OpenGL Quad-Edge geodesic construction program
Open Source Desktop GIS with Surveying and Cartography Functionality
Automated detection of the unknown early map projection
Simple Road Design and Earthworks
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
CAD Draw, CAD Control, printing, C/C++,.NET Source Codes
E-XD++ Flow Chart Control for C, Visual C++, .NET, ASP.NET, with codes
HMI - SCADA Graphics Visualization Source Code Solution For C/C++
E-XD++ Diagram Control for C/C++, .NET, the professional Diagram.
Print and Report Control Source Codes for C/C++, .net
A set of freeware applications for viewing/processing P-CAD files.
power system configuration and simulation, c/c++ and .NET
Nesting SDK, Library
City maps, military maps, mine maps, the power of geography with C++
Analog \ digital circuit design and simulation source code
Converts between many 3D data formats
Open DXFs with QCad
Software for calculating geometric properties of cross sections