The BizTalk Server Engine has two main Sub-components,they are

1>A messaging component that provides the ability to communicate with a range of other software. By relying on plug-gable adapters for different kinds of communication, the engine can support a variety of protocols and data formats, including web services and many others.

2> Support for creating and running graphically-defined processes called orchestrations. Built on top of the engine’s messaging components, orchestrations implement the logic that drives all or part of a business process.

Many more technologies can be used in concert with the BziTalk Engine,they are

1>The Business Rules Engine

2>The Health and Activity tracking tool

3>The Enterprise Single sign on facility