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Gin is a HTTP web framework written in Go (Golang). It features a Martini-like API with much better performance -- up to 40 times faster. If you need smashing performance, get yourself some Gin.
beego is an open-source, high-performance web framework for the Go programming language.
High performance, minimalist Go web framework
Rapid Web Development w/ Go
Classy web framework for Go
Minimalist websocket framework for Go
A high productivity, full-stack web framework for the Go language.
Package macaron is a high productive and modular web framework in Go.
An open source project for beego sample applications.