DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
a parametric 3D CAD modeler
Solve Alignment of Road , Rail,Tunnel
Python script for calculation of deflection of elastic ropes.
Cross-platform Open-source 2D CAD
Static and Dynamic Structural Analysis of 2D and 3D frames.
A canvas library for generating technical drawings
OpenNum lets you distribute solvers with a nice graphical interface
Free cad viewer for 3d drawings in different formats
Simple CAD program
Small application to open multiple file with a pre-processor
Application to manage userdefined animator toolbars
Drawing robot for electrical interconnection diagrams in DXF.