awesome-go-sorted-by-stars-2019-04-30.md

awesome-go-sorted-by-stars-2019-04-30.md

Awesome Go

financial support to Awesome Go

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

Contributing

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

If you see a package or project here that is no longer maintained or is not a good fit, please submit a pull request to improve this file.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

Contents

• Awesome Go

  • Audio and Music
  • Authentication and OAuth
  • Bot Building
  • Command Line
  • Configuration
  • Continuous Integration
  • CSS Preprocessors
  • Data Structures
  • Database
  • Database Drivers
  • Date and Time
  • Distributed Systems
  • Email
  • Embeddable Scripting Languages
  • Error Handling
  • Files
  • Financial
  • Forms
  • Functional
  • Game Development
  • Generation and Generics
  • Geographic
  • Go Compilers
  • Goroutines
  • GUI
  • Hardware
  • Images
  • IoT
  • Job Scheduler
  • JSON
  • Logging
  • Machine Learning
  • Messaging
  • Microsoft Office
    • Microsoft Excel
  • Miscellaneous
    • Dependency Injection
    • Project Layout
    • Strings
  • Natural Language Processing
  • Networking
    • HTTP Clients
  • OpenGL
  • ORM
  • Package Management
  • Query Language
  • Resource Embedding
  • Science and Data Analysis
  • Security
  • Serialization
  • Template Engines
  • Testing
  • Text Processing
  • Third-party APIs
  • Utilities
  • UUID
  • Validation
  • Version Control
  • Video
  • Web Frameworks
    • Middlewares
      • Actual middlewares
      • Libraries for creating HTTP middlewares
    • Routers
  • Windows
  • XML

• Tools

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

• Server Applications

• Resources

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

Audio and Music

Libraries for manipulating audio.

•    360 Oto - A low-level library to play sound on multiple platforms.
•    283 PortAudio - Go bindings for the PortAudio audio I/O library.
•    246 music-theory - Music theory models in Go.
•    236 waveform - Go package capable of generating waveform images from audio streams.
•    197 portmidi - Go bindings for PortMidi.
•     98 id3v2 - Fast and stable ID3 parsing and writing library for Go.
•     96 flac - Native Go FLAC encoder/decoder with support for FLAC streams.
•     90 mix - Sequence-based Go-native audio mixer for music apps.
•     88 go-sox - libsox bindings for go.
•     85 mp3 - Native Go MP3 decoder.
•     82 flac - No-frills native Go FLAC decoder that decodes FLAC files into byte slices.
•     65 taglib - Go bindings for taglib.
•     60 malgo - Mini audio library.
•     53 gaad - Native Go AAC bitstream parser.
•     24 minimp3 - Lightweight MP3 decoder library.
•     24 go_mediainfo - libmediainfo bindings for go.
•     22 vorbis - "Native" Go Vorbis decoder (uses CGO, but has no dependencies).
•     18 EasyMIDI - EasyMidi is a simple and reliable library for working with standard midi file (SMF).
•      8 gosamplerate - libsamplerate bindings for go.

Authentication and OAuth

Libraries for implementing authentications schemes.

•   5335 jwt-go - Golang implementation of JSON Web Tokens (JWT).
•   4193 casbin - Authorization library that supports access control models like ACL, RBAC, ABAC.
•   2216 oauth2 - Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
•   2133 goth - provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
•   1833 authboss - Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure, and start building your app without having to build an authentication system each time.
•   1521 osin - Golang OAuth2 server library.
•   1187 go-oauth2-server - Standalone, specification-compliant, OAuth2 server written in Golang.
•   1047 go-jose - Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
•    988 gologin - chainable handlers for login with OAuth1 and OAuth2 authentication providers.
•    858 gorbac - provides a lightweight role-based access control (RBAC) implementation in Golang.
•    767 loginsrv - JWT login microservice with plugable backends such as OAuth2 (Github), htpasswd, osiam.
•    338 permissions2 - Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
•    206 paseto - Golang implementation of Platform-Agnostic Security Tokens (PASETO).
•    172 httpauth - HTTP Authentication middleware.
•    147 jwt-auth - JWT middleware for Golang http servers with many configuration options.
•     83 session - Go session management for web servers (including support for Google App Engine - GAE).
•     65 jwt - Clean and easy to use implementation of JSON Web Tokens (JWT).
•     60 jwt - Lightweight JSON Web Token (JWT) library.
•     55 branca - Golang implementation of Branca Tokens.
•     43 sessions - Dead simple, highly performant, highly customizable sessions service for go http servers.
•     29 securecookie - Efficient secure cookie encoding/decoding.
•     23 rbac - Minimalistic RBAC package for Go applications.
•      7 sessiongate-go - Go session management using the SessionGate Redis module.
•      7 signedvalue - Signed and timestamped strings compatible with Tornado's create_signed_value, decode_signed_value, and therefore set_secure_cookie and get_secure_cookie.
•      2 cookiestxt - provides parser of cookies.txt file format.

Bot Building

Libraries for building and working with bots.

•   1469 telegram-bot-api - Simple and clean Telegram bot client.
•    871 telebot - Telegram bot framework written in Go.
•    432 go-chat-bot - IRC, Slack & Telegram bot written in Go.
•    277 slacker - Easy to use framework to create Slack bots.
•    198 tbot - Telegram bot server with API similar to net/http.
•    175 Golang CryptoTrading Bot - A golang implementation of a console-based trading bot for cryptocurrency exchanges.
•    166 Tenyks - Service oriented IRC bot using Redis and JSON for messaging.
•    119 go-sarah - Framework to build bot for desired chat services including LINE, Slack, Gitter and more.
•    119 Kelp - 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.
•    100 hanu - Framework for writing Slack bots.
•     82 go-tgbot - Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router and middleware.
•     55 margelet - Framework for building Telegram bots.
•     21 govkbot - Simple Go VK bot library.
•      9 micha - Go Library for Telegram bot api.

Command Line

Standard CLI

Libraries for building standard or basic Command Line applications.

•  11745 cobra - Commander for modern Go CLI interactions.
•  10581 urfave/cli - Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
•   2412 kingpin - Command line and flag parser supporting sub commands.
•   1433 go-flags - go command line option parser.
•   1334 readline - Pure golang implementation that provides most features in GNU-Readline under MIT license.
•   1110 docopt.go - Command-line arguments parser that will make you smile.
•    958 mitchellh/cli - Go library for implementing command-line interfaces.
•    861 cli-init - The easy way to start building Golang command line applications.
•    673 pflag - Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
•    622 go-arg - Struct-based argument parsing in Go.
•    605 mow.cli - Go library for building CLI applications with sophisticated flag and argument parsing and validation.
•    573 complete - Write bash completions in Go + Go command bash completion.
•    557 liner - Go readline-like library for command-line interfaces.
•    454 cli - Feature-rich and easy to use command-line package based on golang struct tags.
•    428 flaggy - A robust and idiomatic flags package with excellent subcommand support.
•    160 climax - Alternative CLI with "human face", in spirit of Go command.
•     96 flag - Simple but powerful command line option parsing library for Go supporting subcommand.
•     96 ukautz/clif - Small command line interface framework.
•     83 argparse - Command line argument parser inspired by Python's argparse module.
•     78 sflags - Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin and other libraries.
•     75 wmenu - Easy to use menu structure for cli applications that prompts users to make choices.
•     75 commandeer - Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
•     73 hiboot cli - cli application framework with auto configuration and dependency injection.
•     47 cli - Simple and complete API for building command line interfaces in Go.
•     38 env - Tag-based environment configuration for structs.
•     31 gocmd - Go library for building command line applications.
•     31 wlog - Simple logging interface that supports cross-platform color and concurrency.
•     29 flagvar - A collection of flag argument types for Go's standard flag package.
•     27 strumt - Library to create prompt chain.
•     13 argv - Go library to split command line string as arguments array using the bash syntax.
•     12 go-commander - Go library to simplify CLI workflow.
•      5 go-getoptions - Go option parser inspired on the flexibility of Perl’s GetOpt::Long.
•      3 sand - Simple API for creating interpreters and so much more.

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

•   8571 termui - Go terminal dashboard based on termbox-go and inspired by blessed-contrib.
•   4129 gocui - Minimalist Go library aimed at creating Console User Interfaces.
•   3370 termbox-go - Termbox is a library for creating cross-platform text-based interfaces.
•   2927 color - Versatile package for colored terminal output.
•   2167 go-prompt - Library for building a powerful interactive prompt, inspired by python-prompt-toolkit.
•   1255 uiprogress - Flexible library to render progress bars in terminal applications.
•   1068 asciigraph - Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
•    769 uilive - Library for updating terminal output in realtime.
•    544 aurora - ANSI terminal colors that supports fmt.Printf/Sprintf.
•    526 progressbar - Basic thread-safe progress bar that works in every OS.
•    474 uitable - Library to improve readability in terminal apps using tabular data.
•    470 mpb - Multi progress bar for terminal applications.
•    352 go-colorable - Colorable writer for windows.
•    320 go-isatty - isatty for golang.
•    291 chalk - Intuitive package for prettifying terminal/console output.
•    288 gommon/color - Style terminal text.
•    238 tabby - A tiny library for super simple Golang tables.
•    207 termtables - Go port of the Ruby library terminal-tables for simple ASCII table generation as well as providing markdown and HTML output.
•    196 go-colortext - Go library for color output in terminals.
•    145 gookit/color - Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
•    145 termdash - Go terminal dashboard based on termbox-go and inspired by termui.
•    143 simpletable - Simple tables in terminal with Go.
•     63 cfmt - Contextual fmt inspired by bootstrap color classes.
•     28 tabular - Print ASCII tables from command line utilities without the need to pass large sets of data to the API.
•     15 colourize - Go library for ANSI colour text in terminals.
•      8 go-ataman - Go library for rendering ANSI colored text templates in terminals.
•      8 ctc - The non-invasive cross-platform terminal color library does not need to modify the Print method.

Configuration

Libraries for configuration parsing.

•   8299 viper - Go configuration with fangs.
•   2224 kelseyhightower/envconfig - Go library for managing configuration data from environment variables.
•   1900 godotenv - Go port of Ruby's dotenv library (Loads environment variables from .env).
•   1418 ini - Go package to read and write INI files.
•    782 env - Parse environment variables to Go structs (with defaults).
•    240 store - Lightweight configuration manager for Go.
•    226 confita - Load configuration in cascade from multiple backends into a struct.
•    205 config - JSON or YAML configuration wrapper with environment variables and flags parsing.
•    193 joshbetz/config - Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
•    174 config - Cloud native application configuration. Bind ENV to structs in only two lines.
•    170 hjson - Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
•    140 envconfig - Read your configuration from environment variables.
•    111 gcfg - read INI-style configuration files into Go structs; supports user-defined types and subsections.
•    101 goConfig - Parses a struct as input and populates the fields of this struct with parameters from command line, environment variables and configuration file.
•     92 envh - Helpers to manage environment variables.
•     90 envcfg - Un-marshaling environment variables to Go structs.
•     57 gofigure - Go application configuration made easy.
•     55 gookit/config - application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
•     48 configure - Provides configuration through multiple sources, including JSON, flags and environment variables.
•     28 xdg - Cross platform package that follows the XDG Standard.
•     27 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.
•     24 go-up - A simple configuration library with recursive placeholders resolution and no magic.
•     22 ingo - Flags persisted in an ini-like config file.
•     19 mini - Golang package for parsing ini-style configuration files.
•      9 conflate - Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
•      7 envconf - Configuration from environment.
•      3 sprbox - Build-environment aware toolbox factory and agnostic config parser (YAML, TOML, JSON and Environment vars).

Continuous Integration

Tools for help with continuous integration.

•  18113 drone - Drone is a Continuous Integration platform built on Docker, written in Go.
•    548 goveralls - Go integration for Coveralls.io continuous code coverage tracking system.
•     94 overalls - Multi-Package go project coverprofile for tools like goveralls.
•     34 duci - A simple ci server no needs domain specific languages.
•     25 gomason - Test, Build, Sign, and Publish your go binaries from a clean workspace.
•     12 roveralls - Recursive coverage testing tool.

CSS Preprocessors

Libraries for preprocessing CSS files.

•    417 gcss - Pure Go CSS Preprocessor.
•    125 go-libsass - Go wrapper to the 100% Sass compatible libsass project.

Data Structures

Generic datastructures and algorithms in Go.

