very good CAD software
2D CAD for precise drawing
PyAMS (Python for Analog and Mixed Signals) CAD approach
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
CAD application for Technical Drawing exercises in Android
CAD Draw, CAD Control, printing, C/C++,.NET Source Codes
E-XD++ Diagram Control for C/C++, .NET, the professional Diagram.
SOLVESPACE is a free (GPLv3) parametric 3d CAD tool.
A canvas library for generating technical drawings
E-XD++ Visualization Source Code Library with C++
Free CAD software
CAD application for Technical Drawing exercises
Packing two dimensional rectangular elements at orthogonal table
AutoCad 2014 - AutoCad 2020 batch lisps process
Secondary glazing for sash windows
CAD 2D for Land Surveying and Civil
C library to read DWG files.
Convert DXF drawings of circuit boards to gEDA-PCB files.
2.5D CAD CAM emphasis on CAM and toolpaths
A designer’s program for describing parts of the building
Testsuite for libdwg