SPEAK is an exchange platform designed to help you enhance your sense of belonging through community-led language groups and cultural exchange events.
There are over +20 cities where you can experience SPEAK in-person, or you can join groups online from wherever you are in the world. Whether you want to learn a language, share a language, or make new friends, SPEAK has the right opportunity for you.
Website: https://www.speak.social/en/ 
Some relevant landing pages:
Join a language group: https://go.speak.social/exchange-languages-connect-people-world-2023/