star:18 Helpers for making the use of reflection easier.
typeregistry star:11 A library to create type dynamically.

Geographic

Geographic tools and servers

Tile38 star:7489 Geolocation DB with spatial index and realtime geofencing.
S2 geometry star:1229 S2 geometry library in Go.
mbtileserver star:247 A simple Go-based server for map tiles stored in mbtiles format.
osm star:168 Library for reading, writing and working with OpenStreetMap data and APIs.
WGS84 star:61 Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).
geoserver star:55 geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
gismanager star:38 Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
pbf star:26 OpenStreetMap PBF golang encoder/decoder.
S2 geojson star:13 Convert geojson to s2 cells & demonstrating some S2 geometry features on map.

Go Compilers

Tools for compiling Go to other languages.

gopherjs star:10278 Compiler from Go to JavaScript.
tardisgo star:407 Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
c4go star:269 Transpile C code to Go code.
f4go star:24 Transpile FORTRAN 77 code to Go code.

Goroutines

Tools for managing and working with Goroutines.

ants star:5901 A high-performance and low-cost goroutine pool in Go.
goworker star:2569 goworker is a Go-based background worker.
tunny star:2442 Goroutine pool for golang.
grpool star:639 Lightweight Goroutine pool.
pool star:622 Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
workerpool star:569 Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
gowp star:300 gowp is concurrency limiting goroutine pool.
pond star:224 Minimalistic and High-performance goroutine worker pool written in Go.
go-floc star:202 Orchestrate goroutines with ease.
go-flow star:167 Control goroutines execution order.
semaphore star:115 Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
artifex star:108 Simple in-memory job queue for Golang using worker-based dispatching.
go-workers star:108 Easily and safely run workers for large data processing pipelines.
breaker star:97 Flexible mechanism to make execution flow interruptible.
semaphore star:85 Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
async star:84 A safe way to execute functions asynchronously, recovering them in case of panic.
neilotoole/errgroup star:80 Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
gpool star:79 manages a resizeable pool of context-aware goroutines to bound concurrency.
worker-pool star:76 goworker is a Go simple async worker pool.
cyclicbarrier star:67 CyclicBarrier for golang.
threadpool star:60 Golang threadpool implementation.
gollback star:58 asynchronous simple function utilities, for managing execution of closures and callbacks.
Hunch star:54 Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
routine star:41 go routine control with context, support: Main, Go, Pool and some useful Executors.
kyoo star:32 Provides an unlimited job queue and concurrent worker pools.
nursery star:30 Structured concurrency in Go.
oversight Oversight is a complete implementation of the Erlang supervision trees.
parallel-fn star:30 Run functions in parallel.
async star:23 An alternative sync library for Go (Future, Promise, Locks).
goccm star:21 Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
go-waitgroup star:20 Like sync.WaitGroup with error handling and concurrency control.
go-trylock star:19 TryLock support on read-write lock for Golang.
stl star:18 Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
channelify star:12 Transform your function to return channels for easy and powerful parallel processing.
gohive star:12 A highly performant and easy to use Goroutine pool for Go.
conexec star:10 A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.
gowl star:9 Gowl is a process management and process monitoring tool at once. An infinite worker pool gives you the ability to control the pool and processes and monitor their status.
queue star:9 Gives you a sync.WaitGroup like queue group accessibility. Helps you to throttle and limit goroutines, wait for the end of the all goroutines and much more.
hands star:7 A process controller used to control the execution and return strategies of multiple goroutines.
go-tools/multithreading star:5 Manage a pool of goroutines using this lightweight library with a simple API.
concurrency-limiter star:4 Concurrency limiter with support for timeouts , dynamic priority and context cancellation of goroutines.

GUI

Libraries for building GUI Applications.

Toolkits

fyne star:13404 Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
qt star:8611 Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
webview star:8521 Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
ui star:7902 Platform-native GUI library for Go. Cross platform.
Wails Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
walk star:5512 Windows application library kit for Go.
app star:4911 Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
go-astilectron star:3885 Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
go-gtk Go bindings for GTK.
go-sciter star:2113 Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
gotk3 star:1510 Go bindings for GTK3.
gowd star:321 Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.

Interaction

robotgo star:6717 Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
systray star:1863 Cross platform Go library to place an icon and menu in the notification area.
gosx-notifier star:540 OSX Desktop Notifications library for Go.
trayhost star:210 Cross-platform Go library to place an icon in the host operating system's taskbar.
go-appindicator star:17 Go bindings for libappindicator3 C library.
mac-activity-tracker star:12 OSX library to notify about any (pluggable) activity on your machine.
mac-sleep-notifier star:9 OSX Sleep/Wake notifications in golang.

Hardware

Libraries, tools, and tutorials for interacting with hardware.

See go-hardware for a comprehensive list.

Images

Libraries for manipulating images.

gocv star:4125 Go package for computer vision using OpenCV 3.3+.
imaging star:3807 Simple Go image processing package.
imaginary star:3715 Fast and simple HTTP microservice for image resizing.
bild star:3235 Collection of image processing algorithms in pure Go.
ln star:2914 3D line art rendering in Go.
gg star:2913 2D rendering in pure Go.
resize star:2658 Image resizing for Go with common interpolation methods.
pt star:1954 Path tracing engine written in Go.
svgo star:1682 Go Language Library for SVG generation.
smartcrop star:1524 Finds good crops for arbitrary images and crop sizes.
picfit star:1491 An image resizing server written in Go.
bimg star:1486 Small package for fast and efficient image processing using libvips.
gift star:1450 Package of image processing filters.
imagick star:1321 Go binding to ImageMagick's MagickWand C API.
go-opencv star:1235 Go bindings for OpenCV.
geopattern star:1126 Create beautiful generative image patterns from a string.
stegify star:935 Go tool for LSB steganography, capable of hiding any file within an image.
canvas star:731 Vector graphics to PDF, SVG or rasterized image.
image2ascii star:552 Convert image to ASCII.
draft star:494 Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
govips star:486 A lightning fast image processing and resizing library for Go.
govatar star:442 Library and CMD tool for generating funny avatars.
mort star:436 Storage and image processing server written in Go.
goimagehash star:413 Go Perceptual image hashing package.
go-nude star:333 Nudity detection with Go.
rez star:200 Image resizing in pure Go and SIMD.
darkroom star:164 An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
mergi star:139 Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
img star:137 Selection of image manipulation tools.
gltf star:111 Efficient and robust glTF 2.0 reader, writer and validator.
go-cairo star:107 Go binding for the cairo graphics library.
steganography star:101 Pure Go Library for LSB steganography.
cameron star:69 An avatar generator for Go.
go-gd star:53 Go binding for GD library.
gridder star:42 A Grid based 2D Graphics library.
goimghdr star:36 The imghdr module determines the type of image contained in a file for Go.
tga star:28 Package tga is a TARGA image format decoder/encoder.
go-webcolors star:25 Port of webcolors library from Python to Go.
webp-server star:16 Simple and minimal image server capable of storing, resizing, converting and caching images.
mpo star:7 Decoder and conversion tool for MPO 3D Photos.

IoT (Internet of Things)

Libraries for programming devices of the IoT.

flogo star:1771 Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
mainflux star:1456 Industrial IoT Messaging and Device Management Server.
periph Peripherals I/O to interface with low-level board facilities.
gatt star:980 Gatt is a Go package for building Bluetooth Low Energy peripherals.
gobot Gobot is a framework for robotics, physical computing, and the Internet of Things.
connectordb star:277 Open-Source Platform for Quantified Self & IoT.
devices star:241 Suite of libraries for IoT devices, experimental for x/exp/io.
sensorbee star:203 Lightweight stream processing engine for IoT.
huego star:183 An extensive Philips Hue client library for Go.
iot IoT is a simple framework for implementing a Google IoT Core device.
eywa star:48 Project Eywa is essentially a connection manager that keeps track of connected devices.

Job Scheduler

Libraries for scheduling jobs.

gocron star:911 Easy and fluent Go job scheduling. This is an actively maintained fork of jasonlvhit/gocron.
gron star:863 Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
JobRunner star:854 Smart and featureful cron job scheduler with job queuing and live monitoring built in.
jobs star:482 Persistent and flexible background jobs library.
scheduler star:367 Cronjobs scheduling made easy.
clockwerk Go package to schedule periodic jobs using a simple, fluent syntax.
go-cron star:202 Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons.
go-quartz star:144 Simple, zero-dependency scheduling library for Go.
leprechaun star:82 Job scheduler that supports webhooks, crons and classic scheduling.
tasks star:46 An easy to use in-process scheduler for recurring tasks in Go.
clockwork star:28 Simple and intuitive job scheduling library in Go.
cronticker star:1 A ticker implementation to support cron schedules.

JSON

Libraries for working with JSON.

GJSON star:8537 Get a JSON value with one line of code.
gojson star:2373 Automatically generate Go (golang) struct definitions from example JSON.
fastjson star:1258 Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.
kazaam star:192 API for arbitrary transformation of JSON documents.
gojq star:171 JSON query in Golang.
jsondiff star:118 JSON diff library for Go based on RFC6902 (JSON Patch).
jettison star:108 Fast and flexible JSON encoder for Go.
JSON-to-Go Convert JSON to Go struct.
JSON-to-Proto Convert JSON to Protobuf online.
jsongo star:96 Fluent API to make it easier to create Json objects.
gjo star:95 Small utility to create JSON objects.
JayDiff star:85 JSON diff utility written in Go.
json2go star:83 Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
ajson star:61 Abstract JSON for golang with JSONPath support.
jsonf star:61 Console tool for highlighted formatting and struct query fetching JSON.
ujson star:45 Fast and minimal JSON parser and transformer that works on unstructured JSON.
mp star:44 Simple cli email parser. It currently takes stdin and outputs JSON.
go-respond star:41 Go package for handling common HTTP JSON responses.
go-jsonerror star:10 Go-JsonError is ment to allow us to easily create json response errors that follow the JsonApi spec.
jsonapi-errors star:9 Go bindings based on the JSON API errors reference.
jsonhal star:9 Simple Go package to make custom structs marshal into HAL compatible JSON responses.
ask star:7 Easy access to nested values in maps and slices. Works in combination with encoding/json and other packages that "Unmarshal" arbitrary data into Go data-types.
ej star:7 Write and read JSON from different sources succinctly.
dynjson star:6 Client-customizable JSON formats for dynamic APIs.
epoch star:5 Contains primitives for marshaling/unmarshaling Unix timestamp/epoch to/from build-in time.Time type in JSON.
mapslice-json star:5 Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
jzon star:4 JSON library with standard compatible API/behavior.
jsonic star:2 Utilities to handle and query JSON without defining structs in a type safe manner.

