JS4J is an extensible framework built on Java and XML that generates Javascript. It contains a built-in implementations to manage objects that have been generated by the framework, and can provide a scalable alternative to AJAX implementations.
Peas provides : data object mapping - data versioning, multi-language support, users & groups - complete web component api - web 2.0 backend and frontend templates
Web 2.0 environment for collaborative and extensible design of object interconnection diagrams like UML, networks, circuits and other graph based diagrams. Client: Web-based (AJAX / Dojo Toolkit) Server: JEE Application (Struts Framework)