1)   EditiX (for Linux/Unix) 3.0
EditiX is an XML editor and XSLT debugger for Windows,Linux and Mac OS X designed to help web authors and web application programmers take advantage of the latest XML and XML-related technologies such as XSLT / FO, DocBook and XSD Schemas.
XML, Editor, XML editor, XSLT debugger, XSL debugger, Schema editor, DTD editor, XSL editor, XSL Transformation, XSD editor,

 2)   Xselerator 2.0.44
It's got everything an XSLT Editor should have plus a bit more like Intellisense and tag auto-complete! It's also half the price of XMLSpy... so it's great value. A 30 day free trial is available.
xml, xsl, editor, debugger, xpath, developer, tool,

 3)   Stylus Studio 2006
Stylus Studio 2006 XML Enterprise Edition is an advanced XML IDE. Stylus Studio 2006 adds powerful new features, again pushing the innovation envelope that helped establish Stylus Studio as the premier XML Editor.
Stylus Studio, XML, XQuery, XSL, XSLT, Web Services, XML, HTML, XML mapping, Java,

 4)   StyleVision Enterprise Edition 2008
Altova StyleVision 2008 Enterprise Edition is the ultimate visual stylesheet designer for transforming XML and database content into HTML, PDF, and Word/RTF output and creating e-forms. StyleVision supports XSLT, XSL:FO, CSS, and all major databases.
XML, database reporting, database reports, graphical stylesheet designer, HTML, CSS, XSLT, XSL:FO, XPath, XSLT 2.0,

 5)   Bonodi XML Editor 2.12
Bonodi XML Editor is a multilingual XML editor for MS Windows 98/Me/NT4/2000/XP. You can edit XML documents in English, Japanese, Chinese, Korean, Russian, Greek, Thai, Hebrew, Arabic, and other languages on any language version of MS Windows.
XML Editor, internet, web, search, replace, regular expression, editors, XML, HTML, XHTML,

 6)   EditiX (for Windows) 3.0
EditiX is an XML editor and XSLT debugger for Windows,Linux and Mac OS X designed to help web authors and web application programmers take advantage of the latest XML and XML-related technologies such as XSLT / FO, DocBook and XSD Schemas.
XML, Editor, XML editor, XSLT debugger, XSL debugger, Schema editor, DTD editor, XSL editor, XSL Transformation, XSD editor,

 7)   EditiX 3.2
EditiX is an XML editor and XSLT debugger for Windows,Linux and Mac OS X designed to help web authors and web application programmers take advantage of the latest XML and XML-related technologies such as XSLT / FO, DocBook and XSD Schemas.
XML, Editor, XML editor, XSLT debugger, XSL debugger, Schema editor, DTD editor, XSL editor, XSL Transformation, XSD editor,

 8)   Altova MissionKit for Pro Software Architects 2008
The Altova MissionKit 2008 for Professional Software Architects is the secret to savings on top software development and data management tools. Get XMLSpy and four other leading tools for less than the price of two! Restrictions apply: www.altova.com
XML, DTD, XSL, XSLT, XSD, Xpath, UML, Diff/Merge, stylesheet, Java,

 9)   EditiX (for Windows / Java VM) 3.0
EditiX is an XML editor and XSLT debugger for Windows,Linux and Mac OS X designed to help web authors and web application programmers take advantage of the latest XML and XML-related technologies such as XSLT / FO, DocBook and XSD Schemas.
XML, Editor, XML editor, XSLT debugger, XSL debugger, Schema editor, DTD editor, XSL editor, XSL Transformation, XSD editor,

 10)   Altova MissionKit for XML Developers 2008
The Altova MissionKit 2008 for Enterprise XML Developers is the secret to savings on top XML tools. Get six leading XML development tools (including XMLSpy, MapForce, and StyleVision) for less than the price of two! Restrictions apply: www.altova.com
XML, XML tools, XML bundle, XML editor, Schema editor, DTD editor, XSL editor, XML Schema, DTD, XSLT,

 11)   Ektron eWebEditPro+XML 4.2
Ektron eWebEditPro+XML is a browser-based editor that empowers business users and developers to author both HTML and XML content in a smart Web forms-like word-processor, hiding the complexities of XML. Provides both validation and schemas.
XML editor, XML, XSLT, validation, schema, calculated fields, calendar field, regular expressions, XPath, WYSIWYG html editor,

 12)   monoPlane Web Designer 0.02
Download and build your XML/XSL based site today. Intuitive, flexible. Free. Live demos and working sites available. Beta-testers, comments, suggestions welcome.
monoplane, web designer, xml, xsl, xslt, xpath, templates, rapid development, websites, templates,

 13)   Alchemist XML IDE Standard FREEWARE 3.0
Alchemist XML IDE, is a free advanced XML Integrated Development Environment (XML IDE). Alchemist adds powerful new features, again pushing the innovation envelope that helped establish Alchemist in the market.
XML, XSL, XSLT, XPATH, XSLT Debugger, Code Generator, PL/SQL, PHP, Oracle, MySQL,

 14)   Altova MissionKit for Pro XML Developers 2008
The Altova MissionKit 2008 for Professional XML Developers is the secret to savings on top XML tools. Get three tools -- XMLSpy Pro, MapForce Pro, and StyleVision Pro -- for less than the price of two! Save a bundle with the Altova MissionKit!
XML, XML tools, XML bundle, XML editor, Schema editor, DTD editor, XSL editor, XML Schema, DTD, XSLT,

 15)   Altova MissionKit for SW Architects 2007
The Altova MissionKit 2007 is the secret to savings on top software tools. Get XMLSpy, MapForce, and StyleVision plus up to five additional Altova app dev and data mgmt tools for less than the price of two! Restrictions apply: www.altova.com
XML, DTD, XSL, XSLT, XSD, Xpath, UML, Diff/Merge, stylesheet, Java,

 16)   Alchemist XML IDE Professional Free Edition 3.0
Alchemist XML IDE, is a free advanced XML Integrated Development Environment (XML IDE). Alchemist adds powerful new features, again pushing the innovation envelope that helped establish Alchemist in the market.
XML, XSL, XSLT, XPATH, XSLT Debugger, Code Generator, PL/SQL, PHP, Oracle, MySQL,