# Kemal [](https://travis-ci.org/sdogruyol/kemal) [](https://gitter.im/sdogruyol/kemal?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) Lightning Fast, Super Simple web framework for [Crystal](http://www.crystal-lang.org). Inspired by [Sinatra](http://www.sinatrarb.com/) but with superior performance and built-in WebSocket support. Kemal is under heavy development and currently supports Crystal latest. # Super Simple ⚡️ ```ruby require "kemal" # Matches GET "http://host:port/" get "/" do "Hello World!" end # Creates a WebSocket handler. # Matches "ws://host:port/socket" ws "/socket" do |socket| socket.send "Hello from Kemal!" end ``` Build and run! ``` crystal run src/kemal_sample.cr ``` Go to *http://localhost:3000* Check [documentation](https://kemalcr.com) or [samples](https://github.com/sdogruyol/kemal/tree/master/samples) for more. # Super Fast 🚀 Numbers speak louder than words. | Framework | Request Per Second | Avg. Response Time | | --------------------- | :-----------------: | -----------------: | | Kemal (Production) | 100238 | 395.44μs | | Sinatra (Thin) | 2274 | 43.82ms | These results were achieved with ```wrk``` on a Macbook Pro Late 2013. (**2Ghz i7 8GB Ram OS X Yosemite**) # Features - Support all REST verbs - Websocket support - Request/Response context, easy parameter handling - Middlewares - Built-in JSON support - Built-in static file serving - Built-in view templating via ecr # Documentation You can read the documentation at the official site [kemalcr.com](https://kemalcr.com) ## Thanks Thanks to Manas for their awesome work on [Frank](https://github.com/manastech/frank).