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.
A generic debug tracker that provides API/Event services for other extensions. It exposes the API as an extension or you can embed the library in your extension