An open source harness for generating CAD models
CADAM is the open source text-to-CAD web application
A CAD application for creating virtual LEGO models
Open-Source Shoemaking
Free and open source pattern design software
a parametric 3D CAD modeler
Virtual Satellite
very good CAD software
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
An EnergyPlus shell for parametric studies and more ...
CAD Application entire developed in Python
A Full PLM system based on odoo
The CompassCAD you know and love, just better.
Solve Alignment of Road , Rail,Tunnel
Simple Road Design and Earthworks
conducteö - logiciel de calcul des ponts thermiques linéiques
DSpice: Design and Simulation of Circuits using Spice
PyAMS (Python for Analog and Mixed Signals) CAD approach
RHT-LA : Applicatif Tracé Ligne Aérienne HT
Free software for maps
LibrePLM integrates CAD editors in Odoo / LibrERP
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java