a parametric 3D CAD modeler
CFDTool - Easy to Use Computational Fluid Dynamics (CFD) Toolbox
Editor for Zometool models
Um simples software de navegação 3D, desenvolvido em Java.
3D/2D Concrete Reinforcement in Bentley MicroStation
converts between IGES file and text file
Design your own pottery for 3D printing in full color
Free 3D Mobile CAD
Open-Source Shoemaking
Simple CAD program
A designer’s program for describing parts of the building
3D CAM program for CNC mills/lathes
Autorun enabler for Autodesk Inventor VBA projects
Cuts 3D objects from polystyrene foam (EPS/XPS)
3D modeling tool based on the NURBS surfaces