BizTalk 2013 R2 will be available in H2/2014 with the following new features and updates:

Platform and Standard updates

  • Visual Studio 2013
  • Windows Server 2012 R2
  • SQL Server 2014
  • System Center 2012 SP1
  • SWIFT 2012 Message Pack

Healthcare updates

  • MLLP 64-bit support
  • Dynamics MLLP adapter
  • Better troubleshooting experience
  • HL7 2.6 support
  • Freetext datatypes support

Adapter updates

  • SFTP adapter
    • Proxy support
    • SSO support
  • REST adapter
    • JSON
    • Empty message support while exposing REST services
  • ServiceBus adapter
    • Additional authentication support