CADAM is the open source text-to-CAD web application
a parametric 3D CAD modeler
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
Free and open source pattern design software
A Cross Platform and Open Source Electronics Design Automation Suite
conducteö - logiciel de calcul des ponts thermiques linéiques
An EnergyPlus shell for parametric studies and more ...
very good CAD software
Open-Source Shoemaking
GDSread reads and converts Calma GDS stream files .
A math-inspired CAD program in haskell. CSG, bevels, and shells
Software for electromagnetic simulation
Cross-platform Open-source 2D CAD
Static and Dynamic Structural Analysis of 2D and 3D frames.
CAD Application entire developed in Python
A canvas library for generating technical drawings
Free CAD software
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
Geometric kernel for CAD programs using an atomic approach