Similar to W3C_Markup_Validation_Service
Web Open Font Format
Web Open Font FormatWebAssembly
WebAssemblyWebAuthn
WebAuthnXForms
XFormsXFrames
XFramesXHTML
XLink
XLinkXML
XML Inclusions
XIncludeXML Information Set
XML Path Language
XPathXML基底
XML BaseXML情報集合
XPath
XPointer
XPointerXQuery
XQueryXSL
XSL Formatting Objects
XSL Formatting ObjectsXSL Transformations
XSLTウェブストレージ
Web storageCompact HTML
C-HTMLSPARQL
SPARQLHyperText Markup Language
HTMLHandheld Device Markup Language
Handheld Device Markup LanguageMeta要素
Meta element文字参照
Character entity referenceResource Description Framework
Resource Description FrameworkWikipedia:井戸端/subj/芸能人の本名は原則非記載とすべきでは