The Easel Javascript library provides a full, hierarchical display list, a core interaction model, and helper classes to make working with the HTML5 Canvas element much easier.
CreateJS/EaselJS is #7,343 on the bestofgithub Elo ladder, in Bronze I, with a rating of 1,420 (−15 this week). It has 8,173 stars, 3 gained in the last week.