A python parametric CAD scripting framework based on OCCT
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
Draw vector graphics to scale using a descriptive language
Synchronous Reluctance (machines) - evolution
Open Source Desktop GIS with Surveying and Cartography Functionality
OpenGL Quad-Edge geodesic construction program
Automated detection of the unknown early map projection
Linear static structural analysis of 2D / plane frame and truss
Solve Alignment of Road , Rail,Tunnel
Toolkit for working with and mapping geospatial data
Simple Road Design and Earthworks
Another drawing editor for LaTeX with PSTricks & TikZ
French Geographic Information System
Surface Explorer 3D plots mathematical surfaces in 3D.
The programmer's solid 3D CAD modeller
A Windows-based viewer currently supporting CDR & 2D DXF files
Cross-platform Open-source 2D CAD
2D CAD software
A set of freeware applications for viewing/processing P-CAD files.
CAD Draw, CAD Control, printing, C/C++,.NET Source Codes
E-XD++ Flow Chart Control for C, Visual C++, .NET, ASP.NET, with codes