OpenSCAD

OpenSCAD is a software for creating solid 3D CAD objects. It is free software and available for Linux/UNIX, MS Windows and MacOS.

Free Open Source Mac OS X Windows Linux

CoffeeSCAD

Browser based 3D solid CAD editor, Openscad style, with a Coffeescript based syntax, using only Coffeescript + Javascript

Free Open Source Linux Web

Antimony

CAD tool from a parallel universe in which CAD software evolved from Lisp machines rather than drafting tables.

Free Open Source Mac OS X Linux

OpenJSCAD.org

OpenSCAD + JavaScript = OpenJSCAD, edit locally or remote online, preview in browser direct via WebGL.

Free Open Source Web Self-Hosted

MakerSCAD

Powerfull 3D design tool for 3D printing, virtual reality and game engine. Exports to STL, OBJ, and HTML5 3D websites.

Freemium Mac OS X Windows Linux Chrome OS Web

ImplicitCAD

ImplicitCAD is a programmatic CAD program, implemented in Haskell. Unlike traditional CAD programs, programmatic CAD programs use text descriptions of objects, as in programming.

Free Open Source Mac OS X Windows Linux