Logging

Libraries for generating and working with log files.

logrus star:18148 Structured logger for Go.
zap star:12981 Fast, structured, leveled logging in Go.
zerolog star:4865 Zero-allocation JSON logger.
spew star:4478 Implements a deep pretty printer for Go data structures to aid in debugging.
glog star:2740 Leveled execution logs for Go.
lumberjack star:2610 Simple rolling logger, implements io.WriteCloser.
tail star:2125 Go package striving to emulate the features of the BSD tail program.
seelog star:1546 Logging functionality with flexible dispatching, filtering, and formatting.
log star:1144 Structured logging package for Go.
log15 star:1012 Simple, powerful logging for Go.
onelog star:394 Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenarios. Also, it is one of the logger with the lowest allocation.
phuslu/log star:379 Structured Logging Made Easy.
logxi star:347 12-factor app logger that is fast and makes you happy.
logutils star:293 Utilities for slightly better logging in Go (Golang) extending the standard logger.
log star:275 Simple, configurable and scalable Structured Logging for Go.
go-logger star:263 Simple logger of Go Programs, with level handlers.
httpretty star:229 Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
sqldb-logger star:184 A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
rollingwriter star:177 RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
logger star:148 Minimalistic logging library for Go.
xlog star:135 Structured logger for net/context aware HTTP handlers with flexible dispatching.
logur star:127 An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries (logrus, go-kit log, zap, zerolog, etc).
glg star:115 glg is simple and fast leveled logging library for Go.
ozzo-log star:114 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:88 Full-featured logging saas written in golang.
stdlog star:45 Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
go-cronowriter star:42 Simple writer that rotate log files automatically based on current date and time, like cronolog.
gologger star:39 Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
go-log star:37 Log4j implementation in Go.
logex star:37 Golang log lib, supports tracking and level, wrap by standard log lib.
go-log star:28 Log lib supports level and multi handlers.
distillog star:26 distilled levelled logging (think of it as stdlib + log levels).
journald star:26 Go implementation of systemd Journal's native API for logging.
logrusly star:26 logrus plug-in to send errors to a Loggly.
log star:24 Structured log interface for Go cleanly separates logging facade from its implementation.
mlog star:24 Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
gomol star:17 Multiple-output, structured logging for Go with extensible logging outputs.
gone/log Fast, extendable, full-featured, std-lib source compatible log library.
zkits-logger star:15 A powerful zero-dependency JSON logger.
glo star:14 PHP Monolog inspired logging facility with identical severity levels.
logrusiowriter star:12 io.Writer implementation using logrus logger.
go-log star:11 Simple and configurable Logging in Go, with level, formatters and writers.
logmatic star:10 Colorized logger for Golang with dynamic log level configuration.
logdump star:9 Package for multi-level logging.
logo star:9 Golang logger to different configurable writers.
go-log star:8 A logging library with strack traces, object dumping and optional timestamps.
log star:8 An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
xlog star:6 Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
kemba star:5 A tiny debug logging tool inspired by debug, great for CLI tools and applications.
yell star:1 Yet another minimalistic logging library.

Machine Learning

Libraries for Machine Learning.

GoLearn star:7887 General Machine Learning library for Go.
gorgonia star:4071 graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
tfgo star:1741 Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.
gosseract star:1482 Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
gorse star:1293 An offline recommender system backend based on collaborative filtering written in Go.
goml star:1196 On-line Machine Learning in Go.
eaopt star:736 An evolutionary optimization library.
bayesian star:708 Naive Bayesian Classification for Golang.
CloudForest star:686 Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
gobrain star:480 Neural Networks written in go.
ocrserver star:382 A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
onnx-go star:333 Go Interface to Open Neural Network Exchange (ONNX).
go-deep star:315 A feature-rich neural network library in Go.
regommend star:290 Recommendation & collaborative filtering engine.
go-galib star:185 Genetic Algorithms library written in Go / golang.
Goptuna star:183 Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
goRecommend star:174 Recommendation Algorithms library written in Go.
shield star:141 Bayesian text classifier with flexible tokenizers and storage backends for Go.
goga star:107 Genetic algorithm library for Go.
go-fann star:103 Go bindings for Fast Artificial Neural Networks(FANN) library.
libsvm star:67 libsvm golang version derived work based on LIBSVM 3.14.
gonet star:66 Neural Network for Go.
goscore star:65 Go Scoring API for PMML.
neural-go star:62 Multilayer perceptron network implemented in Go, with training via backpropagation.
go-pr star:58 Pattern recognition package in Go lang.
neat star:58 Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
go-featureprocessing star:57 Fast and convenient feature processing for low latency machine leraning in Go.
fonet star:44 A Deep Neural Network library written in Go.
golinear star:41 liblinear bindings for Go.
Varis star:35 Golang Neural Network.
go-cluster star:28 Go implementation of the k-modes and k-prototypes clustering algorithms.
godist star:28 Various probability distributions, and associated methods.
probab star:16 Probability distribution functions. Bayesian inference. Written in pure Go.
evoli star:15 Genetic Algorithm and Particle Swarm Optimization library.
ddt star:12 Dynamic decision tree, create trees defining customizable rules.
GoMind star:11 A simplistic Neural Network Library in Go.
randomforest star:11 Easy to use Random Forest library for Go.

Messaging

Libraries that implement messaging systems.

sarama star:7374 Go library for Apache Kafka.
gorush star:5549 Push notification server using APNs2 and google GCM.
machinery star:5364 Asynchronous task queue/job queue based on distributed message passing.
Centrifugo star:5121 Real-time messaging (Websockets or SockJS) server in Go.
go-socket.io star:4143 socket.io library for golang, a realtime application framework.
NATS Go Client star:3421 Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
Benthos star:3199 A message streaming bridge between a range of protocols.
Confluent Kafka Golang Client star:2752 confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
APNs2 star:2514 HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
Mercure star:2469 Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
melody star:2170 Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
gopush-cluster star:1983 gopush-cluster is a go push server cluster.
go-nsq star:1931 the official Go package for NSQ.
Asynq star:1325 A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
Uniqush-Push star:1259 Redis backed unified push service for server-side notifications to mobile devices.
Beaver star:1107 A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
EventBus star:940 The lightweight event bus with async compatibility.
zmq4 star:917 Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
Gollum star:898 A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
dbus star:592 Native Go bindings for D-Bus.
golongpoll star:559 HTTP longpoll server library that makes web pub-sub simple.
Chanify star:552 A push notification server send message to your iOS devices.
mangos star:416 Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
emitter star:406 Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
Glue star:379 Robust Go and Javascript Socket Library (Alternative to Socket.io).
pubsub star:351 Simple pubsub package for go.
Bus star:210 Minimalist message bus implementation for internal communication.
rabtap star:184 RabbitMQ swiss army knife cli app.
messagebus star:180 messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
guble star:148 Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
oplog star:106 Generic oplog/replication system for REST APIs.
hub star:105 A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
rabbus star:89 A tiny wrapper over amqp exchanges and queues.
drone-line star:75 Sending Line notifications using a binary, docker or Drone CI.
nsq-event-bus star:67 A tiny wrapper around NSQ topic and channel.
go-mq star:65 RabbitMQ client with declarative configuration.
RapidMQ star:62 RapidMQ is a lightweight and reliable library for managing of the local messages queue.
redisqueue star:58 redisqueue provides a producer and consumer of a queue that uses Redis streams.
Commander star:55 A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
go-notify star:53 Native implementation of the freedesktop notification spec.
go-res star:49 Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
event star:40 Implementation of the pattern observer.
hare star:28 A user friendly library for sending messages and listening to TCP sockets.
ami star:20 Go client to reliable queues based on Redis Cluster Streams.
gosd star:18 A library for scheduling when to dispatch a message to a channel.
go-vitotrol star:16 Client library to Viessmann Vitotrol web service.
rmqconn star:15 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.
jazz star:12 A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
gaurun-client star:9 Gaurun Client written in Go.

Microsoft Office

unioffice star:2897 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:8970 Golang library for reading and writing Microsoft Excel™ (XLSX) files.
xlsx star:5033 Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
xlsx star:136 Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
go-excel star:121 A simple and light reader to read a relate-db-like excel as a table.
goxlsxwriter star:15 Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

fx star:2068 A dependency injection based application framework for Go (built on top of dig).
dig star:1957 A reflection based dependency injection toolkit for Go.
container star:203 A powerful IoC Container with fluent and easy-to-use interface.
dingo star:106 A dependency injection toolkit for Go, based on Guice.
di star:94 A dependency injection container for go programming language.
goioc/di star:82 Spring-inspired Dependency Injection Container.
alice star:44 Additive dependency injection container for Golang.
linker star:32 A reflection based dependency injection and inversion of control library with components lifecycle support.
wire star:32 Strict Runtime Dependency Injection for Golang.
gocontainer star:14 Simple Dependency Injection Container.
kinit star:5 Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
nject/npoint star:4 A type safe, reflective framework based on types for libraries, tests, and endpoints.

Project Layout

Unofficial set of patterns for structuring projects.

golang-standards/project-layout star:24639 Set of common historical and emerging project layout patterns in the Go ecosystem.
modern-go-application star:960 Go application boilerplate and example applying modern practices.
cookiecutter-golang star:460 A Go application boilerplate template for quick starting projects following production best practices.
golang-templates/seed star:180 Go application GitHub repository template.
scaffold star:97 Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
go-sample star:86 A sample layout for Go application projects with the real code.
go-todo-backend star:79 Go Todo Backend example using modular project layout for product microservice.
gobase star:9 A simple skeleton for golang application with basic setup for real golang application.
insidieux/inizio star:9 Golang project layout generator with plugins.
wangyoucao577/go-project-layout star:4 Set of practices and discussions on how to structure Go project layout.

Strings

Libraries for working with strings.

xstrings star:903 Collection of useful string functions ported from other languages.
strutil star:121 String utilities.
gobeam/Stringy star:67 String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.
go-formatter Implements replacement fields surrounded by curly braces {} format strings.

Uncategorized

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

gopsutil star:6473 Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
archiver star:3254 Library and command for making and extracting .zip and .tar.gz archives.
gofakeit star:1918 Random data generator written in go.
gatus star:1560 Automated service health dashboard.
gosms star:1337 Your own local SMS gateway in Go that can be used to send SMS.
go-resiliency star:1210 Resiliency patterns for golang.
base64Captcha star:1127 Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
go-commons-pool star:964 Generic object pool for Golang.
go-openapi Collection of packages to parse and utilize open-api schemas.
llvm star:714 Library for interacting with LLVM IR in pure Go.
shortid star:681 Distributed generation of super short, unique, non-sequential, URL friendly IDs.
health star:424 Easy to use, extensible health check library.
conv star:370 Package conv provides fast and intuitive conversions across Go types.
banner star:346 Add beautiful banners into your Go applications.
gountries star:311 Package that exposes country and subdivision data.
stateless star:276 A fluent library for creating state machines.
ffmt star:230 Beautify data display for Humans.
shoutrrr star:218 Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
lk star:209 A simple licensing library for golang.
antch star:207 A fast, powerful and extensible web crawling & scraping framework.
battery star:188 Cross-platform, normalized battery information library.
healthcheck star:183 An opinionated and concurrent health-check HTTP handler for RESTful services.
bitio star:159 Highly optimized bit-level Reader and Writer for Go.
stats star:152 Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
go-unarr star:139 Decompression library for RAR, TAR, ZIP and 7z archives.
turtle star:122 Emojis for Go.
gommit star:95 Analyze git commit messages to ensure they follow defined patterns.
gotoprom star:90 Type-safe metrics builder wrapper library for the official Prometheus client.
indigo star:85 Distributed unique ID generator of using Sonyflake and encoded by Base58.
captcha star:78 Package captcha provides an easy to use, unopinionated API for captcha generation.
morse star:68 Library to convert to and from morse code.
persian star:54 Some utilities for Persian language in go.
pdfgen star:52 HTTP service to generate PDF from Json requests.
xkg star:52 X Keyboard Grabber.
faker star:41 Random fake data and struct generator for Go.
browscap_go star:37 GoLang Library for Browser Capabilities Project.
datacounter star:36 Go counters for readers/writer/http.ResponseWriter.
autoflags star:35 Go package to automatically define command line flags from struct fields.
sandid star:30 Every grain of sand on earth has its own ID.
url-shortener star:29 A modern, powerful, and robust URL shortener microservice with mysql support.
VarHandler Generate boilerplate http input and output handling.
gosh star:25 Provide Go Statistics Handler, Struct, Measure Method.
xdg star:25 FreeDesktop.org (xdg) Specs implemented in Go.
metrics star:20 Library for metrics instrumentation and Prometheus exposition.
shellwords star:15 A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
anagent star:13 Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
avgRating star:10 Calculate average score and rating based on Wilson Score Equation.
hostutils star:9 A golang library for packing and unpacking FQDNs list.
numa star:6 NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.

