HTML to XML converter
Convert html to xml with stylevision
http://www.altova.com/products/stylevision/html_to_xml_conversion.html
Saxon XSLT processor
Saxon XSLT processor
http://saxon.sourceforge.net/
Stylesheet designer
Altova stylevision is an award-winning, visual stylesheet designer for transforming xml and database content into html, rtf, pdf, and word 2007 (ooxml) output and for creating authentic electronic forms.
http://www.altova.com/products/stylevision/xslt_stylesheet_designer.html
Xalan XSLT and XPath processor
Xalan XSLT and XPath processor
http://xml.apache.org/xalan-j/index.html
XML to XML mapping
Altova mapforce is a graphical data mapping tool that helps you transform and convert between xml data and other xml schemas, databases, edi, flat files, and web services. convert data instantly or generate an application in java, c#, or c++.
http://www.altova.com/products/mapforce/xml_to_xml_mapping.html