History.js : History.js gracefully supports the HTML5 History/State APIs (pushState, replaceState, onPopState) in all browsers. Including continued support for dat...
320 and up : ‘320 and Up’ is a lightweight, easy to use and content first responsive web design boilerplate.
Able Player : Able Player is a fully accessible cross-browser media player. It uses the HTML5 or element for browsers that support them, and (optionally) the JW P...
Web Forms : Web Forms 2.0 Cross-Browser Implementation
A game in the address bar using html5 history.replaceState