Natural Language Processing

Libraries for working with human languages.

prose star:2765 Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
gse star:1592 Go efficient text segmentation; support english, chinese, japanese and other.
gojieba star:1537 This is a Go implementation of jieba which a Chinese word splitting algorithm.
when star:1119 Natural EN and RU language date/time parser with pluggable rules.
go-pinyin star:974 CN Hanzi to Hanyu Pinyin converter.
spaGO star:934 Self-contained Machine Learning and Natural Language Processing library in Go.
kagome star:577 JP morphological analyzer written in pure Go.
whatlanggo star:498 Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
nlp star:369 Extract values from strings and fill your structs with nlp.
nlp star:331 Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
sentences star:304 Sentence tokenizer: converts text into a list of sentences.
getlang star:116 Fast natural language detection package.
go-i18n Package and an accompanying tool to work with localized text.
go-unidecode star:90 ASCII transliterations of Unicode text.
go-nlp star:89 Utilities for working with discrete probability distributions and other tools useful for doing NLP work.
RAKE.go star:82 Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
gounidecode star:73 Unicode transliterator (also known as unidecode) for Go.
textcat star:65 Go package for n-gram based text categorization, with support for utf-8 and raw text.
segment star:63 Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
go-stem star:61 Implementation of the porter stemming algorithm.
MMSEGO star:59 This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
stemmer star:49 Stemmer packages for Go programming language. Includes English and German stemmers.
go2vec star:41 Reader and utility functions for word2vec embeddings.
porter2 star:40 Really fast Porter 2 stemmer.
petrovich star:34 Petrovich is the library which inflects Russian names to given grammatical case.
address star:30 Handles address representation, validation and formatting.
snowball star:27 Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
paicehusk star:26 Golang implementation of the Paice/Husk Stemming Algorithm.
go-localize star:25 Simple and easy to use i18n (Internationalization and localization) engine - used for translating locale strings.
go-mystem star:25 CGo bindings to Yandex.Mystem - russian morphology analyzer.
iuliia-go star:23 Transliterate Cyrillic → Latin in every possible way.
icu star:19 Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
golibstemmer star:18 Go bindings for the snowball libstemmer library including porter 2.
govader star:15 Go implementation of VADER Sentiment Analysis.
gotokenizer star:12 A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
shamoji star:12 The shamoji is word filtering package written in Go.
transliterator star:12 Provides one-way string transliteration with supporting of language-specific transliteration rules.
detectlanguage star:10 Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.
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.
gosentiwordnet star:7 Sentiment analyzer using sentiwordnet lexicon in Go.

Networking

Libraries for working with various layers of the network.

fasthttp star:15480 Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
kcptun star:12495 Extremely simple & fast udp tunnel based on KCP protocol.
webrtc star:7392 A pure Go implementation of the WebRTC API.
dns star:5637 Go library for working with DNS.
quic-go star:5537 An implementation of the QUIC protocol in pure Go.
gnet star:4783 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
gopacket star:4221 Go library for packet processing with libpcap bindings.
HTTPLab star:3702 HTTPLabs let you inspect HTTP requests and forge responses.
kcp-go star:3001 KCP - Fast and Reliable ARQ Protocol.
gobgp star:2235 BGP implemented in the Go Programming Language.
ssh star:2063 Higher-level API for building SSH servers (wraps crypto/ssh).
fortio star:1955 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:1261 Simple TUN/TAP library.
go-getter star:1191 Go library for downloading files or directories from various sources using a URL.
gev star:1166 gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
NFF-Go star:1066 Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
sftp star:1016 Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
grab star:867 Go package for managing file downloads.
ftp star:812 Package ftp implements a FTP client as described in RFC 959.
mdns star:779 Simple mDNS (Multicast DNS) client/server library in Golang.
mqttPaho The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.
gosnmp star:736 Native Go library for performing SNMP actions.
vssh star:718 Go library for building network and server automation over SSH protocol.
lhttp star:624 Powerful websocket framework, build your IM server more easily.
cidranger star:619 Fast IP to CIDR lookup for Go.
peerdiscovery star:492 Pure Go library for cross-platform local peer discovery using UDP multicast.
gotcp star:483 Go package for quickly writing tcp applications.
stun star:465 Go implementation of RFC 5389 STUN protocol.
go-stun star:446 Go implementation of the STUN client (RFC 3489 and RFC 5389).
gopcap star:426 Go wrapper for libpcap.
raw star:397 Package raw enables reading and writing data at the device driver level for a network interface.
gmqtt star:388 Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
tcp_server star:381 Go library for building tcp servers faster.
gaio star:365 High performance async-io networking for Golang in proactor mode.
winrm star:315 Go WinRM client to remotely execute commands on Windows machines.
arp star:256 Package arp implements the ARP protocol, as described in RFC 826.
ftpserverlib star:251 Fully featured FTP server library.
buffstreams star:244 Streaming protocolbuffer data over TCP made easy.
ethernet star:225 Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
nbio star:190 High-performance, non-blocking, event-driven, easy-to-use, least-dependency networking framework written in Go.
gNxI star:184 A collection of tools for Network Management that use the gNMI and gNOI protocols.
jazigo star:166 Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
utp star:158 Go uTP micro transport protocol implementation.
canopus star:144 CoAP Client/Server implementation (RFC 7252).
sslb star:130 It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
xtcp star:119 TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
dhcp6 star:70 Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
ether star:69 Cross-platform Go package for sending and receiving ethernet frames.
packet star:56 Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
linkio star:49 Network link speed simulation for Reader/Writer interfaces.
iplib star:45 Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
portproxy star:45 Simple TCP proxy which adds CORS support to API's which don't support it.
go-powerdns star:36 PowerDNS API bindings for Golang.
graval star:26 Experimental FTP server framework.
panoptes-stream star:23 A cloud native distributed streaming network telemetry (gNMI, Juniper JTI and Cisco MDT).
publicip star:23 Package publicip returns your public facing IPv4 address (internet egress).
golibwireshark star:20 Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
gohooks star:12 GoHooks make it easy to send and consume secured web-hooks from a Go application. Inspired by Spatie's Laravel Webhook Client and Server.
goshark star:11 Package goshark use tshark to decode IP packet and create data struct to analyse packet.
llb star:11 It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
httpproxy star:9 HTTP proxy handler and dialer.
tspool star:9 A TCP Library use worker pool to improve performance and protect your server.

HTTP Clients

Libraries for making HTTP requests.

resty star:4467 Simple HTTP and REST client for Go inspired by Ruby rest-client.
heimdall star:1969 An enchanced http client with retry and hystrix capabilities.
grequests star:1797 A Go "clone" of the great and famous Requests library.
sling star:1333 Sling is a Go HTTP client library for creating and sending API requests.
gentleman star:903 Full-featured plugin-driven HTTP client library.
pester star:554 Go HTTP client calls with retries, backoff, and concurrency.
request star:125 HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
rq star:39 A nicer interface for golang stdlib HTTP client.
go-http-client star:24 Make http calls simply and easily.
httpretry star:14 Enriches the default go HTTP client with retry functionality.

OpenGL

Libraries for using OpenGL in Go.

glfw star:1109 Go bindings for GLFW 3.
gl star:815 Go bindings for OpenGL (generated via glow).
mathgl star:379 Pure Go math package specialized for 3D math, with inspiration from GLM.
goxjs/gl star:150 Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
goxjs/glfw star:70 Go cross-platform glfw library for creating an OpenGL context and receiving events.
go-glmatrix star:2 Go port of glMatrix library.

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

GORM star:24313 The fantastic ORM library for Golang, aims to be developer friendly.
ent star:7589 An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
go-pg star:4697 PostgreSQL ORM with focus on PostgreSQL specific features and performance.
SQLBoiler star:4039 ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
gorp star:3501 Go Relational Persistence, ORM-ish library for Go.
upper.io/db star:2608 Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
XORM Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle).
gormt star:1279 Mysql database to golang gorm struct.
reform star:1147 Better ORM for Go, based on non-empty interfaces and code generation.
pop/soda star:1082 Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
go-queryset star:621 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
go-sqlbuilder star:597 A flexible and powerful SQL string builder library plus a zero-config ORM.
beego orm Powerful orm framework for go. Support: pq/mysql/sqlite3.
rel star:370 Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
Zoom star:276 Blazing-fast datastore and querying engine built on Redis.
grimoire star:150 Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
go-sql star:142 A easy ORM for mysql.
go-store star:102 Simple and fast Redis backed key-value store library for Go.
go-firestorm star:24 A simple ORM for Google/Firebase Cloud Firestore.
lore star:7 Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.
marlow star:6 Generated ORM from project structs for compile time safety assurances.

Package Management

Official tooling for dependency and package management

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

Official experimental tooling for package management

dep star:13160 Go dependency tool.
vgo Versioned Go.

Unofficial libraries for package and dependency management.

glide star:8102 Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
godep star:5613 dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
govendor star:5004 Go Package Manager. Go vendor tool that works with the standard vendor file.
gopm star:2493 Go Package Manager.
gom star:1390 Go Manager - bundle for go.
gpm star:1196 Barebones dependency manager for Go.
goop star:776 Simple dependency manager for Go (golang), inspired by Bundler.
modgv star:380 Converts 'go mod graph' output into Graphviz's DOT language.
nut star:240 Vendor Go dependencies.
johnny-deps star:215 Minimal dependency version using Git.
mvn-golang star:127 plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
VenGO star:120 create and manage exportable isolated go virtual environments.
gop star:49 Build and manage your Go applications out of GOPATH.

Performance

jaeger star:13754 A distributed tracing system.
pixie star:1658 No instrumentation tracing for Golang applications via eBPF.
profile star:1498 Simple profiling support package for Go.
statsviz star:1387 Live visualization of your Go application runtime statistics.
tracer star:45 Simple, lightweight tracing.

Query Language

graphql-go star:7766 Implementation of GraphQL for Go.
gqlgen star:6213 go generate based graphql server library.
graphql star:3788 GraphQL server with a focus on ease of use.
gojsonq star:1696 A simple Go package to Query over JSON Data.
dasel star:936 Query and update data structures using selectors from the command line. Comparable to jq/yq but supports JSON, YAML, TOML and XML with zero runtime dependencies.
jsonql star:245 JSON query expression library in Golang.
rql star:213 Resource Query Language for REST API.
graphql star:53 graphql parser + utilities.
jsonslice star:52 Jsonpath queries with advanced filters.
api-fu star:33 Comprehensive GraphQL implementation.
straf star:26 Easily Convert Golang structs to GraphQL objects.
rqp star:23 Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
jsonpath star:5 A query library for retrieving part of JSON based on JSONPath syntax.
gws star:4 Apollos' "GraphQL over Websocket" client and server implementation.

Resource Embedding

packr star:3243 The simple and easy way to embed static files into Go binaries.
statik star:3212 Embeds static files into a Go executable.
go.rice star:2225 go.rice is a Go package that makes working with resources such as HTML, JS, CSS, images, and templates very easy.
vfsgen star:930 Generates a vfsdata.go file that statically implements the given virtual filesystem.
esc star:599 Embeds files into Go programs and provides http.FileSystem interfaces to them.
fileb0x star:585 Simple tool to embed files in go with focus on "customization" and ease to use.
go-resources star:172 Unfancy resources embedding with Go.
statics star:62 Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
templify star:26 Embed external template files into Go code to create single file binaries.
rebed star:15 Recreate folder structures and files from Go 1.16's embed.FS type
mule star:9 Embed external resources like images, movies ... into Go source code to create single file binaries using go generate. Focussed on simplicity.
debme star:8 Create an embed.FS from an existing embed.FS subdirectory.

