A CAD application for creating virtual LEGO models
A Cross Platform and Open Source Electronics Design Automation Suite
Free and open source pattern design software
a parametric 3D CAD modeler
An EnergyPlus shell for parametric studies and more ...
very good CAD software
Open-Source Shoemaking
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
A math-inspired CAD program in haskell. CSG, bevels, and shells
2D CAD software
Open source Matlab code for nonlinear isogeometric analysis
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
Dedicated to computer-aided engineering Linux distribution
Application Integration for HPC Multiphysics
Open Knowledge on engineering development.
A designer’s program for describing parts of the building
dedalo is a 2d cad drawing software written in python3.