Anime.js : Anime.js is a fast, multipurpose and lightweight JavaScript animation library with a simple, yet powerful API.
It works with CSS properties, SVG, DOM ...
Workbox : JavaScript Libraries for adding offline support to web apps.
Dropzone.js : DropzoneJS is an open source library that provides drag'n'drop file uploads with image previews.
Sammy is a tiny javascript framework built on top of jQuery, It's RESTful Evented Javascript.