Science and Data Analysis

Libraries for scientific computing and data analyzing.

gonum star:4983 Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
stats star:2011 Statistics package with common functions missing from the Golang standard library.
gonum/plot star:1924 gonum/plot provides an API for building and drawing plots in Go.
gosl star:1590 Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
streamtools star:1311 general purpose, graphical tool for dealing with streams of data.
go-dsp star:739 Digital Signal Processing for Go.
chart star:679 Simple Chart Plotting library for Go. Supports many graphs types.
goraph star:641 Pure Go graph theory library(data structure, algorith visualization).
dataframe-go star:560 Dataframes for machine-learning and statistics (similar to pandas).
graph star:456 Library of basic graph algorithms.
orb star:402 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
ewma star:336 Exponentially-weighted moving averages.
calendarheatmap star:263 Calendar heatmap in plain Go inspired by Github contribution activity.
gohistogram star:153 Approximate histograms for data streams.
TextRank star:142 TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
sparse star:116 Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
go-estimate star:76 State estimation and filtering algorithms in Go.
pagerank star:70 Weighted PageRank algorithm implemented in Go.
geom star:47 2D geometry for golang.
evaler star:44 Simple floating point arithmetic expression evaluator.
goent star:25 GO Implementation of Entropy Measures.
triangolatte star:23 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
decimal star:22 Package decimal implements arbitrary-precision decimal floating-point arithmetic.
piecewiselinear star:18 Tiny linear interpolation library.
godesim star:16 Extended/multivariable ODE solver framework for event-based simulations with simple API.
GoStats star:15 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:14 Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
ode star:13 Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
assocentity star:6 Package assocentity returns the average distance from words to a given entity.
go-gt star:5 Graph theory algorithms written in "Go" language.
rootfinding star:5 root-finding algorithms library for finding roots of quadratic functions.
bradleyterry star:4 Provides a Bradley-Terry Model for pairwise comparisons.

Security

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

lego star:4677 Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
Cameradar star:2603 Tool and library to remotely hack RTSP streams from surveillance cameras.
memguard star:1956 A pure Go library for handling sensitive values in memory.
acmetool star:1857 ACME (Let's Encrypt) client tool with automatic renewal.
secure star:1768 HTTP middleware for Go that facilitates some quick security wins.
themis star:1306 high-level cryptographic library for solving typical data security tasks (secure data storage, secure messaging, zero-knowledge proof authentication), available for 14 languages, best fit for multi-platform apps.
acra star:769 Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
nacl star:507 Go implementation of the NaCL set of API's.
firewalld-rest star:306 A rest application to dynamically update firewalld rules on a linux server.
BadActor star:297 In-memory, application-driven jailer built in the spirit of fail2ban.
ssh-vault star:292 encrypt/decrypt using ssh keys.
go-password-validator star:279 Password validator based on raw cryptographic entropy values.
optimus-go star:278 ID hashing and Obfuscation using Knuth's Algorithm.
passlib star:243 Futureproof password hashing library.
go-yara star:213 Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
simple-scrypt star:171 Scrypt package with a simple, obvious API and automatic cost calibration built-in.
argon2pw star:86 Argon2 password hash generation with constant-time password comparison.
autocert Auto provision Let's Encrypt certificates and start a TLS server.
goSecretBoxPassword star:42 A probably paranoid package for securely hashing and encrypting passwords.
Interpol Rule-based data generator for fuzzing and penetration testing.
certificates star:20 An opinionated tool for generating tls certificates.
go-generate-password star:19 Password generator that can be used on the cli or as a library.
secureio star:16 An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
goArgonPass star:14 Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
argon2-hashing star:12 light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
sslmgr star:11 SSL certificates made easy with a high level wrapper around acme/autocert.

Serialization

Libraries and tools for binary serialization.

jsoniter star:9473 High-performance 100% compatible drop-in replacement of "encoding/json".
goprotobuf star:7741 Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
gogoprotobuf star:4682 Protocol Buffers for Go with Gadgets.
mapstructure star:4630 Go library for decoding generic map values into native Go structures.
go-codec star:1551 High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
colfer star:608 Code generation for the Colfer binary format.
csvutil star:541 High Performance, idiomatic CSV record encoding and decoding to native Go structures.
cbor star:284 Small, safe, and easy CBOR encoding and decoding library.
go-capnproto star:279 Cap'n Proto library and parser for go.
php_session_decoder star:149 GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
structomap star:122 Library to easily and dynamically generate maps from static structures.
bambam star:62 generator for Cap'n Proto schemas from go.
asn1 star:47 Asn.1 BER and DER encoding library for golang.
binstruct star:31 Golang binary decoder for mapping data into the structure.
elastic star:15 Convert slices, maps or any other unknown value across different types at run-time, no matter what.
fwencoder star:14 Fixed width file parser (encoding and decoding library) for Go.
pletter star:14 A standard way to wrap a proto message for message brokers.
bel star:12 Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
fixedwidth star:5 Fixed-width text formatting (UTF-8 supported).
unitpacking star:3 Library to pack unit vectors into as fewest bytes as possible.
go-lctree star:2 Provides a CLI and primitives to serialize and deserialize LeetCode binary trees.

Server Applications

etcd star:36407 Highly-available key value store for shared configuration and service discovery.
Caddy star:33834 Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
consul Consul is a tool for service discovery, monitoring and configuration.
minio star:28299 Minio is a distributed object storage server.
RoadRunner star:5705 High-performance PHP application server, load-balancer and process manager.
devd star:3133 Local webserver for developers.
SFTPGo star:2736 Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. It can serve local filesystem and Cloud Storage backends such as S3 and Google Cloud Storage.
algernon star:1823 HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
Flagr star:1609 Flagr is an open-source feature flagging and A/B testing service.
Fider star:1593 Fider is an open platform to collect and organize customer feedback.
flipt star:1510 A self contained feature flag solution written in Go and Vue.js
Trickster star:1434 HTTP reverse proxy cache and time series accelerator.
discovery star:1427 A registry for resilient mid-tier load balancing and failover.
jackal star:1092 An XMPP server written in Go.
go-feature-flag star:327 A feature flag solution, with only a YAML file in the backend (S3, GitHub, HTTP, local file ...), no server to install, just add a file in a central system and refer to it.
dudeldu star:128 A simple SHOUTcast server.
lets-proxy2 star:55 Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
psql-streamer star:28 Stream database events from PostgreSQL to Kafka.
riemann-relay Relay to load-balance Riemann events and/or convert them to Carbon.
nginx-prometheus star:22 Nginx log parser and exporter to Prometheus.
nsq A realtime distributed messaging platform.
simple-jwt-provider star:18 Simple and lightweight provider which exhibits JWTs, supports login, password-reset (via mail) and user management.
protoxy star:16 A proxy server that converts JSON request bodies to Protocol Buffers.
cortex-tenant star:15 Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.
go-proxy-cache star:10 Simple Reverse Proxy with Caching, written in Go, using Redis.

Stream Processing

Libraries and tools for stream processing and reactive programming.

go-streams star:670 Go stream processing library.
machine star:87 Go library for writing and generating stream workers with built in metrics and traceability.
stream star:37 Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...

Template Engines

Libraries and tools for templating and lexing.

gofpdf star:3817 PDF document generator with high level support for text, drawing and images.
sprig star:2400 Useful template functions for Go templates.
quicktemplate star:2130 Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
pongo2 star:1993 Django-like template-engine for Go.
hero star:1462 Hero is a handy, fast and powerful go template engine.
mustache star:1013 Go implementation of the Mustache template language.
amber star:874 Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade.
ace star:801 Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold.
jet star:795 Jet template engine.
Razor star:782 Razor view engine for Golang.
fasttemplate star:508 Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
ego star:491 Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
raymond star:432 Complete handlebars implementation in Go.
maroto star:396 A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
goview star:236 Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
Soy star:155 Closure templates (aka Soy templates) for Go, following the official spec.
liquid star:127 Go implementation of Shopify Liquid templates.
kasia.go star:72 Templating system for HTML and other text documents - go implementation.
velvet star:72 Complete handlebars implementation in Go.
extemplate star:38 Tiny wrapper around html/template to allow for easy file-based template inheritance.
gospin star:27 Article spinning and spintax/spinning syntax engine, useful for A/B, testing pieces of text/articles and creating more natural conversations.
damsel star:24 Markup language featuring html outlining via css-selectors, extensible via pkg html/template and others.

Testing

Libraries for testing codebases and generating test data.

Testing Frameworks
- Testify star:13673 Sacred extension to the standard go testing package.
- testmd Convert markdown snippets into testable go code.
- go-cmp star:2356 Package for comparing Go values in tests.
- httpexpect star:1713 Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
- godog star:1372 Cucumber or Behat like BDD framework for Go.
- goblin star:801 Mocha like testing framework fo Go.
- go-vcr star:735 Record and replay your HTTP interactions for fast, deterministic and accurate tests.
- baloo star:712 Expressive and versatile end-to-end HTTP API testing made easy.
- testfixtures star:677 A helper for Rails' like test fixtures to test database applications.
- gnomock star:483 integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.
- go-mutesting star:401 Mutation testing for Go source code.
- goc star:385 Goc is a comprehensive coverage testing system for The Go Programming Language.
- gocheck More advanced testing framework alternative to gotest.
- GoConvey BDD-style framework with web UI and live reload.
- gofight star:373 API Handler Testing for Golang Router framework.
- frisby star:264 REST API testing framework.
- ginkgo BDD Testing Framework for Go.
- embedded-postgres star:259 Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
- gotest.tools star:244 A collection of packages to augment the go testing package and support common patterns.
- go-carpet star:214 Tool for viewing test coverage in terminal.
- charlatan star:194 Tool to generate fake interface implementations for tests.
- endly star:189 Declarative end to end functional testing.
- commander star:186 Tool for testing cli applications on windows, linux and osx.
- go-testdeep star:179 Extremely flexible golang deep comparison, extends the go testing package.
- cupaloy star:166 Simple snapshot testing addon for your test framework.
- dbcleaner star:131 Clean database for testing purpose, inspired by database_cleaner in Ruby.
- GoSpec star:114 BDD-style testing framework for the Go programming language.
- wstest star:84 Websocket client for unit-testing a websocket http.Handler.
- gocrest star:81 Composable hamcrest-like matchers for Go assertions.
- 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.
- testcase star:69 Idiomatic testing framework for Behavior Driven Development.
- jsonassert star:68 Package for verifying that your JSON payloads are serialized correctly.
- 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:53 Go micro framework to help writing RESTful API integration test.
- gomatch star:40 library created for testing JSON against patterns.
- gomega Rspec like matcher/assertion library.
- covergates star:39 Self-hosted code coverage report review and management service.
- dsunit star:38 Datastore testing for SQL, NoSQL, structured files.
- go-hit star:34 Hit is an http integration test framework written in golang.
- assert star:33 Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
- Hamcrest star:26 fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
- flute star:16 HTTP client testing framework.
- schema star:15 Quick and easy expression matching for JSON schemas used in requests and responses.
- badio star:10 Extensions to Go's testing/iotest package.
- biff star:10 Bifurcation testing framework, BDD compatible.
- gogiven star:10 YATSPEC-like BDD testing framework for Go.
- gosuite star:10 Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
- testsql star:10 Generate test data from SQL files before testing and clear it after finished.
- stop-and-go star:5 Testing helper for concurrency.
- trial star:5 Quick and easy extendable assertions without introducing much boilerplate.
- Tt star:5 Simple and colorful test tools.
Mock
- gomock star:5794 Mocking framework for the Go programming language.
- go-sqlmock star:3613 Mock SQL driver for testing database interactions.
- hoverfly star:1755 HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
- gock star:1399 Versatile HTTP mocking made easy.
- httpmock star:1094 Easy mocking of HTTP responses from external resources.
- counterfeiter star:541 Tool for generating self-contained mock objects.
- go-txdb star:368 Single transaction based database driver mainly for testing purposes.
- minimock star:356 Mock generator for Go interfaces.
- govcr star:98 HTTP mock for Golang: record and replay HTTP interactions for offline testing.
- timex star:55 A test-friendly replacement for the native time package.
- mockhttp star:22 Mock object for Go http.ResponseWriter.
- go-localstack star:12 Tool for using localstack in AWS testing.
- mockit star:8 Allows functions and method easy mocking, without defining new types; it's similar to Mockito for Java.
Fuzzing and delta-debugging/reducing/shrinking.
- go-fuzz star:4073 Randomized testing system.
- gofuzz star:1095 Library for populating go objects with random values.
- Tavor star:232 Generic fuzzing and delta-debugging framework.
Selenium and browser control tools.
- chromedp star:6431 a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
- selenoid star:1933 alternative Selenium hub server that launches browsers within containers.
- rod star:1624 A Devtools driver to make web automation and scraping easy.
- cdp star:557 Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
- playwright-go star:411 browser automation library to control Chromium, Firefox and WebKit with a single API.
- ggr star:272 a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.
Fail injection
- failpoint star:591 An implementation of failpoints for Golang.

