I've just installed it
and I must say it is very impressive. It looks nice and is easy to use. It is just the sort
of tool I've been looking for.
XML Spy is a professional validating XML editor for Windows
developers, IT professionals and Web-Design people that lets you edit all XML,
XHTML, XSL, RDF, 3DML, and DTD files and provides three advanced views on your
documents: an Enhanced Grid View for strucutred editing, a Source View with
syntax-coloring for low-level work, and an integrated Browser View that support
CSS and XSL style-sheets.