Rails is a web-application framework that includes everything needed to create database-backed web applicat...

nginx [engine x] is an HTTP and reverse proxy server, as well as a mail proxy server, written by Igor Sysoe...

Unicorn is an HTTP server for Rack applications designed to only serve fast clients on low-latency, high-ba...

Unlike other Ruby Webservers, Puma was built for speed and parallelism. Puma is a small library that provid...