Open Source Solid Modeling CAD
An interactive viewer for three-dimensional chemical structures.
Design your own pottery for 3D printing in full color
A WebGL-based 3D engine for technical visualization
Gphoton in a simple 3d modeler and ray tracer.
rayshade 4.0.6 linux patch
kicad 3D is aimed to add 3D realistic feature on kicad pcb CAD