MediaWiki version history

MediaWiki is an open-source wiki engine whose first version, 1.1, was released in 2003. The following table contains the MediaWiki version history, showing all of its release versions.

Table
Version number Version note Date Links Notable changes
Legend:
Old version
Older version, still maintained
Latest version
Latest preview version
Future release
Future release: 1.41
Current stable version: 1.40 June 30, 2023 (2023-06-30) Full release notes, Language support
Older version, yet still maintained: 1.39 (LTS) PHP 7.4+ now required November 30, 2022 (2022-11-30) Full release notes, Language support
  • Required PHP version bumped to 7.4.3; PHP 8.0 and 8.1 supported officially
Old version, no longer maintained: 1.38 June 2, 2022 (2022-06-02) Full release notes, Language support
Old version, no longer maintained: 1.37 November 18, 2021 (2021-11-18) Full release notes, Language support
Old version, no longer maintained: 1.36 May 28, 2021 (2021-05-28) Full release notes, Language support
  • Requires the PHP internationalization extension (commonly referred to as Intl, ext-intl, or php-intl).
  • Includes the new MediaWiki logo.
Older version, yet still maintained: 1.35 (LTS) September 25, 2020 (2020-09-25) Full release notes, Language support
  • Uses PHP 7.3.19 or newer (with exception of PHP 7.4.0 to 7.4.2 due to an upstream bug).
  • Bundles Parsoid and VisualEditor
Old version, no longer maintained: 1.34 PHP 7.2 or 7.3 now required December 19, 2019 (2019-12-19) Full release notes, Language support
  • HHVM no longer supported
  • Uses PHP 7.2.9 or newer
Old version, no longer maintained: 1.33 (last version to support PHP 7.0 and 7.1) July 2, 2019 (2019-07-02) Full release notes, Language support
Old version, no longer maintained: 1.32 January 11, 2019 (2019-01-11) Full release notes, Language support
Old version, no longer maintained: 1.31 (LTS) PHP 7.0+ now required June 13, 2018 (2018-06-13) Full release notes, Language support
  • The new skin Timeless was added
Old version, no longer maintained: 1.30 (last version to support PHP 5.6) December 12, 2017 (2017-12-12) Full release notes, Language support
Old version, no longer maintained: 1.29 July 13, 2017 (2017-07-13) Full release notes, Language support
Old version, no longer maintained: 1.28 November 28, 2016 (2016-11-28) Full release notes, Language support
Old version, no longer maintained: 1.27 (LTS) June 28, 2016 (2016-06-28) Full release notes, Language support
  • Requires PHP version 5.5.9 or higher
Old version, no longer maintained: 1.26 (last version to support PHP 5.3.3) November 25, 2015 (2015-11-25) Full release notes, Language support
Old version, no longer maintained: 1.25 May 25, 2015 (2015-05-25) Full release notes, Language support
Old version, no longer maintained: 1.24 November 27, 2014 (2014-11-27) Full release notes, Language support
  • New localizations
  • Performance improvements
  • Category pages can now be moved
  • Support for register_globals was dropped
  • Many other changes
Old version, no longer maintained: 1.23 (LTS) June 5, 2014 (2014-06-05) Full release notes, Language support
  • Skin autodiscovery deprecated.
  • Notifications
  • CSS refresh for Vector
Old version, no longer maintained: 1.22 December 7, 2013 (2013-12-07) Full release notes, Language support
  • Anti-spam and countervandalism improvements.
  • Editing improvements.
  • Upgrades to Vector and other skins.
  • Support for Composer PHP dependency manager.
  • Improvements to Login and signup forms.
Old version, no longer maintained: 1.21 May 25, 2013 (2013-05-25) Full release notes, Language support
  • Clearer email notifications.
  • New ContentHandler.
  • Support for high DPI displays.
Old version, no longer maintained: 1.20 November 7, 2012 (2012-11-07) Full release notes, Language support
  • Required PHP version bumped to 5.3.2
  • New diff view, greatly improved in clarity especially for whitespace and other small changes and color-blind users.
Old version, no longer maintained: 1.19 (LTS)
(last version to support PHP 5.2.3)		 May 2, 2012 (2012-05-02) Full release notes, Language support
  • Required MySQL version bumped to 5.0.2
  • More gender support for example in user lists
  • LanguageConverter and some magic words now depend on the page content language
Old version, no longer maintained: 1.18 (last version to support MySQL 4) November 28, 2011 (2011-11-28) Full release notes, Language support
Old version, no longer maintained: 1.17 June 22, 2011 (2011-06-22) Full release notes, Language support
Old version, no longer maintained: 1.16 July 28, 2010 (2010-07-28) Full release notes, Language support
  • The new skin Vector was added
  • RSS/Atom feeds are now included in the watchlist
  • Blocking users from sending email via Special:Emailuser is now possible
Old version, no longer maintained: 1.15 June 10, 2009 (2009-06-10) Full release notes, Language support
  • Supports filename moving
  • Added keywords {{GENDER:||}}, {{NUMBEROFACTIVEUSERS}} and {{REVISIONUSER}}
