A Cross Platform and Open Source Electronics Design Automation Suite
Open-Source Shoemaking
a parametric 3D CAD modeler
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
Free and open source pattern design software
Software for electromagnetic simulation
An EnergyPlus shell for parametric studies and more ...
GDSread reads and converts Calma GDS stream files .
Open source Matlab code for nonlinear isogeometric analysis
OpenNum lets you distribute solvers with a nice graphical interface
Dedicated to computer-aided engineering Linux distribution
Parallel finite element analysis
An Open source Analysis and SImulation Toolbox for Fuel Cells