ReactOS® is a free, modern operating system based on the design of Windows® XP/2003. Written completely from scratch, it aims to follow the Windows-NT® architecture designed by Microsoft from the hardware level right through to the application level. This is not a Linux based system, and shares none of the unix architecture.
Web conferencing that just works. Dimdim provides easy, open, affordable collaboration. Use for online meetings, eLearning, desktop sharing, training, distance education, unified collaboration, webinar, free web meetings and more.
Songbird is an open-source customizable music player that's under active development.