XACML Рекомендации W3C XPointer XInclude Пространство имён (XML) XFrames Common Gateway Interface SKOS InkML XSL JSON-LD XML Encryption Rule Interchange Format XLink SPARQL SOAP WAI-ARIA XSL-FO XSLT World Wide Web Foundation Timed text ActivityPub WSDL PGML RDFS LOGML P3P XProc XQuery Web Ontology Language SMIL Amaya CERN httpd Web Storage Document Object Model HTML5 audio WHATWG XML Schema (W3C) Скрипты в HTML CSS Working Group VML Resource Description Framework World Wide Web Conference Speech Synthesis Markup Language MathML Консорциум Всемирной паутины VoiceXML CSS XForms CHTML XML SVG XHTML H…

HTML5 Тег video XMLHttpRequest Uniform Office Format HTML XPath