A collection of useful utilities for bcp47 and rfc4647
Parse HTTP headers from RFC 9110 (and a bunch of others) using the full ABNF.
Detect and resolve locale for a given set of supported (country specific) locales
This package has been moved to langtag-utils
This projects in no longer being maintained. I would recommend choosing an alternative such as https://github.com/opentable/accept-language-parser.