JSCAD is an open source set of modular, browser and command line tools for creating parametric 2D and 3D designs with JavaScript code. It provides a quick, precise and reproducible method for generating 3D models, and is especially useful for 3D printing applications.
https://github.com/jscad/OpenJSCAD.org/commit/4a05755d0107491a18ca4eb1d613cf7fcc2d2014 broke remote URLs