There's something similar, Unicode tags https://en.wikipedia.org/wiki/Tags_(Unicode_block) https://en.wikipedia.org/wiki/Tags_(Unicode_block): Tags is a Unicod

There's something similar, Unicode tags https://en.wikipedia.org/wiki/Tags_(Unicode_block) https://en.wikipedia.org/wiki/Tags_(Unicode_block): Tags is a Unicode block containing formatting tag characters. The block is designed to mirror ASCII. It was originally intended for language tags, but has now been repurposed as emoji modifiers, specifically for region flags.