Related sites for DML development

Sites that will help better understand the technology behind DML and tools to better use the technology

XML.org - A good web site to visit to get technical details and how everyone is embracing XML technology

MSDN for XML - A good site to get basic to advanced information on how to generate, use and benefit from XML formatted data.

Tools for XML

XML Spy - One of the better ones for working with XML formatted data.

X Metal - A good to tool for generation of XML data.