•   5621 gods - Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
•   4903 go-datastructures - Collection of useful, performant, and thread-safe data structures.
•   1099 boomfilters - Probabilistic data structures for processing continuous, unbounded streams.
•   1036 golang-set - Thread-Safe and Non-Thread-Safe high-performance sets for Go.
•    796 gota - Implementation of dataframes, series, and data wrangling methods for Go.
•    646 hyperloglog - HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
•    612 willf/bloom - Go package implementing Bloom filters.
•    595 roaring - Go package implementing compressed bitsets.
•    458 cuckoofilter - Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
•    458 bitset - Go package implementing bitsets.
•    387 trie - Trie implementation in Go.
•    304 go-geoindex - In-memory geo index.
•    273 mafsa - MA-FSA implementation with Minimal Perfect Hashing.
•    185 goskiplist - Skip list implementation in Go.
•    185 algorithms - Algorithms and data structures.CLRS study.
•    172 hilbert - Go package for mapping values to and from space-filling curves, such as Hilbert and Peano curves.
•    138 merkletree - Implementation of a merkle tree providing an efficient and secure verification of the contents of data structures.
•    125 bloom - Bloom filters implemented in Go.
•    110 binpacker - Binary packer and unpacker helps user build custom binary stream.
•     95 go-rquad - Region quadtrees with efficient point location and neighbour finding.
•     92 encoding - Integer Compression Libraries for Go.
•     85 skiplist - Very fast Go Skiplist implementation.
•     85 ttlcache - In-memory LRU string-interface{} map with expiration for golang.
•     84 ring - Go implementation of a high performance, thread safe bloom filter.
•     70 go-adaptive-radix-tree - Go implementation of Adaptive Radix Tree.
•     64 conjungo - A small, powerful and flexible merge library.
•     60 skiplist - Skiplist implementation in Go.
•     48 levenshtein - Implementation to calculate levenshtein distance in Go.
•     40 count-min-log - Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
•     38 deque - Fast ring-buffer deque (double-ended queue).
•     32 bit - Golang set data structure with bonus bit-twiddling functions.
•     32 bloom - Golang Bloom filter implementation.
•     27 go-mcache - Fast in-memory key:value store/cache library. Pointer caches.
•     27 levenshtein - Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
•     20 concurrent-writer - Highly concurrent drop-in replacement for bufio.Writer.
•     14 goset - A useful Set collection implementation for Go.
•     12 pipeline - An implementation of pipelines with fan-in and fan-out.
•     11 goconcurrentqueue - Concurrent FIFO queue.
•      9 go-ef - A Go implementation of the Elias-Fano encoding.
•      9 crunch - Go package implementing buffers for handling various datatypes easily.
•      6 hide - ID type with marshalling to/from hash to prevent sending IDs to clients.
•      5 mspm - Multi-String Pattern Matching Algorithm for information retrieval.
•      5 set - Simple set data structure implementation in Go using LinkedHashMap.
•      4 null - Nullable Go types that can be marshalled/unmarshalled to/from JSON.
•      4 treap - Persistent, fast ordered map using tree heaps.
•      3 typ - Null Types, Safe primitive type conversion and fetching value from complex structures.
•      2 deque - A highly optimized double-ended queue.
•      2 dict - Python-like dictionaries (dict) for Go.
•      0 timedmap - Map with expiring key-value pairs.

Database

Databases implemented in Go.

•  23628 prometheus - Monitoring system and time series database.
•  18417 tidb - TiDB is a distributed SQL database. Inspired by the design of Google F1.
•  16167 influxdb - Scalable datastore for metrics, events, and real-time analytics.
•  16038 cockroach - Scalable, Geo-Replicated, Transactional Datastore.
•   9686 bolt - Low-level key/value database for Go.
•   9435 dgraph - Scalable, Distributed, Low Latency, High Throughput Graph Database.
•   7381 groupcache - Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
•   5651 badger - Fast key-value store in Go.
•   4373 rqlite - The lightweight, distributed, relational database built on SQLite.
•   2970 goleveldb - Implementation of the LevelDB key/value database in Go.
•   2957 ledisdb - Ledisdb is a high performance NoSQL like Redis based on LevelDB.
•   2593 go-cache - In-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
•   2345 buntdb - Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
•   2334 tiedot - Your NoSQL database powered by Golang.
•   2006 BigCache - Efficient key/value cache for gigabytes of data.
•    870 cache2go - In-memory key:value cache which supports automatic invalidation based on timeouts.
•    802 nutsdb - Nutsdb is a simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set.
•    785 GCache - Cache library with support for expirable Cache, LFU, LRU and ARC.
•    743 CovenantSQL - CovenantSQL is a SQL database on blockchain.
•    714 diskv - Home-grown disk-backed key-value store.
•    703 moss - Moss is a simple LSM key-value storage engine written in 100% Go.
•    526 eliasdb - Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
•    401 fastcache - fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
•    360 levigo - Levigo is a Go wrapper for LevelDB.
•    195 pudge - Fast and simple key/value store written using Go's standard library.
•    168 piladb - Lightweight RESTful database engine based on stack data structures.
•    130 Vasto - A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
•     81 slowpoke - Key-value store with persistence.
•     42 Scribble - Tiny flat file JSON store.
•     41 couchcache - RESTful caching micro-service backed by Couchbase server.
•     26 clusteredBigCache - BigCache with clustering support and individual item expiration.
•     13 tempdb - Key-value store for temporary items.
•     10 bcache - Eventually consistent distributed in-memory cache Go library.
•      6 gorocksdb - Gorocksdb is a wrapper for RocksDB written in Go.

Database schema migration.

•   2024 migrate - Database migrations. CLI and Golang library.
•   1310 sql-migrate - Database migration tool. Allows embedding migrations into the application using go-bindata.
•    617 soda - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
•    282 gormigrate - Database schema migration helper for Gorm ORM.
•    107 goose - Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
•     80 darwin - Database schema evolution library for Go.
•     25 gondolier - Database migration library using struct decorators.
•     24 pravasan - Simple Migration tool - currently for MySQL but planning to soon support Postgres, SQLite, MongoDB, etc.
•     23 go-pg-migrations - A Go package to help write migrations with go-pg/pg.
•     18 go-fixtures - Django style fixtures for Golang's excellent built-in database/sql library.
•      2 avro - Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.

Database tools.

•   7896 vitess - vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
•   5847 pgweb - Web-based PostgreSQL database browser.
•   4368 kingshard - kingshard is a high performance proxy for MySQL powered by Golang.
•   2742 orchestrator - MySQL replication topology manager & visualizer.
•   2156 go-mysql-elasticsearch - Sync your MySQL data into Elasticsearch automatically.
•   2014 pREST - Serve a RESTful API from any PostgreSQL database.
•   1692 go-mysql - Go toolset to handle MySQL protocol and replication.
•    269 chproxy - HTTP proxy for ClickHouse database.
•    135 myreplication - MySql binary log replication listener. Supports statement and row based replication.
•    115 clickhouse-bulk - Collects small insterts and sends big requests to ClickHouse servers.
•     45 octillery - Go package for sharding databases ( Supports every ORM or raw SQL ).
•     29 dbbench - Database benchmarking tool with support for several databases and scripts.
•     24 prep - Use prepared SQL statements without changing your code.
•     10 rwdb - rwdb provides read replica capability for multiple database servers setup.

SQL query builder, libraries for building and using SQL.

•   2068 Squirrel - Go library that helps you build SQL queries.
•   2052 xo - Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.
•    632 gendry - Non-invasive SQL builder and powerful data binder.
•    507 goqu - Idiomatic SQL builder and query library.
•    422 Dotsql - Go library that helps you keep sql files in one place and use them with ease.
•    419 ozzo-dbx - Powerful data retrieval methods as well as DB-agnostic query building capabilities.
•    158 sqrl - SQL query builder, fork of Squirrel with improved performance.
•    145 scaneo - Generate Go code to convert database rows into arbitrary structs.
•     76 igor - Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
•     49 godbal - Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
•      0 Squalus - Thin layer over the Go SQL package that makes it easier to perform queries.
•      0 ormlite - Lightweight package containing some ORM-like features and helpers for sqlite databases.

Database Drivers

Libraries for connecting and operating databases.

• Relational Databases

  •   7445 go-sql-driver/mysql - MySQL driver for Go.
  •   4898 pq - Pure Go Postgres driver for database/sql.
  •   3204 go-sqlite3 - SQLite3 driver for go that uses database/sql.
  •   1753 pgx - PostgreSQL driver supporting features beyond those exposed by database/sql.
  •    947 go-mssqldb - Microsoft MSSQL driver for Go.
  •    376 go-oci8 - Oracle driver for go that uses database/sql.
  •    198 goracle - Oracle driver for Go, using the ODPI-C driver.
  •    100 firebirdsql - Firebird RDBMS SQL driver for Go.
  •     87 gofreetds - Microsoft MSSQL driver. Go wrapper over FreeTDS.
  •     85 go-adodb - Microsoft ActiveX Object DataBase driver for go that uses database/sql.
  •     28 avatica - Apache Avatica/Phoenix SQL driver for database/sql.
  •     12 bgc - Datastore Connectivity for BigQuery for go.

• NoSQL Databases

  •   5849 redigo - Redigo is a Go client for the Redis database.
  •   5610 redis - Redis client for Golang.
  •   2516 mongo-go-driver - Official MongoDB driver for the Go language.
  •   1543 gocql - Go language driver for Apache Cassandra.
  •   1517 mgo - MongoDB driver for the Go language that implements a rich and well tested selection of features under a very simple API following standard Go idioms.
  •   1443 gorethink - Go language driver for RethinkDB.
  •   1049 gomemcache - memcache client library for the Go programming language.
  •    352 neoism - Neo4j client for Golang.
  •    295 aerospike-client-go - Aerospike client in Go language.
  •    287 go-couchbase - Couchbase client in Go.
  •    284 gocb - Official Couchbase Go SDK.
  •    247 redis - Redis-protocol compatible TCP servers/services.
  •     72 Neo4j-GO - Neo4j REST Client in golang.
  •     70 go-rejson - Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
  •     65 arangolite - Lightweight golang driver for ArangoDB.
  •     63 dynago - Dynago is a principle of least surprise client for DynamoDB.
  •     51 go-couchdb - Yet another CouchDB HTTP API wrapper for Go.
  •     30 forestdb - Go bindings for ForestDB.
  •     29 go-pilosa - Go client library for Pilosa.
  •     24 neo4j - Neo4j Rest API Bindings for Golang.
  •     24 goriak - Go language driver for Riak KV.
  •      9 xredis - Typesafe, customizable, clean & easy to use Redis client.
  •      5 godscache - A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
  •      4 asc - Datastore Connectivity for Aerospike for go.

• Search and Analytic Databases.

  •   5619 bleve - Modern text indexing library for go.
  •   4477 riot - Go Open Source, Distributed, Simple and efficient Search Engine.
  •   3753 elastic - Elasticsearch client for Go.
  •    941 elastigo - Elasticsearch client library.
  •    331 elasticsql - Convert sql to elasticsearch dsl in Go.
  •     61 skizze - probabilistic data-structures service and storage.
  •     24 goes - Library to interact with Elasticsearch.

• Multiple Backends.

  •  12446 cayley - Graph database with support for multiple backends.
  •    104 cachego - Golang Cache component for multiple drivers.
  •     61 gokv - Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
  •     11 dsc - Datastore connectivity for SQL, NoSQL, structured files.

Date and Time

Libraries for working with dates and times.

•   2060 now - Now is a time toolkit for golang.
•    848 dateparse - Parse date's without knowing format in advance.
•    319 carbon - Simple Time extension with a lot of util methods, ported from PHP Carbon library.
•    220 durafmt - Time duration formatting library for Go.
•    165 timeutil - Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
•     64 iso8601 - Efficiently parse ISO8601 date-times without regex.
•     60 timespan - For interacting with intervals of time, defined as a start time and a duration.
•     51 go-persian-calendar - The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
•     26 date - Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
•     18 goweek - Library for working with week entity in golang.
•     18 feiertage - Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
•     12 go-sunrise - Calculate the sunrise and sunset times for a given location.
•      9 kair - Date and Time - Golang Formatting Library.
•      9 NullTime - Nullable time.Time.
•      7 tuesday - Ruby-compatible Strftime function.
•      5 strftime - C99-compatible strftime formatter.

Distributed Systems

Packages that help with building Distributed Systems.

•  24476 raft - Go implementation of the Raft consensus protocol, by CoreOS.
•  13467 go-kit - Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
•   8146 grpc-go - The Go language implementation of gRPC. HTTP/2 based RPC.
•   7879 jaeger - A distributed tracing system.
•   6032 micro - Pluggable microservice toolkit and distributed systems platform.
•   5582 NATS - Lightweight, high performance messaging system for microservices, IoT, and cloud native systems.
•   3432 rpcx - Distributed pluggable RPC service framework like alibaba Dubbo.
•   2911 tendermint - High-performance middleware for transforming a state machine written in any programming language into a Byzantine Fault Tolerant replicated state machine using the Tendermint consensus and blockchain protocols.
•   2679 torrent - BitTorrent client package.
•   2638 raft - Golang implementation of the Raft consensus protocol, by HashiCorp.
•   2416 glow - Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
•   1932 gleam - Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed.
•   1757 emitter-io - High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
•   1467 KrakenD - Ultra performant API Gateway framework with middlewares.
•    959 hprose - Very newbility RPC Library, support 25+ languages now.
•    542 ringpop-go - Scalable, fault-tolerant application-layer sharding for Go applications.
•    533 gorpc - Simple, fast and scalable RPC library for high load.
•    449 go-health - Library for enabling asynchronous dependency health checks in your service.
•    295 sleuth - Library for master-less p2p auto-discovery and RPC between HTTP services (using ZeroMQ).
•    283 digota - grpc ecommerce microservice.
•    240 go-jump - Port of Google's "Jump" Consistent Hash function.
•    168 consistent - Consistent hashing with bounded loads.
•    121 redis-lock - Simplified distributed locking implementation using Redis.
•    113 resgate - An open-source Realtime API Gateway, compatible with REST and RPC APIs.
•    111 dht - BitTorrent Kademlia DHT implementation.
•    110 jsonrpc - The jsonrpc package helps implement of JSON-RPC 2.0.
•     85 jsonrpc - JSON-RPC 2.0 HTTP client implementation.
•     49 celeriac - Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
•     32 doublejump - A revamped Google's jump consistent hash.
•     24 drmaa - Job submission library for cluster schedulers based on the DRMAA standard.
•     12 flowgraph - flow-based programming package.
•      9 dot - distributed sync using operational transformation/OT.
•      8 dynatomic - A library for using DynamoDB as an atomic counter.
•      1 outboxer - Outboxer is a go library that implements the outbox pattern.
•      0 dynamolock - DynamoDB-backed distributed locking implementation.
•      0 pglock - PostgreSQL-backed distributed locking implementation.

Email

Libraries and tools that implement email creation and sending.

•   4760 MailHog - Email and SMTP testing with web and API interface.
•   2215 Gomail - Gomail is a very simple and powerful package to send emails.
•   1526 hermes - Golang package that generates clean, responsive HTML e-mails.
•   1027 email - A robust and flexible email library for Go.
•    651 go-imap - IMAP library for clients and servers.
•    490 SendGrid - SendGrid's Go library for sending email.
•    225 chasquid - SMTP server written in Go.
•    164 Hectane - Lightweight SMTP client providing an HTTP API.
•    156 douceur - CSS inliner for your HTML emails.
•     82 go-message - Streaming library for the Internet Message Format and mail messages.
•     49 smtp - SMTP server protocol state machine.
•     46 go-dkim - DKIM library, to sign & verify email.

