Snabbt.js
Fast animations with javascript and CSS transforms
Interact.js
Drag and drop, resizing and multi-touch gestures with inertia and snapping for modern browsers (and also IE8+)
jQuery UI Touch Punch
A duck punch for adding touch events to jQuery UI
Weld
Template antimatter for Node.js (Browsers too!)
Typeit
The most versatile JavaScript typewriter effect library on the planet.
Swing
A swipeable cards interface. The swipe-left/swipe-right for yes/no input. As seen in apps like Jelly and Tinder.
Progressbar.js
Beautiful and responsive progress bars
Pace
Automatically add a progress bar to your site. #hubspot-open-source
Metrics Graphics
A library optimized for concise, principled data graphics and layouts.
Lungo.js
A framework for developers who want to design, build and share cross device applications.
JS Signals
Custom Event/Messaging system for JavaScript inspired by AS3-Signals
Do T
The fastest + concise javascript template engine for nodejs and browsers. Partials, custom delimiters and more.
Datacamp Light
Convert any blog or website to an interactive learning platform for data science
Big.js
A small, fast JavaScript library for arbitrary-precision decimal arithmetic.
Redux Side Effects
Redux toolset for keeping all the side effects inside your reducers while maintaining their purity.
Stately.js
Stately.js is a JavaScript based finite-state machine (FSM) engine for Node.js and the browser.
React Native Activity Feed
Stream React Native Activity Feed Components