Hewlett-Packard's Linux imaging and printing software
LDraw™ editor for LEGO® style digital building instructions.
Complete solution for HDR photography
Graphic Live Mixer
Cross-platform open source software for astrophotography
Lightweight image viewer
Fast, advanced, multi-platform fractal generator
Free yourself
projectM, a MilkDrop compatible opensource music visualizer
Former project page
Software for data analysis, image processing, simulations, solver.
A free open source toy to generate your own Tag Clouds
Easy to use physics simulation combining ODE with OpenInventor.
Cuts 3D objects from polystyrene foam (EPS/XPS)