Morpheus
A Brilliant Animator
Motus
Animation library that mimics CSS keyframes when scrolling.
Dynamo.js
Creates dynamic bits of HTML to add some zest to your content
Css3d Engine
css 3d light engine. very easy to use. 14k
Smooth State.js
Unobtrusive page transitions with jQuery.
JS Movieclip
A javascript little framework to animate spritesheet as AS3 movieclip
Engaged
Animated Social Menu Framework with magic
Sprite.js
An efficient javascript sprite animation framework
Jmpress.js
A jQuery plugin to build a website on the infinite canvas
Lwf
LWF - Lightweight SWF
Victor
A JavaScript 2D vector class with methods for common vector operations
Move.js
CSS3 backed JavaScript animation framework
Element Transitions.js
Simple transitions for web pages
Animo.js
A powerful little tool for managing CSS animations
Smooth Scrollbar
Customizable, Pluginable, and High Performance Scrollbars!
React Easy Flip
⚛ A React library for smooth FLIP animations. Easily animate originally unanimatable properties like DOM positions with one hook.
Popmotion
A 12kb Javascript motion engine. Use for animation, physics and input tracking.