The Wicket Stuff project makes third party components available using the Wicket web component framework. Subprojects of this project contain integrations for Spring, Groovy, Hibernate, Velocity and other popular Java open source projects.
Maui is a server and a Java Swing-like API for creating user interfaces that deploy easily to multiple devices. Various HTML and WAP platforms are currently supported. Read about the projects' history at http://patrickgibson.com/projects/maui/.