Mediawiki version table from: MediaWiki version history[1]

Legend: Old version, no support Older version, still supported Current stable version Latest preview version Future release
Version number Date Links Notable changes
Future release: 1.20 1.20 (master) started as of February 2012 Full release notes, Language support
  • Required PHP version bumped to 5.3.2
Current stable version: 1.19 May 2, 2012
(last version to support PHP 5.2.3)
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
Older version, yet still supported: 1.18 November 28, 2011
(last version to support MySQL 4)
Full release notes, Language support
  • Better directionality (LTR, RTL) support
  • User links are adapted to reflect the user's gender
  • Protocol relative URL support
Old version, no longer supported: 1.17 June 22, 2011 Full release notes, Language support
Old version, no longer supported: 1.16 July 28, 2010, supported until November 2011 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 supported: 1.15 June 10, 2009 Full release notes, Language support
  • Supports filename moving
  • Added keywords {{GENDER:||</strong>}}, {{NUMBEROFACTIVEUSERS}} and {{REVISIONUSER}}
Old version, no longer supported: 1.14 February 22, 2009 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 supported: 1.13 August 14, 2008 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 supported: 1.12 March 20, 2008 Full release notes, Language support
Old version, no longer supported: 1.11 September 10, 2007 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 supported: 1.10 May 9, 2007 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 supported: 1.9 January 10, 2007 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 supported: 1.8 October 10, 2006 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 supported: 1.7 July 7, 2006 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 supported: 1.6 April 5, 2006
(last version to support PHP 4)
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 supported: 1.5 October 5, 2005
(last version to support MySQL 3)
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 supported: 1.4 March 20, 2005 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 supported: 1.3 August 11, 2004 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 supported: 1.2 March 24, 2004 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 supported: 1.1 December 8, 2003 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.
{| class="wikitable" style="clear: both;"
! Version number
! Date
! Links
! Notable changes
|-
| {{Version |p |<strong>1.20</strong>}}
| 1.20 (master) started as of February 2012
| [https://gerrit.wikimedia.org/r/gitweb?p=mediawiki/core.git;a=blob;f=RELEASE-NOTES-1.20 Full release notes], [[mw:Localization statistics|Language support]]
|
* Required PHP version bumped to 5.3.2
|-
| {{Version |c |<strong>1.19</strong>}}
| May 2, 2012 <br/><small>(last version to support PHP 5.2.3)</small>
| [https://gerrit.wikimedia.org/r/gitweb?p=mediawiki/core.git;a=blob;f=RELEASE-NOTES-1.19;hb=REL1_19 Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.19|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 [[mw:Page content language|page content language]]
|-
| {{Version |co |<strong>1.18</strong>}}
| November 28, 2011<br/><small>(last version to support MySQL 4)</small>
| [https://gerrit.wikimedia.org/r/gitweb?p=mediawiki/core.git;a=blob;f=RELEASE-NOTES-1.18;hb=REL1_18 Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.18|Language support]]
|
* Better [[Writing direction|directionality]] (LTR, RTL) support
* User links are adapted to reflect the user's gender
* Protocol relative URL support
|-
| {{Version |o |<strong>1.17</strong>}}
| June 22, 2011
| [http://svn.wikimedia.org/viewvc/mediawiki/branches/REL1_17/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.17|Language support]]
|
* New Installer
* [[mw:ResourceLoader|ResourceLoader]]
* Category sorting improved
|-
| {{Version |o |<strong>1.16</strong>}}
| July 28, 2010, supported until November 2011
| [http://svn.wikimedia.org/viewvc/mediawiki/branches/REL1_16/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.16|Language support]]
|
* The new skin [[Wikipedia:Vector|Vector]] was added
* [[RSS]]/[[Atom (standard)|Atom]] feeds are now included in the watchlist
* Blocking users from sending email via Special:Emailuser is now possible
|-
| {{Version |o |<strong>1.15</strong>}}
| June 10, 2009
| [http://svn.wikimedia.org/viewvc/mediawiki/branches/REL1_15/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.15|Language support]]
|
* Supports filename moving
* Added keywords {{((}}GENDER:||</strong>{{))}}, {{((}}NUMBEROFACTIVEUSERS{{))}} and {{((}}REVISIONUSER{{))}}
|-