Embeddable Scripting Languages

Embedding other languages inside your go code.

•   4525 otto - JavaScript interpreter written in Go.
•   2767 gopher-lua - Lua 5.1 VM and compiler written in Go.
•   1593 go-lua - Port of the Lua 5.2 VM to pure Go.
•   1191 tengo - Bytecode compiled script language for Go.
•    863 anko - Scriptable interpreter written in Go.
•    849 go-python - naive go bindings to the CPython C-API.
•    643 go-duktape - Duktape JavaScript engine bindings for Go.
•    636 go-php - PHP bindings for Go.
•    431 golua - Go bindings for Lua C API.
•    418 gisp - Simple LISP in Go.
•    331 expr - an engine that can evaluate expressions.
•    317 agora - Dynamically typed, embeddable programming language in Go.
•    108 gval - A highly customizable expression language written in Go.
•     26 purl - Perl 5.18.2 embedded in Go.
•     25 binder - Go to Lua binding library, based on gopher-lua.
•     16 ngaro - Embeddable Ngaro VM implementation enabling scripting in Retro.
•     14 gentee - Embeddable scripting programming language.

Error Handling

Libraries for handling errors.

•   4430 errors - Package that provides simple error handling primitives.
•    673 go-multierror - Go (golang) package for representing a list of errors as a single error.
•    523 errorx - A feature rich error package with stack traces, composition of errors and more.
•    457 tracerr - Golang errors with stack trace and source fragments.
•    120 errlog - Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
•     10 werr - Error Wrapper creates an wrapper for the error type in Go which captures the File, Line and Stack of where it was called.

Files

Libraries for handling files and file systems.

•   2058 afero - FileSystem Abstraction System for Go.
•    856 pdfcpu - PDF processor.
•    471 notify - File system event notification library with simple API, similar to os/signal.
•     55 opc - Load Open Packaging Conventions (OPC) files for Go.
•     44 skywalker - Package to allow one to concurrently go through a filesystem with ease.
•     41 go-csv-tag - Load csv file using tag.
•     33 tarfs - Implementation of the FileSystem interface for tar files.
•     13 vfs - A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
•     13 go-gtfs - Load gtfs files in go.
•     11 go-decent-copy - Copy files for humans.
•      4 flop - File operations library which aims to mirror feature parity with GNU cp.
•      0 stl - Modules to read and write STL (stereolithography) files. Concurrent algorithm for reading.

Financial

Packages for accounting and finance.

•   1444 decimal - Arbitrary-precision fixed-point decimal numbers.
•    573 go-money - Implementation of Fowler's Money pattern.
•    538 go-finance - Comprehensive financial markets data in Go.
•    466 accounting - money and currency formatting for golang.
•    124 techan - Technical analysis library with advanced market analysis and trading strategies.
•     58 vat - VAT number validation & EU VAT rates.
•     54 ofxgo - Query OFX servers and/or parse the responses (with example command-line client).
•     49 transaction - Embedded transactional database of accounts, running in multithreaded mode.
•     36 orderbook - Matching Engine for Limit Order Book in Golang.
•     35 go-finance - Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.

Forms

Libraries for working with forms.

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

Functional

Packages to support functional programming in Go.

•   1038 go-underscore - Useful collection of helpfully functional Go collection utilities.
•     81 fpGo - Monad, Functional Programming features for Golang.
•     24 fuego - Functional Experiment in Go.

Game Development

Awesome game development libraries.

•   2850 Leaf - Lightweight game server framework.
•   2221 Pixel - Hand-crafted 2D game library in Go.
•   1629 Ebiten - dead simple 2D game library in Go.
•   1100 go-sdl2 - Go bindings for the Simple DirectMedia Layer.
•   1018 gonet - Game server skeleton implemented with golang.
•   1007 goworld - Scalable game server engine, featuring space-entity framework and hot-swapping.
•   1002 engo - Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
•    996 termloop - Terminal-based game engine for Go, built on top of Termbox.
•    890 nano - Lightweight, facility, high performance golang based game server framework.
•    662 g3n - Go 3D Game Engine.
•    603 Oak - Pure Go game engine.
•    413 Azul3D - 3D game engine written in Go.
•    362 raylib-go - Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
•    314 go-astar - Go implementation of the A* path finding algorithm.
•    307 GarageEngine - 2d game engine written in Go working on OpenGL.
•    245 Pitaya - Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
•    158 go3d - Performance oriented 2D/3D math package for Go.
•     77 glop - Glop (Game Library Of Power) is a fairly simple cross-platform game library.
•     12 go-collada - Go package for working with the Collada file format.

Generation and Generics

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

•   1706 go-linq - .NET LINQ-like query methods for Go.
•   1186 jennifer - Generate arbitrary Go code without templates.
•    996 gen - Code generation tool for ‘generics’-like functionality.
•    687 goderive - Derives functions from input types.
•    230 GoWrap - Generate decorators for Go interfaces using simple templates.
•    167 interfaces - Command line tool for generating interface definitions.
•     83 pkgreflect - Go preprocessor for package scoped reflection.
•     74 go-enum - Code generation for enums from code comments.
•     40 efaceconv - Code generation tool for high performance conversion from interface{} to immutable type without allocations.
•     19 gotype - Golang source code parsing, usage like reflect package.

Geographic

Geographic tools and servers

•   6119 Tile38 - Geolocation DB with spatial index and realtime geofencing.
•    834 S2 geometry - S2 geometry library in Go.
•    101 geocache - In-memory cache that is suitable for geolocation based applications.
•     48 osm - Library for reading, writing and working with OpenStreetMap data and APIs.
•     23 geoserver - geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
•     14 gismanager - Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
•     14 pbf - OpenStreetMap PBF golang encoder/decoder.

Go Compilers

Tools for compiling Go to other languages.

•   8206 gopherjs - Compiler from Go to JavaScript.
•    965 llgo - LLVM-based compiler for Go.
•    386 tardisgo - Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
•    129 c4go - Transpile C code to Go code.
•     10 f4go - Transpile FORTRAN 77 code to Go code.

Goroutines

Tools for managing and working with Goroutines.

•   2168 goworker - goworker is a Go-based background worker.
•   1525 ants - A high-performance goroutine pool for golang.
•   1199 tunny - Goroutine pool for golang.
•    477 grpool - Lightweight Goroutine pool.
•    460 pool - Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
•    165 go-floc - Orchestrate goroutines with ease.
•     96 go-flow - Control goroutines execution order.
•     90 workerpool - Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
•     70 semaphore - Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
•     66 semaphore - Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
•     62 GoSlaves - Simple and Asynchronous Goroutine pool library.
•     53 gpool - manages a resizeable pool of context-aware goroutines to bound concurrency.
•     37 worker-pool - goworker is a Go simple async worker pool.
•     24 parallel-fn - Run functions in parallel.
•     23 cyclicbarrier - CyclicBarrier for golang.
•     17 threadpool - Golang threadpool implementation.
•     16 breaker - 🚧 Flexible mechanism to make your code breakable.
•     16 async - A safe way to execute functions asynchronously, recovering them in case of panic.
•     10 artifex - Simple in-memory job queue for Golang using worker-based dispatching.
•      7 stl - Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
•      4 go-tools/multithreading - Manage a pool of goroutines using this lightweight library with a simple API.
•      4 go-trylock - TryLock support on read-write lock for Golang.
•      0 oversight - Oversight is a complete implementation of the Erlang supervision trees.

GUI

Libraries for building GUI Applications.

Toolkits

•   6660 ui - Platform-native GUI library for Go. Cross platform.
•   5525 qt - Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
•   5260 fyne - Cross platform native GUIs designed for Go, rendered using EFL. Supports: Linux, macOS, Windows.
•   4189 webview - Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
•   3416 walk - Windows application library kit for Go.
•   2847 app - Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
•   2478 go-astilectron - Build cross platform GUI apps with GO and HTML/JS/CSS (powered by Electron).
•   1364 go-sciter - Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
•    678 gotk3 - Go bindings for GTK3.
•    189 gowd - Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.
•      0 go-gtk - Go bindings for GTK.

Interaction

•   4197 robotgo - Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
•    690 systray - Cross platform Go library to place an icon and menu in the notification area.
•    486 gosx-notifier - OSX Desktop Notifications library for Go.
•    153 trayhost - Cross-platform Go library to place an icon in the host operating system's taskbar.

Hardware

Libraries, tools, and tutorials for interacting with hardware.

See go-hardware for a comprehensive list.

Images

Libraries for manipulating images.

•   2432 imaginary - Fast and simple HTTP microservice for image resizing.
•   2414 ln - 3D line art rendering in Go.
•   2324 imaging - Simple Go image processing package.
•   2170 gocv - Go package for computer vision using OpenCV 3.3+.
•   2067 resize - Image resizing for Go with common interpolation methods.
•   1968 bild - Collection of image processing algorithms in pure Go.
•   1779 gg - 2D rendering in pure Go.
•   1734 pt - Path tracing engine written in Go.
•   1264 svgo - Go Language Library for SVG generation.
•   1221 smartcrop - Finds good crops for arbitrary images and crop sizes.
•   1176 gift - Package of image processing filters.
•   1050 go-opencv - Go bindings for OpenCV.
•    998 geopattern - Create beautiful generative image patterns from a string.
•    997 picfit - An image resizing server written in Go.
•    924 imagick - Go binding to ImageMagick's MagickWand C API.
•    727 bimg - Small package for fast and efficient image processing using libvips.
•    417 stegify - Go tool for LSB steganography, capable of hiding any file within an image.
•    354 mort - Storage and image processing server written in Go.
•    294 govatar - Library and CMD tool for generating funny avatars.
•    276 go-nude - Nudity detection with Go.
•    255 image2ascii - Convert image to ASCII.
•    191 goimagehash - Go Perceptual image hashing package.
•    159 rez - Image resizing in pure Go and SIMD.
•    129 img - Selection of image manipulation tools.
•     85 go-cairo - Go binding for the cairo graphics library.
•     50 mergi - Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
•     48 go-gd - Go binding for GD library.
•     28 cameron - An avatar generator for Go.
•     24 go-webcolors - Port of webcolors library from Python to Go.
•     23 tga - Package tga is a TARGA image format decoder/encoder.
•     17 steganography - Pure Go Library for LSB steganography.
•      6 mpo - Decoder and conversion tool for MPO 3D Photos.

IoT (Internet of Things)

Libraries for programming devices of the IoT.

•   5399 gobot - Gobot is a framework for robotics, physical computing, and the Internet of Things.
•   1023 flogo - Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
•    782 gatt - Gatt is a Go package for building Bluetooth Low Energy peripherals.
•    485 mainflux - Industrial IoT Messaging and Device Management Server.
•    224 devices - Suite of libraries for IoT devices, experimental for x/exp/io.
•    168 sensorbee - Lightweight stream processing engine for IoT.
•    159 connectordb - Open-Source Platform for Quantified Self & IoT.
•     92 huego - An extensive Philips Hue client library for Go.
•     34 eywa - Project Eywa is essentially a connection manager that keeps track of connected devices.
•     32 iot - IoT is a simple framework for implementing a Google IoT Core device.
•      3 periph - Peripherals I/O to interface with low-level board facilities.

Job Scheduler

Libraries for scheduling jobs.

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

JSON

Libraries for working with JSON.

•   4362 GJSON - Get a JSON value with one line of code.
•   1961 gojson - Automatically generate Go (golang) struct definitions from example JSON.
•    134 gojq - JSON query in Golang.
•    118 kazaam - API for arbitrary transformation of JSON documents.
•     87 jsongo - Fluent API to make it easier to create Json objects.
•     56 gjo - Small utility to create JSON objects.
•     54 jsonf - Console tool for highlighted formatting and struct query fetching JSON.
•     35 JayDiff - JSON diff utility written in Go.
•     31 mp - Simple cli email parser. It currently takes stdin and outputs JSON.
•     18 go-respond - Go package for handling common HTTP JSON responses.
•      9 jsonhal - Simple Go package to make custom structs marshal into HAL compatible JSON responses.
•      5 jsonapi-errors - Go bindings based on the JSON API errors reference.
•      0 JSON-to-Go - Convert JSON to Go struct.

Logging

Libraries for generating and working with log files.

•  10708 logrus - Structured logger for Go.
•   6608 zap - Fast, structured, leveled logging in Go.
•   3102 spew - Implements a deep pretty printer for Go data structures to aid in debugging.
•   2198 glog - Leveled execution logs for Go.
•   1915 zerolog - Zero-allocation JSON logger.
•   1422 tail - Go package striving to emulate the features of the BSD tail program.
•   1302 seelog - Logging functionality with flexible dispatching, filtering, and formatting.
•   1262 lumberjack - Simple rolling logger, implements io.WriteCloser.
•    863 log15 - Simple, powerful logging for Go.
•    698 log - Structured logging package for Go.
•    330 logxi - 12-factor app logger that is fast and makes you happy.
•    319 onelog - Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenario. Also, it is one of the logger with the lowest allocation.
•    261 log - Simple, configurable and scalable Structured Logging for Go.
•    242 logutils - Utilities for slightly better logging in Go (Golang) extending the standard logger.
•    226 go-logger - Simple logger of Go Programs, with level handlers.
•    132 logger - Minimalistic logging library for Go.
•    126 xlog - Structured logger for net/context aware HTTP handlers with flexible dispatching.
•    105 ozzo-log - High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
•     82 log-voyage - Full-featured logging saas written in golang.
•     60 rollingwriter - RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
•     43 stdlog - Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
•     43 glg - glg is simple and fast leveled logging library for Go.
•     38 gologger - Simple easy to use log lib for go, logs in Colored Console, Simple Console, File or Elasticsearch.
•     34 go-log - Log4j implementation in Go.
•     32 logex - Golang log lib, supports tracking and level, wrap by standard log lib.
•     27 gone/log - Fast, extendable, full-featured, std-lib source compatible log library.
•     25 logrusly - logrus plug-in to send errors to a Loggly.
•     21 go-log - Log lib supports level and multi handlers.
•     21 log - Structured log interface for Go cleanly separates logging facade from its implementation.
•     18 distillog - distilled levelled logging (think of it as stdlib + log levels).
•     17 journald - Go implementation of systemd Journal's native API for logging.
•     17 go-cronowriter - Simple writer that rotate log files automatically based on current date and time, like cronolog.
•     16 mlog - Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
•     15 gomol - Multiple-output, structured logging for Go with extensible logging outputs.
•      8 logdump - Package for multi-level logging.
•      8 go-log - Simple and configurable Logging in Go, with level, formatters and writers.
•      7 xlog - Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
•      6 logmatic - Colorized logger for Golang with dynamic log level configuration.
•      6 glo - PHP Monolog inspired logging facility with identical severity levels.
•      4 logo - Golang logger to different configurable writers.

