This page aims at documenting Spec support in Webkit. It should be kept up to date. Any specs that are partially implemented should have a link to a detailed status page.

||HTML|| 3.2 || Full ||
|| || 4.01 || Full/Partial/No ||
|| || 5 || Full/Partial/No ||
||XHTML|| 1.0 || Full ||
|| || 1.1 || Full/Partial/No ||
|| || 1.1 SE (draft) || Full/Partial/No ||
|| || 2.0 (draft) || Full/Partial/No ||
||XHTML Basic || 1.1 || No ||
||XHTML Mobile || 1.0 || No ||
|| || 1.1 || No ||
|| || 1.2 || No ||
||XHTML+Voice || 1.2 || No ||
||XSLT || 1.0 || Full/Partial/No ||
|| || 2.0 || Full/Partial/No ||
||XPath || 1.0 || Full/Partial/No ||
|| || 2.0 || Full/Partial/No ||
||XSLFO || 1.1 || Full/Partial/No ||
||XML Events || 1 || Full/Partial/No ||
|| || 2 (draft) || Full/Partial/No ||
||XForms || 1.0 || Full/Partial/No ||
|| || 1.0 SE ||  Full/Partial/No ||
|| || 1.0 TE ||  Full/Partial/No ||
|| || 1.1 (draft || Full/Partial/No ||
||VoiceXML || 2.1 || No ||
||CSS || 1 || Full ||
|| || 2 || Partial ||
|| || 2 R1 || Partial || pre-wrap and pre-line are not yet supported ||
|| || 3 (under dev) || Partial ||
||CSS Mobile || 1.0 || No ||
|| || 2.0 || No ||
||ECMAScript || Edition 3 || Yes ||
|| || Javascript 1.5 || Full/Partial/No ||
|| || Javascript 1.6 || Full/Partial/No ||
|| || Javascript 1.7 || Full/Partial/No ||
|| || Javascript 1.8 || Full/Partial/No ||
|| || JScript .NET || Full/Partial/No ||
|| || Edition 4 (under dev) || No ||
||DOM || 1 || Full ||
|| || 2 Core || Full ||
|| || 2 Views || Full ||
|| || 2 Events || Full ||
|| || 2 Style || Full ||
|| || 2 Traversal/Range || Full ||
|| || 2 HTML || Full ||
|| || 3 Core || Full/Partial/No ||
|| || 3 Load/Save || Full/Partial/No ||
|| || 3 Validation || Full/Partial/No ||
|| || 3 XPath (WG Note) || Full/Partial/No ||
|| || 3 Views/Formatting (WG Note) || Full/Partial/No ||
||XMLHTTPRequest || (draft) || Full ||
||SVG || 1.1 || Partial || http://webkit.org/projects/svg/status.xml ||
|| || Tiny 1.1 || Full/Partial/No ||
|| || Basic 1.1 || Full/Partial/No ||
|| || Tiny 1.2 (CR) || Full/Partial/No ||
||MathML || 2.0 || No ||
|| || 2.0 SE || No ||
|| || 3.0 (draft) || No ||