[madethemcry]

There is also a huge community around Phaser (as well as Pixi, the huge 3D gaming framework Babylon.js and many more) hosted by Richard who is developing Phaser.

http://www.html5gamedevs.com

It's a wonderful place to stroll stroll around even if you don't have a concrete question in mind.

[vanderZwan]

Ooh, thanks for that! I knew of all of these frameworks yet had missed this.

I bet it's a great place to learn tricks for squeezing better performance out of the web too (even if limited to specific niche tasks).