Link branch FreeCAD
A CAD application for creating virtual LEGO models
Cross-platform Open-source 2D CAD
a parametric 3D CAD modeler
A Cross Platform and Open Source Electronics Design Automation Suite
Free and open source pattern design software
Static and Dynamic Structural Analysis of 2D and 3D frames.
Software for electromagnetic simulation
Solve Alignment of Road , Rail,Tunnel
converts between IGES file and text file
cppcam is a 3D CAD app for drafting G-Code toolpaths for CNC Routers
A canvas library for generating technical drawings
Free CAD software
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
conducteö - logiciel de calcul des ponts thermiques linéiques
Free 3D Mobile CAD
Open-Source Shoemaking
COPanno optimizes the panels cuts.
Open DXFs with QCad
Free multiphysics simulation software package
3D CAM program for CNC mills/lathes