I suggest eligible status for the Wikipedia in Campidanese Sardinian [1]. It's used primarily for oral communication, but it's a standardized variety, with literature heritage. [2][3]. [1] https://meta.wikimedia.org/wiki/Requests_for_new_languages/Wikipedia_Campid… [2] https://en.wikipedia.org/wiki/Campidanese_dialect [3] https://www.ethnologue.com/language/sro