EclipseLink is the open source Eclipse Persistence Services Project from the Eclipse Foundation. The software provides an extensible framework that allows Java developers to interact with various data services, including databases, web services, Object XML mapping (OXM), and enterprise information systems (EIS). EclipseLink supports a number of persistence standards including: * Jakarta Persistence (JPA) * Jakarta XML Binding (JAXB) * Jakarta Connectors (JCA) * Service Data Objects (SDO) The TopLink Mapping Workbench user interface has also been contributed to the project.