Ruby is a language of careful balance. Its creator, Yukihiro “Matz” Matsumoto, blended parts of his favorit...

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and mess...

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

Phusion Passenger is a web server and application server, designed to be fast, robust and lightweight. It t...

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