Simulation for spacecraft attitude control system analysis and design
System dynamics program with additional features for economics
Earth orbits and satellite coverage display in 3D on your laptop.
Interactive geometry software for Euclidean and non-Euclidean spaces
Simulation, analysis, and management of the movement of water
French Forest Sector Model
a realtime graphics library
2D Finite Element Analysis for Acoustics
(Moved to http://code.google.com/p/igb/)