BizTalk Server 2013 continues to enable integration solutions with heterogeneous Line-of-business systems. It helps you optimize user productivity, gain business efficiency and increase agility. BizTalk Server 2013 allows net developers to take advantage of BizTalk capabilities right out of the box to rapidly build solutions that need to integrate transactions and data from applications like SAP, Mainframes, MS Dynamics, and Oracle. Similarly, SharePoint developers can seamlessly use BizTalk capabilities directly through the new Business Connectivity Services in SharePoint.
BizTalk Server 2013 runs your on-premises integration solutions better and faster than ever before, and makes it easier to build hybrid solutions that span on-premises and the cloud.
Please find more information on BizTalk 2013 new capabilities and pricing in BizTalk Server Team Blog.