Animo.js - Animo.js is a lightweight, open-source tool that enables developers to manipulate animations and transitions.
Pixi.js - Fast lightweight 2D library that works across all devices
Move.js - Move.js is a mini Javascript library that provides CSS3 animations.
Substance - A JavaScript library for web-based content editing
Magic Animations CSS3 - CSS3 Animations with special effects.
Anime.js - Lightweight JavaScript animation library