The open source mesh processing system
Dust3D is a cross-platform open-source 3D modeling software
A free and open source multiplatform 3D parametric modeler
a parametric 3D CAD modeler
MathMod is a mathematical modeling software
3D/2D Reinforced Concrete in Bentley MicroStation
A language for making art using mathematics
Geometric kernel for CAD programs using an atomic approach
Design your own pottery for 3D printing in full color
Open Source Solid Modeling CAD
Free 3D Mobile CAD
Open-Source Shoemaking
Geostatistics and geosciences modeling software
Electromagnetic Analysis Software
Fix STL files for 3D printing
3DimViewer is a lightweight 3D viewer of medical DICOM datasets.
3D CAM program for CNC mills/lathes