mattcg / language-subtag-registry Star 88 Code Issues Pull requests BCP 47/IANA language subtag data in JSON format. i18n bcp-47 m17n language-tags subtags Updated Dec 9, 2025 JavaScript
wooorm / bcp-47 Sponsor Star 75 Code Issues Pull requests Parse and stringify BCP 47 language tags i18n language code iana tag bcp language-tags subtags bcp47 47 Updated Jul 3, 2026 JavaScript
mattcg / language-tags Star 71 Code Issues Pull requests A Swiss Army knife for language tags. i18n bcp-47 m17n language-tags subtags Updated Jul 7, 2025 JavaScript
wooorm / bcp-47-normalize Sponsor Star 24 Code Issues Pull requests Normalize, canonicalize, and format BCP 47 tags i18n language code format iana tag bcp language-tags subtags normal bcp47 47 canonical Updated Nov 1, 2023 JavaScript
ryanve / subtag Sponsor Star 7 Code Issues Pull requests Language tag parser for JavaScript and Node.js javascript i18n language parser internationalization localization localisation ietf languages bcp-47 subtags Updated Jan 11, 2023 JavaScript
The-3Labs-Team / laravel-referral-rewriter-tag Star 2 Code Issues Pull requests 🏷️ A simple solution for rewrite shop tags with your own tags and subtags amazon tags ebay referral subtags Updated Jun 23, 2026 PHP
sovereignbase / html-lang-primary-subtags Star 0 Code Issues Pull requests This package provides a strictly typed union of all registered primary language subtags, without regions, scripts, variants, or extensions. html typescript types union lang subtags iso-639 bcp47 lanugage Updated Dec 17, 2025 TypeScript