rsvp.js : A lightweight library that provides tools for organizing asynchronous code
swfobject : SWFObject 2 offers two optimized Flash Player embed methods; a markup based approach and a method that relies on JavaScript & offers a JavaScript API ...
TensorFlow.js : A WebGL accelerated, browser based JavaScript library for training and deploying ML models. Use flexible and intuitive APIs to build and train models ...
Dropzone.js : DropzoneJS is an open source library that provides drag'n'drop file uploads with image previews.