Machine Learning

Libraries for Machine Learning.

•   6470 GoLearn - General Machine Learning library for Go.
•   2546 gorgonia - graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
•   1120 tfgo - Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.
•    981 goml - On-line Machine Learning in Go.
•    799 gosseract - Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
•    630 CloudForest - Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
•    616 bayesian - Naive Bayesian Classification for Golang.
•    594 eaopt - An evolutionary optimization library.
•    384 gorse - A High Performance Recommender System Package based on Collaborative Filtering for Go.
•    348 gobrain - Neural Networks written in go.
•    241 regommend - Recommendation & collaborative filtering engine.
•    205 go-deep - A feature-rich neural network library in Go.
•    202 ocrserver - A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
•    166 go-galib - Genetic Algorithms library written in Go / golang.
•    139 goRecommend - Recommendation Algorithms library written in Go.
•    121 shield - Bayesian text classifier with flexible tokenizers and storage backends for Go.
•     98 go-fann - Go bindings for Fast Artificial Neural Networks(FANN) library.
•     75 goga - Genetic algorithm library for Go.
•     60 libsvm - libsvm golang version derived work based on LIBSVM 3.14.
•     60 neural-go - Multilayer perceptron network implemented in Go, with training via backpropagation.
•     56 go-pr - Pattern recognition package in Go lang.
•     55 neat - Plug-and-play, parallel Go framework for NeuroEvolution of Augmenting Topologies (NEAT).
•     38 golinear - liblinear bindings for Go.
•     28 goscore - Go Scoring API for PMML.
•     27 fonet - A Deep Neural Network library written in Go.
•     23 Varis - Golang Neural Network.
•     22 godist - Various probability distributions, and associated methods.
•     18 go-cluster - Go implementation of the k-modes and k-prototypes clustering algorithms.
•      9 probab - Probability distribution functions. Bayesian inference. Written in pure Go.
•      6 evoli - Genetic Algorithm and Particle Swarm Optimization library.
•      5 GoMind - A simplistic Neural Network Library in Go.
•      4 mlgo - This project aims to provide minimalistic machine learning algorithms in Go.

Messaging

Libraries that implement messaging systems.

•   4171 sarama - Go library for Apache Kafka.
•   3483 Centrifugo - Real-time messaging (Websockets or SockJS) server in Go.
•   3467 gorush - Push notification server using APNs2 and google GCM.
•   3113 machinery - Asynchronous task queue/job queue based on distributed message passing.
•   2740 go-socket.io - socket.io library for golang, a realtime application framework.
•   2231 NATS Go Client - Lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
•   1980 APNs2 - HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
•   1800 gopush-cluster - gopush-cluster is a go push server cluster.
•   1791 Benthos - A message streaming bridge between a range of protocols.
•   1530 mangos - Pure go implementation of the Nanomsg ("Scalable Protocols") with transport interoperability.
•   1410 melody - Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
•   1384 go-nsq - the official Go package for NSQ.
•   1279 Mercure - Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
•   1073 Uniqush-Push - Redis backed unified push service for server-side notifications to mobile devices.
•    751 zmq4 - Go interface to ZeroMQ version 4. Also available for version 3 and version 2.
•    746 Gollum - A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
•    677 Beaver - A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
•    504 EventBus - The lightweight event bus with async compatibility.
•    409 golongpoll - HTTP longpoll server library that makes web pub-sub simple.
•    340 dbus - Native Go bindings for D-Bus.
•    303 Glue - Robust Go and Javascript Socket Library (Alternative to Socket.io).
•    294 emitter - Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
•    260 pubsub - Simple pubsub package for go.
•    135 guble - Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
•     94 oplog - Generic oplog/replication system for REST APIs.
•     60 rabtap - RabbitMQ swiss army knife cli app.
•     59 rabbus - A tiny wrapper over amqp exchanges and queues.
•     56 drone-line - Sending Line notifications using a binary, docker or Drone CI.
•     54 RapidMQ - RapidMQ is a lightweight and reliable library for managing of the local messages queue.
•     53 messagebus - messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
•     48 nsq-event-bus - A tiny wrapper around NSQ topic and channel.
•     45 go-notify - Native implementation of the freedesktop notification spec.
•     36 goose - Server Sent Events in Go.
•     24 hub - A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
•     22 event - Implementation of the pattern observer.
•     11 go-vitotrol - Client library to Viessmann Vitotrol web service.
•      7 gaurun-client - Gaurun Client written in Go.
•      6 jazz - A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
•      0 rmqconn - RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.

Microsoft Office

Microsoft Excel

Libraries for working with Microsoft Excel.

•   3804 excelize - Golang library for reading and writing Microsoft Excel™ (XLSX) files.
•   3152 xlsx - Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
•     50 xlsx - Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
•     42 go-excel - A simple and light reader to read a relate-db-like excel as a table.
•     11 goxlsxwriter - Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

•    753 dig - A reflection based dependency injection toolkit for Go.
•    574 fx - A dependency injection based application framework for Go (built on top of dig).
•     32 alice - Additive dependency injection container for Golang.
•     17 wire - Strict Runtime Dependency Injection for Golang.

Project Layout

Unofficial set of patterns for structuring projects.

•   7023 golang-standards/project-layout - Set of common historical and emerging project layout patterns in the Go ecosystem.
•      9 scaffold - Scaffold generates starter Go project layout. Lets you focus on business logic implemeted.
•      4 go-sample - A sample layout for Go application projects with the real code.

Strings

Libraries for working with strings.

•    575 xstrings - Collection of useful string functions ported from other languages.
•     55 strutil - String utilities.

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

•   3608 gopsutil - Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
•   2195 archiver - Library and command for making and extracting .zip and .tar.gz archives.
•   1215 gosms - Your own local SMS gateway in Go that can be used to send SMS.
•    786 go-resiliency - Resiliency patterns for golang.
•    619 go-commons-pool - Generic object pool for Golang.
•    539 base64Captcha - Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
•    419 shortid - Distributed generation of super short, unique, non-sequential, URL friendly IDs.
•    379 llvm - Library for interacting with LLVM IR in pure Go.
•    354 gofakeit - Random data generator written in go.
•    353 health - Easy to use, extensible health check library.
•    339 conv - Package conv provides fast and intuitive conversions across Go types.
•    213 banner - Add beautiful banners into your Go applications.
•    198 gountries - Package that exposes country and subdivision data.
•    130 antch - A fast, powerful and extensible web crawling & scraping framework.
•    126 battery - Cross-platform, normalized battery information library.
•    120 ffmt - Beautify data display for Humans.
•    119 stats - Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
•    102 lk - A simple licensing library for golang.
•     86 bitio - Highly optimized bit-level Reader and Writer for Go.
•     73 turtle - Emojis for Go.
•     68 healthcheck - An opinionated and concurrent health-check HTTP handler for RESTful services.
•     62 gommit - Analyze git commit messages to ensure they follow defined patterns.
•     61 go-unarr - Decompression library for RAR, TAR, ZIP and 7z archives.
•     51 indigo - Distributed unique ID generator of using Sonyflake and encoded by Base58.
•     48 morse - Library to convert to and from morse code.
•     38 xkg - X Keyboard Grabber.
•     38 captcha - Package captcha provides an easy to use, unopinionated API for captcha generation.
•     32 persian - Some utilities for Persian language in go.
•     27 browscap_go - GoLang Library for Browser Capabilities Project.
•     27 datacounter - Go counters for readers/writer/http.ResponseWriter.
•     25 pdfgen - HTTP service to generate PDF from Json requests.
•     23 autoflags - Go package to automatically define command line flags from struct fields.
•     20 ghorg - Clone all repos from a GitHub org into a single directory.
•     18 xdg - FreeDesktop.org (xdg) Specs implemented in Go.
•     14 gosh - Provide Go Statistics Handler, Struct, Measure Method.
•     14 url-shortener - A modern, powerful, and robust URL shortener microservice with mysql support.
•      9 sandid - Every grain of sand on earth has its own ID.
•      9 avgRating - Calculate average score and rating based on Wilson Score Equation.
•      9 anagent - Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
•      7 hostutils - A golang library for packing and unpacking FQDNs list.
•      6 shellwords - A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
•      4 metrics - Library for metrics instrumentation and Prometheus exposition.
•      3 VarHandler - Generate boilerplate http input and output handling.
•      0 go-openapi - Collection of packages to parse and utilize open-api schemas.

Natural Language Processing

Libraries for working with human languages.

•   1973 prose - Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more.
•    998 gse - Go efficient text segmentation; support english, chinese, japanese and other.
•    915 when - Natural EN and RU language date/time parser with pluggable rules.
•    908 go-i18n - Package and an accompanying tool to work with localized text.
•    756 gojieba - This is a Go implementation of jieba which a Chinese word splitting algorithm.
•    484 go-pinyin - CN Hanzi to Hanyu Pinyin converter.
•    364 kagome - JP morphological analyzer written in pure Go.
•    350 nlp - Extract values from strings and fill your structs with nlp.
•    333 whatlanggo - Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
•    254 sentences - Sentence tokenizer: converts text into a list of sentences.
•    196 nlp - Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
•     78 go-nlp - Utilities for working with discrete probability distributions and other tools useful for doing NLP work.
•     64 gounidecode - Unicode transliterator (also known as unidecode) for Go.
•     62 getlang - Fast natural language detection package.
•     60 textcat - Go package for n-gram based text categorization, with support for utf-8 and raw text.
•     58 MMSEGO - This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
•     51 go-stem - Implementation of the porter stemming algorithm.
•     47 stemmer - Stemmer packages for Go programming language. Includes English and German stemmers.
•     47 go-unidecode - ASCII transliterations of Unicode text.
•     46 segment - Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
•     39 RAKE.go - Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
•     33 porter2 - Really fast Porter 2 stemmer.
•     30 go2vec - Reader and utility functions for word2vec embeddings.
•     24 snowball - Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
•     24 paicehusk - Golang implementation of the Paice/Husk Stemming Algorithm.
•     22 go-mystem - CGo bindings to Yandex.Mystem - russian morphology analyzer.
•     20 petrovich - Petrovich is the library which inflects Russian names to given grammatical case.
•     19 icu - Cgo binding for icu4c C library detection and conversion functions. Guaranteed compatibility with version 50.1.
•     15 golibstemmer - Go bindings for the snowball libstemmer library including porter 2.
•     10 libtextcat - Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
•     10 shamoji - The shamoji is word filtering package written in Go.
•      8 porter - This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
•      6 gotokenizer - A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
•      4 go-eco - Similarity, dissimilarity and distance matrices; diversity, equitability and inequality measures; species richness estimators; coenocline models.

Networking

Libraries for working with various layers of the network.

•  10155 kcptun - Extremely simple & fast udp tunnel based on KCP protocol.
•   8580 fasthttp - Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
•   3579 dns - Go library for working with DNS.
•   3330 HTTPLab - HTTPLabs let you inspect HTTP requests and forge responses.
•   2647 gopacket - Go library for packet processing with libpcap bindings.
•   2632 quic-go - An implementation of the QUIC protocol in pure Go.
•   2040 kcp-go - KCP - Fast and Reliable ARQ Protocol.
•   1604 gobgp - BGP implemented in the Go Programming Language.
•   1537 webrtc - A pure Go implementation of the WebRTC API.
•   1026 ssh - Higher-level API for building SSH servers (wraps crypto/ssh).
•    792 water - Simple TUN/TAP library.
•    724 fortio - Load testing library and command line tool, advanced echo server and web UI. Allows to specify a set query-per-second load and record latency histograms and other useful stats and graph them. Tcp, Http, gRPC.
•    674 sftp - Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
•    656 go-getter - Go library for downloading files or directories from various sources using a URL.
•    605 NFF-Go - Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
•    519 mdns - Simple mDNS (Multicast DNS) client/server library in Golang.
•    504 grab - Go package for managing file downloads.
•    485 lhttp - Powerful websocket framework, build your IM server more easily.
•    460 ftp - Package ftp implements a FTP client as described in RFC 959.
•    410 gosnmp - Native Go library for performing SNMP actions.
•    396 gotcp - Go package for quickly writing tcp applications.
•    381 mqttPaho - The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.
•    357 cidranger - Fast IP to CIDR lookup for Go.
•    345 peerdiscovery - Pure Go library for cross-platform local peer discovery using UDP multicast.
•    344 gopcap - Go wrapper for libpcap.
•    308 go-stun - Go implementation of the STUN client (RFC 3489 and RFC 5389).
•    273 raw - Package raw enables reading and writing data at the device driver level for a network interface.
•    262 tcp_server - Go library for building tcp servers faster.
•    223 buffstreams - Streaming protocolbuffer data over TCP made easy.
•    216 stun - Go implementation of RFC 5389 STUN protocol.
•    199 winrm - Go WinRM client to remotely execute commands on Windows machines.
•    178 arp - Package arp implements the ARP protocol, as described in RFC 826.
•    178 ethernet - Package ethernet implements marshaling and unmarshaling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
•    148 utp - Go uTP micro transport protocol implementation.
•    133 canopus - CoAP Client/Server implementation (RFC 7252).
•    111 jazigo - Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
•    110 sslb - It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
•     92 gNxI - A collection of tools for Network Management that use the gNMI and gNOI protocols.
•     76 xtcp - TCP Server Framework with simultaneous full duplex communication,graceful shutdown,custom protocol.
•     60 ether - Cross-platform Go package for sending and receiving ethernet frames.
•     56 dhcp6 - Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
•     51 gmqtt - Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
•     43 linkio - Network link speed simulation for Reader/Writer interfaces.
•     42 portproxy - Simple TCP proxy which adds CORS support to API's which don't support it.
•     24 graval - Experimental FTP server framework.
•     17 packet - Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
•     17 publicip - Package publicip returns your public facing IPv4 address (internet egress).
•     14 golibwireshark - Package golibwireshark use libwireshark library to decode pcap file and analyse dissection data.
•      8 llb - It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
•      8 goshark - Package goshark use tshark to decode IP packet and create data struct to analyse packet.
•      5 tspool - A TCP Library use worker pool to improve performance and protect your server.

