xmldom

Call GetDOM to obtain an IDOMImplementation interface that you can use for parsing and editing XML documents. The IDOMImplementation interface is the top-level DOM interface, which you can use to check for the presence of a specific feature or to obtain an interface for working with a DOM document. 

VendorDesc is a short descriptive name that identifies the DOM implementation. This name is returned by the Description method of the DOM implementation factory that is used to register the implementation.

RegisterDOMVendor 

DOMVendors 

GetDOMVendor 

TXMLDocument 

Using the Document Object Model