bcp-472.2mMIT2.1.0Parse and stringify BCP 47 language tags
wooormIl y a over 3 yearsbcp47, bcp-47, bcp, 47 language-subtag-registry73.9mCC0-1.00.3.23Full BCP 47 language subtag data from the official IANA repository, in JSON format with multiple indices.
mattcgIl y a over 1 yearbcp47, iana, subtags, rfc5646 language-tags74.1mMIT2.1.0Work with IANA language tags.
mattcgIl y a 5 monthsbcp47, iana, subtags, rfc5646 lcid22.4mMIT5.0.0Mapping between standard locale identifiers and Windows locale identifiers (LCID)
sindresorhusIl y a over 1 yearbcp47, lcid, locale, string bcp-47-match4.3mMIT2.0.3Match BCP 47 language tags with language ranges per RFC 4647
wooormIl y a almost 3 yearsbcp47, bcp-47, bcp, 47