jpa feature with the Apache OpenJPA as persistence engine: • Hibernate. The hibernate feature installs the jpa feature with the Hibernate persistence engine: • EclipseLink. The eclipselink feature installs (Enterprise Java Beans). karaf@root()> feature:install openjpa karaf@root()> feature:install hibernate karaf@root()> feature:install eclipselink Apache OpenEJB provides EJB support for Apache Karaf