a parametric 3D CAD modeler
Link branch FreeCAD
A CAD application for creating virtual LEGO models
The programmer's solid 3D CAD modeller
A free and open source multiplatform 3D parametric modeler
Cross-platform Open-source 2D CAD
A Cross Platform and Open Source Electronics Design Automation Suite
Open-Source Multiphysics FEA (FEM) Package
Free and open source pattern design software
LibrePLM integrates CAD editors in Odoo / LibrERP
Simple Road Design and Earthworks
A set of freeware applications for viewing/processing P-CAD files.
A Windows-based viewer currently supporting CDR & 2D DXF files
2D CAD for precise drawing
3D/2D Concrete Reinforcement in Bentley MicroStation
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 Solid Modeling CAD
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
Demonstrates a quadtree for spatial indexing of triangles
Lightweight L5e vehicle with freely accessible engineering documents
conducteö - logiciel de calcul des ponts thermiques linéiques
Free 3D Mobile CAD
Design your own pottery for 3D printing in full color