Raphael.js and protoviz exist to lower the barrier of entry of SVG to canvas level [0]. The only advantage they have over canvas is interactivity. Certain libra

Raphael.js and protoviz exist to lower the barrier of entry of SVG to canvas level [0]. The only advantage they have over canvas is interactivity. Certain libraries like impactjs [1] are aiming to fix that. [0] Just about the entirety of canvas can be contained in a page: http://www.nihilogic.dk/labs/canvas_sheet/HTML5_Canvas_Cheat_Sheet.png http://www.nihilogic.dk/labs/canvas_sheet/HTML5_Canvas_Cheat... [1] http://impactjs.org/ http://impactjs.org/ - used in http://www.phoboslab.org/biolab/ http://www.phoboslab.org/biolab/