"Amazing cross-browser app experiences
Ext JS is the developer's choice for building powerful desktop web applications using JavaScript and web standards."
EXT JS OVERVIEW
Ext JS is a cross-browser JavaScript library for building rich internet applications. Build rich, sustainable web applications faster than ever. It includes:
High performance, customizable UI widgets
Well designed and extensible Component model
An intuitive, easy to use API
Commercial and Open Source licenses available
BROWSER COMPATIBILITY
Ext JS supports all major web browsers including:
Internet Explorer 6+
FireFox 1.5+ (PC, Mac)
Safari 3+
Chrome 3+
Opera 9+ (PC, Mac)