Electric Design Tool
DSpice: Design and Simulation of Circuits using Spice
An EnergyPlus shell for parametric studies and more ...
GDSread reads and converts Calma GDS stream files .
Open Source Planar Linkage Mechanism Simulation and Synthesis Software
EuroNCAP Grid Point Calculator
openCDT is a conceptual design tool for aircraft design
Easy animator session file manipulation
3D modeling tool based on the NURBS surfaces