a parametric 3D CAD modeler
Software for electromagnetic simulation
OpenNum lets you distribute solvers with a nice graphical interface
Application Integration for HPC Multiphysics
Precise gear geometry generator for spur and helical gears
Linux tiny CAD for educational purposes
An Open source Analysis and SImulation Toolbox for Fuel Cells
A designer’s program for describing parts of the building
walterbot: Virtual presence device www controlled with a raspberrypy