HTML5
Swing Pants HTML5 Experiments
http://swingpantsflash.com/fitc2012/
http://swingpantsflash.com/fitc2012/CBBCPlatformer/CBBCPlatformer.html
Flash
Swing Pants Experiments
http://swingpants.com/2009/03/16/collision-detection-and-bounce-calculation-using-colour-maps-part-1/