Simple Road Design and Earthworks
Free and open source pattern design software
LibrePLM integrates CAD editors in Odoo / LibrERP
Open-Source Shoemaking
Cross-platform Open-source 2D CAD
Design your own pottery for 3D printing in full color
An Open source Analysis and SImulation Toolbox for Fuel Cells
A package for Isogeometric Analysis in Octave and Matlab
Cuts 3D objects from polystyrene foam (EPS/XPS)