Itsi

Itsi is a feature-packed, high performance web and application server, with first-class support for Ruby applications. It’s a compliant Rack server. It’s also a well-equipped reverse-proxy, API gateway, and static file server, controlled by an intuitive and elegant configuration API and DSL. Itsi is motivated by the belief that: It should be easy to share your application on the internet with confidence, without a need for complex configuration or multiple layers of tools. With just your application code and Itsi working within a single process, you can proudly serve your best work, directly to the world wide web.