Cross Browser compatible
Your games will work on all modern browsers; even IE9!
Canvas or DOM
Choose the technology to render your entities, it will look exactly the same.
Small file size
Small enough that you don't need to wory about it delaying your game.
Entity Component System
A better way to approach game development without long chains of inheritence.
Sprite Map support
Splice and dice a sprite map to easily draw game entities.
Advanced SAT collision detection with more information than just true or false.
Fire & Forget Events
Event system for custom events that can be triggered whenever, whatever and bound just as easy.
Lots 'o Goodies
Heaps of native components for sound, animation, effects and input to make your game pop!