A CAD application for creating virtual LEGO models
CADAM is the open source text-to-CAD web application
Open-Source Shoemaking
A math-inspired CAD program in haskell. CSG, bevels, and shells
a parametric 3D CAD modeler
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
A Cross Platform and Open Source Electronics Design Automation Suite
Free and open source pattern design software
conducteö - logiciel de calcul des ponts thermiques linéiques
A Full PLM system based on odoo
An EnergyPlus shell for parametric studies and more ...
very good CAD software
Simple Road Design and Earthworks
Virtual Satellite
PyAMS (Python for Analog and Mixed Signals) CAD approach
3D/2D Concrete Reinforcement in Bentley MicroStation
Solve Alignment of Road , Rail,Tunnel
LibrePLM integrates CAD editors in Odoo / LibrERP
Software for electromagnetic simulation
Launcher for nanoCAD 5.0, automatically close welcome screen
Free software for maps
GDSread reads and converts Calma GDS stream files .