3D modeler, 3D game maker, 3D demo maker
LDraw™ editor for LEGO® style digital building instructions.
The programmer's solid 3D CAD modeller
Design your own pottery for 3D printing in full color
Free 3D Mobile CAD
Converts between many 3D data formats
Fix STL files for 3D printing
Tiny but powerful single file wavefront obj loader
3D Contents Moding Tool
A C++ template library extending syntax towards mathematical notation
Cuts 3D objects from polystyrene foam (EPS/XPS)