Gin is a web framework written in Go (Golang). It features a martini-like API with much better performance, up to 40 times faster thanks to httprouter. If you need performance and good productivity, you will love You can add global, per-group, and per-route middlewares, thousands of nested groups, nice JSON validation and rendering. And the performance will be still great. Gin uses httprouter internally, the fastest HTTP router for Golang. Httprouter was created by Julien Schmidt and it’s based in a Radix Tree algorithm.