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
Open-Source Multiphysics FEA (FEM) Package
Static and Dynamic Structural Analysis of 2D and 3D frames.
Free and open source pattern design software
A Full PLM system based on odoo
Free minimalist software for maps, import DWG, DXF, SHP, KML, GeoJSON
LibrePLM integrates CAD editors in Odoo / LibrERP
Simple Road Design and Earthworks
A Windows-based viewer currently supporting CDR & 2D DXF files
3D/2D Concrete Reinforcement in Bentley MicroStation
converts between IGES file and text file
Open source 3D software based on opencascade(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.
A canvas library for generating technical drawings
Free CAD software
Demonstrates a quadtree for spatial indexing of triangles
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
conducteö - logiciel de calcul des ponts thermiques linéiques
Geometric kernel for CAD programs using an atomic approach