Open Source Geospatial Foundation
MapGuide Open Source is a platform for developing web mapping applications.
Synstral Business Software Handelsbolag
Simply Orders - Advanced Order & Invoice Management Database for MS Access.
Debugger and open source C/C++ compiler for MSP430 microcontrollers.
Open Dungeons Community
OpenDungeons is an open source, real time strategy game.
Discovery Open-Source Development Group
Allows you to create, edit and synchronize subtitles for video files.
easyMule is a free and open-source P2P software to share resources.
The SocialVPN Project
This is a free and open-source P2P Social Virtual Private Network.
It is the first open source graphical Java workflow process editor.
An OpenScience project
Jmol is an open-source 3D Java viewer for chemical structures.
Free, open-source .NET compression library. Supports Zip, Gzip, Tar, and Bzip2.
PySAL is an open source cross-platform library of spatial analysis functions.
An open source pure p2p collaboration platform based on JXTA technologie.
PeerCast IM is the P2P streaming software, which is based on an open source.
iMule (invisible Mule) is a free open source anonymous P2P file sharing software.
Red5 is an Open Source Flash Server written in Java.