a parametric 3D CAD modeler
Static and Dynamic Structural Analysis of 2D and 3D frames.
A set of freeware applications for viewing/processing P-CAD files.
Open Source Solid Modeling CAD
Parallel finite element analysis
Software to analyse 3D and 2D framed structures, also gives matrices
A windows CAD system with plugins written in C
Cuts 3D objects from polystyrene foam (EPS/XPS)