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 creating ready-to-print 3D designs.
Associative containers (sets, maps) library for JavaScript, using red-black trees. It implements TreeMap, TreeSet, TreeMultiMap and TreeMultiSet classes