Simple Road Design and Earthworks
Editor for Zometool models
A math-inspired CAD program in haskell. CSG, bevels, and shells
Cross-platform Open-source 2D CAD
Drag n Drop Fintech Platform
A canvas library for generating technical drawings
Helps with the Mach3 CNC Threading functionality
Free CAD software
Demonstrates a quadtree for spatial indexing of triangles
OpenNum lets you distribute solvers with a nice graphical interface
Free cad viewer for 3d drawings in different formats
Packing two dimensional rectangular elements at orthogonal table
Revision control for hardware, engineering and scientific projects
Testsuite for libdwg
Software to analyse 3D and 2D framed structures, also gives matrices