Text Processing

Libraries for parsing and manipulating texts.

Specific Formats
- colly star:14196 Fast and Elegant Scraping Framework for Gophers.
- GoQuery star:10342 GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
- blackfriday star:4743 Markdown processor in Go.
- sh star:3826 Shell parser and formatter.
- toml star:3501 TOML configuration format (encoder/decoder with reflection).
- go-humanize star:2693 Formatters for time, numbers, and memory size to human readable format.
- bluemonday star:1917 HTML Sanitizer.
- gofeed star:1660 Parse RSS and Atom feeds in Go.
- inject star:1330 Package inject provides a reflect based injector.
- go-toml star:1049 Go library for the TOML format with query support and handy cli tools.
- commonregex star:776 A collection of common regular expressions for Go.
- slug star:654 URL-friendly slugify with multiple languages support.
- mxj star:471 Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
- dataflowkit star:465 Web scraping Framework to turn websites into structured data.
- gographviz star:434 Parses the Graphviz DOT language.
- gommon/bytes Format bytes to string.
- htmlquery star:374 An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
- go-runewidth star:370 Functions to get fixed width of the character or string.
- omniparser star:355 A versatile ETL library that parses text input (CSV/txt/JSON/XML/EDI/X12/EDIFACT/etc) in streaming fashion and transforms data into JSON output using data-driven schema.
- gotext star:301 GNU gettext utilities for Go.
- goq star:198 Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
- goribot star:195 A simple golang spider/scraping framework,build a spider in 3 lines.
- html-to-markdown star:185 Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
- go-nmea star:151 NMEA parser library for the Go language.
- sdp star:111 SDP: Session Description Protocol [RFC 4566].
- go-zero-width star:96 Zero-width character detection and removal for Go.
- podcast star:94 iTunes Compliant and RSS 2.0 Podcast Generator in Golang
- editorconfig-core-go star:85 Editorconfig file parser and manipulator for Go.
- align star:69 A general purpose application that aligns text.
- go-slugify star:67 Make pretty slug with multiple languages support.
- genex star:60 Count and expand Regular Expressions into all matching Strings.
- github_flavored_markdown GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
- go-vcard star:58 Parse and format vCard.
- goregen star:57 Library for generating random strings from regular expressions.
- go-fixedwidth star:54 Fixed-width text formatting (encoder/decoder with reflection).
- guesslanguage star:53 Functions to determine the natural language of a unicode text.
- did star:52 DID (Decentralized Identifiers) Parser and Stringer in Go.
- allot star:49 Placeholder and wildcard text parsing for CLI tools and bots.
- pagser star:36 Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
- gonameparts star:33 Parses human names into individual name parts.
- Slugify star:27 Go slugify application that handles string.
- normalize star:19 Sanitize, normalize and compare fuzzy text.
- codetree star:17 Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
- enca star:11 Minimal cgo bindings for libenca.
- syndfeed star:7 A syndication feed for Atom 1.0 and RSS 2.0.
- bbConvert star:6 Converts bbCode to HTML that allows you to add support for custom bbCode tags.
- doi star:6 Document object identifier (doi) parser in Go.
- ltsv star:5 High performance LTSV (Labeled Tab Separated Value) reader for Go.
- encdec star:3 Package provides a generic interface to encoders and decodersa.
- go-output-format star:2 Output go structures into multiple formats (YAML/JSON/etc) in your command line app.
- go-wildcard star:2 Simple and lightweight wildcard pattern matching.
Utility
- xurls star:796 Extract urls from text.
- gotabulate star:266 Easily pretty-print your tabular data with Go.
- radix star:173 fast string sorting algorithm.
- regroup star:85 Match regex expression named groups into go struct using struct tags and automatic parsing.
- parth star:40 URL path segmentation parsing.
- gofuckyourself star:36 A sanitization-based swear filter for Go.
- xj2go star:20 Convert xml or json to go struct.
- kace star:16 Common case conversions covering common initialisms.
- Tagify star:16 Produces a set of tags from given source.
- TySug star:10 Alternative suggestions with respect to keyboard layouts.
- parseargs-go star:8 string argument parser that understands quotes and backslashes.
- textwrap star:2 Implementation of textwrap module from Python.

Third-party APIs

Libraries for accessing third party APIs.

github star:7569 Go library for accessing the GitHub REST API v3.
aws-sdk-go star:6988 The official AWS SDK for the Go programming language.
slack star:3572 Slack API in Go.
google star:2696 Auto-generated Google APIs for Go.
google-cloud star:2583 Google Cloud APIs Go Client Library.
discordgo star:2135 Go bindings for the Discord Chat API.
stripe star:1381 Go client for the Stripe API.
minio-go star:1323 Minio Go Library for Amazon S3 compatible cloud storage.
go-twitter star:1266 Go client library for the Twitter v1.1 APIs.
anaconda star:1101 Go client library for the Twitter 1.1 API.
facebook star:978 Go Library that supports the Facebook Graph API.
go-jira star:918 Go client library for Atlassian JIRA
githubql star:787 Go library for accessing the GitHub GraphQL API v4.
webhooks star:630 Webhook receiver for GitHub and Bitbucket.
paypal star:424 Wrapper for PayPal payment API.
geo-golang star:405 Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
ethrpc star:209 Go bindings for Ethereum JSON RPC API.
go-marathon star:196 Go library for interacting with Mesosphere's Marathon PAAS.
Trello star:171 Go wrapper for the Trello API.
Medium star:130 Golang SDK for Medium's OAuth2 API.
gostorm star:127 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.
twitter-scraper star:123 Scrape the Twitter Frontend API without authentication and limits.
go-trending star:116 Go library for accessing trending repositories and developers at Github.
hipchat (xmpp) star:111 A golang package to communicate with HipChat over XMPP.
wit-go star:105 Go client for wit.ai HTTP API.
hipchat star:104 This project implements a golang client library for the Hipchat API.
pushover star:100 Go wrapper for the Pushover API.
cachet star:88 Go client library for Cachet (open source status page system).
igdb star:67 Go client for the Internet Game Database API.
gosip star:60 Go client library SharePoint API.
circleci star:59 Go client library for interacting with CircleCI's API.
simples3 star:56 Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
clarifai star:55 Go client library for interfacing with the Clarifai API.
gogtrends star:55 Google Trends Unofficial API.
megos star:55 Client library for accessing an Apache Mesos cluster.
go-unsplash star:53 Go client library for the Unsplash.com API.
amazon-product-advertising-api star:49 Go Client Library for Amazon Product Advertising API.
gads star:49 Google Adwords Unofficial API.
ynab star:49 Go wrapper for the YNAB API.
uptimerobot star:46 Go wrapper and command-line client for the Uptime Robot v2 API.
go-xkcd star:45 Go client for the xkcd API.
go-yapla Go client library for the Yapla v2.0 API.
golang-tmdb star:43 Golang wrapper for The Movie Database API v3.
GoMusicBrainz star:43 Go MusicBrainz WS2 client library.
fcm star:40 Go library for Firebase Cloud Messaging.
mixpanel star:38 Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
spotify star:38 Go Library to access Spotify WEB API.
golyrics star:36 Golyrics is a Go library to fetch music lyrics data from the Wikia website.
translate star:32 Go online translation package.
gami star:30 Go library for Asterisk Manager Interface.
gcm star:29 Go library for Google Cloud Messaging.
airtable star:26 Go client library for the Airtable API.
patreon-go star:26 Go library for Patreon API.
go-postman-collection star:25 Go module to work with Postman Collections (compatible with Insomnia).
go-myanimelist star:24 Go client library for accessing the MyAnimeList API.
steam star:24 Go Library to interact with Steam game servers.
go-imgur star:22 Go client library for imgur
lastpass-go star:22 Go client library for the LastPass API.
go-twitch star:21 Go client for interacting with the Twitch v3 API.
shopify star:21 Go Library to make CRUD request to the Shopify API.
brewerydb star:17 Go library for accessing the BreweryDB API.
textbelt star:17 Go client for the textbelt.com txt messaging API.
codeship-go star:16 Go client library for interacting with Codeship's API v2.
go-hacknews star:13 Tiny Go client for HackerNews API.
google-play-scraper star:13 Get data from Google Play Store.
coinpaprika-go star:12 Go client library for interacting with Coinpaprika's API.
go-aws-news star:12 Go application and library to fetch what's new from AWS.
google-analytics star:12 Simple wrapper for easy google analytics reporting.
device-check-go star:11 Go client library for interacting with iOS DeviceCheck API v1.
smite star:10 Go package to wraps access to the Smite game API.
go-here star:9 Go client library around the HERE location based APIs.
gopaapi5 star:9 Go Client Library for Amazon Product Advertising API 5.0.
go-sophos star:8 Go client library for the Sophos UTM REST API with zero dependencies.
gomalshare star:8 Go library MalShare API malshare.com
rrdaclient star:8 Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
google-email-audit-api star:7 Go client library for Google G Suite Email Audit API.
go-openproject star:6 Go client library for interacting with OpenProject API.
go-sptrans star:6 Go client library for the SPTrans Olho Vivo API.
tumblr star:6 Go wrapper for the Tumblr v2 API.
zooz star:6 Go client for the Zooz API.
go-chronos star:4 Go library for interacting with the Chronos Job Scheduler
kanka star:3 Go client for the Kanka API.
libgoffi star:3 Library adapter toolbox for native libffi integration
appstore-sdk-go star:2 Unofficial Golang SDK for AppStore Connect API.
rawg-sdk-go star:2 Go library for the RAWG Video Games Database API
go-swagger-ui star:1 Go library containing precompiled Swagger UI for serving swagger json.
go-telegraph Telegraph publishing platform API client.
playlyfe star:1 The Playlyfe Rest API Go SDK.
TripAdvisor star:1 Go wrapper for the TripAdvisor API.
vl-go star:1 Go client library around the VerifID identity verification layer API.

