W3C Web Accessibility Initiative Home

Making the Web Accessible

Strategies, standards, and supporting resources to help you make the Web more accessible to people with disabilities.

W3C

The World Wide Web Consortium (W3C) develops international standards for the Web: HTML, CSS, and many more.

WAI

The W3C Web Accessibility Initiative (WAI) develops standards and support materials to help you understand and implement accessibility.

You

You can use W3C WAI resources to make your websites, applications, and other digital creations more accessible and usable to everyone.

News

Current Work

(updated monthly)

See What We're Working On – Accessibility Activities and Publications

WCAG 2.2 Approved as an ISO Standard

(2025-Oct-21)

Web Content Accessibility Guidelines (‘ISO/IEC 40500, EAA, EN 301 549’ section of WCAG 2 Overview.

For Review: WCAG 3 Working Draft - September 2025

(2025-Sep-04)

WCAG 3 section ‘About this draft’. The starting place for background, timeline, and up-to-date information is the WCAG 3 Introduction.

For Wide Review: Accessibility Maturity Model — Updated Draft Note

(2025-Sep-01)

email announcing the Accessibility Maturity Model update. Please comment by 30 September 2025.

WCAG2ICT — W3C Group Note updated to coordinate with EN 301 549

(2025-Aug-21)

WCAG2ICT Overview.

Call for implementations: Accessibility Conformance Testing (ACT) Rules Format 1.1 — Candidate Recommendation

(2025-Aug-19)

ACT Overview. We welcome implementations any time. Please submit any comments by 20 October 2025.

Advancing Digital Accessibility with W3C WAI — keynote recording available

(2025-Jul-24)

Advancing Digital Accessibility with W3C WAI.

DPUB-ARIA and DPUB-AAM are now Web Standards (W3C Recommendations)

(2025-Jun-12)

WAI-ARIA Overview.

See All News Subscribe to WAI News

See what we have for you: Get Resources for…

Training Course: Digital Accessibility Foundations

The free "Introduction to Web Accessibility" online course provides the foundation you need to make your digital technology accessible. It's designed for:

technical and non-technical learners
developers, designers, ux, writers, managers, advocates
professionals, instructors, students

About the Free Online Course

Web Accessibility Perspectives: Video Captions

Captions are the audio information in text that is synchronized with the audio and visual content. Captions are called "subtitles" in some regions.

Video Captions are essential for people with disabilities and benefit everyone in a variety of situations.

More About Video Captions See All Perspectives Videos

Featured Resource: Making Audio and Video Media Accessible

This media resource helps you understand and create captions/subtitles, audio description of visual information, descriptive transcripts, and sign language for media. It introduces user experiences and benefits to organizations.

Making Audio and Video Media Accessible

Sponsors and Funders

WAI is supported in part by the following organizations. Thank you!

Ford Foundation, Technology and Society Program

WAI welcomes donations, sponsors, grants and other financial support.