W3C standards and drafts

W3C publishes a range of technical reports (Standards and supporting Notes) which help move the web forward.

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W3C publishes Recommendations which are considered Web Standards. Standards are normative. They are endorsed by W3C and its Members. Learn about our Standards process.
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Notes are informative. They give you use cases, practices, and code examples.
Supporting Registries
Registries are informative. They document collections of values or other data.

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Showing 58 reports across 16 families, filtered by tags (HTML).

TTML

- history
Tags
HTML
- history
Tags
HTML
- history
Tags
HTML

EME

- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML

WAI-ARIA

Using ARIA

Draft Standard
- history
Tags
HTML

MSE

- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML
Deliverers
Media Working Group
- history
Tags
HTML

HTML

- history
Tags
HTML
Deliverers
HTML Working Group
- history
Tags
HTML
3 translations for HTML Media Capture
日本語
한국어
русский
- history
Tags
HTML
- history
Tags
HTML
- history
Tags
HTML
- history
Tags
HTML
- history
Tags
HTML
1 translation for XHTML Media Types - Second Edition
日本語
- history
Tags
HTML

HTML Design Principles

Draft Standard
- history
Tags
HTML
- history
Tags
HTML
- history
Tags
HTML
Deliverers
SYMM Working Group

Ruby Annotation

Standard
- history
Tags
HTML
4 translations for Ruby Annotation
Deutsch
français
日本語
polski
- history
Tags
HTML

MathML

MathML Core

Draft Standard
- history
Tags
HTML
Deliverers
Math Working Group
- history
Tags
HTML
Deliverers
Math Working Group
1 translation for MathML Media-type Declarations
日本語

WebVTT

- history
Tags
HTML

Accessibility User Requirements

RDFa

- history
Tags
HTML
Deliverers
RDFa Working Group
1 translation for HTML+RDFa 1.1 - Second Edition
日本語
- history
Tags
HTML
Deliverers
RDFa Working Group
- history
Tags
HTML
Deliverers
RDFa Working Group
1 translation for RDFa Core 1.1 - Third Edition
日本語
- history
Tags
HTML
Deliverers
RDFa Working Group
2 translations for RDFa Lite 1.1 - Second Edition
français
日本語
- history
Tags
HTML
Deliverers
RDFa Working Group
1 translation for XHTML+RDFa 1.1 - Third Edition
日本語

SVG

SVG Integration

Draft Standard
- history
Tags
HTML
Deliverers
SVG Working Group

CSS Style Attributes

- history
Tags
HTML
4 translations for CSS Style Attributes
Deutsch
한국어
polski
русский

ITS

- history
Tags
HTML
1 translation for Internationalization Tag Set (ITS) Version 2.0
日本語

XForms

XForms for HTML

Draft Standard
- history
Tags
HTML
Deliverers
Forms Working Group

Mobile Best Practices

- history
Tags
HTML
1 translation for Mobile Web Best Practices 1.0
français

UAAG

Accessibility of content