Microsoft has announced that the release of BizTalk server previously referred to as "BizTalk Server 2006 R3" has been upgraded to a full release to "BizTalk Server 2009".  New features for this release fall into four areas:

B2B Integration - mobile RFID support, enhanced RFID device support, improved AS2 and EDI support, Drummond certification & updated SWIFT support with Gold certification.

Updated Platform - support for .Net 3.5, VS 2008 SP1, Windows Server 2008 & SQL Server 2008.

SOA & Web Services - UDDI v.3 Web Services Registry, new Oracle EBS and SQL LOB adapters, enhanced host system integration (MQ, IMS, DB2, CICS) & updated ESB Guidance.

Developer & Team Productivity - improved application lifecycle mgmt support including TFS with integrated source control, bug tracking and MSBuild automation.

Current plans for BizTalk Server 2009 call for it to be available in the first half of 2009.  Additionally a longer term roadmap for BizTalk was revealed which calls for full product releases about every two years and the emphasis for the next several releases to be on trading partner mgmt, low latency transaction mgmt and real-time business visibility.

More information is available here: