A Cross Platform and Open Source Electronics Design Automation Suite
3D/2D Concrete Reinforcement in Bentley MicroStation
Open-Source Shoemaking
LibrePLM integrates CAD editors in Odoo / LibrERP
Cross-platform Open-source 2D CAD
cppcam is a 3D CAD app for drafting G-Code toolpaths for CNC Routers
BoltGenerator is an automated CAD tool which produces 3D bolts.
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
AVR simulator IDE
Application Integration for HPC Multiphysics
Open Source Digital Laboratory - CAM module
Open DXFs with QCad
Free multiphysics simulation software package
2.5D CAD CAM emphasis on CAM and toolpaths
Modular CNC software for Arduino controller
3D CAM program for CNC mills/lathes
CNC machine code generation for 3D models