Simple Java AJAX Message Listener that I would classify as a template rather than a framework. Used for simple messaging between the browser and the server. All the files, including source code, are included and ready to be deployed on a J2EE App Server.
The Floranta libraries provide components for building Rich Client Wikis using AJAX or Java. Floranta clients can be embedded in any webpage (even plain html) and allow users to leave notes, images, cards, etc on the pages. Eg: http://www.floranta.com
POCKET is a set of free open-source components for portal development and are provided for the public so as to provide rapid development and component reuse.
The components are written in Java and thus are platform independent. Currently, we focus on JSP