"Holodeck", an open source version of ebXML Messaging V3 (http://docs.oasis-open.org/ebxml-msg/ebms/v3.0/core/os/ebms_core-3.0-spec-os.pdf ) and its AS4 profile (http://www.oasis-open.org/apps/org/workgroup/ebxml-msg-as4/document.php?...) is now available on Sourceforge at http://holodeck-b2b.sourceforge.net/,  with main on-line documentation page directly accessible at: http://holodeck-b2b.sourceforge.net/docs/

Webswell Business Hub 3 is an ideal solution for heterogeneous groups of companies or company units that need to interchange business information with each other. It is possible to interconnect virtually anyone to anyone, regardless the supported protocol or technology - the Business Hub implements ebXML, Web Services and AS2 standards and EDI or XML data formats.