Michael Campbell wrote:List of languages to add to Glossika (the 2018 strategy):
Abaza, Abkhaz, Acholi, Adyghe, Afar, Afrikaans, Ainu, Akan, Alabama, Albanian, Alsatian, Amharic, Amis, Ancient Egyptian, Ancient Greek, Ancient Hebrew, Aramaic, Arapaho, Aromanian, Assamese, Asturian, Atayal, Avar, Aymara, Balinese, Bambara, Bashkir, Basque, Bats, Bavarian, Bhojpuri, Bikol Central, Bosnian, Breton, Bulgarian, Burmese, Burushaski, Buryat, Caddo, Cape Verdian Creole, Carrier, Cebuano, Ch'orti', Cham, Chamicuro, Chamorro, Chechen, Cherokee, Cheyenne, Choctaw, Chukchi, Chuukese, Chuvash, Chuvash, Classical Nahuatl, Coatecas Altas Zapotec, Coptic, Cornish, Creek, Crimean Tatar, Dakota, Dargwa, Dari, Darkinjung, Dhivehi, Dinka, Dolgan, Dupaningan Agta, Dutch Low Saxon, Dyula, Eastern Mari, Edo, Efik, Elfdalian, Emilian, Erzya, Esperanto, Evenki, Ewe, Fang, Faroese, Fijian, Friulian, Fula, Fur, Gagauz, Galician, Gamilaraay, Gan, Ganda, Ge'ez, Georgian, Low German, Gooniyandi, Greenlandic, Guangzhou Cantonese, Guarani, Guerrero Amuzgo, Gujarati, Gulf Arabic, Gutnish, Hadiyya, Haida, Haitian, Hausa, Hawaiian, Hebrew, Hidatsa, Hijazi Arabic, Hiligaynon, Hla'arua, Hopi, Hui, Hupa, Ido, Igbo, Ilokano, Ingush, Interlingua, Interlingue, Inuit, Inuktitut, Inupiak, Iraqi Arabic, Isan Thai, Jakaltek, Jarawa, Javanese, Jin, Jinghpaw, Kabardian, Kabyle, Kalmyk, Kanakanavu, Kannada, Kapampangan, Kanuri, Karelian, Karok, Kashmiri, Kashubian, Kaxabu, Khakas, Khmer, Khoekhoegowab, Kikuyu, Kildin Sami, Kinyarwanda, Kiribati, Klallam, Koasati, Komi-Permyak, Kongo, Konkani, Kpelle, Kumyk, Kurmanji Kurdish, Kyrgyz, Ladakhi, Lak, Lakhota, Lango, Lao, Latgalian, Latin, Levantine Arabic, Lezgi, Limburgish, Lingala, Livonian, Lombard, Luganda, Lugbara, Luo, Luxembourgish, Maasai, Macedonian, Maithili, Malagasy, Malay, Malayalam, Maltese, Manchu, Mandingo, Mandinka, Manobo, Mansi, Mantauran Rukai, Maori, Mapuche/dungun, Maranao, Marathi, Marshallese, Mazanderani, Meadow Mari, Mende, Mezquital Otomi, Mi'kmaq, Min Bei, Min Dong, Mingrelian, Min Zhong, Mirandese, Miwok, Miyako, Mohawk, Moksha, Montagnais, Montana Salish, Mopan Maya, Mordvin, Moroccan Arabic, Motu, Mudburra, Muong, Nahuatl, Nanai, Napolitano, Nauruan, Navajo, Ndebele, Nepali, Ngiyambaa, Nogai, Northern Hindko, Northern Paiute, Northern Sami, Northern Sotho, Norwegian Bokmål, Novial, Nubian, Nuer, Occitan, Odia, Ojibwe, Okinawan, Old Armenian, Old English, Old Norse, Oromo, Ossetian, Paiwan, Palauan, Papiamentu, Pashtu, Pazeh, Punjabi, Pu-Xian Min, Puyuma, Quechua, Rajasthani, Rapa Nui, Romani, Romanian, Romansch, Rukai, Rundi, Rusyn, Saanich, Saisiyat, Sakha, Samburu, Samoan, Sandawe, Sanskrit, Santali, Seediq, Sardinian, Saterland Frisian, Scots, Seiyap Cantonese, Seri, Shanghainese, Shona, Shoshone, Sichuanese, Sicilian, Sidamo, Silesian, Sindhi, Sinhalese, Siraya, Somali, Songhay, Soninke, Sorbian North, Sorbian South, Southern Altai, Southern Sotho, Sranan Tongo, Sundanese, Svan, Swazi, Swiss German, Syrian Arabic, Tabasaran, Taino, Tajiki, Tamazight, Tamil, Tao, Taroko, Tatar, Tausug, Teke, Telugu, Teochew, Tetun, Tewa, Thao, Tibetan, Tigre, Tigrinya, Tofa, Tok Pisin, Tongan, Truku, Tshiluba, Tsonga, Tsou, Tswana, Tuareg, Tundra Nenets, Tunisian Arabic, Tupinambá, Turkmen, Tuvan, Twi, Tzotzil, Umbundu, Udmurt, Urdu, Uyghur, Venda, Veps, Virgin Islands Creole, Volapük, Vulgar Latin, Walloon, Waray-Waray, Warlpiri, West Flemish, West Frisian, Western Punjabi, White Hmong, Wolaytta, Wolof, Xhosa, Xiamen Minnan, Xiang, Yiddish, Yindjibarndi, Yoruba, Yucatec Maya, Yup'ik, Yurok, Zande, Zazaki, Zhuang, Zulu
If they manage all this, Glossika will be one of the top resources for rare languages. And many of these will probably be free, I imagine.
They’re also apparently working on a dictation function, which some of us miss from GMS. Hopefully they will fix up the flaws in some of the older courses too and add both male and female speakers for all languages.