GNU Health - The Free/Libre Hospital and Health Information System
CADAM is the open source text-to-CAD web application
A cross-platform statistical package for econometric analysis
An advanced network simulator to design and configure virtual networks
An object relational-mapping (ORM) library for Java
32/64 bit multi-platform Ethernet S7 PLC communication suite
Computer Algebra System written in Common Lisp
The Open Source CFD Toolbox
FlightGear Flight Simulator: free open-source multiplatform flight sim
A planetarium software that shows a 3D simulation of the night sky
Scanning probe microscopy data visualisation and analysis
GPS log file viewer and analyzer
An intuitive molecular editor and visualization tool
A circuit simulator with graphical user interface (GUI)