HTTP Clients

Libraries for making HTTP requests.

•   1347 grequests - A Go "clone" of the great and famous Requests library.
•    949 heimdall - An enchanced http client with retry and hystrix capabilities.
•    821 sling - Sling is a Go HTTP client library for creating and sending API requests.
•    647 gentleman - Full-featured plugin-driven HTTP client library.
•    310 pester - Go HTTP client calls with retries, backoff, and concurrency.
•     94 goreq - Enhanced simplified HTTP client based on gorequest.
•     25 rq - A nicer interface for golang stdlib HTTP client.

OpenGL

Libraries for using OpenGL in Go.

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

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

•  20129 beego orm - Powerful orm framework for go. Support: pq/mysql/sqlite3.
•  13247 GORM - The fantastic ORM library for Golang, aims to be developer friendly.
•   4730 Xorm - Simple and powerful ORM for Go.
•   3026 gorp - Go Relational Persistence, ORM-ish library for Go.
•   2620 go-pg - PostgreSQL ORM with focus on PostgreSQL specific features and performance.
•   2063 SQLBoiler - ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
•   1762 upper.io/db - Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
•    769 reform - Better ORM for Go, based on non-empty interfaces and code generation.
•    617 pop/soda - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
•    531 QBS - Stands for Query By Struct. A Go ORM.
•    425 go-queryset - 100% type-safe ORM with code generation and MySQL, PostgreSQL, Sqlite3, SQL Server support based on GORM.
•    233 Zoom - Blazing-fast datastore and querying engine built on Redis.
•    127 go-sqlbuilder - A flexible and powerful SQL string builder library plus a zero-config ORM.
•    108 grimoire - Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
•     92 go-store - Simple and fast Redis backed key-value store library for Go.
•     62 gomodel - Lightweight, fast, orm-like library helps interactive with database.
•     54 Marlow - Generated ORM from project structs for compile time safety assurances.
•      4 lore - Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.

Package Management

Official tooling for dependency and package management

•      0 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

•  12069 dep - Go dependency tool.
•      0 vgo - Versioned Go.

Unofficial libraries for package and dependency management.

•   7618 glide - Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
•   5630 godep - dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
•   4510 govendor - Go Package Manager. Go vendor tool that works with the standard vendor file.
•   2247 gopm - Go Package Manager.
•   1348 gom - Go Manager - bundle for go.
•   1202 gpm - Barebones dependency manager for Go.
•    777 goop - Simple dependency manager for Go (golang), inspired by Bundler.
•    247 nut - Vendor Go dependencies.
•    213 johnny-deps - Minimal dependency version using Git.
•    196 gigo - PIP-like dependency tool for golang, with support for private repositories and hashes.
•    115 VenGO - create and manage exportable isolated go virtual environments.
•     82 mvn-golang - plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
•     51 gop - Build and manage your Go applications out of GOPATH.

Query Language

•   4737 graphql-go - Implementation of GraphQL for Go.
•   2551 graphql - GraphQL server with a focus on ease of use.
•    783 gojsonq - A simple Go package to Query over JSON Data.
•    197 jsonql - JSON query expression library in Golang.
•     97 rql - Resource Query Language for REST API.
•     50 graphql - graphql parser + utilities.
•     16 jsonslice - Jsonpath queries with advanced filters.

Resource Embedding

•   1918 statik - Embeds static files into a Go executable.
•   1823 packr - The simple and easy way to embed static files into Go binaries.
•   1558 go.rice - go.rice is a Go package that makes working with resources such as html,js,css,images and templates very easy.
•    534 vfsgen - Generates a vfsdata.go file that statically implements the given virtual filesystem.
•    428 esc - Embeds files into Go programs and provides http.FileSystem interfaces to them.
•    402 fileb0x - Simple tool to embed files in go with focus on "customization" and ease to use.
•    154 go-resources - Unfancy resources embedding with Go.
•     52 statics - Embeds static resources into go files for single binary compilation + works with http.FileSystem + symlinks.
•     16 templify - Embed external template files into Go code to create single file binaries.
•     13 go-embed - Generates go code to embed resource files into your library or executable.

Science and Data Analysis

Libraries for scientific computing and data analyzing.

•   2659 gonum - Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
•   1314 streamtools - general purpose, graphical tool for dealing with streams of data.
•   1282 stats - Statistics package with common functions missing from the Golang standard library.
•   1261 gosl - Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
•   1130 gonum/plot - gonum/plot provides an API for building and drawing plots in Go.
•    617 go-dsp - Digital Signal Processing for Go.
•    585 goraph - Pure Go graph theory library(data structure, algorith visualization).
•    557 chart - Simple Chart Plotting library for Go. Supports many graphs types.
•    260 ewma - Exponentially-weighted moving averages.
•    208 graph - Library of basic graph algorithms.
•    146 orb - 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
•    124 gohistogram - Approximate histograms for data streams.
•     62 TextRank - TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
•     56 sparse - Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
•     45 pagerank - Weighted PageRank algorithm implemented in Go.
•     43 dataframe-go - Dataframes for Go for machine-learning and statistics (similar to pandas).
•     40 geom - 2D geometry for golang.
•     38 evaler - Simple floating point arithmetic expression evaluator.
•     12 goent - GO Implementation of Entropy Measures.
•     11 go-fn - Mathematical functions written in Go language, that are not covered by math pkg.
•     10 ode - Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
•      9 GoStats - GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
•      8 PiHex - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
•      8 triangolatte - 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
•      5 go-gt - Graph theory algorithms written in "Go" language.
•      5 piecewiselinear - Tiny linear interpolation library.
•      5 gocomplex - Complex number library for the Go programming language.
•      4 rootfinding - root-finding algorithms library for finding roots of quadratic functions.
•      3 assocentity - Package assocentity returns the average distance from words to a given entity.

Security

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

•   3299 lego - Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
•   1681 acmetool - ACME (Let's Encrypt) client tool with automatic renewal.
•   1676 Cameradar - Tool and library to remotely hack RTSP streams from surveillance cameras.
•   1406 autocert - Auto provision Let's Encrypt certificates and start a TLS server.
•   1143 secure - HTTP middleware for Go that facilitates some quick security wins.
•    936 memguard - A pure Go library for handling sensitive values in memory.
•    445 nacl - Go implementation of the NaCL set of API's.
•    408 acra - Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
•    239 BadActor - In-memory, application-driven jailer built in the spirit of fail2ban.
•    221 passlib - Futureproof password hashing library.
•    193 ssh-vault - encrypt/decrypt using ssh keys.
•    149 simple-scrypt - Scrypt package with a simple, obvious API and automatic cost calibration built-in.
•    130 go-yara - Go Bindings for YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
•     71 argon2pw - Argon2 password hash generation with constant-time password comparison.
•     28 goSecretBoxPassword - A probably paranoid package for securely hashing and encrypting passwords.
•      9 goArgonPass - Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
•      6 sslmgr - SSL certificates made easy with a high level wrapper around acme/autocert.
•      4 jwc - JSON Web Cryptography library.
•      0 Interpol - Rule-based data generator for fuzzing and penetration testing.

Serialization

Libraries and tools for binary serialization.

•   4850 jsoniter - High-performance 100% compatible drop-in replacement of "encoding/json".
•   4535 goprotobuf - Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
•   2621 gogoprotobuf - Protocol Buffers for Go with Gadgets.
•   2168 mapstructure - Go library for decoding generic map values into native Go structures.
•   1159 go-codec - High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
•    450 colfer - Code generation for the Colfer binary format.
•    283 csvutil - High Performance, idiomatic CSV record encoding and decoding to native Go structures.
•    273 go-capnproto - Cap'n Proto library and parser for go.
•    115 php_session_decoder - GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
•     86 structomap - Library to easily and dynamically generate maps from static structures.
•     61 bambam - generator for Cap'n Proto schemas from go.
•     39 asn1 - Asn.1 BER and DER encoding library for golang.
•      6 fwencoder - Fixed width file parser (encoding and decoding library) for Go.
•      5 binstruct - Golang binary decoder for mapping data into the structure.
•      3 bel - Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.

Server Applications

•  24476 etcd - Highly-available key value store for shared configuration and service discovery.
•  21656 Caddy - Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
•  15854 minio - Minio is a distributed object storage server.
•  15699 consul - Consul is a tool for service discovery, monitoring and configuration.
•  15071 nsq - A realtime distributed messaging platform.
•   2860 RoadRunner - High-performance PHP application server, load-balancer and process manager.
•   2762 devd - Local webserver for developers.
•   1537 algernon - HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
•    714 Fider - Fider is an open platform to collect and organize customer feedback.
•    691 jackal - An XMPP server written in Go.
•    669 Flagr - Flagr is an open-source feature flagging and A/B testing service.
•    520 discovery - A registry for resilient mid-tier load balancing and failover.
•    355 flipt - A self contained feature flag solution written in Go and Vue.js
•      4 nginx-prometheus - Nginx log parser and exporter to Prometheus.
•      0 yakvs - Small, networked, in-memory key-value store.
•      0 riemann-relay - Relay to load-balance Riemann events and/or convert them to Carbon.

Template Engines

Libraries and tools for templating and lexing.

•   2853 gofpdf - PDF document generator with high level support for text, drawing and images.
•   1440 pongo2 - Django-like template-engine for Go.
•   1306 quicktemplate - Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
•   1162 hero - Hero is a handy, fast and powerful go template engine.
•    961 mustache - Go implementation of the Mustache template language.
•    818 amber - Amber is an elegant templating engine for Go Programming Language It is inspired from HAML and Jade.
•    755 ace - Ace is an HTML template engine for Go, inspired by Slim and Jade. Ace is a refinement of Gold.
•    662 Razor - Razor view engine for Golang.
•    563 jet - Jet template engine.
•    403 ego - Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
•    323 raymond - Complete handlebars implementation in Go.
•    266 fasttemplate - Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
•    140 Soy - Closure templates (aka Soy templates) for Go, following the official spec.
•     79 liquid - Go implementation of Shopify Liquid templates.
•     70 kasia.go - Templating system for HTML and other text documents - go implementation.
•     66 velvet - Complete handlebars implementation in Go.
•     20 damsel - Markup language featuring html outlining via css-selectors, extensible via pkg html/template and others.
•     10 extemplate - Tiny wrapper around html/template to allow for easy file-based template inheritance.

Testing

Libraries for testing codebases and generating test data.

• Testing Frameworks

  •   7320 Testify - Sacred extension to the standard go testing package.
  •   4472 GoConvey - BDD-style framework with web UI and live reload.
  •   1070 httpexpect - Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
  •    892 go-cmp - Package for comparing Go values in tests.
  •    654 godog - Cucumber or Behat like BDD framework for Go.
  •    623 baloo - Expressive and versatile end-to-end HTTP API testing made easy.
  •    600 goblin - Mocha like testing framework fo Go.
  •    286 go-vcr - Record and replay your HTTP interactions for fast, deterministic and accurate tests.
  •    284 testfixtures - A helper for Rails' like test fixtures to test database applications.
  •    242 frisby - REST API testing framework.
  •    241 gofight - API Handler Testing for Golang Router framework.
  •    234 go-mutesting - Mutation testing for Go source code.
  •    193 go-carpet - Tool for viewing test coverage in terminal.
  •    186 charlatan - Tool to generate fake interface implementations for tests.
  •    111 GoSpec - BDD-style testing framework for the Go programming language.
  •     94 gotest.tools - A collection of packages to augment the go testing package and support common patterns.
  •     78 endly - Declarative end to end functional testing.
  •     70 cupaloy - Simple snapshot testing addon for your test framework.
  •     64 dbcleaner - Clean database for testing purpose, inspired by database_cleaner in Ruby.
  •     58 wstest - Websocket client for unit-testing a websocket http.Handler.
  •     50 gospecify - This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
  •     49 restit - Go micro framework to help writing RESTful API integration test.
  •     45 go-testdeep - Extremely flexible golang deep comparison, extends the go testing package.
  •     30 commander - Tool for testing cli applications on windows, linux and osx.
  •     27 gomatch - library created for testing JSON against patterns.
  •     26 Hamcrest - fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
  •     24 bro - Watch files in directory and run tests for them.
  •     22 dsunit - Datastore testing for SQL, NoSQL, structured files.
  •     20 jsonassert - Package for verifying that your JSON payloads are serialized correctly.
  •     12 assert - Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
  •      9 testmd - Convert markdown snippets into testable go code.
  •      8 badio - Extensions to Go's testing/iotest package.
  •      8 gocrest - Composable hamcrest-like matchers for Go assertions.
  •      8 gosuite - Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
  •      7 gogiven - YATSPEC-like BDD testing framework for Go.
  •      7 testsql - Generate test data from SQL files before testing and clear it after finished.
  •      5 biff - Bifurcation testing framework, BDD compatible.
  •      5 Tt - Simple and colorful test tools.
  •      0 gocheck - More advanced testing framework alternative to gotest.
  •      0 ginkgo - BDD Testing Framework for Go.
  •      0 gomega - Rspec like matcher/assertion library.

