1- Secncha Touch
Sencha Touch is the world’s first app cross-platform framework aimed at next generation, touch enabled, devices. It’s currently compatible with Apple iOS 3+, Android 2.1+, and BlackBerry 6+ devices.
Website: Secncha Touch
2- DHTMLX Touch
Website: DHTMLX Touch
A JQuery plugin for mobile web development on the iPhone, Android, iPod Touch, and other forward-thinking devices.
5- JQuery Mobile Framework
A unified user interface system across all popular mobile device platforms, built on the rock-solid jQuery and jQuery UI foundation. Its lightweight code is built with progressive enhancement, and has a flexible, easily themeable design.
Website: JQuery Mobile Framework