MediaWiki 1.39

MediaWiki 1.39 is a future long-term support release of MediaWiki. It was deployed on Wikimedia Foundation wikis through incremental "wmf"-branches between March and September 2022. The 1.39.0 stable release is expected to come out in November 2022. Download or checkout the   branch in Git to follow this release. Consult the file for the full list of changes.