Editors

Altova XMLSpy XML Editor - Popular XML Editor and IDE including XML Schema designer, code generator, file converters, debuggers, profilers, support for XSLT, XQuery, WSDL, SOAP, plus .NET and Eclipse integration. [Commercial, 30-day trial]

Antenna House XML Editor 3.2 - The Antenna House XML Editor 3.2 is a software application that combines two tools. One is for editing XML documents. The other is a parsing application, which verifies if an XML document and DTD is correct by comparing it with the XML specification. It supports a wide variety of character encodings, and all characters of Unicode can be displayed as long as the font is appropriate. An XML view is available for tagging.

EditiX - XML editor and XSLT debugger for Windows, Linux and Mac OS X. Provides editing support for XML, DTD, XHTML, XSLT, XSD, XML RelaxNG, SVG, MathML and XML FO.

epcEdit - Validating XML/SGML document editor for Windows, Linux, and Solaris. [Commercial]

Stylus Studio - Sonic Software's platform for an XML development environment that includes an XML Schema editor, XSLT editor, XML-XML mapper, debugging and document wizards. [Commercial]

Syntext Serna XML WYSIWYG Editor - Syntext Serna is a customizable, multi-platform, XSL-driven WYSIWYG XML content editor. It looks and works like a conventional word processor, and supports Docbook, DITA, and TEI.

Tagfree2000 - Contains XML, DTD, and SMIL editors. [Commercial]

XMetaL - A document-centric authoring tool for XML and SGML. [Commercial]

XML Marker - Offers a tree-table-text interface eith both hierarchical and tabular style views.

XMLmind XML Editor - XXE, for short, is a full-fledged XML 1.0 editor featuring a word processor-like view (CSS2 styled). It has been created to make technical persons comfortable and productive at editing XML documents and XML data. [Open Source]

XmlTool - Mouse-based editor for XML files, that generates HTML, XSL, DTD files, and gets Database structure and queries. [Shareware]

XML:Wrench - Windows editor and tools for XML and other file formats. Includes tools for validation, importing from HTML, and transforming using XSL(T).

XMLWriter - A validating XML text editor for Windows that supports XML, XSL, DTD, CSS, and HTML files. [Shareware]

XPontus - A free Java based XML editor that can perform validation, XSL transformations, schema/DTD generation, code completion, and formatting. Details of features, project information, screen-shots, and download. [GPL]