Parse and stringify BCP 47 language tags

Resolve the preferred locale based on the value of an `Accept-Language` HTTP header.

Normalize, canonicalize, and format BCP 47 tags

A set of tools for working with accent data in Mozilla's Common Voice dataset

ISO 639 tables for managing autonyms, LCIDs and default ISO 15924 scripts in a machine-readable format

ISO 639 and IETF Language Code Lookup Tool

🔠 The super-fast locale matcher and normalizer in just 2 kB gzipped and no Intl dependency.

A rust library for getting the current locale as a language code.

Code for parsing the IANA Language Subtag Registry and implementing BCP 47 support in Firefox.

Ilingo is a lightweight library for translation and internationalization.

A pluggable BCP47 picker

BCP-47 related types for Dart

PHP helpers to validate and normalize IETF BCP 47 language tag

Lightweight PHP library for parsing, validating, normalizing, and resolving BCP 47 language tags

Data handling based on official standards and authorised sources.

Java library for languages and BCP47

C# .NET library for ISO 639-2, ISO 639-3, RFC 5646 / BCP 47 language tags

A collection of useful utilities for bcp47 and rfc4647

A small utility to construct a language tag according to BCP 47

Parse and stringify BCP 47 language tags