| name | Ethnologue status | language family | office | IETF | alphabet | ISO 6391 | ISO 6392 | ISO 6393 | speakers (people) | Manuscript | micronation | publisher | former country | is a dialect |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Khazar language | Turkic languages | Old Turkic script | zkz | Yes | ||||||||||
| Old Turkic | Turkic languages | Old Turkic script | Either:$#$otk –Old Turkish$#$oui –Old Uighur [Old_Uighur] | Yes | ||||||||||
| Old Uyghur | Turkic languages | Old Turkic script | oui | Yes |