HEATKEYS

SpeedOf.Me is a HTML5 Internet speed test. NO FLASH and NO JAVA needed! It is the smartest and most accurate bandwidth test on the net. It works well with iPhone, iPad, Android, Blackberry, Windows Phone and other mobile devices.

A showcase of sites using html5 markup, with twin primary aims to help web designers and developers of how to implement html5 into their sites now, and to showcase to browser makers that there are a large number of sites already implementing the lang...

helping you implement HTML5 today. We publish articles relating to HTML5 and it’s semantics and how to use them, here and now. We also invite questions, in the form of ‘Ask the doctor’ to help answer people’s queries and questions. Answers wi...

Sencha. Build amazing web apps built on web standards. Sencha Touch, HTML5 mobile app framework. Ext JS, cross-browser JavaScript framework. Ext GWT, Java library for building apps with GWT.

The Expressive Web is an Adobe-curated resource website for the advocacy, support, and advancement of HTML5 and CSS3 web development.

VideoJS is an HTML5 Video Player, built with Javascript and CSS, with a fallback to a Flash video player for when the browser doesn

Ionic: The Most Advanced HTML5 Mobile App Framework

The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards.

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 are.

HTML5 video player with Flash and Silverlight fallbacks making it compatible with any browser.