* [Martini](http://martini.codegangsta.io/) - Martini is a powerful package for quickly writing modular web applications/services in Golang.
* [Gorilla](http://www.gorillatoolkit.org/) - Gorilla is a web toolkit for the Go programming language.
* [Gin](http://gin-gonic.github.io/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.
* [Goji](https://goji.io) - Goji is a minimalistic web framework for Golang that's high in antioxidants.
* [web.go](http://webgo.io/) - A simple framework to write webapps in Go.
* [pat](https://github.com/bmizerany/pat) - Sinatra style pattern muxer for Go’s net/http library, by the author of Sinatra.
* [Revel](http://revel.github.io/) - A high-productivity web framework for the Go language.
* [httprouter](https://github.com/julienschmidt/httprouter) - A high performance router. Use this and the standard http handlers to form a very high performance web framework.
* [mustache](https://github.com/hoisie/mustache) - A Go implementation of the Mustache template language.
* [kasia.go](https://github.com/ziutek/kasia.go) - Templating system for HTML and other text documents - go implementation.
* [gold](https://github.com/yosssi/gold) - Gold is a template engine for Go. This simplifies HTML coding in Go web application development. This is influenced by Slim and Jade.
* [bolt](https://github.com/boltdb/bolt) - A low-level key/value database for Go.
* [go-cache](https://github.com/pmylund/go-cache) - An in-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.
* [mgo](http://labix.org/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.
* [redis](https://github.com/hoisie/redis) - A simple, powerful Redis client for Go.
*Libraries that implement Object-Relational Mapping or datamapping techniques.*
* [BeeDB](https://github.com/astaxie/beedb) - go ORM,support database/sql interface，pq/mysql/sqlite.
* [GORM](https://github.com/jinzhu/gorm) - The fantastic ORM library for Golang, aims to be developer friendly.
* [gorp](https://github.com/coopernurse/gorp) - Go Relational Persistence, ORM-ish library for Go.
* [hood](https://github.com/eaigner/hood) - Database agnostic ORM for Go.
* [QBS](https://github.com/coocood/qbs) - Stands for Query By Struct. A Go ORM.
* [Xorm](https://github.com/go-xorm/xorm) - Simple and powerful ORM for Go.
* [upper.io/db](https://upper.io/db) - Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
* [yaml](https://bitbucket.org/zombiezen/yaml) - Implements a YAML 1.2 parser in Go.
* [go-pkg-xmlx](https://github.com/jteeuwen/go-pkg-xmlx) - Extension to the standard Go XML package. Maintains a node tree that allows forward/backwards browsing and exposes some simple single/multi-node search functions.
* [go-pkg-rss](https://github.com/jteeuwen/go-pkg-rss) - This package reads RSS and Atom feeds and provides a caching mechanism that adheres to the feed specs.
* [gocheck](http://labix.org/gocheck) - A more advanced testing framework alternative to gotest.
* [GoSpec](https://github.com/orfjackal/gospec) - BDD-style testing framework for the Go programming language.
* [gospecify](https://github.com/stesla/gospecify) - This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
* [gomock](https://code.google.com/p/gomock/) - Mocking framework for the Go programming language.
* [mockhttp.go](https://github.com/tv42/mockhttp.go) - Mock object for Go http.ResponseWriter
* [assert](https://github.com/bmizerany/assert) - Asserts to Go testing
* [Hamcrest](https://github.com/rdrdr/hamcrest) - fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
