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 450 reports across 116 families, filtered by status (Notes).

Internationalization for Spec Developers

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Data
i18n
Media
Web API
WoT
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i18n
1 translation for Best Practices for XML Internationalization
français

Text Layout Requirements

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i18n
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i18n
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i18n

WebCodecs

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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group
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Media
Deliverers
Media Working Group

EPUB

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Accessibility
Digital Publishing
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Accessibility
Digital Publishing
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Digital Publishing
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Digital Publishing
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Digital Publishing
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Digital Publishing
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Accessibility
Digital Publishing

W3C Vision

- history
Deliverers
Advisory Board

Language Gap Analysis

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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n
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i18n

Accessibility of content

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Accessibility
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Accessibility
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Accessibility
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Accessibility
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Accessibility
CSS
1 translation for CSS Techniques for Web Content Accessibility Guidelines 1.0
português (Brasil)

Ethics for the Web

Web Application Privacy

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Privacy

Verifiable Credentials

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Privacy
Security

Web Architecture

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Web API
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1 translation for URIs, URLs, and URNs: Clarifications and Recommendations 1.0
français

WebRTC

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Media

CSS

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CSS
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CSS
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CSS

RDF

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Data
Deliverers
RDF Working Group
2 translations for RDF 1.1 Primer
dansk
português
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Data
Deliverers
RDF Working Group
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Data
Deliverers
RDF Working Group
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Data
Deliverers
RDF Working Group
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Data
Deliverers
RDF Working Group
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Data
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Data
1 translation for Best Practice Recipes for Publishing RDF Vocabularies
français
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Data
1 translation for Defining N-ary Relations on the Semantic Web
русский
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Data
1 translation for A Semantic Web Primer for Object-Oriented Software Developers
русский

Web of Things

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WoT
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WoT

Client-Edge-Cloud coordination

Geospatial data

DID

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Privacy
Security
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Privacy
Security
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Privacy
Security

Web App Manifest

Internationalization for HTML

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CSS
i18n
XML

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
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Digital Publishing
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Digital Publishing

WAI-Adapt module

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Accessibility

Web Payments

TTML

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Media
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Accessibility
CSS
HTML
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Media

Accessibility of Remote Meetings

MathML

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Browser
Digital Publishing
HTML
Deliverers
Math Working Group
1 translation for MathML Media-type Declarations
日本語
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i18n
Deliverers
Math Working Group
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Deliverers
Math Working Group
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Deliverers
Math Working Group
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Deliverers
Math Working Group
1 translation for Units in MathML
日本語

Accessibility Conformance Testing

MiniApp

CSS Fonts

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Web Fonts

Inaccessibility of CAPTCHA

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Accessibility

Self-Review Questionnaire: Security and Privacy

Character Model for the World Wide Web

Web Audio API

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Media
Web API
Deliverers
Audio Working Group
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Media
Web API
Deliverers
Audio Working Group

Incremental Font Transfer

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Web Fonts

Time Ontology

Media Timed Events

JSON-LD

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Data

Lightweight Packaging Format (LPF)

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Digital Publishing
1 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
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Social Web Protocols

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PNG

Sensor API

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Web API

SHACL

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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
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XML
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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
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Accessibility
HTTP

Data on the Web Best Practices

MSE

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HTML
Web API
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HTML
Web API
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HTML
Web API
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HTML
Web API

EME

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HTML
Web API
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HTML
Web API
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HTML
Web API
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HTML
Web API

XInclude

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XML
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XML

XProc

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XML
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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
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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
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XML
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XML

HTML

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Data
HTML
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HTML
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Data
HTML
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HTML
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HTML
1 translation for XHTML Media Types - Second Edition
日本語
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HTML
Web API
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HTML
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HTML
Deliverers
SYMM Working Group
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HTML
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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
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XML
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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
1 translation for Legacy extended IRIs for XML resource identification
français
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Data
XML
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XML
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XML

RDB2RDF

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Data
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Data

MMI

Widgets

Working with Time Zones

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i18n

XML Schema

QA Framework

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EMMA

Mobile Web for Social Development

Mobile Best Practices

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1 translation for W3C mobileOK Scheme 1.0
Deutsch
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2 translations for Guidelines for writing device independent tests
中文(简体)
中文(繁體)

SML

POWDER

SKOS

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Data
3 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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1 translation for Discussion of Alternative Schema Languages and Type System Support in WSDL 2.0
polski

SOAP

GRDDL

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Data
Deliverers
GRDDL Working Group
1 translation for GRDDL Primer
français
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Data
Deliverers
GRDDL Working Group
1 translation for GRDDL Use Cases: Scenarios of extracting RDF data from XML documents
français

SPARQL

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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
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XML
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Data
XML
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XML

Web Services

XForms

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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