MediaWiki extensions manual
OOjs UI icon advanced.svg
Release status: beta
Implementation User interface, Database
Description Allows MediaWiki messages to be shared from a central database.
Latest version 2.0 (2020-05-26)
MediaWiki 1.39+
License GNU General Public License 2.0 or later
Example ShoutWiki & Interface Messages Wiki (ShoutWiki's MessageCommons wiki)
  • $wgMessageCommonsLang
  • $wgMessageCommonsIsCommons
  • $wgMessageCommonsDatabase
Quarterly downloads 2 (Ranked 168th)
Public wikis using 1,205 (Ranked 198th)
Translate the MessageCommons extension if it is available at translatewiki.net

The MessageCommons extension allows MediaWiki messages to be shared from a central database.


  • Download and place the file(s) in a directory called MessageCommons in your extensions/ folder.
  • Add the following code at the bottom of your LocalSettings.php :
    wfLoadExtension( 'MessageCommons' );
  • Set $wgMessageCommonsIsCommons to true for the wiki where messages should be fetched from and set $wgMessageCommonsLang and $wgMessageCommonsDatabase in the wiki farm's GlobalSettings.php/CommonSettings.php
  •   Done – Navigate to Special:Version on your wiki to verify that the extension is successfully installed.


  • $wgMessageCommonsIsCommons (boolean)
Set this to true for the wiki which "hosts" MessageCommons
  • $wgMessageCommonsLang (string)
Set this to the language code ($wgLanguageCode) of the MessageCommons wiki
  • $wgMessageCommonsDatabase (string)
Set this to the database name of the MessageCommons wiki

See alsoEdit