News - 2025
W3C News
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First Public Working Draft: Semantic Sensor Network Ontology - 2023 Edition
Published:
The Semantic Sensor Network ontology (SSN) describes actuators and their actuations, sensors and their observations, samplers and their samplings, the procedures implemented, the features of interest and samples changed or studied, and the actuated and observed properties.
Group Note: CSS Snapshot 2025
Published:
This document collects together into one definition all the specs that together form the current state of Cascading Style Sheets (CSS) as of 2025.
First Public Working Draft: A Well-Known URL for Relying Party Passkey Endpoints
Published:
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 authenticators.
First Public Working Draft: Device Bound Session Credentials
Published:
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 key.
W3C Invites Implementations of Accessibility Conformance Testing (ACT) Rules Format 1.1
Published:
Act Rules Format defines a format for writing accessibility test rules that can be used for developing automated testing tools and manual testing methodologies.
W3C updates its Process Document
Published:
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 mission..
W3C invites implementations of Incremental Font Transfer
Published:
This specification defines a method to incrementally transfer a font from server to client.
Vision for W3C is a W3C Statement
Published:
The W3C Advisory Board has published today as a W3C Statement the document Vision for W3C, which articulates W3C’s core vision for the Web
First Public Working Draft: CSS Borders and Box Decorations Module Level 4
Published:
This module contains the features of CSS relating to the borders and decorations of boxes on the page.
