The latest release of the Java XML Pack, Winter 01, includes the Java API for XML Messaging ("JAXM") v1.0.1 EA1, the Java API for XML Processing ("JAXP") v1.2 EA1, the Java API for XML Registries ("JAXR") v1.0 EA, and the Java API for XML-based RPC ("JAX-RPC") v1.0 EA1.