This project is a feature-preview tool for JDO with JDK5's annotation usage.
It removes away the step of writing metadata files or modifying them when the model classes are greatly changed. An Ant task is provided to automatically do this step for you.
This project contains an component to building JDO applications with Castor (http://castor.exolab.org/). It's allow easy using of mappings with building OQL queries.
JellyFish is a toolkit for persisting Java objects to LDAP. Its goals are similar to those of Java Data Objects(JDO), but it targets JNDI instead of JDBC. JellyFish has a built-in filesystem JNDI provider, so you do not need an LDAP server to try it.
open source UI components data binding framework for Java using JDO.
The linked components are forms, trees and tables and implementations are for Echo web framework, Swing and JSF. Also provides validation support, internationalisation etc