A.I. Experiments by Google - Explore machine learning by playing w/ pics, music, and more
Swift Playgrounds - Learn serious code on your iPad in a seriously fun way
BundlePhobia - Find the performance impact of adding a npm package to your bundle.
Talk to Books by Google - Browse passages from books using experimental AI
JavaScript.com - A free resource for learning and developing in JavaScript
Lobe - Visual tool for building custom deep learning models