Open-Source Shoemaking
LaserGRBL Linux solution, LaserGRBL is one of the best software.
Cross-platform Open-source 2D CAD
A canvas library for generating technical drawings
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
AVR simulator IDE
Dedicated to computer-aided engineering Linux distribution
Parallel finite element analysis
Free multiphysics simulation software package
GCode sender for ramps and marlin firmware for CNC Milling Machine
Open Source FabLab Project
Cuts 3D objects from polystyrene foam (EPS/XPS)
Software to control an Open Source Hardware CNC