Ext-Js. Backbase Developer Network. Rich Web Application Framework. Download Sigma Ajax UI builder software for free. Developer information for creating AJAX web applications using the Echo2 and Echo3 frameworks. Echo3 is a light-weight open-source framework for developing rich single-page web applications. The server-side Java API enables fast & complex client/server applications using a Swing-style component API. The identical JavaScript API allows the easy development of pure client-side applications using the very same clean and intuitive programming model. New components can be easily adopted for both platforms.
Sencha - Ext JS, Ext GWT, and Sencha Touch web app frameworks. MochaUI - A web applications user interface library. Qooxdoo » Home.