CAD Application entire developed in Python
A Cross Platform and Open Source Electronics Design Automation Suite
AVR simulator IDE
Dedicated to computer-aided engineering Linux distribution
Precise gear geometry generator for spur and helical gears
Open DXFs with QCad
Free multiphysics simulation software package
Convert drl files to g code
A finite element data exchange system
Cuts 3D objects from polystyrene foam (EPS/XPS)