a parametric 3D CAD modeler
The programmer's solid 3D CAD modeller
A free and open source multiplatform 3D parametric modeler
Open Source Solid Modeling CAD
Geometric kernel for CAD programs using an atomic approach
Design your own pottery for 3D printing in full color
Open-Source Shoemaking
Desktop GUI for prototyping a lute
Cuts 3D objects from polystyrene foam (EPS/XPS)