Utilities

General utilities and tools to make your life easier.

fzf star:37627 Command-line fuzzy finder written in Go.
hub star:21020 wrap git commands with additional functionality to interact with github from the terminal.
ctop star:11738 Top-like interface (e.g. htop) for container metrics.
sqlx star:10413 provides a set of extensions on top of the excellent built-in database/sql package.
wuzz star:9682 Interactive cli tool for HTTP inspection.
goreleaser star:8289 Deliver Go binaries as fast and easily as possible.
usql star:6570 usql is a universal command-line interface for SQL databases.
peco star:6437 Simplistic interactive filtering tool.
godropbox star:3947 Common libraries for writing Go services/applications from Dropbox.
hystrix-go star:3214 Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
goreporter star:2878 Golang tool that does static analysis, unit testing, code review and generate code quality report.
go-funk star:2711 Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
minify star:2700 Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
panicparse star:2602 Groups similar goroutines and colorizes stack dump.
mc star:1838 Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
Storm star:1735 Simple and powerful toolkit for BoltDB.
mergo star:1584 Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
spinner star:1536 Go package to easily provide a terminal spinner with options.
mole star:1476 cli app to easily create ssh tunnels.
boilr star:1333 Blazingly fast CLI tool for creating projects from boilerplate templates.
filetype star:1321 Small package to infer the file type checking the magic numbers signature.
jump star:1094 Jump helps you navigate faster by learning your habits.
circuitbreaker star:946 Circuit Breakers in Go.
git-time-metric star:868 Simple, seamless, lightweight time tracking for Git.
immortal star:708 *nix cross-platform (OS agnostic) supervisor.
hostctl star:662 A CLI tool to manage /etc/hosts with easy commands.
circuit star:574 An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
htcat star:533 Parallel and Pipelined HTTP GET Utility.
mimetype star:521 Package for MIME type detection based on magic numbers.
create-go-app star:481 A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
godaemon star:477 Utility to write daemons.
ergo star:471 The management of multiple local services running over different ports made easy.
go-dry star:465 DRY (don't repeat yourself) package for Go.
koazee star:464 Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
gopencils star:437 Small and simple package to easily consume REST APIs.
request star:397 Go HTTP Requests for Humans™.
Deepcopier star:352 Simple struct copying for Go.
gubrak star:349 Golang utility library with syntactic sugar. It's like lodash, but for golang.
clockwork star:340 A simple fake clock for golang.
go-rate star:336 Timed rate limiter for Go.
delve star:333 Go debugger.
retry star:305 The most advanced functional mechanism to perform actions repetitively until successful.
scany star:300 Library for scanning data from a database into Go structs and more.
gohper star:253 Various tools/modules help for development.
serve star:245 A static http server anywhere you need.
go-trigger star:217 Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
util star:212 Collection of useful utility functions. (strings, concurrency, manipulations, ...).
scan star:208 Scan golang sql.Rows directly to structs, slices, or primitive types.
gotenv star:198 Load environment variables from .env or any io.Reader in Go.
Death star:172 Managing go application shutdown with signals.
go-bind-plugin star:169 go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
rerun star:162 Recompiling and rerunning go apps when source changes.
moldova star:161 Utility for generating random data based on an input template.
toolbox star:161 Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
go-sitemap-generator star:158 XML Sitemap generator written in Go.
robustly star:151 Runs functions resiliently, catching and restarting panics.
apm star:149 Process manager for Golang applications with an HTTP API.
chyle star:138 Changelog generator using a git repository with multiple configuration possibilities.
onecache star:120 Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
lrserver star:119 LiveReload server for Go.
go-bsdiff star:117 Pure Go bsdiff and bspatch libraries and CLI tools.
countries star:97 Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standarts.
nostromo star:89 CLI for building powerful aliases.
mssqlx star:87 Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
xferspdy star:87 Xferspdy provides binary diff and patch library in golang.
goseaweedfs star:85 SeaweedFS client library with almost full features.
pattern-match star:83 Pattern matching libray.
go-health star:80 Health package simplifies the way you add health check to your services.
sorty star:80 Fast Concurrent / Parallel Sorting.
pm star:78 Process (i.e. goroutine) manager with an HTTP API.
repeat star:76 Go implementation of different backoff strategies useful for retrying operations and heartbeating.
netbug star:69 Easy remote profiling of your services.
mongo-go-pagination star:67 Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
UNIS star:67 Common Architecture™ for String Utilities in Go.
multitick star:66 Multiplexor for aligned tickers.
handy star:64 Many utilities and helpers like string handlers/formatters and validators.
mimemagic star:62 Pure Go ultra performant MIME sniffing library/utility.
cmd star:61 Library for executing shell commands on osx, windows and linux.
changie star:59 Automated changelog tool for preparing releases with lots of customization options.
go-astitodo star:58 Parse TODOs in your GO code.
goreadability star:58 Webpage summary extractor using Facebook Open Graph and arc90's readability.
minquery star:58 MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
golog star:55 Easy and lightweight CLI tool to time track your tasks.
pgo star:53 Convenient functions for PHP community.
clipboard star:49 📋 cross-platform clipboard package in Go.
copy-pasta star:49 Universal multi-workstation clipboard that uses S3 like backend for the storage.
goval star:49 Evaluate arbitrary expressions in Go.
retry star:48 Simple and easy retry mechanism package for Go.
filter star:47 provide filtering, sanitizing, and conversion of Go data.
beyond star:46 The Go tool that will drive you to the AOP world!
golarm star:45 Fire alarms with system events.
goback star:44 Go simple exponential backoff package.
go-lock star:43 go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
intrinsic star:42 Use x86 SIMD without writing any assembly code.
slice star:42 Type-safe functions for common Go slice operations.
dbt star:41 A framework for running self-updating signed binaries from a central, trusted repository.
gpath star:41 Library to simplify access struct fields with Go's expression in reflection.
retry-go star:40 Retrying made simple and easy for golang.
go-httpheader star:34 Go library for encoding structs into Header fields.
myhttp star:33 Simple API to make HTTP GET requests with timeout support.
gostrutils star:32 Collections of string manipulation and conversion functions.
rclient star:32 Readable, flexible, simple-to-use client for REST APIs.
equalizer star:31 Quota manager and rate limiter collection for Go.
evaluator star:31 Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend.
limiters star:30 Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
tome star:28 Tome was designed to paginate simple RESTful APIs.
ugo star:25 ugo is slice toolbox with concise syntax for Go.
generate star:24 runs go generate recursively on a specified path or environment variable and can filter by regex.
slicer star:23 Makes working with slices easier.
goplaceholder star:22 a small golang lib to generate placeholder images.
rerate star:20 Redis-based rate counter and rate limiter for Go.
shutdown star:19 App shutdown hooks for os.Signal handling.
ctxutil star:18 A collection of utility functions for contexts.
ghokin star:18 Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
backscanner star:17 A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
structs star:17 Implement simple functions to manipulate structs.
dlog star:16 Compile-time controlled logger to make your release smaller without removing debug calls.
filler star:16 small utility to fill structs using "fill" tag.
mimesniffer star:15 A MIME type sniffer for Go.
okrun star:15 go run error steamroller.
command star:14 Command pattern for Go with thread safe serial and parallel dispatcher.
jsend star:14 JSend's implementation writen in Go.
go-convert star:13 Package go-convert enbles you to convert a value into another type.
rest-go star:13 A package that provide many helpful methods for working with rest api.
go-type star:11 Library providing Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.
retry star:11 A pretty simple library to ensure your work to be done.
go-problemdetails star:10 Go package for working with Problem Details.
ptr star:10 Package that provide functions for simplified creation of pointers from constants of basic types.
go-countries star:9 Lightweight lookup over ISO-3166 codes.
silk star:9 Read silk netflow files.
copy star:7 Package for fast copying structs of different types.
go-clip star:7 A minimalistic clipboard manager for Mac.
mani star:7 CLI tool to help you manage multiple repositories.
nfdump star:7 Read nfdump netflow files.
retry star:7 A simple but highly configurable retry package for Go.
sliceconv star:7 Slice conversion between primitive types.
statiks star:7 Fast, zero-configuration, static HTTP filer server.
blank star:6 Verify or remove blanks and whitespace from strings.
go-safe star:4 Panic-safe sandbox.
lets-go star:4 Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
goctx star:2 Get your context value with high performance.
olaf star:2 Twitter Snowflake implemented in Go.
tik star:2 Simple and easy timing wheel package for Go.
bleep star:1 Perform any number of actions on any set of OS signals in Go.

UUID

Libraries for working with UUIDs.

uuid star:2745 Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
ulid star:2290 Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
uniq No hassle safe, fast unique identifiers with commands.
uuid star:944 Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
wuid star:418 An extremely fast unique number generator, 10-135 times faster than UUID.
sno star:48 Compact, sortable and fast unique IDs with embedded metadata.
nanoid star:32 A tiny and efficient Go unique string ID generator.
goid star:30 Generate and Parse RFC4122 compliant V4 UUIDs.
uuid star:12 Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
gouid star:8 Generate cryptographically secure random string IDs with just one allocation.
goflake star:7 A small, scalable, & serverless unique ID generator for use in distributed systems. Inspired by Twitters Snowflake.

Validation

Libraries for validation.

validator star:8110 Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
govalidator star:4824 Validators and sanitizers for strings, numerics, slices and structs.
ozzo-validation star:2182 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:999 Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
validate star:437 Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
checkdigit star:78 Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
validate star:59 This package provides a framework for writing validations for Go applications.
jio star:58 jio is a json schema validator similar to joi.
terraform-validator star:57 A norms and conventions validator for Terraform.
gody star:49 🎈 A lightweight struct validator for Go.
govalid star:22 Fast, tag-based validation for structs.

Version Control

Libraries for version control.

go-git star:2435 highly extensible Git implementation in pure Go.
git2go star:1633 Go bindings for libgit2.
hercules star:1373 gaining advanced insights from Git repository history.
gh star:75 Scriptable server and net/http middleware for GitHub Webhooks.
go-vcs star:75 manipulate and inspect VCS repositories in Go.
hgo star:13 Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

Video

Libraries for manipulating video.

goav star:1644 Comprehensive Go bindings for FFmpeg.
m3u8 star:838 Parser and generator library of M3U8 playlists for Apple HLS.
gmf star:692 Go bindings for FFmpeg av* libraries.
go-astits star:369 Parse and demux MPEG Transport Streams (.ts) natively in GO.
go-astisub star:318 Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
libvlc-go star:221 Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
gst star:159 Go bindings for GStreamer.
gortsplib star:94 Pure Go RTSP server and client library.
go-m3u8 star:75 Parser and generator library for Apple m3u8 playlists.
v4l star:58 Video capture library for Linux, written in Go.
libgosubs star:14 Subtitle format support for go. Supports .srt, .ttml, and .ass.
go-mpd star:9 Parser and generator library for MPEG-DASH manifest files.

Web Frameworks

Full stack web frameworks.

