Free and open source pattern design software
a parametric 3D CAD modeler
conducteö - logiciel de calcul des ponts thermiques linéiques
LibrePLM integrates CAD editors in Odoo / LibrERP
3D/2D Concrete Reinforcement in Bentley MicroStation
Open-Source Shoemaking
Cross-platform Open-source 2D CAD
cppcam is a 3D CAD app for drafting G-Code toolpaths for CNC Routers
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
Demonstrates a quadtree for spatial indexing of triangles
Geometric kernel for CAD programs using an atomic approach
Design your own pottery for 3D printing in full color
A package for Isogeometric Analysis in Octave and Matlab
Cuts 3D objects from polystyrene foam (EPS/XPS)