Mobile HTML5 compatibility : HTML5 compatibility on mobile and tablet browsers with testing on real devices
HTML5 Please : Look up HTML5, CSS3, etc features, know if they are ready for use, and if so find out how you should use them – with polyfills, fallbacks or as they
SlimerJS : A scriptable browser for Web developers
Firebug Lite : A JavaScript file you can insert into your pages to simulate the Firebug console in browsers that are not named Firefox.
Byte saving techniques : This is a collection of JavaScript wizardry that can shave bytes off of your code.
