MediaWiki Language Extension Bundle/2022.04


We would like to announce the release of MediaWiki Language Extension Bundle 2022.04. This bundle is compatible with MediaWiki >= 1.36.4 < 1.37 or MediaWiki >= 1.37.4 and requires PHP 7.3.19 or above.

Next MLEB is expected to be released in 3 months. If there are very important bug fixes, we will do an intermediate release. Please give us your feedback at

Quick links:

Release notes for each extension are below.


  • MLEB now requires MediaWiki >= 1.36.4 < 1.37 or MediaWiki >= 1.37.4 and PHP 7.3.19
  • We're planning to sunset the LocalisationUpdate extension from version 2022.07. Please read the announcement.
  • UX improvements when translatable pages are being edited with VisualEditor (task T261181)

Babel, cldr, CleanChanges and LocalisationUpdate[edit]

  • Localisation and maintenance updates.


Breaking changes[edit]

  • If you are using translation memory with ElasticSearch backend, we recommend rebuilding the translation memory index. This can be done by running php <path_to_mediawiki_core>/extensions/Translate/scripts/ttmserver-export.php


Font updates[edit]

  • No updates