localForage : localForage is a handy library that improves the offline experience of your web app by using asynchronous storage (via IndexedDB or WebSQL where avail...
Timeline : Beautifully crafted timelines that are easy, and intuitive to use.
xui.js : A super micro tiny DOM library for authoring HTML5 mobile web applications.
Protovis : Protovis composes custom views of data with simple marks such as bars and dots. Unlike low-level graphics libraries that quickly become tedious for vi...
polyfill : polyfill makes web development less frustrating by selectively polyfilling just what the browser needs. Use it on your own site, or as a service.
Modest Maps is a small, extensible, and free library for designers and developers who want to use interactive maps in their own projects.