For slim progress bars like on YouTube, Medium, etc
Declarative on-scroll reveal animations.
Multiple file upload plugin with progress-bar, drag-and-drop.
Navigable waveform built on Web Audio and Canvas
A lightweight library for manipulating and animating SVG
Keep multiple browsers & devices in sync when building websites. http://browsersync.io
A fast and fully-featured autocomplete library
The MQTT client for Node.js and the browser