1)   XMLSpy Enterprise Edition 2006 Altova XMLSpy 2006 Enterprise is the industry standard XML development environment. It offers the top XML editor, a schema designer, code generator, file converters, debuggers, profilers, support for XSLT, XQuery, WSDL, SOAP, .NET, Eclipse, and more. 2)   oXygen XML Editor and XSLT Debugger 7.1 Oxygen is an XML Editor and XSLT Debugger in Java. Can validate XML, XSD, RNG, DTD, NRL, Schematron and XSL. Features XSLT transformation, Unicode support, FOP support, browser preview, automatic DTD generation, code insight and outliner.