• Mock

  •   2386 gomock - Mocking framework for the Go programming language.
  •   1459 go-sqlmock - Mock SQL driver for testing database interactions.
  •   1356 hoverfly - HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
  •    709 gock - Versatile HTTP mocking made easy.
  •    464 httpmock - Easy mocking of HTTP responses from external resources.
  •    333 counterfeiter - Tool for generating self-contained mock objects.
  •    179 minimock - Mock generator for Go interfaces.
  •    134 go-txdb - Single transaction based database driver mainly for testing purposes.
  •     70 govcr - HTTP mock for Golang: record and replay HTTP interactions for offline testing.
  •     22 mockhttp - Mock object for Go http.ResponseWriter.

• Fuzzing and delta-debugging/reducing/shrinking.

  •   2665 go-fuzz - Randomized testing system.
  •    491 gofuzz - Library for populating go objects with random values.
  •    204 Tavor - Generic fuzzing and delta-debugging framework.

• Selenium and browser control tools.

  •   3138 chromedp - a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
  •   1064 selenoid - alternative Selenium hub server that launches browsers within containers.
  •    300 cdp - Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
  •    196 ggr - a lightweight server that routes and proxies Selenium Wedriver requests to multiple Selenium hubs.

• Fail injection

  •    101 failpoint - An implementation of failpoints for Golang.

Text Processing

Libraries for parsing and manipulating texts.

• Specific Formats
  •   7509 colly - Fast and Elegant Scraping Framework for Gophers.
  •   7132 GoQuery - GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
  •   3699 blackfriday - Markdown processor in Go.
  •   2587 toml - TOML configuration format (encoder/decoder with reflection).
  •   1813 sh - Shell parser and formatter.
  •   1788 go-humanize - Formatters for time, numbers, and memory size to human readable format.
  •   1173 bluemonday - HTML Sanitizer.
  •   1114 inject - Package inject provides a reflect based injector.
  •   1046 gofeed - Parse RSS and Atom feeds in Go.
  •    559 go-toml - Go library for the TOML format with query support and handy cli tools.
  •    536 commonregex - A collection of common regular expressions for Go.
  •    344 slug - URL-friendly slugify with multiple languages support.
  •    319 mxj - Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
  •    288 gommon/bytes - Format bytes to string.
  •    264 gographviz - Parses the Graphviz DOT language.
  •    252 dataflowkit - Web scraping Framework to turn websites into structured data.
  •    224 gotext - GNU gettext utilities for Go.
  •    196 go-runewidth - Functions to get fixed width of the character or string.
  •    135 goq - Declarative unmarshaling of HTML using struct tags with jQuery syntax (uses GoQuery).
  •    107 github_flavored_markdown - GitHub Flavored Markdown renderer (using blackfriday) with fenced code block highlighting, clickable header anchor links.
  •     99 htmlquery - An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
  •     83 go-nmea - NMEA parser library for the Go language.
  •     62 sdp - SDP: Session Description Protocol [RFC 4566].
  •     48 genex - Count and expand Regular Expressions into all matching Strings.
  •     47 align - A general purpose application that aligns text.
  •     42 guesslanguage - Functions to determine the natural language of a unicode text.
  •     41 go-zero-width - Zero-width character detection and removal for Go.
  •     35 goregen - Library for generating random strings from regular expressions.
  •     33 editorconfig-core-go - Editorconfig file parser and manipulator for Go.
  •     33 allot - Placeholder and wildcard text parsing for CLI tools and bots.
  •     28 gonameparts - Parses human names into individual name parts.
  •     26 go-slugify - Make pretty slug with multiple languages support.
  •     24 Slugify - Go slugify application that handles string.
  •     21 go-vcard - Parse and format vCard.
  •     18 did - DID (Decentralized Identifiers) Parser and Stringer in Go.
  •     16 go-fixedwidth - Fixed-width text formatting (encoder/decoder with reflection).
  •      6 enca - Minimal cgo bindings for libenca.
  •      5 bbConvert - Converts bbCode to HTML that allows you to add support for custom bbCode tags.
  •      4 doi - Document object identifier (doi) parser in Go.
  •      4 syndfeed - A syndication feed for Atom 1.0 and RSS 2.0.
  •      3 encdec - Package provides a generic interface to encoders and decodersa.
• Utility
  •    432 xurls - Extract urls from text.
  •    194 gotabulate - Easily pretty-print your tabular data with Go.
  •     61 radix - fast string sorting algorithm.
  •     30 parth - URL path segmentation parsing.
  •     16 xj2go - Convert xml or json to go struct.
  •     14 gofuckyourself - A sanitization-based swear filter for Go.
  •     10 kace - Common case conversions covering common initialisms.
  •      4 parseargs-go - string argument parser that understands quotes and backslashes.
  •      3 TySug - Alternative suggestions with respect to keyboard layouts.

Third-party APIs

Libraries for accessing third party APIs.

•   4718 aws-sdk-go - The official AWS SDK for the Go programming language.
•   4524 github - Go library for accessing the GitHub REST API v3.
•   2212 slack - Slack API in Go.
•   1825 google - Auto-generated Google APIs for Go.
•   1642 google-cloud - Google Cloud APIs Go Client Library.
•    967 anaconda - Go client library for the Twitter 1.1 API.
•    878 stripe - Go client for the Stripe API.
•    853 discordgo - Go bindings for the Discord Chat API.
•    745 facebook - Go Library that supports the Facebook Graph API.
•    663 minio-go - Minio Go Library for Amazon S3 compatible cloud storage.
•    653 go-twitter - Go client library for the Twitter v1.1 APIs.
•    448 go-jira - Go client library for Atlassian JIRA
•    423 githubql - Go library for accessing the GitHub GraphQL API v4.
•    306 webhooks - Webhook receiver for GitHub and Bitbucket.
•    289 geo-golang - Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
•    283 paypal - Wrapper for PayPal payment API.
•    185 go-marathon - Go library for interacting with Mesosphere's Marathon PAAS.
•    159 ethrpc - Go bindings for Ethereum JSON RPC API.
•    118 gostorm - GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells.
•    114 hipchat (xmpp) - A golang package to communicate with HipChat over XMPP.
•    112 Medium - Golang SDK for Medium's OAuth2 API.
•    109 hipchat - This project implements a golang client library for the Hipchat API.
•     97 go-trending - Go library for accessing trending repositories and developers at Github.
•     92 Trello - Go wrapper for the Trello API.
•     65 cachet - Go client library for Cachet (open source status page system).
•     57 megos - Client library for accessing an Apache Mesos cluster.
•     57 clarifai - Go client library for interfacing with the Clarifai API.
•     56 pushover - Go wrapper for the Pushover API.
•     50 igdb - Go client for the Internet Game Database API.
•     44 gads - Google Adwords Unofficial API.
•     38 circleci - Go client library for interacting with CircleCI's API.
•     38 amazon-product-advertising-api - Go Client Library for Amazon Product Advertising API.
•     37 go-xkcd - Go client for the xkcd API.
•     37 wit-go - Go client for wit.ai HTTP API.
•     34 GoMusicBrainz - Go MusicBrainz WS2 client library.
•     33 fcm - Go library for Firebase Cloud Messaging.
•     30 gcm - Go library for Google Cloud Messaging.
•     30 uptimerobot - Go wrapper and command-line client for the Uptime Robot v2 API.
•     29 golyrics - Golyrics is a Go library to fetch music lyrics data from the Wikia website.
•     28 mixpanel - Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
•     27 translate - Go online translation package.
•     26 gami - Go library for Asterisk Manager Interface.
•     20 shopify - Go Library to make CRUD request to the Shopify API.
•     19 go-unsplash - Go client library for the Unsplash.com API.
•     16 go-twitch - Go client for interacting with the Twitch v3 API.
•     16 brewerydb - Go library for accessing the BreweryDB API.
•     16 go-myanimelist - Go client library for accessing the MyAnimeList API.
•     16 spotify - Go Library to access Spotify WEB API.
•     15 patreon-go - Go library for Patreon API.
•     14 codeship-go - Go client library for interacting with Codeship's API v2.
•     14 steam - Go Library to interact with Steam game servers.
•     13 TheMovieDb - Simple golang package to communicate with themoviedb.org.
•     12 google-analytics - Simple wrapper for easy google analytics reporting.
•     12 textbelt - Go client for the textbelt.com txt messaging API.
•     12 go-imgur - Go client library for imgur
•     10 smite - Go package to wraps access to the Smite game API.
•      9 go-hacknews - Tiny Go client for HackerNews API.
•      9 ynab - Go wrapper for the YNAB API.
•      9 coinpaprika-go - Go client library for interacting with Coinpaprika's API.
•      9 simples3 - Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
•      8 rrdaclient - Go Library to access statdns.com API, which is in turn RRDA API. DNS Queries over HTTP.
•      8 go-sptrans - Go client library for the SPTrans Olho Vivo API.
•      6 tumblr - Go wrapper for the Tumblr v2 API.
•      6 google-email-audit-api - Go client library for Google G Suite Email Audit API.
•      5 zooz - Go client for the Zooz API.
•      4 go-sophos - Go client library for the Sophos UTM REST API with zero dependencies.
•      3 go-chronos - Go library for interacting with the Chronos Job Scheduler
•      1 playlyfe - The Playlyfe Rest API Go SDK.
•      0 go-telegraph - Telegraph publishing platform API client.
•      0 gomalshare - Go library MalShare API malshare.com
•      0 TripAdvisor - Go wrapper for the TripAdvisor API.

Utilities

General utilities and tools to make your life easier.

•  21159 fzf - Command-line fuzzy finder written in Go.
•  15936 hub - wrap git commands with additional functionality to interact with github from the terminal.
•  11248 delve - Go debugger.
•   8366 ctop - Top-like interface (e.g. htop) for container metrics.
•   8078 wuzz - Interactive cli tool for HTTP inspection.
•   6176 sqlx - provides a set of extensions on top of the excellent built-in database/sql package.
•   5297 peco - Simplistic interactive filtering tool.
•   4599 usql - usql is a universal command-line interface for SQL databases.
•   4023 goreleaser - Deliver Go binaries as fast and easily as possible.
•   3704 godropbox - Common libraries for writing Go services/applications from Dropbox.
•   3581 go-torch - Stochastic flame graph profiler for Go programs.
•   2962 realize - Go build system with file watchers and live reload. Run, build and watch file changes with custom paths.
•   2396 goreporter - Golang tool that does static analysis, unit testing, code review and generate code quality report.
•   1849 panicparse - Groups similar goroutines and colorizes stack dump.
•   1787 Task - simple "Make" alternative.
•   1764 hystrix-go - Implements Hystrix patterns of programmer-defined fallbacks aka circuit breaker.
•   1733 minify - Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
•   1667 resty - Simple HTTP and REST client for Go inspired by Ruby rest-client.
•   1441 mmake - Modern Make.
•   1296 Storm - Simple and powerful toolkit for BoltDB.
•   1249 mole - cli app to easily create ssh tunnels.
•    997 mc - Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
•    929 profile - Simple profiling support package for Go.
•    882 filetype - Small package to infer the file type checking the magic numbers signature.
•    881 boilr - Blazingly fast CLI tool for creating projects from boilerplate templates.
•    836 go-funk - Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
•    756 mergo - Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
•    752 circuitbreaker - Circuit Breakers in Go.
•    709 spinner - Go package to easily provide a terminal spinner with options.
•    695 git-time-metric - Simple, seamless, lightweight time tracking for Git.
•    617 jump - Jump helps you navigate faster by learning your habits.
•    593 immortal - *nix cross-platform (OS agnostic) supervisor.
•    476 htcat - Parallel and Pipelined HTTP GET Utility.
•    424 go-dry - DRY (don't repeat yourself) package for Go.
•    419 gopencils - Small and simple package to easily consume REST APIs.
•    392 godaemon - Utility to write daemons.
•    342 request - Go HTTP Requests for Humans™.
•    288 ergo - The management of multiple local services running over different ports made easy.
•    283 go-rate - Timed rate limiter for Go.
•    279 circuit - An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
•    251 koazee - Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
•    247 gohper - Various tools/modules help for development.
•    205 clockwork - A simple fake clock for golang.
•    190 Deepcopier - Simple struct copying for Go.
•    187 serve - A static http server anywhere you need.
•    170 go-trigger - Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
•    156 go-bind-plugin - go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
•    150 rerun - Recompiling and rerunning go apps when source changes.
•    149 moldova - Utility for generating random data based on an input template.
•    131 robustly - Runs functions resiliently, catching and restarting panics.
•    131 gotenv - Load environment variables from .env or any io.Reader in Go.
•    126 retry - The most advanced functional mechanism to perform actions repetitively until successful.
•    125 Death - Managing go application shutdown with signals.
•    123 apm - Process manager for Golang applications with an HTTP API.
•    121 util - Collection of useful utility functions. (strings, concurrency, manipulations, ...).
•    112 gubrak - Golang utility library with syntactic sugar. It's like lodash, but for golang.
•    105 chyle - Changelog generator using a git repository with multiple configuration possibilities.
•    103 go-sitemap-generator - XML Sitemap generator written in Go.
•     98 lrserver - LiveReload server for Go.
•     91 onecache - Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
•     80 mimetype - Package for MIME type detection based on magic numbers.
•     76 go-bsdiff - Pure Go bsdiff and bspatch libraries and CLI tools.
•     75 toolbox - Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
•     68 UNIS - Common Architecture™ for String Utilities in Go.
•     67 pm - Process (i.e. goroutine) manager with an HTTP API.
•     66 xferspdy - Xferspdy provides binary diff and patch library in golang.
•     64 netbug - Easy remote profiling of your services.
•     62 go-health - Health package simplifies the way you add health check to your services.
•     58 multitick - Multiplexor for aligned tickers.
•     56 mssqlx - Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
•     53 repeat - Go implementation of different backoff strategies useful for retrying operations and heartbeating.
•     50 abutil - Collection of often-used Golang helpers.
•     49 minquery - MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
•     44 go-astitodo - Parse TODOs in your GO code.
•     43 golog - Easy and lightweight CLI tool to time track your tasks.
•     42 mimemagic - Pure Go ultra performant MIME sniffing library/utility.
•     40 handy - Many utilities and helpers like string handlers/formatters and validators.
•     39 goback - Go simple exponential backoff package.
•     37 copy-pasta - Universal multi-workstation clipboard that uses S3 like backend for the storage.
•     37 intrinsic - Use x86 SIMD without writing any assembly code.
•     35 gaper - Builds and restarts a Go project when it crashes or some watched file changes.
•     34 retry - Simple and easy retry mechanism package for Go.
•     33 myhttp - Simple API to make HTTP GET requests with timeout support.
•     33 golarm - Fire alarms with system events.
•     27 goreadability - Webpage summary extractor using Facebook Open Graph and arc90's readability.
•     26 rclient - Readable, flexible, simple-to-use client for REST APIs.
•     25 retry-go - Retrying made simple and easy for golang.
•     25 gpath - Library to simplify access struct fields with Go's expression in reflection.
•     22 pgo - Convenient functions for PHP community.
•     21 goplaceholder - a small golang lib to generate placeholder images.
•     20 ugo - ugo is slice toolbox with concise syntax for Go.
•     20 goseaweedfs - SeaweedFS client library with almost full features.
•     18 generate - runs go generate recursively on a specified path or environment variable and can filter by regex.
•     15 dlog - Compile-time controlled logger to make your release smaller without removing debug calls.
•     14 gostrutils - Collections of string manipulation and conversion functions.
•     14 go-httpheader - Go library for encoding structs into Header fields.
•     14 evaluator - Evaluate an expression dynamicly based on s-expression. It's simple and easy to extend.
•     14 filler - small utility to fill structs using "fill" tag.
•     13 okrun - go run error steamroller.
•     12 structs - Implement simple functions to manipulate structs.
•     12 rerate - Redis-based rate counter and rate limiter for Go.
•     11 fastlz - Wrap over FastLz (free, open-source, portable real-time compression library) for GoLang.
•     10 filter - provide filtering, sanitizing, and conversion of Go data.
•      9 ghokin - Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
•      9 command - Command pattern for Go with thread safe serial and parallel dispatcher.
•      8 retry - A pretty simple library to ensure your work to be done.
•      7 backscanner - A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
•      6 scan - Scan golang sql.Rows directly to structs, slices, or primitive types.
•      5 mimesniffer - A MIME type sniffer for Go.
•      4 silk - Read silk netflow files.
•      2 sliceconv - Slice conversion between primitive types.
•      2 slicer - Makes working with slices easier.
•      2 retry - A simple but highly configurable retry package for Go.
•      2 ctxutil - A collection of utility functions for contexts.
•      2 sslice - Create a slice which is always sorted.
•      1 blank - Verify or remove blanks and whitespace from strings.
•      1 olaf - Twitter Snowflake implemented in Go.

