Please see: http://www.spiritconsortium.org/tech/docs/ for the releases and for errata.

SystemRDL 1.0 is detailed here.

IP-XACT 1.4 is detailed here.

IP-XACT version 1.5 is a collection that is targeted for release to the IEEE P1685 group.

This version is currently in Beta test by the reviewing members of the SPIRIT Consortium.

If you have a login to this site and are a reviewing member, you can download the beta deliverables at: http://www.spiritconsortium.org/members/documents/1.5beta