A CAD application for creating virtual LEGO models
Cross-platform Open-source 2D CAD
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
Static and Dynamic Structural Analysis of 2D and 3D frames.
A canvas library for generating technical drawings
library to read dwg & read/write dxf files
Drawing robot for electrical interconnection diagrams in DXF.