TraceKit : Not all browsers support stack traces on error objects, but TraceKit squeezes out as much useful information as possible and normalizes it.
Firebug Lite : A JavaScript file you can insert into your pages to simulate the Firebug console in browsers that are not named Firefox.
stream.js : stream.js is a tiny stand-alone Javascript library that unlocks a new data structure for you: streams.
xui.js : A super micro tiny DOM library for authoring HTML5 mobile web applications.
Vex : Vex is a modern dialog library which is highly configurable, easily stylable, and gets out of the way. You'll love vex because it's tiny (6kb minified...
