evanw/node-source-map-support

Generates and consumes source maps

browser-side require() the node way

Unfancy JavaScript

A simple zero-configuration command-line http server

simple, flexible, fun test framework

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.