Production uses of XSLT within W3C:

• Many W3C specs: XMLSpec DTD with stylesheets to generate various formats, e.g. MathML 2.0: HTML, XHTML, PDF (2)
• Math, XSL, SVG: public pages
• RDF: RDF/XML parser, RDF picture description using SVG
• Issues management: XML Protocols, WS Architecture, XSLT, XPath
• Publications: on-line pubrules validator
• RSS Feeds: W3C home page, MathML, XSL, SVG, Internal WDs
• DOM: test suite framework
• WAI: stylesheets used to add ToC to specs
• TAG: meeting minutes formatting
• QA: generating the Matrix