| {{Version |o |<strong>1.14</strong>}}
| February 22, 2009
| [http://svn.wikimedia.org/viewvc/mediawiki/branches/REL1_14/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.14|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 [[Cascading Style Sheets|CSS]] support for handheld devices
* Page history pages now have a date selector
* File upload history pages now display thumbnails for every file version
|-
| {{Version |o |<strong>1.13</strong>}}
| August 14, 2008
| [http://svn.wikimedia.org/viewvc/mediawiki/branches/REL1_13/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.13|Language support]]
|
* New special pages: FileDuplicateSearch, ListGroupRights
* Special:UserRights and Special:SpecialPages have been redesigned
* Hidden category feature: <pre>__HIDDENCAT__</pre> 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
|-
| {{Version |o |<strong>1.12</strong>}}
| March 20, 2008
| [http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_12_0/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.12|Language support]]
|
* [[Internationalization and localization]] has made a huge step forward; a lot more translations, new translations are now also committed to 1.12, [[Special:Version]] is localizable, support for Hebrew, Thai and Iranian calendar.
* [[meta:Migration to the new preprocessor|Parser preprocessor rewritten]]
* Userrights interface improved and generalized
|-
| {{Version |o |<strong>1.11</strong>}}
| September 10, 2007
| [http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_11_0/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.11|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
|-
| {{Version |o |<strong>1.10</strong>}}
| May 9, 2007
| [http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_10_0/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.10|Language support]]
|
* "Cascading protection" feature
* Improved tooltips and accesskey feature
* Various improvements to blocking and special page caching
* [[IPv6]] support
|-
| {{Version |o |<strong>1.9</strong>}}
| January 10, 2007
| [http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_9_0/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.9|Language support]]
|
* "Undo revision" feature
* Various improvements to blocking and special page caching
* Tables with [[Help:Sorting|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.
|-
| {{Version |o |<strong>1.8</strong>}}
| October 10, 2006
| [http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_8_0/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.8|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
|-
| {{Version |o |<strong>1.7</strong>}}
| July 7, 2006
| [http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_7_0/phase3/RELEASE-NOTES?view=markup Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.7|Language support]]
|
* MediaWiki 1.7 requires PHP 5 (5.1 recommended). PHP 4 is no longer supported.
* Deleted files can now be restored.
|-
| {{Version |o |<strong>1.6</strong>}}
| April 5, 2006<br/> <small>(last version to support PHP 4)</small>
| [http://sourceforge.net/project/shownotes.php?release_id=407308&group_id=34373 Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.6|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.
|-
| {{Version |o |<strong>1.5</strong>}}
| October 5, 2005<br/> <small>(last version to support MySQL 3)<small>
| [http://sourceforge.net/project/shownotes.php?release_id=361506&group_id=34373 Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.5|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]].
|-
| {{Version |o |<strong>1.4</strong>}}
| March 20, 2005
| [http://sourceforge.net/project/shownotes.php?release_id=314389&group_id=34373 Full release notes], [[translatewiki:Translating:MediaWiki/statistics/1.4|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).
|-
| {{Version |o |<strong>1.3</strong>}}
| August 11, 2004
| [http://sourceforge.net/project/shownotes.php?release_id=259965&group_id=34373 Full release notes]
|
* New, highly [[Cascading Style Sheets|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.
|-
| {{Version |o |<strong>1.2</strong>}}
| March 24, 2004
| [http://sourceforge.net/project/shownotes.php?release_id=226003&group_id=34373 Full release notes]
|
* Experimental web-based installer.
* Image resizing and thumbnail generation.
* Editing toolbar for learning wiki syntax.
* User rights management within the wiki.
|-
| {{Version |o |<strong>1.1</strong>}}
| December 8, 2003
| [http://sourceforge.net/project/shownotes.php?release_id=202383&group_id=34373 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.
|}

  1. The following information is taken from the article MediaWiki version history in the version of 00:00, 2 August 2012.