A CAD application for creating virtual LEGO models
a parametric 3D CAD modeler
LibrePLM integrates CAD editors in Odoo / LibrERP
Open source 3D software based on opencascade(CAD)
A canvas library for generating technical drawings
Free CAD software
Demonstrates a quadtree for spatial indexing of triangles
Design your own pottery for 3D printing in full color
Free multiphysics simulation software package
Testsuite for libdwg
library to read dwg & read/write dxf files