A CAD application for creating virtual LEGO models
Cross-platform Open-source 2D CAD
Static and Dynamic Structural Analysis of 2D and 3D frames.
converts between IGES file and text file
A canvas library for generating technical drawings
Free CAD software
Open DXFs with QCad
3D CAM program for CNC mills/lathes
Testsuite for libdwg
Application to manage userdefined animator toolbars