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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Standards
W3C publishes Recommendations which are considered Web Standards. Standards are normative. They are endorsed by W3C and its Members. Learn about our Standards process.
Supporting Notes
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 388 reports across 108 families, filtered by status (Notes).

Web Architecture

- history
Tags
Web API
- history
Translation for URIs, URLs, and URNs: Clarifications and Recommendations 1.0
français

EPUB

- history
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Digital Publishing
- history
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Accessibility
Digital Publishing
- history
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Accessibility
Digital Publishing
- history
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Digital Publishing
- history
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Digital Publishing
- history
Tags
Digital Publishing
- history
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Accessibility
Digital Publishing
- history
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Accessibility
Digital Publishing
- history
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Digital Publishing
- history
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Accessibility
Digital Publishing

Writing Effective Explainers

DID

- history
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Privacy
Security
- history
Tags
Privacy
Security
- history
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Privacy
Security
- history
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Privacy
Security
- history
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Privacy
Security
- history
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Privacy
Security

Verifiable Credentials

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Privacy
Security
- history
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Privacy
Security

CSS

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CSS
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CSS
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CSS
- history
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CSS

Accessibility of content

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Accessibility
- history
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Accessibility
- history
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Accessibility
Translation for Website Accessibility Conformance Evaluation Methodology (WCAG-EM) 1.0
polski
- history
Tags
Accessibility
- history
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Accessibility
CSS
Translation for CSS Techniques for Web Content Accessibility Guidelines 1.0
português (Brasil)

Internationalization for Spec Developers

- history
Tags
i18n
- history
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Data
i18n
Media
Web API
WoT
- history
Tags
i18n
Translation for Best Practices for XML Internationalization
français

PNG

TTML

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Media
- history
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Accessibility
CSS
HTML
- history
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Media

Self-Review Questionnaire: Security and Privacy

Internationalization for HTML

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CSS
i18n
XML

EME

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

MSE

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

Web of Things

- history
Tags
WoT

RDF

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Data
Deliverers
RDF Working Group
Translations for RDF 1.1 Primer
dansk
português
- history
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Data
Deliverers
RDF Working Group
- history
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Data
Deliverers
RDF Working Group
- history
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Data
Deliverers
RDF Working Group
- history
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Data
Deliverers
RDF Working Group
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Data
- history
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Data
Translation for Best Practice Recipes for Publishing RDF Vocabularies
français
- history
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Data
Translation for Defining N-ary Relations on the Semantic Web
русский
- history
Tags
Data
Translation for A Semantic Web Primer for Object-Oriented Software Developers
русский

Geospatial data

Web App Manifest

Accessibility User Requirements

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Accessibility
HTML
Media

Digital Publishing

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Accessibility
Digital Publishing
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Accessibility
Digital Publishing
- history
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Digital Publishing
- history
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Digital Publishing

Web Payments

Accessibility of Remote Meetings

MathML

- history
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Browser
Digital Publishing
HTML
Deliverers
Math Working Group
Translation for MathML Media-type Declarations
日本語
- history
Tags
i18n
Deliverers
Math Working Group
- history
Deliverers
Math Working Group
- history
Deliverers
Math Working Group
- history
Deliverers
Math Working Group
Translation for Units in MathML
日本語

Accessibility Conformance Testing

MiniApp

CSS Fonts

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Web Fonts

Character Model for the World Wide Web

Web Audio API

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Media
Web API
Deliverers
Audio Working Group
- history
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Media
Web API
Deliverers
Audio Working Group

Incremental Font Transfer

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Web Fonts

Text Layout Requirements

Time Ontology

Media Timed Events

JSON-LD

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Data

Lightweight Packaging Format (LPF)

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Digital Publishing
Translation for Lightweight Packaging Format (LPF)
中文(繁體)

Dataset exchange

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Data

Distributed Tracing

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Performance

DCAT

EXI

IndieAuth

IndieAuth

Note
- history

Social Web Protocols

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- history

Sensor API

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Web API

SHACL

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Data
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Data
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Data

Xquery & XSLT

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XML
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XML
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XML
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XML
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XML
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XML
- history
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XML
- history
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XML
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XML

Cloud Browser Architecture

Web Publications

Web Annotations

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Data
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Data

EARL

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Accessibility
HTTP
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Accessibility
- history
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Accessibility
HTTP

Data on the Web Best Practices

XInclude

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XML
- history
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XML

XProc

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XML
- history
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XML

WOFF

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Web Fonts

Tabular Data

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Data
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Data

UAAG

ATAG

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Accessibility

SCXML

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Media
- history
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Media

Linked Data Platform

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Data

XML Signature

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XML
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XML
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XML
- history
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XML
- history
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XML

HTML

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Data
HTML
- history
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HTML
- history
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Data
HTML
- history
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HTML
- history
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HTML
Translation for XHTML Media Types - Second Edition
日本語
- history
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HTML
Web API
- history
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HTML
- history
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HTML
Deliverers
SYMM Working Group
- history
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HTML
- history
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Data

HCLS

CSS Template Layout

RDFa

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Data
HTML
Deliverers
RDFa Working Group

Screen Wake Lock API

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Web API

RDF Vocabulary

Device API Requirements

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Web API

EmotionML

Best Practices for Publishing Linked Data

MBUI

Web Crypto

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Security

XML Canonicalization

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XML
- history
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XML
- history
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XML

WebIDL

PROV

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XML Encryption

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XML
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XML

OWL

RIF

XML

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i18n
XML
Translation for Legacy extended IRIs for XML resource identification
français
- history
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Data
XML
- history
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XML
- history
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XML

RDB2RDF

- history
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Data
- history
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Data

MMI

Web Application Privacy

Widgets

XML Schema

- history
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XML

QA Framework

- history
- history

EMMA

Mobile Web for Social Development

Mobile Best Practices

- history
Translation for W3C mobileOK Scheme 1.0
Deutsch
- history
Translations for Guidelines for writing device independent tests
中文(简体)
中文(繁體)

SML

POWDER

SKOS

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Tags
Data
Translations for SKOS Simple Knowledge Organization System Primer
dansk
español
日本語

egov

Device Description

Web Security UI

Web Services Policy

WSDL

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Translation for Discussion of Alternative Schema Languages and Type System Support in WSDL 2.0
polski

SOAP

GRDDL

- history
Tags
Data
Deliverers
GRDDL Working Group
Translation for GRDDL Primer
français
- history
Tags
Data
Deliverers
GRDDL Working Group
Translation for GRDDL Use Cases: Scenarios of extracting RDF data from XML documents
français

SPARQL

- history
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Data

Device Independence

SVG

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DOM
XML
Deliverers
SVG Working Group

SSML

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Media

XLink

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XML
- history
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XML
- history
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Data
XML
- history
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XML

Web Services

XForms

- history
Tags
XML
Deliverers
Forms Working Group

LBase: Semantics for Languages of the Semantic Web

InkML

CC/PP

Xpointer

SMIL

Voice Browsers

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Media

WebCGM

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Graphics