Technical Architecture Group (TAG)

W3C has created the TAG to document and build consensus around principles of Web architecture and to interpret and clarify these principles when necessary, to resolve issues involving general Web architecture brought to the TAG, and to help coordinate cross-technology architecture developments inside and outside W3C. -- TAG charter

Nearby: tracker · TAG Findings · educational materials · www-tag@w3.org archives (tips) · public-tag-announce (RSS) · tag@w3.org archives (Member-only)

Current Events/Documents

distributed meeting: Thursdays, 13:00 Boston time, for 90 minutes. The agenda evolves, typically a stable version is posted to www-tag 24 hours in advance the day before; minutes to follow within a day or two after.
Issue Tracker. See the TAG issue tracking policy (and tips for getting the TAG's attention).
Architecture of the World Wide Web, Volume One W3C Recommendation 15 Dec 2004
tracking public-webarch-comments
Proposed Errata

Earlier meetings are indexed below.

Schedule and Deliverables

Face-to-face meetings:

TAG meeting in Bristol Mon, 19 May to Wed, 21 May in Bristol per 31 Jan decision. logistics

Previous meetings are listed in the History section.

The TAG is chartered for an indefinite duration. Work items include:

issues list and Tracker document issues that the TAG has agreed to address
TAG Findings

Participation and Policies

The TAG has 9 members; 5 elected, 3 appointed, and 1 chair:

Tim Berners-Lee (W3C) (Chair)
Ashok Malhotra (Oracle)²
Noah Mendelsohn (IBM)²
David Orchard (BEA)¹
T. V. Raman (Google)³
Jonathan Rees (Science Commons)²
Henry Thompson (U. of Edinburgh)²
Norm Walsh (Sun)¹
Stuart Williams (HP)¹

Notes:

As of 1 February 2008, Dan Connolly provides staff support for the TAG.
¹ Two-year term begins 1 Feb 2007 (see announcement to Membership and election results).
² Two-year term began 1 Feb 2008 (see election results).
³ One-year term began 1 Feb 2008 (see election results).

Mailing list policies for the TAG

www-tag (archive)

This is the TAG's public list where it conducts work and engages in discussions on its work with the community.

Read privileges: This list is public. Anyone may read the archives.
Write privileges: Anyone may write to this list. Please read the tips for getting the TAG's attention below.
To subscribe to www-tag, send mail to www-tag-request with "Subject: subscribe". To unsubscribe from this list, send a mail to www-tag-request with "Subject: unsubscribe".

public-tag-announce (archive)

This list is used for announcements from the TAG of minutes, meeting summaries, findings, new issues, resolved issues, and drafts of architecture documents. Note: These announcements will also go to www-tag; public-tag-announce is intended for subscribers wishing to receive a subset of mail sent to www-tag.

Read privileges: This list is public. Anyone may read the archives.
Write privileges: Only the Team may write to this list.
To subscribe to public-tag-announce, send mail to public-tag-announce-request with "Subject: subscribe". To unsubscribe from this list, send a mail to public-tag-announce-request with "Subject: unsubscribe".

public-webarch-comments (archive)

This list is used for last call (and possible future) review comments on the Architecture Document.

Read privileges: This list is public. Anyone may read the archives.
Write privileges: Anyone may write to the list.
To subscribe to public-webarch-comments, send mail to public-webarch-comments-request with "Subject: subscribe". To unsubscribe from this list, send a mail to public-webarch-comments-request with "Subject: unsubscribe".

W3C will do its best to ensure that the archives of these mailing lists do not change. W3C will only remove a mail to this list in extreme circumstances; see W3C's archive editing policy.

More about W3C mailing lists.

Group policies

TAG internal page (Member only)

Charter, History

The TAG charter was added to W3C process July 2001. The events below chart our progress:

