(1) Afroasiatic language family includes: Chadic languages (Marba, Hausa / Boko); Cushitic languages (Afaan-Oromo, Afar, Beja,* Somali*); Omotic languages (Bench*), Dizin, Wolaytta); Semitic languages (Turoyo / Ṭūroyo*).
(2) Khoisan languages (Khoekhoe /Nama).
(3) Kadu / Kadugli–Krongo languages (Kadugli, Kanga, Katcha, Kamda, Keiga, Krongo, Kufa, Miri).
(4) Niger-Congo languages: Atlantic-Congo languages (Bandial, Efik, Ibibio, Kambari, Laalaa, Mankanya, Mbum, Noon, Safen, Supyire,Yemba); Bak languages (Mankanya); Bantu languages (Bemba, Chichewa, Comorian*), Duala, Ewondo, Luganda,* Herero, Ikizu, Jita,Kikuyu, Kinyarwanda, Kirundi, Kongo, Lingala, Loma*), Lozi, Makonde, Mandekan, Maore, Mende (Mɛnde yia), Nkore (Runyankore) Northern Ndebele (South Africa), Northern Ndebele (Zimbabwe), Northern Sotho, OshiWambo, Ronga, Sena, Shona, Soga,Southern Ndebele, Southern Sotho, Swahili*, Swati, Tshiluba, Tsonga,Tswana, Tumbuka, Umbundu, Venda, Xhosa, Yao, Zigula, Zinza, Zulu; Bantoid languages (Awing, Pinyin); Gur languages (Dagaare, Dagbani, Mossi); Kwa languages (Akan, Ga, Twi); Mande languages (Bambara, Busa, Kpelle,* Loma,* Mandinka,* Maninka, Mende,* Soninke, Susu); Senegambian languages (Adamaua Fulfulde*), Fula(ni)*), Serer*), Wolof*); Talodi languages (Acheron, Dengebu, Lumun, Tocho); Volta-Niger languages (Edo, Ewe, Fon, Igbo, Kupa, Yorùbá).
(5) Nilo-Saharan languages (Acholi, Alur, Aringa, Avokaya, Baka, Bari, Beli, Bongo, Dholuo, Dinka, Dongotono,Fur, Jur Modo, Kanuri, Karamojong, Keliko, Lotuko, Lokoya, Lopit, Lugbara,Maasai, Ma'di, Morokodo, Moru, Narim, Nuer, Olu'bo, Shilluk, Toposa, Wa'di,Zarma).
* Refers to Latin script only.
Sources: Omniglot, Wikipedia, Graphemica.