The programmer's solid 3D CAD modeller
A free and open source multiplatform 3D parametric modeler
A python parametric CAD scripting framework based on OCCT
An interactive viewer for three-dimensional chemical structures.
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
A Cross Platform and Open Source Electronics Design Automation Suite
Um simples software de navegação 3D, desenvolvido em Java.
Create and edit LDraw™ parts quick and easy.
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
Open Source Solid Modeling CAD
Free 3D Mobile CAD
A WebGL-based 3D engine for technical visualization
A designer’s program for describing parts of the building
A public domain cross platform 3D game
kicad 3D is aimed to add 3D realistic feature on kicad pcb CAD
Cuts 3D objects from polystyrene foam (EPS/XPS)