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New Sep 9, 2025
Group Note: CSS Snapshot 2025
This document collects together into one definition all the specs that together form the current state of Cascading Style Sheets (CSS) as of...
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New Aug 21, 2025
First Public Working Draft: A Well-Known URL for Relying Party Passkey Endpoints
This specification defines a well-known URL which WebAuthn Relying Parties (RPs) can host to make their creation and management endpoints discoverable by WebAuthn clients and...
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New Aug 21, 2025
First Public Working Draft: Device Bound Session Credentials
Device Bound Sessions Credentials (DBSC) aims to prevent hijacking via cookie theft by building a protocol and infrastructure that allows a user agent to assert possession of a securely-stored private...
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New Aug 19, 2025
W3C Invites Implementations of Accessibility Conformance Testing (ACT) Rules Format 1.1
Act Rules Format defines a format for writing accessibility test rules that can be used for developing automated testing tools and manual testing...
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New Aug 18, 2025
W3C updates its Process Document
The W3C Membership approved the 2025 W3C Process Document, which documents the organizational structure of W3C and processes, responsibilities and functions that enable W3C to accomplish its...
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New Jul 31, 2025
W3C invites implementations of Incremental Font Transfer
This specification defines a method to incrementally transfer a font from server to...
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New Jul 29, 2025
Vision for W3C is a W3C Statement
The W3C Advisory Board has published today as a W3C Statement the document Vision for W3C, which articulates W3C’s core vision for the...
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New Jul 22, 2025
First Public Working Draft: CSS Borders and Box Decorations Module Level 4
This module contains the features of CSS relating to the borders and decorations of boxes on the...
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New Jul 22, 2025
First Public Working Draft: IMSC Text Profile 1.3
This specification defines a text-only profile of [ttml2] intended for subtitle and caption delivery applications...
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New Jul 17, 2025
W3C opens Inclusion Fund and Invited Expert Fund for TPAC 2025
This program is for people from an under-represented group and Invited Experts who wouldn’t be able to attend or meaningfully contribute to TPAC without financial...
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New Jul 17, 2025
Diversity report 2025
W3C released the 2025 diversity report, as part of our commitment and continued focus on diversity and inclusion since...
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New Jul 15, 2025
Upcoming: IAB/W3C Workshop on Age-Based Restrictions on Content Access
The Internet Architecture Board (IAB) and World Wide Web Consortium (W3C) are convening a workshop to examine the technical and architectural implications of different approaches to implementing...
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New Jul 8, 2025
First Public Working Draft: CSS Positioned Layout Module Level 4
This module defines coordinate-based positioning and offsetting schemes of CSS: relative positioning, sticky positioning, absolute positioning, and fixed...
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New Jul 1, 2025
First Public Working Draft: Digital Credentials
This API enables websites to request credentials, and for users to consent to return credentials that they carry around in digital...
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New Jun 24, 2025
Portable Network Graphics (PNG) Specification (Third Edition) is now a W3C Recommendation
The Third Edition adds Animated PNG and High Dynamic Range (HDR)...
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New Jun 24, 2025
Draft Group Note: Linked Web Storage Use Cases
User stories and use cases for the Linked Web Storage (LWS)...
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New Jun 24, 2025
W3C invites implementations of MathML Core
This specification defines a core subset of Mathematical Markup Language, or MathML, that is suitable for browser...
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New Jun 12, 2025
DPUB-ARIA and DPUB-AAM are now W3C Recommendations
The Accessible Rich Internet Applications (ARIA) Working Group has published Digital Publishing WAI-ARIA Module 1.1 (DPUB-ARIA) and Digital Publishing Accessibility API Mappings 1.1 (DPUB-AAM) as W3C...
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New Jun 10, 2025
New session of the W3Cx course on CSS Basics
W3C opens today a new session of its CSS Basics course on W3Cx, where you can learn how to take your web pages from bland to bold with the power of CSS...
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New Jun 3, 2025
W3C Advisory Committee Elects Advisory Board
The W3C Advisory Committee has elected seven individuals to the W3C Advisory Board (AB)...
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May 15, 2025
Privacy Principles is a W3C Statement
This document provides definitions for privacy and related concepts that are applicable worldwide as well as a set of privacy principles that should guide the development of the web as a trustworthy...
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May 15, 2025
First Public Working Draft: CSS Functions and Mixins Module
This module defines the ability for authors to define custom functions, acting similar to parametrized custom...
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May 15, 2025
Portable Network Graphics (PNG) Specification (Third Edition) is a W3C Proposed Recommendation
This document describes PNG (Portable Network Graphics), an extensible file format for the lossless, portable, well-compressed storage of static and animated raster...
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May 15, 2025
The Verifiable Credentials 2.0 family of specifications is now a W3C Recommendation
The Verifiable Credentials Working Group has published seven W3C Recommendations: Verifiable Credentials Data Model v2.0, Verifiable Credential Data Integrity 1.0, Data Integrity EdDSA Cryptosuites...