This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
David Ciani
davidciani.com
did:plc:vwagdl5t3fhpsqn6wiltmhxa
Extension U allows you to specify attributes from Unicode Locale (CLDR), including subnational regions, e.g. gsw-u-sd-chzh represents Swiss German as used in the Canton of Zurich. I probably wouldn't use in production as I don't know what kind of support it has and I wouldn't want to break things.
2026-07-03T21:49:59.687Z