Old version, no longer maintained: 1.14 February 22, 2009 (2009-02-22) Full release notes, Language support
  • Supports a plaintext copyright notice (other than Creative Commons or GFDL)
  • Images can link to an arbitrary title or URL
  • Search engine indexing can be controlled on a per-page basis
  • Better CSS support for handheld devices
  • Page history pages now have a date selector
  • File upload history pages now display thumbnails for every file version
Old version, no longer maintained: 1.13 August 14, 2008 (2008-08-14) Full release notes, Language support
  • New special pages: FileDuplicateSearch, ListGroupRights
  • Special:UserRights and Special:SpecialPages have been redesigned
  • Hidden category feature: __HIDDENCAT__ on a category page hides the category on the article page.
  • Friendlier behaviour for users who click a red link but can't edit
  • Double redirects created by a page move can be fixed automatically
Old version, no longer maintained: 1.12 March 20, 2008 (2008-03-20) Full release notes, Language support
Old version, no longer maintained: 1.11 September 10, 2007 (2007-09-10) Full release notes, Language support
  • $wgAddGroups and $wgRemoveGroups are added to allow finer control over usergroup assignment
  • AJAX-based page watching has been cleaned up and enabled by default
Old version, no longer maintained: 1.10 May 9, 2007 (2007-05-09) Full release notes, Language support
  • "Cascading protection" feature
  • Improved tooltips and accesskey feature
  • Various improvements to blocking and special page caching
  • IPv6 support
Old version, no longer maintained: 1.9 January 10, 2007 (2007-01-10) Full release notes, Language support
  • "Undo revision" feature
  • Various improvements to blocking and special page caching
  • Tables with sortable columns
  • Addition of an edit counter field to the user database
  • Revision size displayed on watchlists and recent changes
  • The names of Special: pages can now be localized, so links and URLs to them are more legible in languages that aren't English.
Old version, no longer maintained: 1.8 October 10, 2006 (2006-10-10) Full release notes, Language support
  • Full support for PostgreSQL (8.1 or better) database backend
  • Support for DjVu thumbnailing and multipage navigation
  • Various improvements to user blocking; blocks can be made to affect only unregistered users using a particular IP address
  • Uploading files from publicly accessible URLs is possible if enabled
Old version, no longer maintained: 1.7 July 7, 2006 (2006-07-07) Full release notes, Language support
  • MediaWiki 1.7 requires PHP 5 (5.1 recommended). PHP 4 is no longer supported.
  • Deleted files can now be restored.
Old version, no longer maintained: 1.6 (last version to support PHP 4) April 5, 2006 (2006-04-05) Full release notes, Language support
  • Page protection/unprotection uses a new, expanded form.
  • "Job queue" for background updates.
  • Improved tracking of template usage.
  • Template parameters can have default values.
Old version, no longer maintained: 1.5 (last version to support MySQL 3) October 5, 2005 (2005-10-05) Full release notes, Language support
  • Major database redesign decoupling text storage from revision tracking, resulting in:
    • Significant performance boosts for some operations.
    • Permalink functionality for all revisions.
    • Support for storing bulk data outside the main database.
  • Support for e-mail notification upon changes.
  • Page content must be encoded in UTF-8.
Old version, no longer maintained: 1.4 March 20, 2005 (2005-03-20) Full release notes, Language support
  • User interface language can be changed by the user.
  • Significant performance improvements.
  • Support for compressing old revisions of articles to reduce storage needs.
  • Image gallery generation, list of recently uploaded images.
  • SVG rasterization support (requires external support tools).
Old version, no longer maintained: 1.3 August 11, 2004 (2004-08-11) Full release notes
  • New, highly CSS-based default look and feel ("MonoBook" skin) and better web standards compliance.
  • Parametrized templates.
  • Category feature.
  • Automatic merging of edit conflicts when possible.
  • Improved installation.
Old version, no longer maintained: 1.2 March 24, 2004 (2004-03-24) Full release notes
  • Experimental web-based installer.
  • Image resizing and thumbnail generation.
  • Editing toolbar for learning wiki syntax.
  • User rights management within the wiki.
Old version, no longer maintained: 1.1 December 8, 2003 (2003-12-08) Full release notes
  • New wiki table syntax.
  • User-editable interface messages through "MediaWiki namespace".
  • XML-wrapped page source export with optional history.
  • "Magic words" – special variables and parser instructions.

Timeline

See also
  • Special:Version, special MediaWiki page that shows the current installed software. It is available on all MediaWiki sites.
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