March 2008: teleconferences: 13 Mar, 20 Mar, 27 Mar
February 2008: teleconferences: 7 Feb, 14 Feb, 21 Feb
face-to-face meeting: 26th-28th February 2008, Vancouver, BC, Canada (hosted by BEA).
January 2008: teleconferences: 10 Jan, 17 Jan, 31 Jan
December 2007: teleconferences: 6 Dec, 13 Dec
New Issue: webApplicationState-60
November 2007: teleconferences: 1 Nov, 15 Nov, 29 Nov
face-to-face meeting: TAG@TPAC 5th-10th November 2007, Cambridge, MA. Mon am, pm (with HCLSIG), Tue am, pm(with WSC - WSC minutes), Fri am
October 2007: teleconferences: 4 Oct, 11 Oct, 18 Oct, 25 Oct
September 2007: teleconferences: 6 Sep, 13 Sep, 27 Sep.
face-to-face meeting 17-19th September, University of Southampton, UK. Monday, Tuesday, Wednesday.
Updated Draft Finding: Versioning and Extensibility: Terminology, Strategies. "Associating Resources with Namespaces"
Misc writings: "Review of XHTML Modularization" relvant to XMLVersioning-41
August 2007: teleconferences: 30 Aug, 20 Aug, 13 Aug
New Issue scalabilityOfURIAccess-58. Updated Draft Finding: "Dereferencing HTTP URIs"
July 2007: teleconferences: 16 Jul, 9 Jul, 2 Jul
New Issue httpRedirections-57.
Updated Draft Finding: Versioning and Extensibility: Terminology, Strategies, Versioning XML.
June 2007: teleconferences: 25 Jun, 18 Jun, 11 Jun.
New Draft Finding: "Dereferencing HTTP URIs".
May 2007: teleconferences: 21 May, 14 May.
face-to-face meeting 30th May - 1 June, Mountain View, CA, USA. Wednesday, Thursday, Friday am.
Updated Draft Findings: "The Self-Describing Web"
April 2007: teleconferences: 30 Apr, 23 Apr, 16 Apr, 2 Apr,
March 2007: teleconferences: 26 Mar 19 Mar
face-to-face meeting 6-7 March, Cambridge, MA, USA. Tuesday, Wednedsay am and pm
Feb 2007: teleconferences: 5 Feb, 12 Feb, 26 Feb New Draft Findings: "The Importance of Self-Describing Documents"
Jan 2007: teleconferences: 2 Jan, 9 Jan, 23 Jan, 30 Jan
New issue utf7Encoding-55
Approved TAG finding The use of Metadata in URIs
Misc writings: "The elaborated infoset: A proposal" relevant to xmlFunctions-34.
Dec 2006: teleconference: 19 December
face-to-face meeting, 11-13 Dec., Cambridge, MA, USA
Issue metadataInURI-31 resolved
Nov 2006: teleconferences: 7 Nov, 14 Nov, 21 Nov
Approved TAG finding On Linking Alternative Representations To Enable Discovery And Publishing
Issue genericResources-53 resolved
Oct 2006: summary, teleconferences: 10 Oct, 17 Oct, 24 Oct, 31 Oct
face-to-face meeting, 4-5 Oct.,Vancouver, BC, Canada
New issue TagSoupIntegration-54
Sep 2006: teleconferences: 5 Sep, 19 Sep, 26 Sep.
Aug 2006: teleconferences: 8 Aug, 15 Aug, 29 Aug
Jul 2006: summary, teleconferences: 18 Jul, 25 Jul
Jun 2006: teleconferences: 6 Jun, 27 Jun
face-to-face meeting, 12-14 Jun., Amherst, MA, USA
May 2006: teleconferences: 2 May, 9 May, 16 May, 30 May
New issue genericResources-53, new draft finding: On Linking Alternative Formats To Enable Discovery And Publishing
Apr 2006: summary, teleconferences: 4 Apr, 11 Apr, 18 Apr, 25 Apr
New issue passwordsInTheClear-52
Approved TAG finding Authoritative Metadata
Issue putMediaType-38 resolved, issue namespaceState-48 resolved
Mar 2006: teleconferences: 21 Mar, 28 Mar
TAG finding The Disposition of Names in an XML Namespace published as a W3C Working Draft
27 Feb & 3 Mar 2006: face-to-face meeting, Mandelieu, France
Feb 2006: teleconferences: 7 Feb, 14 Feb, 21 Feb
Approved TAG finding: The Rule of Least Power
New draft finding: State in Web application design
Jan 2006: summary, teleconferences: 3 Jan, 10 Jan, 24 Jan, 31 Jan
Approved TAG finding: The Disposition of Names in an XML Namespace
Dec 2005: teleconferences: 13 Dec, 20 Dec
5-6 December 2005: face-to-face meeting, MIT, Cambridge, MA, USA
Nov 2005: teleconferences: 1 Nov, 8 Nov, 22 Nov
Oct 2005: summary, teleconferences: 4 Oct, 11 Oct, 18 Oct, 25 Oct
20-22 September 2005: face-to-face meeting, Edinburgh, Scotland, UK
Sep 2005: teleconferences: 6 Sep, 13 Sep
Aug 2005: teleconferences: 23 Aug, 30 Aug
Jul 2005: teleconferences: 5 Jul, 12 Jul
Jun 2005: summary, teleconferences: 21 Jun, 28 Jun
Issue httpRange-14 resolved
14-16 June 2005: face-to-face meeting, MIT, Cambridge, MA, USA
May 2005: teleconferences: 3 May, 10 May, 31 May
Apr 2005: teleconferences: 5 Apr, 12 Apr, 19 Apr, 26 Apr
New issue standardizedFieldValues-51
Mar 2005: teleconferences: 8 Mar, 15 Mar, 22 Mar, 29 Mar
New issue URNsAndRegistries-50
28 February 2005: face-to-face meeting, during the Tech Plenary 2005 in Boston, MA, USA
Feb 2005: summary, teleconferences: 7 Feb, 14 Feb, 22 Feb
New issues nameSpaceState-48, schemeProtocols-49
Jan 2005: teleconferences: 10 Jan, 24 Jan, 31 Jan
New issue endPointRefs-47
Dec 2004: 20 Dec, 13 Dec, 6 Dec