Eclipse Eco-System Projects
Swordfish is using EclipseLink SDO and JPA as infrastructure for SOA applications.
Teneo provides persistence for Eclipse Modeling Framework (EMF) models. Teneo provides support for JPA persistence with EclipseLink.
Dali provides tools for building JPA applications. It supports generic JPA development but also provides EclipseLink configuration, mapping, and validation support for advance JPA.
EclipseLink, the JPA 2.0 reference implementation, is a critical component of the Java EE 6 reference implementation 'GlassFish' application server.
The full Spring distribution includes EclipseLink for use in relational persistence with JPA and WebService development with MOXy.