Simple Road Design and Earthworks
Free and open source pattern design software
Open-Source Shoemaking
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
CT Soft is software designed to be used with Control Techniques Drives
Open Knowledge on engineering development.
dedalo is a 2d cad drawing software written in python3.