HTML5 GAME ENGINES
Make Games An amazing piece of game development software that lets you build you own HTML5 games. Create your very own exciting HTML5 games with Construct 2 — no programming required! Also comes bundled with original music, sounds and sprites.
GameClosure: HTML5 multiplayer game development kit
YoYo Games Due for release in the fourth quarter of 2011, GameMaker for HTML5 will bring the world of browser games and web development to the desktops of those familiar with GameMaker and, at the same time bring GameMaker into the world of Web Developers.
Clay.io Clay.io helps developers distribute their games, and improve them with high level features like user accounts, leaderboards, achievements, in-game payments, analytics and more.
HTML5 Game Development Talk: by Seth Ladd at Google IO 2011. 51 minute video about HTML5 games, development techniques, and a step by step tutorial for making a small HTML5 game.
HTML5 and Modern Browser Tech talk: by Vincent Scheib, engineer from Chrome GPU team- 100 lecture slides posted.
HTML5 Test: This website tells you how well your current browser supports HTML5. Within seconds of loading up the site, you will be given a score out of 300. A higher number means that your browser is more HTML5 compatible. Some of the major categories covered include parsing rules, canvas, video, audio, webgl, communications, storage, forms, elements, and web applications.
HTML5Rocks.com: This is another informational site about HTML5. It is written by Google and contains a slew of tutorials, explanations, and demos.
Gopherwood Studios Blog: These guys have already pumped out a few really cool HTML5 games, such as Entanglement and Sand Trap. They share some development tips and updates on their work in this blog.