CLDR v41 is a limited-submission release. Most work was on tooling, with only specified
updates to the data, namely Phase 3 of the grammatical units of measurement project.
The required grammar data for the Modern coverage level increased, with 40 locales
adding an average of 4% new data each. Ukrainian grew the most, by 15.6%.
The tooling changes are targeted at the v42 general submission release. They
include a number of features and improvements such as progress meter widgets in the
Finally, the Basic level has been modified to make it easier to onboard new
languages, and easier for implementations to filter locale data based on
The following table shows the number of Languages/Locales in this version. (See
v41 Locale Coverage
table for more information.)
Suitable for full UI internationalization
Suitable for full “document content” internationalization, such as formats in a spreadsheet.
Suitable for locale selection, such as choice of language in mobile phone settings.
Total of all languages/locales with ≥ Basic coverage.
Beyond the member organizations of the Unicode Consortium, many dedicated
communities and individuals regularly contribute to updating their locales,
Modern: Cherokee, Cantonese, Scottish Gaelic, Sorbian (Lower), Sorbian (Upper)
Moderate: Asturian [nearly Modern], Breton, Faroese, Fulah (Adlam), Kaingang, Nheengatu, Quechua, Sardinian
Basic: Bosnian (Cyrillic), Interlingua, Kabuverdianu, Māori, Romansh, Tajik, Tatar, Tongan, Uzbek (Cyrillic), Wolof
For details, see the
Unicode CLDR v41 Release Note.
The next version of CLDR, version 42, is slated to start General Submission on
May 18, 2022.
Unicode CLDR provides key building blocks for software supporting the
world’s languages. CLDR data is used by all
systems (including all mobile phones) for their software
internationalization and localization, adapting software to the conventions of
to help the Unicode Consortium’s work on digitally disadvantaged languages