search engine

A powerful reporting engine that integrates easy-to-use ad hoc reporting.

4-engine protection from viruses and spyware

A simple forum engine.

Pfff (Platforms' Fun Forever) is a platform game engine written in Ruby.

Mandarina is a very simple blog engine with basic features.

'Rugbee' is a simple, pure-ruby game engine. rugbee works with Ruby/SDL.

Ruby bindings for custom, light version of HGE (Haaf's Game Engine).

An advanced system monitoring and desktop enhancement engine for Windows.

BlogEngine is a Rails Engine which provides multi-blog.

Klactoveedsedstene is a graphical audio front-end to the popular MPlayer engine