Fast 2D concave hull algorithm in JavaScript (generates an outline of a point set)
turf concave module
turf boolean-concave module
Any dimensional alpha shape computation
Polygons, Ellipses, Circles, Boxes, Lines, Points. Ray-Casting, offsets, rotation, scaling, padding, groups.
Lightweight debugging utility for Node.js and the browser
Lodash modular utilities.
React is a JavaScript library for building user interfaces.
A querystring parser that supports nesting and arrays, with a depth limit
Higher-order functions and common patterns for asynchronous code
Babel compiler core.