Gin star:49219 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.
Echo star:20163 High performance, minimalist Go web framework.
Fiber star:14035 An Express.js inspired web framework build on Fasthttp.
Revel star:12283 High-productivity web framework for the Go language.
Goa star:4295 Goa provides a holistic approach for developing remote APIs and microservices in Go.
go-json-rest star:3474 Quick and easy way to setup a RESTful JSON API.
Gizmo star:3438 Microservice toolkit used by the New York Times.
Macaron star:3171 Macaron is a high productive and modular design web framework in Go.
utron star:2196 Lightweight MVC framework for Go(Golang).
tigertonic star:995 Go framework for building JSON web services inspired by Dropwizard.
Goyave star:856 Feature-complete REST API framework aimed at clean code and fast development, with powerful built-in functionalities.
tango star:834 Micro & pluggable web framework for Go.
Gearbox star:519 A web framework written in Go with a focus on high performance and memory optimization.
gongular star:442 Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
neo star:410 Neo is minimal and fast Go Web Framework with extremely simple API.
Air star:406 An ideally refined web framework for Go.
Aero star:383 High-performance web framework for Go, reaches top scores in Lighthouse.
mango star:355 Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
Gondola star:308 The web framework for writing faster sites, faster.
Golf star:249 Golf is a fast, simple and lightweight micro-web framework for Go. It comes with powerful features and has no dependencies other than the Go Standard Library.
Flamingo star:216 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.
Beego star:193 beego is an open-source, high-performance web framework for the Go programming language.
Buffalo Bringing the productivity of Rails to Go!
Confetti Framework Confetti is a Go web application framework with an expressive, elegant syntax. Confetti combines the elegance of Laravel and the simplicity of Go.
Flamingo Commerce star:189 Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
Ginrpc star:175 Gin parameter automatic binding tool,gin rpc tools.
WebGo star:172 A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
hiboot star:162 hiboot is a high performance web application framework with auto configuration and dependency injection support.
uAdmin star:138 Fully featured web framework for Golang, inspired by Django.
go-rest star:125 Small and evil REST framework for Go.
appy star:93 An opinionated productive web framework that helps scaling business easier.
patron star:75 Patron is a microservice framework following best cloud practices with a focus on productivity.
Microservice star:74 The framework for the creation of microservices, written in Golang.
vox star:74 A golang web framework for humans, inspired by Koa heavily.
Golax star:73 A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
rux star:63 Simple and fast web framework for build golang HTTP applications.
YARF star:62 Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
aah Scalable, performant, rapid development Web framework for Go.
Fireball star:56 More "natural" feeling web framework.
goa star:45 goa is just like koajs for golang, it is a flexible, light, high-performance and extensible web framework based on middleware.
GoTuna star:34 Minimalistic web framework for Go with mux router, middlewares, sessions, templates, embeded views and static files.
Resoursea star:31 REST framework for quickly writing resource based services.
REST Layer Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
rex star:31 Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
goweb star:24 Web framework with routing, websockets, logging, middleware, static file server (optional gzip), and automatic TLS.
Banjo star:17 Very simple and fast web framework for Go.

Middlewares

Actual middlewares

Tollbooth star:1963 Rate limit HTTP request handler.
CORS star:1854 Easily add CORS capabilities to your API.
Limiter star:1291 Dead simple rate limit middleware for Go.
go-server-timing star:819 Add/parse Server-Timing header.
go-fault star:398 Fault injection middleware for Go.
ln-paywall star:111 Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
XFF star:81 Handle X-Forwarded-For header and friends.
formjson star:36 Transparently handle JSON input as a standard form POST.
client-timing star:19 An HTTP client for Server-Timing header.

Libraries for creating HTTP middlewares

negroni star:7018 Idiomatic HTTP middleware for Golang.
alice star:2294 Painless middleware chaining for Go.
render star:1516 Go package for easily rendering JSON, XML, and HTML template responses.
stats star:579 Go middleware that stores various information about your web application.
interpose star:290 Minimalist net/http middleware for golang.
renderer star:223 Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
muxchain star:209 Lightweight middleware for net/http.
rye star:97 Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
gores star:95 Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
mediary star:71 add interceptors to http.Client to allow dumping/shaping/tracing/... of requests/responses.
chain star:63 Handler wrapper chaining with scoped data (net/context-based "middleware").
go-wrap star:59 Small middlewares package for net/http.
catena star:7 http.Handler wrapper catenation (same API as "chain").

Routers

mux star:14630 Powerful URL router and dispatcher for golang.
httprouter star:12867 High performance router. Use this and the standard http handlers to form a very high performance web framework.
chi star:9635 Small, fast and expressive HTTP router built on net/context.
gocraft/web star:1443 Mux and middleware package in Go.
Bone star:1273 Lightning Fast HTTP Multiplexer.
fasthttprouter star:873 High performance router forked from httprouter. The first router fit for fasthttp.
Goji star:864 Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
xujiajun/gorouter star:499 A simple and fast HTTP router for Go.
httptreemux star:492 High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
ozzo-routing star:406 An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
lars star:383 Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
Siesta star:350 Composable framework to write middleware and handlers.
vestigo star:262 Performant, stand-alone, HTTP compliant URL Router for go web applications.
gowww/router star:160 Lightning fast HTTP router fully compatible with the net/http.Handler interface.
alien star:118 Lightweight and fast http router from outer space.
pure star:114 Is a lightweight HTTP router that sticks to the std "net/http" implementation.
violetear star:103 Go HTTP router.
Bxog star:102 Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters.
GoRouter star:96 GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
xmux star:90 High performance muxer based on httprouter with net/context support.
bellt star:49 A simple Go HTTP router.
FastRouter star:19 a fast, flexible HTTP router written in Go.
goroute star:7 Simple yet powerful HTTP request multiplexer.

WebAssembly

tinygo star:8217 Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
dom star:430 DOM library.
go-canvas star:137 Library to use HTML5 Canvas, with all drawing within go code.
webapi star:82 Bindings for DOM and HTML generated from WebIDL.
wasmbrowsertest star:81 Run Go WASM tests in your browser.
vert star:48 Interop between Go and JS values.

Windows

go-ole star:763 Win32 OLE implementation for golang.
d3d9 star:124 Go bindings for Direct3D9.
gosddl star:5 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:469 Generate a Go struct from XML.
xpath star:399 XPath package for Go.
xquery star:154 XQuery lets you extract data from HTML/XML documents using XPath expression.
xml2map star:32 XML to MAP converter written Golang.
xmlwriter star:19 Procedural XML generation API based on libxml2's xmlwriter module.
XML-Comp star:15 Simple command line XML comparer that generates diffs of folders, files and tags.

Tools

Go software and plugins.

Code Analysis

GoLint star:3899 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:1701 Errcheck is a program for checking for unchecked errors in Go programs.
gcvis star:1019 Visualise Go program GC trace data in real time.
go-critic star:949 source code linter that brings checks that are currently not implemented in other linters.
php-parser star:809 A Parser for PHP written in Go.
staticcheck staticcheck is go vet on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#.
goast-viewer star:518 Web based Golang AST visualizer.
GoCover.io GoCover.io offers the code coverage of any golang package as a service.
goimports Tool to fix (add, remove) your Go imports automatically.
go-mod-outdated star:516 An easy way to find outdated dependencies of your Go projects.
go-cleanarch star:467 go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
GoPlantUML star:441 Library and CLI that generates text plantump class diagram containing information about structures and interfaces with the relationship among them.
goreturns Adds zero-value return statements to match the func return types.
gosimple gosimple is a linter for Go source code that specialises on simplifying code.
unconvert star:309 Remove unnecessary type conversions from Go source.
unused unused checks Go code for unused constants, variables, functions and types.
tickgit star:255 CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
dupl star:248 Tool for code clone detection.
gostatus star:246 Command line tool, shows the status of repositories that contain Go packages.
golines star:198 Formatter that automatically shortens long lines in Go code.
apicompat star:172 Checks recent changes to a Go project for backwards incompatible changes.
go-checkstyle star:115 checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments.
lint star:66 Run linters as part of go test.
validate star:60 Automatically validates struct fields with tags.
go-outdated star:45 Console application that displays outdated packages.
tarp star:14 tarp finds functions and methods without direct unit tests in Go source code.
golang-ifood-sdk star:7 iFood API SDK.

Editor Plugins

vim-go star:13549 Go development plugin for Vim.
gocode star:4923 Autocompletion daemon for the Go programming language.
GoSublime star:3406 Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
vscode-go star:1811 Extension for Visual Studio Code (VS Code) which provides support for the Go language.
go-plus star:1518 Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
go-mode star:1170 Go mode for GNU/Emacs.
Watch star:186 Runs a command in an acme win on file changes.
vim-compiler-go star:88 Vim plugin to highlight syntax errors on save.
Go plugin for JetBrains IDEs Go plugin for JetBrains IDEs.
goimports-reviser star:59 Formatting tool for imports.
goprofiling This extension adds benchmark profiling support for the Go language to VS Code.
go-language-server star:33 A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
gounit-vim star:22 Vim plugin for generating Go tests based on the function's or method's signature.
theia-go-extension star:15 Go language support for the Theia IDE.

Go Generate Tools

gotests star:3307 Generate Go tests from your source code.
genny star:1533 Elegant generics for Go.
re2dfa star:184 Transform regular expressions into finite state machines and output Go source code.
TOML-to-Go Translates TOML into a Go type in the browser instantly.
xgen star:100 XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
hasgo star:93 Generate Haskell inspired functions for your slices.
gocontracts star:72 brings design-by-contract to Go by synchronizing the code with the documentation.
gonerics Idiomatic Generics in Go.
gounit star:52 Generate Go tests using your own templates.
generic star:39 flexible data type for Go.

Go Tools

go-swagger star:6522 Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
OctoLinker star:4747 Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
go-callvis star:3376 Visualize call graph of your Go program using dot format.
depth star:609 Visualize dependency trees of any package by analyzing imports.
richgo star:579 Enrich go test outputs with text decorations.
rts star:214 RTS: response to struct. Generates Go structs from server responses.
godbg star:177 Implementation of Rusts dbg! macro for quick and easy debugging during development.
gomodrun Go tool that executes and caches binaries included in go.mod files.
typex star:132 Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
colorgo star:108 Wrapper around go command for colorized go build output.
gothanks star:101 GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
roumon star:58 Monitor current state of all active goroutines via a command line interface.
igo star:44 An igo to go transpiler (new language features for Go language!)
go-james star:43 Go project skeleton creator, builds and tests your projects without the manual setup.
go-pkg-complete star:38 Bash completion for go and wgo.
generator-go-lang star:23 A Yeoman generator to get new Go projects started.
docs star:7 Automatically generate RESTful API documentation for GO projects - aligned with Open API Specification standard.

Software Packages

Software written in Go.

