Halbi, Ho and Kui are tribal languages. Halabi is an Indo-Aryan language spoken primarily in central India, notably in Chhattisgarh, Odisha, Madhya Pradesh, and Maharashtra, by the Halba tribe and other groups. Ho is an Austroasiatic (Munda) language spoken by the Ho people in Jharkhand/Odisha.
Kui (Kondh) is a Dravidian language primarily spoken by the Kandha tribe in Odisha.