1)   Altova Enterprise XML Suite 2006
The Altova Enterprise XML Suite is a comprehensive XML development toolset that delivers the highest functionality and best product value. It includes Enterprise Editions of XMLSpy, MapForce, StyleVision, and SchemaAgent, plus the new SemanticWorks.
XML, XML editor, XML mapping, Schema editor, DTD editor, XSL editor, ZML Schema, DTD, XSL, XSLT,