DevOps Tools

kubernetes star:78679 Container Cluster Manager from Google.
Moby star:60557 Collaborative project for the container ecosystem to assemble container-based systems.
traefik star:34205 Reverse proxy and load balancer with support for multiple backends.
Gitea star:25290 Fork of Gogs, entirely community driven.
gitea-github-migrator Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
Vegeta star:17624 HTTP load testing tool and library. It's over 9000!
Packer star:12956 Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
Hey star:11452 Hey is a tiny program that sends some load to a web application.
webhook star:6670 Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
Wide Web-based IDE for Teams using Golang.
GVM star:6381 GVM provides an interface to manage Go versions.
gaia star:4397 Build powerful pipelines in any programming language.
gox star:4046 Dead simple, no frills Go cross compile tool.
bosun star:3159 Time Series Alerting Framework.
bombardier star:2695 Fast cross-platform HTTP benchmarking tool.
Pomerium star:2575 Pomerium is an identity-aware access proxy.
script star:1825 Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
fac star:1720 Command-line user interface to fix git merge conflicts.
kala star:1692 Simplistic, modern, and performant job scheduler.
goxc star:1668 build tool for Go, with a focus on cross-compiling and packaging.
StatusOK star:1495 Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
s3gof3r star:1098 Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
go-selfupdate star:843 Enable your Go applications to self update.
s5cmd star:734 Blazing fast S3 and local filesystem execution tool.
skm star:692 SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
Scaleway-cli star:679 Manage BareMetal Servers from Command Line (as easily as with Docker).
aurora star:525 Cross-platform web-based Beanstalkd queue server console.
cassowary star:518 Modern cross-platform HTTP load-testing tool written in Go.
govvv star:488 “go build” wrapper to easily add version information into Go binaries.
uTask star:454 Automation engine that models and executes business processes declared in yaml.
ghorg star:449 Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, Gitea, and Bitbucket.
gonative star:328 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.
trubka star:299 A CLI tool to manage and troubleshoot Apache Kafka clusters with the ability of generically publishing/consuming protocol buffer and plain text events to/from Kafka.
Mora star:288 REST server for accessing MongoDB documents and meta data.
Pewpew star:283 Flexible HTTP command line stress tester.
lstags star:281 Tool and API to sync Docker images across different registries.
jcli star:266 Jenkins CLI allows you manage your Jenkins as an easy way.
dogo star:240 Monitoring changes in the source file and automatically compile and run (restart).
manssh star:227 manssh is a command line tool for managing your ssh alias config easily.
godbg star:224 Web-based gdb front-end application.
Gogs A Self Hosted Git Service in the Go Programming Language.
Blast star:199 A simple tool for API load testing and batch jobs.
easyssh-proxy star:190 Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
gobrew star:182 gobrew lets you easily switch between multiple versions of go.
ostent star:172 collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
abbreviate star:166 abbreviate is a tool turning long strings in to shorter ones with configurable seperaters, for example to embed branch names in to deployment stack IDs.
kcli star:155 Command line tool for inspecting kafka topics/partitions/messages.
terraform-provider-openapi star:154 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.
grapes star:152 Lightweight tool designed to distribute commands over ssh with ease.
winrm-cli star:117 Cli tool to remotely execute commands on Windows machines.
Dockerfile-Generator star:98 A go library and an executable that produces valid Dockerfiles using various input channels.
drone-scp star:83 Copy files and artifacts via SSH using a binary, docker or Drone CI.
go-furnace star:81 Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
Dropship star:54 Tool for deploying code via cdn.
s3-proxy star:48 S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
drone-jenkins star:31 Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
Rodent star:31 Rodent helps you manage Go versions, projects and track dependencies.
awsenv star:27 Small binary that loads Amazon (AWS) environment variables for a profile.
lwc star:25 A live-updating version of the UNIX wc command.
DepCharge star:18 Helps orchestrating the execution of commands across the many dependencies in larger projects.
docker-go-mingw star:17 Docker image for building Go binaries for Windows with MinGW toolchain.
httpref star:14 httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports.
sg star:6 Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
aptly star:4 aptly is a Debian repository management tool.

Other Software

Gor star:14319 Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
croc star:13790 Easily and securely send files or folders from one computer to another.
Docker Open platform for distributed applications for developers and sysadmins.
restic star:13040 De-duplicating backup program.
Seaweed File System star:12252 Fast, Simple and Scalable Distributed File System with O(1) disk seek.
confd star:7512 Manage local application configuration files using templates and data from etcd or consul.
Comcast star:6991 Simulate bad network connections.
LiteIDE star:6495 LiteIDE is a simple, open source, cross-platform Go IDE.
drive star:6050 Google Drive client for the commandline.
toxiproxy star:5531 Proxy to simulate network and system conditions for automated tests.
tsuru Extensible and open source Platform as a Service software.
nes star:4783 Nintendo Entertainment System (NES) emulator written in Go.
Duplicacy star:3738 A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
scc star:2552 Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
myLG star:2490 Command Line Network Diagnostic tool written in Go.
GoBoy star:2363 Nintendo Game Boy Color emulator written in Go.
Stack Up star:2258 Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
syncthing Open, decentralized file synchronization tool and protocol.
lgo star:2180 Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
limetext Lime Text is a powerful and elegant text editor primarily developed in Go that aims to be a Free and open-source software successor to Sublime Text.
Circuit star:1897 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:1793 Powerful telemetry framework.
borg star:1511 Terminal based search engine for bash snippets.
Documize star:1349 Modern wiki software that integrates data from SaaS tools.
Go Package Store star:885 App that displays updates for the Go packages in your GOPATH.
vFlow star:809 High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
peg star:798 Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
shell2http star:783 Executing shell commands via http server (for prototyping or remote control).
blocky star:760 Fast and lightweight DNS proxy as ad-blocker for local network with many features.
Leaps star:705 Pair programming service using Operational Transforms.
gfile star:621 Securely transfer files between two computers, without any third party, over WebRTC.
Gebug star:547 A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
Guora star:536 A self-hosted Quora like web application written in Go.
mockingjay star:492 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.
gocc star:491 Gocc is a compiler kit for Go written in Go.
go-peerflix star:430 Video streaming torrent client.
ipe star:325 Open source Pusher server implementation compatible with Pusher client libraries written in GO.
ide star:314 Browser accessible IDE. Designed for Go with Go.
wellington star:297 Sass project management tool, extends the language with sprite functions (like Compass).
Cherry star:244 Tiny webchat server in Go.
woke star:229 Detect non-inclusive language in your source code.
tcpprobe star:221 TCP tool for network performance and path monitoring, including socket statistics.
joincap star:164 Command-line utility for merging multiple pcap files together.
Juju Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
Orbit star:154 A simple tool for running commands and generating files from templates.
tcpdog star:131 eBPF based TCP observability.
vaku star:118 CLI & API for folder-based functions in Vault like copy, move, and search.
Better Go Playground Go playground with syntax highlight, code completion and other features.
dp star:83 Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
boxed star:75 Dropbox based blog engine.
naclpipe star:21 Simple NaCL EC25519 based crypto pipe tool written in Go.
term-quiz star:18 Quizzes for your terminal.
Snitch star:15 Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
GoDocTooltip star:14 Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
GoLand Full featured cross-platform Go IDE.
hoofli star:1 Generate PlantUML diagrams from Chrome or Firefox network inspections.
hugo Fast and Modern Static Website Engine.

Resources

Where to discover new Go libraries.

Benchmarks

go-http-routing-benchmark star:1502 Go HTTP request router benchmark and comparison.
go-web-framework-benchmark star:1498 Go web framework benchmark.
go_serialization_benchmarks star:1172 Benchmarks of Go serialization methods.
skynet star:988 Skynet 1M threads microbenchmark.
speedtest-resize star:210 Compare various Image resize algorithms for the Go language.
go-benchmarks star:139 Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
gospeed star:106 Go micro-benchmarks for calculating the speed of language constructs.
autobench star:90 Framework to compare the performance between different Go versions.
golang-sql-benchmark star:59 Collection of benchmarks for popular Go database/SQL utilities.
gocostmodel star:58 Benchmarks of common basic operations for the Go language.
go-benchmark-app star:21 Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
kvbench star:20 Key/Value database benchmark.
go-ml-benchmarks star:15 benchmarks for machine learning inference in Go.
go-json-benchmark star:4 Go JSON benchmark.

Conferences

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

E-Books

A Go Developer's Notebook
An Introduction to Programming in Go
Build Web Application with Golang
Building Web Apps With Go
For the Love of Go A series of introductory books for Go beginners.
Go 101 A book focusing on Go syntax/semantics and all kinds of details.
Go Bootcamp
GoBooks star:9583 A curated list of Go books.
How To Code in Go eBook A 600 page introduction to Go aimed at first time developers.
Go Succinctly star:18 in Persian.
Learning Go
Network Programming With Go
Practical Go Lessons
Spaceship Go A Journey to the Standard Library
The Go Programming Language
The Golang Standard Library by Example (Chinese)
Web Application with Go the Anti-Textbook
Writing A Compiler In Go
Writing An Interpreter In Go

Gophers

Free Gophers Pack star:2252 Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
gopher-logos star:87 adorable gopher logos.
Go-gopher-Vector star:40 Go gopher Vector Data [.ai, .svg].
gopher-stickers
gopher-vector
gophericons
gophers star:2459 Gopher artworks by Ashley McNamara.
gophers star:2395 Free gophers.
gopherize.me star:506 Gopherize yourself.
gophers star:97 Gopher amigurumi toy pattern.
gophers star:54 random gopher graphics.

Meetups

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

Style Guides

Twitter

r/golang

Websites

awesome-awesomeness star:27762 List of other amazingly awesome lists.
CodinGame Learn Go by solving interactive tasks using small games as practical examples.
Go Blog The official Go blog.
Go Challenge Learn Go by solving problems and getting feedback from Go experts.
Go Code Club A group of Gophers read and discuss a different Go project every week.
Go Community on Hashnode Community of Gophers on Hashnode.
Go Forum Forum to discuss Go.
Go In 5 Minutes 5 minute screencasts focused on getting one thing done.
Go Projects List of projects on the Go community wiki.
Go Report Card A report card for your Go package.
go.dev A hub for Go developers.
Awesome Remote Job star:20630 Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
golang-graphics star:140 Collection of Go images, graphics, and art.
golang-nuts Go mailing list.
Google Plus Community The Google+ community for #golang enthusiasts.
Gopher Community Chat Join Our New Slack Community For Gophers (Understand how it came).
Gophercises Free coding exercises for budding gophers.
gowalker.org Go Project API documentation.
json2go Advanced JSON to Go struct conversion - online tool.
justforfunc Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
Learn Go Programming Learn Go concepts with illustrations.
Lille Gophers Golang talks community in Lille, France (@LilleGophers).
Awesome Go @LibHunt Your go-to Go Toolbox.
gocryforhelp star:38 Collection of Go projects that needs help. Good place to start your open-source way in Go.
godoc.org Documentation for open source Go packages.
Golang Developer Jobs Developer Jobs exclusivly for Golang related Roles.
Golang Flow Post Updates, News, Packages and more.
Golang News Links and news about Go programming.
Golang Resources A curation of the best articles, exercises, talks and videos to learn Go.
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:38036 Golang ebook intro how to build a web app with golang.
Building and Testing a REST API in Go with Gorilla Mux and PostgreSQL We’ll write an API with the help of the powerful Gorilla Mux.
Building Go Web Applications and Microservices Using Gin Get familiar with Gin and find out how it can help you reduce boilerplate code and build a request handling pipeline.
Caching Slow Database Queries How to cache slow database queries.
Canceling MySQL How to cancel MySQL queries.
Debugged.it Go patterns Advanced Go patterns with ready-to-run examples.
Go Cheat Sheet star:5569 Go's reference card.
Go database/sql tutorial Introduction to database/sql.
Go Playground for iOS Interactively edit & play Go snippets on your mobile device.
Ethereum Development with Go star:853 A little e-book on Ethereum Development with Go.
Games With Go A video series teaching programming and game development.
Go By Example Hands-on introduction to Go using annotated example programs.
50 Shades of Go Traps, Gotchas, and Common Mistakes for New Golang Devs.
A Guide to Golang E-Commerce Building a Golang site for e-commerce (demo included).
A Tour of Go Interactive tour of Go.
Design Patterns in Go star:55 Collection of programming design patterns implemented in Go.
Go WebAssembly Tutorial - Building a Simple Calculator
go-patterns star:15475 Curated list of Go design patterns, recipes and idioms.
Learn Go with TDD star:14582 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.
Learn Go with 1000+ Exercises star:9911 Learn Go with thousands of examples, exercises, and quizzes.
Golang for Node.js Developers star:2439 Examples of Golang compared to Node.js for learning.
Golangbot Tutorials to get started with programming in Go.
GolangCode Collection of code snippets and tutorials to help tackle every day issues.
GopherSnippets Code snippets with tests and testable examples for the Go programming language.
Hackr.io Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
How to Benchmark: dbq vs sqlx vs GORM Learn how to benchmark in Go. As a case-study, we will benchmark dbq, sqlx and GORM.
How To Deploy a Go Web Application with Docker Learn how to use Docker for Go development and how to build production Docker images.
How to Use Godog for Behavior-driven Development in Go Get started with Godog — a Behavior-driven development framework for building and testing Go applications.
goapp star:260 An opinionated guideline to structure & develop a Go web application/service.
The world’s easiest introduction to WebAssembly with Golang
Working with Go star:1160 Intro to go for experienced programmers.
Your basic Go Huge collection of tutorials and how to's.

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