A free and open source multiplatform 3D parametric modeler
The programmer's solid 3D CAD modeller
Examples and demos for the pythonocc CAD package
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Cross-platform Open-source 2D CAD
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
An interactive viewer for three-dimensional chemical structures.
Static and Dynamic Structural Analysis of 2D and 3D frames.
Draw vector graphics to scale using a descriptive language
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
Game library for Pascal
CFDTool - Easy to Use Fluid Dynamics (CFD) MATLAB Toolbox
Old-school 2D game engine
SOLVESPACE is a free (GPLv3) parametric 3d CAD tool.
2D CAD especially designed to draw steam locomotives
This plugin exports G-Code for a wirecutter
Isogeometric boundary element analysis with matlab
A finite element data exchange system