[ABNF]Augmented BNF for Syntax Specifications: ABNF, D. Crocker, P. Overell. IETF.[ABOUT]The 'about' URI scheme, S. Moonesamy. IETF.[APNG](Non-normative) APNG Specification. S. Parmenter, V. Vukicevic, A. Smith. Mozilla.[ARIA]Accessible Rich Internet Applications (WAI-ARIA), J. Diggs, J. Nurthen, M. Cooper. W3C.[ARIAHTML]ARIA in HTML, S. Faulkner, S. O'Hara. W3C.[ATAG](Non-normative) Authoring Tool Accessibility Guidelines (ATAG) 2.0, J. Richards, J. Spellman, J. Treviranus. W3C.[ATOM](Non-no...| html.spec.whatwg.org
InfraUnicode and Encoding| html.spec.whatwg.org
HTML| html.spec.whatwg.org
HTML| html.spec.whatwg.org
The HTML element represents introductory content, typically a group of introductory or navigational aids. It may contain some heading elements but also a logo, a search form, an author name, and other elements.| MDN Web Docs
HTML| html.spec.whatwg.org
HTML| html.spec.whatwg.org
HTML| html.spec.whatwg.org
ARIA semantics that extend and diverge from HTML| w3c.github.io
HTML Accessibility API Mappings (HTML-AAM) defines how user agents map HTML [HTML] elements and attributes to platform accessibility application programming interfaces (APIs). It leverages and extends the Core Accessibility API Mappings 1.2 and the Accessible Name and Description Computation 1.2 for use with the HTML host language. Documenting these mappings promotes interoperable exposure of roles, states, properties, and events implemented by accessibility APIs and helps to ensure that this...| w3c.github.io