Biztalk ESB 2.0 CTP,BizUnit 3.0, BizTalk Software Factory v1.5
http://www.codeplex.com/bizunit
http://www.codeplex.com/bsf/Release/ProjectReleases.aspx?ReleaseId=16343
http://bloggingabout.net/blogs/jpsmit/archive/2008/12/09/biztalk-server-2009-beta-and-esb-gu