Registration for TPAC 2026

TPAC is the most important W3C community event of the year. During this exciting week, W3C working and interest groups gather and network to resolve the challenging technical and social issues that the web faces.
TPAC 2026 is hybrid with the main in-person hub in Dublin Ireland.

Important note: A W3C Account is required to register for this event.

Fees and payment

The below fee rates enable participation for the entire week’s events. There is no per-day rate for TPAC 2026.

The Early Bird rate is limited to the first 4 people of a given organization.

In-person participation:

Remote participation:

Our payment provider is Stripe (terms and conditions, privacy policy).

We invite you to help by adding a voluntary 5% fee contribution to your registration fee to help support eligible participants who need financial assistance to attend TPAC. You may opt out if you prefer.

Dates and schedule

TPAC 2026 will take place from 2026-10-26 till 2026-10-30 in Dublin, Ireland.

Meeting 2026-10-26 2026-10-27 2026-10-28 2026-10-29 2026-10-30
Accessibility Guidelines Working Group
Accessible Rich Internet Applications Working Group
Advisory Board
Audio Working Group
Autonomous Agents on the Web Community Group
Immersive Web Working Group, Immersive Web CG Joint Meeting
Internationalization Working Group
Media and Entertainment Interest Group
Media and Entertainment Interest Group, Timed Text WG Joint Meeting
Publishing Maintenance Working Group
RDF & SPARQL Working Group
Sustainable Web Interest Group
Technical Architecture Group
Web Application Security Working Group
Web Applications Working Group
Web Machine Learning Working Group, Web Machine Learning CG Joint Meeting
Web of Things Community Group
Web of Things PlugFest
Web Payment Security Interest Group
Web Performance Working Group
web-platform-tests Meeting
WebDX Community Group
WebExtensions Working Group
WebRTC Working Group
WebTransport Working Group
WHATWG, Accessible Platform Architectures Working Group Joint Meeting
Accessibility Conformance Testing (ACT) Task Force, ACT Rules Community Group Joint Meeting
Authoring Tool Accessibility Guidelines Community Group, Accessible Platform Architectures Working Group Joint Meeting
CSS Working Group, Accessible Platform Architectures Working Group Joint Meeting
Documentation Community Group
Equity Community Group
Linked Web Storage Working Group
Media Working Group, Web Real-Time Communications Working Group Joint Meeting
Web & AI Interest Group
Web & AI Interest Group, Accessible Platform Architectures Working Group: Research Questions Task Force Joint Meeting
Web Authentication Working Group
Web Authentication Working Group, Web Payments WG Joint Meeting
Web Fonts Working Group
WebView Community Group
Accessibility Guidelines Working Group, Accessible Rich Internet Applications Working Group Joint Meeting
Accessible Platform Architectures Working Group, Accessible Rich Internet Applications Working Group Joint Meeting
Anti-Fraud Community Group
Authoring Tool Accessibility Guidelines Community Group
Browser Testing and Tools Working Group
Cascading Style Sheets (CSS) Working Group
Devices and Sensors Working Group
Devices and Sensors Working Group, Web Applications Working Group Joint Meeting
Federated Identity Working Group
Federated Identity Working Group, Federated Identity CG Joint Meeting
Media and Entertainment Interest Group, Timed Text Working Group, Accessible Platform Architectures Working Group Joint Meeting
Mobile Accessibility Task Force
Publishing Maintenance Working Group, Publishing Community Group, Accessible Platform Architectures Working Group Joint Meeting
Social Web Working Group
Timed Text Working Group
Verifiable Credentials Working Group
W3C Global Chapters & Evangelists Meeting
WCAG 2.x Backlog Task Force
Web Editing Working Group
Web of Things Working Group
Web Payments Working Group
WHATWG
Accessibility Guidelines Working Group, Accessible Platform Architectures Working Group Joint Meeting
Accessibility Guidelines Working Group, Internationalization Working Group Joint Meeting
Decentralized Identifier Working Group
EthTrust Community Group
Immersive Web Working Group, Accessible Platform Architectures Working Group Joint Meeting
Media Working Group
Online Safety Community Group
Private Advertising Technology Community Group
Private Advertising Technology Working Group
Second Screen Working Group, Second Screen CG Joint Meeting
Security Interest Group
Solid Community Group
Spatio-temporal Data on the Web Working Group
SVG Working Group
WICG

Who has registered

See the Member-visible list of who has registered for groups.

Register