Pixi.js - Fast lightweight 2D library that works across all devices
Workona - A better way to work in the browser.
Recharts - Redefined chart library built with React and D3
Tabbie - The missing tab manager for Chrome
D3.js - D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS.
Toby - Better Than Bookmarks