Requested at https://translatewiki.net/wiki/Support/Archive/2026/04#Adding_Southern_Uzbek_to_Translatewiki
Autonym: اۉزبېکچه
[x] Add to language-data ([[ https://github.com/wikimedia/language-data/pull/506 | patch ]])
-- [x] Run `src/util/ulsdata2json.php` before adding
-- [ ] Add a script to `scriptgroups` (if needed)
-- [ ] Add a script to `rtlscrips` (if needed)
-- [x] Run `src/util/ulsdata2json.php` after adding
[ ] Add to translatewiki configuration
-- [ ] Add assistant languages to `mw-config/AssistantLanguageSettings.php` (if needed)
-- [ ] Configure as `always-export-languages` in `repoconfig.yaml` (if needed; most languages don't need it)
[ ] Deploy configuration to translatewiki
[ ] Add a Messages*.php file with `$rtl = true;` (if needed)
[ ] Deploy the Messages*.php file with `$rtl = true;` to translatewiki
[ ] Add an entry to LocalNames/LocalNamesEn.php in the CLDR extension (if needed)
[ ] Add jquery.ime keyboard (if needed)
-- [ ] Add keyboard documentation
[ ] Update jquery.uls and jquery.ime in the ULS extension
[ ] Deploy ULS to translatewiki
[ ] Create the translatewiki language portal
[ ] Make sure that the category for the language is not marked as disabled
[ ] Update the translatewiki language portal to indicate that the language is enabled
[ ] Add the requester (and possibly other relevant users) to the translators list on the portal
[ ] Enter the autonym in the Wikimedia Portals project
[ ] Test language search in UniversalLanguageSelector and fix the search index (if needed)
[ ] Enable machine translation and test that it works (if needed)
See documentation on how to add a language to translatewiki: https://www.mediawiki.org/wiki/Manual:Adding_and_removing_languages#translatewiki