a parametric 3D CAD modeler
A CAD application for creating virtual LEGO models
A math-inspired CAD program in haskell. CSG, bevels, and shells
Arma Design Studio - CAD/CAM Software
A Cross Platform and Open Source Electronics Design Automation Suite
Free and open source pattern design software
Simple Road Design and Earthworks
Open source Matlab code for nonlinear isogeometric analysis
2D CAD software
Open source 3D software based on opencascade(CAD)
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
BoltGenerator is an automated CAD tool which produces 3D bolts.
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
Design your own pottery for 3D printing in full color
Dedicated to computer-aided engineering Linux distribution
An EnergyPlus shell for parametric studies and more ...
Open-Source Shoemaking
Application Integration for HPC Multiphysics
Secondary glazing for sash windows
A VBA enabled EXCEL spreadsheet to calculate water-wave properties
2.5D CAD CAM emphasis on CAM and toolpaths
Open Knowledge on engineering development.
CT Soft is software designed to be used with Control Techniques Drives