Eclipse EE4J Project Downloads
EclipseLink provides a complete persistence solution that is both comprehensive and universal. It will run in any Java environment and read and write objects to virtually any type of data source, including relational databases, XML, or EIS systems. More Information | Downloads
Eclipse Yasson is a Java framework which provides a standard binding layer between Java classes and JSON documents. This is similar to what JAXB is doing in the XML world. Yasson is an official reference implementation of JSON Binding (JSR-367). More Information | Downloads