1)   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.
XML editor, XSLT editor, XSLT debugger, XQuery Debugger, XML, XSL, DTD, XML Schema, XSD, RNG,