oXygen is an XML editor that supports any XML document, and works with XML Schemas, DTDs, Relax NG schemas, and NRL Schemas. It has powerful transformation support that allows you to edit XSLT and XSL-FO documents and to obtain documents in the desired output format (such as HTML, PS, or PDF) with just one click. It also includes a complete Subversion client, support for flattening XML Schemata, an XML Schema instance generator, integration with the X-Hive/DB, MarkLogic and TigerLogic XML databases, editing actions on the diagram, and a rename refactoring action.
EditiX Lite is a powerful and easy to use XML editor, visual schema editor and XSLT debugger. It is designed to help Web authors and application programmers take advantage of the latest XML and XML-related technologies such as XSLT/FO, DocBook, and XSD Schema. It has real-time XPath location and syntax error detection, context syntax popups supporting DTD, Schema, and RelaxNG, and support for multiple templates and project management.