Available here as sites and/or zips:
For use with JBoss Tools 3.3.0.M2:
http://download.jboss.org/jbosstools/updates/target-platform_3.3.indigo/
For use with JBoss Developer Studio 5.0.0.M2:
http://www.qa.jboss.com/binaries/RHDS/updates/jbds-target-platform_3.3.in...
--
Nick Boldt :: JBoss by Red Hat
Productization Lead :: JBoss Tools & Dev Studio
http://nick.divbyzero.com