UUID

Libraries for working with UUIDs.

•   1594 ulid - Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
•    492 uuid - Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
•    250 wuid - An extremely fast unique number generator, 10-135 times faster than UUID.
•     19 goid - Generate and Parse RFC4122 compliant V4 UUIDs.
•     10 uuid - Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.

Validation

Libraries for validation.

•   3322 govalidator - Validators and sanitizers for strings, numerics, slices and structs.
•   3005 validator - Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
•    953 ozzo-validation - Supports validation of various data types (structs, strings, maps, slices, etc.) with configurable and extensible validation rules specified in usual code constructs instead of struct tags.
•    599 govalidator - Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
•     56 validate - Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
•     40 checkdigit - Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
•     17 jio - jio is a json schema validator similar to joi.
•     16 validate - This package provides a framework for writing validations for Go applications.

Version Control

Libraries for version control.

•   3816 go-git - highly extensible Git implementation in pure Go.
•   1307 git2go - Go bindings for libgit2.
•    418 hercules - gaining advanced insights from Git repository history.
•     68 gh - Scriptable server and net/http middleware for GitHub Webhooks.
•     66 go-vcs - manipulate and inspect VCS repositories in Go.
•     12 hgo - Hgo is a collection of Go packages providing read-access to local Mercurial repositories.

Video

Libraries for manipulating video.

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

Web Frameworks

Full stack web frameworks.

•  26660 Gin - Gin is a web framework written in Go! It features a martini-like API with much better performance, up to 40 times faster. If you need performance and good productivity.
•  20129 Beego - beego is an open-source, high-performance web framework for the Go programming language.
•  13698 Echo - High performance, minimalist Go web framework.
•  11001 Revel - High-productivity web framework for the Go language.
•   3359 goa - Framework for developing microservices based on the design of Ruby's Praxis.
•   3294 go-json-rest - Quick and easy way to setup a RESTful JSON API.
•   2739 Macaron - Macaron is a high productive and modular design web framework in Go.
•   2738 Gizmo - Microservice toolkit used by the New York Times.
•   2127 utron - Lightweight MVC framework for Go(Golang).
•    994 tigertonic - Go framework for building JSON web services inspired by Dropwizard.
•    809 REST Layer - Framework to build REST/GraphQL API on top of databases with mostly configuration over code.
•    804 tango - Micro & pluggable web framework for Go.
•    516 traffic - Sinatra inspired regexp/pattern mux and web framework for Go.
•    497 aah - Scalable, performant, rapid development Web framework for Go.
•    411 gongular - Fast Go web framework with input mapping/validation and (DI) Dependency Injection.
•    389 neo - Neo is minimal and fast Go Web Framework with extremely simple API.
•    339 mango - Mango is a modular web-application framework for Go, inspired by Rack, and PEP333.
•    318 Air - An ideally refined web framework for Go.
•    313 Gondola - The web framework for writing faster sites, faster.
•    232 Golf - Golf is a fast, simple and lightweight micro-web framework for Go. It comes with powerful features and has no dependencies other than the Go Standard Library.
•    152 Gem - Simple and fast web framework, friendly to REST API.
•    114 go-rest - Small and evil REST framework for Go.
•    105 Aero - High-performance web framework for Go, reaches top scores in Lighthouse.
•     73 hiboot - hiboot is a high performance web application framework with auto configuration and dependency injection support.
•     70 WebGo - A micro-framework to build web apps; with handler chaining, middleware and context injection. With standard library compliant HTTP handlers(i.e. http.HandlerFunc).
•     67 Golax - A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
•     54 Microservice - The framework for the creation of microservices, written in Golang.
•     49 Fireball - More "natural" feeling web framework.
•     47 YARF - Fast micro-framework designed to build REST APIs and web services in a fast and simple way.
•     39 uAdmin - Fully featured web framework for Golang, inspired by Django.
•     29 Resoursea - REST framework for quickly writing resource based services.
•     25 rex - Rex is a library for modular development built upon gorilla/mux, fully compatible with net/http.
•     24 vox - A golang web framework for humans, inspired by Koa heavily.
•     20 nio - Modern, minimal and productive Go HTTP framework.
•      5 Banjo - Very simple and fast web framework for Go.
•      2 sawsij - lightweight, open-source web framework for building high-performance, data-driven web applications.
•      0 Buffalo - Bringing the productivity of Rails to Go!
•      0 Zerver - Zerver is an expressive, modular, feature completed RESTful framework.

Middlewares

Actual middlewares

•   1144 Tollbooth - Rate limit HTTP request handler.
•   1111 CORS - Easily add CORS capabilities to your API.
•    738 go-server-timing - Add/parse Server-Timing header.
•    517 Limiter - Dead simple rate limit middleware for Go.
•     82 ln-paywall - Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
•     71 XFF - Handle X-Forwarded-For header and friends.
•     30 formjson - Transparently handle JSON input as a standard form POST.
•     10 client-timing - An HTTP client for Server-Timing header.

Libraries for creating HTTP middlewares

•   6179 negroni - Idiomatic HTTP middleware for Golang.
•   1768 alice - Painless middleware chaining for Go.
•   1229 render - Go package for easily rendering JSON, XML, and HTML template responses.
•    530 stats - Go middleware that stores various information about your web application.
•    289 interpose - Minimalist net/http middleware for golang.
•    206 muxchain - Lightweight middleware for net/http.
•    156 renderer - Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
•     92 rye - Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
•     81 gores - Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
•     63 chain - Handler wrapper chaining with scoped data (net/context-based "middleware").
•     56 go-wrap - Small middlewares package for net/http.
•      7 catena - http.Handler wrapper catenation (same API as "chain").

Routers

•   9097 httprouter - High performance router. Use this and the standard http handlers to form a very high performance web framework.
•   8714 mux - Powerful URL router and dispatcher for golang.
•   5514 chi - Small, fast and expressive HTTP router built on net/context.
•   1377 gocraft/web - Mux and middleware package in Go.
•   1208 Bone - Lightning Fast HTTP Multiplexer.
•    741 Goji - Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
•    694 fasthttprouter - High performance router forked from httprouter. The first router fit for fasthttp.
•    429 xujiajun/gorouter - A simple and fast HTTP router for Go.
•    377 httptreemux - High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
•    374 lars - Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
•    351 ozzo-routing - An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
•    348 Siesta - Composable framework to write middleware and handlers.
•    249 vestigo - Performant, stand-alone, HTTP compliant URL Router for go web applications.
•    156 gowww/router - Lightning fast HTTP router fully compatible with the net/http.Handler interface.
•    103 alien - Lightweight and fast http router from outer space.
•     94 violetear - Go HTTP router.
•     91 Bxog - Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters.
•     87 xmux - High performance muxer based on httprouter with net/context support.
•     76 pure - Is a lightweight HTTP router that sticks to the std "net/http" implementation.
•     39 GoRouter - GoRouter is a Server/API micro framwework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
•     30 bellt - A simple Go HTTP router.
•     18 FastRouter - a fast, flexible HTTP router written in Go.

Windows

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

XML

Libraries and tools for manipulating XML.

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

Tools

Go software and plugins.

Code Analysis

•   3560 Go Metalinter - Metalinter is a tool to automatically apply all static analysis tool and report their output in normalized form.
•   2993 Golint online - Lints online Go source files on GitHub, Bitbucket and Google Project Hosting using the golint package.
•   2993 GoLint - Golint is a linter for Go source code.
•   2540 goimports - Tool to fix (add, remove) your Go imports automatically.
•   2351 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#.
•   2351 unused - unused checks Go code for unused constants, variables, functions and types.
•   2351 gosimple - gosimple is a linter for Go source code that specialises on simplifying code.
•   1274 errcheck - Errcheck is a program for checking for unchecked errors in Go programs.
•    890 gcvis - Visualise Go program GC trace data in real time.
•    597 php-parser - A Parser for PHP written in Go.
•    521 go-critic - source code linter that brings checks that are currently not implemented in other linters.
•    348 goast-viewer - Web based Golang AST visualizer.
•    253 unconvert - Remove unnecessary type conversions from Go source.
•    251 go-cleanarch - go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
•    236 gostatus - Command line tool, shows the status of repositories that contain Go packages.
•    161 apicompat - Checks recent changes to a Go project for backwards incompatible changes.
•    151 dupl - Tool for code clone detection.
•    146 go-mod-outdated - An easy way to find outdated dependencies of your Go projects.
•     94 go-checkstyle - checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style refered to some points in Go Code Review Comments.
•     62 validate - Automatically validates struct fields with tags.
•     61 lint - Run linters as part of go test.
•     45 go-outdated - Console application that displays outdated packages.
•     30 GolangCI - GolangCI is an automated Golang code review service for GitHub pull requests. Service is open source and it's free for open source projects.
•     14 tarp - tarp finds functions and methods without direct unit tests in Go source code.
•      0 goreturns - Adds zero-value return statements to match the func return types.
•      0 GoCover.io - GoCover.io offers the code coverage of any golang package as a service.

Editor Plugins

•  10321 vim-go - Go development plugin for Vim.
•   4768 vscode-go - Extension for Visual Studio Code (VS Code) which provides support for the Go language.
•   4670 gocode - Autocompletion daemon for the Go programming language.
•   3191 GoSublime - Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
•   1468 go-plus - Go (Golang) Package For Atom That Adds Autocomplete, Formatting, Syntax Checking, Linting and Vetting.
•    909 go-mode - Go mode for GNU/Emacs.
•    158 Watch - Runs a command in an acme win on file changes.
•     80 vim-compiler-go - Vim plugin to highlight syntax errors on save.
•     28 go-language-server - A wrapper to turn the VSCode go extension into a language server supporting the language-server-protocol.
•     16 gounit-vim - Vim plugin for generating Go tests based on the function's or method's signature.
•     16 velour - IRC client for the acme editor.
•     11 theia-go-extension - Go language support for the Theia IDE.
•      0 goprofiling - This extension adds benchmark profiling support for the Go language to VS Code.
•      0 Go plugin for JetBrains IDEs - Go plugin for JetBrains IDEs.

Go Generate Tools

•   1977 gotests - Generate Go tests from your source code.
•    875 genny - Elegant generics for Go.
•    166 re2dfa - Transform regular expressions into finite state machines and output Go source code.
•    109 gonerics - Idiomatic Generics in Go.
•     96 TOML-to-Go - Translates TOML into a Go type in the browser instantly.
•     48 gocontracts - brings design-by-contract to Go by synchronizing the code with the documentation.
•     26 generic - flexible data type for Go.
•     25 gounit - Generate Go tests using your own templates.

