a parametric 3D CAD modeler
Examples and demos for the pythonocc CAD package
Cross-platform Open-source 2D CAD
An interactive viewer for three-dimensional chemical structures.
Static and Dynamic Structural Analysis of 2D and 3D frames.
Draw vector graphics to scale using a descriptive language
Game library for Pascal
Old-school 2D game engine
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
CAD 2D for Land Surveying and Civil
Open source 3D Matlab Isogeometric Analysis Code
CAD 2D for Land Surveying,Civil and more
A finite element data exchange system
Open Source CAD