Go Tools

•   3558 go-swagger - Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
•   3450 OctoLinker - Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
•   2179 gb - An easy to use project based build tool for the Go programming language.
•   1810 go-callvis - Visualize call graph of your Go program using dot format.
•    354 richgo - Enrich go test outputs with text decorations.
•    334 depth - Visualize dependency trees of any package by analyzing imports.
•    183 rts - RTS: response to struct. Generates Go structs from server responses.
•    154 godbg - Implementation of Rusts dbg! macro for quick and easy debugging during development.
•     95 colorgo - Wrapper around go command for colorized go build output.
•     37 go-pkg-complete - Bash completion for go and wgo.
•     12 generator-go-lang - A Yeoman generator to get new Go projects started.

Software Packages

Software written in Go.

DevOps Tools

•  53103 Moby - Collaborative project for the container ecosystem to assemble container-based systems.
•  51926 kubernetes - Container Cluster Manager from Google.
•  30104 Gogs - A Self Hosted Git Service in the Go Programming Language.
•  22076 traefik - Reverse proxy and load balancer with support for multiple backends.
•  13703 gitea-github-migrator - Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
•  13703 Gitea - Fork of Gogs, entirely community driven.
•  11339 Vegeta - HTTP load testing tool and library. It's over 9000!
•   8831 Packer - Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
•   5608 Hey - Hey is a tiny program that sends some load to a web application.
•   4275 GVM - GVM provides an interface to manage Go versions.
•   3775 webhook - Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
•   3623 gaia - Build powerful pipelines in any programming language.
•   3213 gox - Dead simple, no frills Go cross compile tool.
•   2818 bosun - Time Series Alerting Framework.
•   2750 Wide - Web-based IDE for Teams using Golang.
•   1702 aptly - aptly is a Debian repository management tool.
•   1612 goxc - build tool for Go, with a focus on cross-compiling and packaging.
•   1562 bombardier - Fast cross-platform HTTP benchmarking tool.
•   1560 fac - Command-line user interface to fix git merge conflicts.
•   1317 kala - Simplistic, modern, and performant job scheduler.
•   1097 StatusOK - Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
•    976 s3gof3r - Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
•    640 go-selfupdate - Enable your Go applications to self update.
•    528 skm - SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
•    509 Scaleway-cli - Manage BareMetal Servers from Command Line (as easily as with Docker).
•    370 aurora - Cross-platform web-based Beanstalkd queue server console.
•    361 Pomerium - Pomerium is an identity-aware access proxy.
•    358 govvv - “go build” wrapper to easily add version information into Go binaries.
•    308 gonative - Tool which creates a build of Go that can cross compile to all platforms while still using the Cgo-enabled versions of the stdlib packages.
•    263 Mora - REST server for accessing MongoDB documents and meta data.
•    219 godbg - Web-based gdb front-end application.
•    215 lstags - Tool and API to sync Docker images across different registries.
•    210 dogo - Monitoring changes in the source file and automatically compile and run (restart).
•    195 Pewpew - Flexible HTTP command line stress tester.
•    195 manssh - manssh is a command line tool for managing your ssh alias config easily.
•    173 gobrew - gobrew lets you easily switch between multiple versions of go.
•    167 Blast - A simple tool for API load testing and batch jobs.
•    163 ostent - collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
•    122 grapes - Lightweight tool designed to distribute commands over ssh with ease.
•     87 easyssh-proxy - Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
•     62 kcli - Command line tool for inspecting kafka topics/partitions/messages.
•     60 go-furnace - Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
•     59 winrm-cli - Cli tool to remotely execute commands on Windows machines.
•     53 drone-scp - Copy files and artifacts via SSH using a binary, docker or Drone CI.
•     44 Dropship - Tool for deploying code via cdn.
•     30 Rodent - Rodent helps you manage Go versions, projects and track dependencies.
•     22 drone-jenkins - Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
•     19 awsenv - Small binary that loads Amazon (AWS) environment variables for a profile.
•      8 DepCharge - Helps orchestrating the execution of commands across the many dependencies in larger projects.
•      8 lwc - A live-updating version of the UNIX wc command.
•      5 sg - Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
•      0 Banshee - Anomalies detection system for periodic metrics.

Other Software

•  34686 hugo - Fast and Modern Static Website Engine.
•  25672 syncthing - Open, decentralized file synchronization tool and protocol.
•  10804 Gor - Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
•   8595 rkt - App Container runtime that integrates with init systems, is compatible with other container formats like Docker, and supports alternative execution engines like KVM.
•   7708 Seaweed File System - Fast, Simple and Scalable Distributed File System with O(1) disk seek.
•   6610 restic - De-duplicating backup program.
•   6102 confd - Manage local application configuration files using templates and data from etcd or consul.
•   6041 Comcast - Simulate bad network connections.
•   5294 LiteIDE - LiteIDE is a simple, open source, cross-platform Go IDE.
•   4834 drive - Google Drive client for the commandline.
•   4015 nes - Nintendo Entertainment System (NES) emulator written in Go.
•   3647 toxiproxy - Proxy to simulate network and system conditions for automated tests.
•   2600 Duplicacy - A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
•   2350 Pipe - A small and beautiful blogging platform.
•   2153 myLG - Command Line Network Diagnostic tool written in Go.
•   2029 GoBoy - Nintendo Game Boy Color emulator written in Go.
•   1928 Stack Up - Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
•   1791 snap - Powerful telemetry framework.
•   1765 Circuit - Circuit is a programmable platform-as-a-service (PaaS) and/or Infrastructure-as-a-Service (IaaS), for management, discovery, synchronization and orchestration of services and hosts comprising cloud applications.
•   1706 lgo - Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
•   1408 borg - Terminal based search engine for bash snippets.
•    879 Go Package Store - App that displays updates for the Go packages in your GOPATH.
•    727 scc - Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
•    704 Documize - Modern wiki software that integrates data from SaaS tools.
•    638 Leaps - Pair programming service using Operational Transforms.
•    571 peg - Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
•    558 vFlow - High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
•    465 gfile - Securely transfer files between two computers, without any third party, over WebRTC.
•    398 mockingjay - Fake HTTP servers and consumer driven contracts from one configuration file. You can also make the server randomly misbehave to help do more realistic performance tests.
•    380 GoDNS - A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
•    371 shell2http - Executing shell commands via http server (for prototyping or remote control).
•    364 go-peerflix - Video streaming torrent client.
•    326 gocc - Gocc is a compiler kit for Go written in Go.
•    287 wellington - Sass project management tool, extends the language with sprite functions (like Compass).
•    264 ipe - Open source Pusher server implementation compatible with Pusher client libraries written in GO.
•    246 ide - Browser accessible IDE. Designed for Go with Go.
•    187 Cherry - Tiny webchat server in Go.
•    175 orange-cat - Markdown previewer written in Go.
•    127 Orbit - A simple tool for running commands and generating files from templates.
•    119 joincap - Command-line utility for merging multiple pcap files together.
•     87 DDNS - Personal DDNS client with Digital Ocean Networking DNS as backend.
•     72 boxed - Dropbox based blog engine.
•     20 naclpipe - Simple NaCL EC25519 based crypto pipe tool written in Go.
•     17 term-quiz - Quizzes for your terminal.
•     15 Snitch - Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
•     12 GoDocTooltip - Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
•      0 GoLand - Full featured cross-platform Go IDE.
•      0 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.
•      0 tsuru - Extensible and open source Platform as a Service software.
•      0 Juju - Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
•      0 Docker - Open platform for distributed applications for developers and sysadmins.

Resources

Where to discover new Go libraries.

Benchmarks

•   1231 go-http-routing-benchmark - Go HTTP request router benchmark and comparison.
•    942 go-web-framework-benchmark - Go web framework benchmark.
•    896 skynet - Skynet 1M threads microbenchmark.
•    806 go_serialization_benchmarks - Benchmarks of Go serialization methods.
•    167 speedtest-resize - Compare various Image resize algorithms for the Go language.
•    114 go-benchmarks - Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
•     91 gospeed - Go micro-benchmarks for calculating the speed of language constructs.
•     89 autobench - Framework to compare the performance between different Go versions.
•     51 gocostmodel - Benchmarks of common basic operations for the Go language.
•     49 golang-sql-benchmark - Collection of benchmarks for popular Go database/SQL utilities.
•     19 go-benchmark-app - Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
•     17 golang-micro-benchmarks - Tiny collection of Go micro benchmarks. The intent is to compare some language features to others.
•     14 kvbench - Key/Value database benchmark.

Conferences

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

E-Books

•   6379 GoBooks - A curated list of Go books.
•   5294 A Go Developer's Notebook
•   2265 Web Application with Go the Anti-Textbook
•   1109 Go 101 - A book focusing on Go syntax/semantics and all kinds of details.
•    383 Writing A Compiler In Go
•    337 Learning Go
•    230 Go Bootcamp
•      7 Go Succinctly - in Persian.
•      0 Building Web Apps With Go
•      0 An Introduction to Programming in Go
•      0 Build Web Application with Golang
•      0 Network Programming With Go
•      0 The Go Programming Language
•      0 Writing An Interpreter In Go

Gophers

•   1744 gophers - Gopher artworks by Ashley McNamara.
•   1493 gophers - Free gophers.
•   1356 Free Gophers Pack - Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
•    556 gophericons
•    420 gopher-stickers
•    332 gopher-vector
•    299 gopherize.me - Gopherize yourself.
•     62 gopher-logos - adorable gopher logos.
•     49 gophers - random gopher graphics.
•     38 gophers - Gopher amigurumi toy pattern.
•     32 Go-gopher-Vector - Go gopher Vector Data [.ai, .svg].

Meetups

•      0 Brisbane Gophers
•      0 Go Language NYC
•      0 Go London User Group
•      0 Go Toronto
•      0 Go User Group Atlanta
•      0 GoBridge, San Francisco, CA
•      0 GoJakarta
•      0 Golang Amsterdam
•      0 Golang Argentina
•      0 Golang Baltimore, MD
•      0 Golang Bangalore
•      0 Golang Belo Horizonte - Brazil
•      0 Golang Boston
•      0 Golang Bulgaria
•      0 Golang Cardiff, UK
•      0 Golang Copenhagen
•      0 Golang DC, Arlington, VA
•      0 Golang Dorset, UK
•      0 Golang Hamburg - Germany
•      0 Golang Israel
•      0 Golang Joinville - Brazil
•      0 Golang Lima - Peru
•      0 Golang Lyon
•      0 Golang Marseille
•      0 Golang Melbourne
•      0 Golang Mountain View
•      0 Golang New York
•      0 Golang Paris
•      0 Golang Pune
•      0 Golang Singapore
•      0 Golang Stockholm
•      0 Golang Sydney, AU
•      0 Golang São Paulo - Brazil
•      0 Golang Taipei
•      0 Golang Vancouver, BC
•      0 Golang Казань
•      0 Golang Москва
•      0 Golang Питер
•      0 Istanbul Golang
•      0 Seattle Go Programmers
•      0 Ukrainian Golang User Groups
•      0 Utah Go User Group
•      0 Women Who Go - San Francisco, CA

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

Twitter

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

Websites

•  57316 Go Projects - List of projects on the Go community wiki.
•  24105 awesome-awesomeness - List of other amazingly awesome lists.
•  13979 Awesome Remote Job - Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
•  11248 Go Blog - The official Go blog.
•    973 Go Report Card - A report card for your Go package.
•    824 Golang News - Links and news about Go programming.
•    458 gowalker.org - Go Project API documentation.
•    141 golang-graphics - Collection of Go images, graphics, and art.
•    101 Gopher Community Chat - Join Our New Slack Community For Gophers (Understand how it came).
•     66 Go Challenge - Learn Go by solving problems and getting feedback from Go experts.
•     35 gocryforhelp - Collection of Go projects that needs help. Good place to start your open-source way in Go.
•     27 Golang Flow - Post Updates, News, Packages and more.
•     10 Go Community on Hashnode - Community of Gophers on Hashnode.
•      0 Awesome Go @LibHunt - Your go-to Go Toolbox.
•      0 godoc.org - Documentation for open source Go packages.
•      0 Go In 5 Minutes - 5 minute screencasts focused on getting one thing done.
•      0 golang-nuts - Go mailing list.
•      0 Google Plus Community - The Google+ community for #golang enthusiasts.
•      0 Go Forum - Forum to discuss Go.
•      0 Gophercises - Free coding exercises for budding gophers.
•      0 CodinGame - Learn Go by solving interactive tasks using small games as practical examples.
•      0 justforfunc - Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
•      0 r/Golang - News about Go.
•      0 Trending Go repositories on GitHub today - Good place to find new Go libraries.
•      0 TutorialEdge - Golang

Tutorials

•  57316 Go WebAssembly Tutorial - Building a Simple Calculator
•  57316 Games With Go - A video series teaching programming and game development.
•  29613 Build web application with Golang - Golang ebook intro how to build a web app with golang.
•  26660 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.
•   3886 Go Cheat Sheet - Go's reference card.
•   3503 Learn Go with TDD - Learn Go with test-driven development.
•   3280 Go By Example - Hands-on introduction to Go using annotated example programs.
•   1118 Working with Go - Intro to go for experienced programmers.
•    602 Go database/sql tutorial - Introduction to database/sql.
•    600 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.
•    550 Golang for Node.js Developers - Examples of Golang compared to Node.js for learning.
•    395 Ethereum Development with Go - A little e-book on Ethereum Development with Go.
•     72 50 Shades of Go - Traps, Gotchas, and Common Mistakes for New Golang Devs.
•      1 Go Playground for iOS - Interactively edit & play Go snippets on your mobile device.
•      0 Canceling MySQL - How to cancel MySQL queries.
•      0 Golangbot - Tutorials to get started with programming in Go.
•      0 Hackr.io - Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
•      0 Caching Slow Database Queries - How to cache slow database queries.
•      0 A Tour of Go - Interactive tour of Go.
•      0 package main - YouTube channel about Programming in Go.
•      0 The world’s easiest introduction to WebAssembly with Golang
•      0 A Guide to Golang E-Commerce - Building a Golang site for e-commerce (demo included).
•      0 Your basic Go - Huge collection of tutorials and how to's.