Matrix, and I recommend selfhosting Continuwuity as it is lightweight and easy to spin up. Your other option could be XMPP with Snikket or proper Prosody.
Though do you have any particular features you wanna bring over from Facebook Messenger?
Matrix, and I recommend selfhosting Continuwuity as it is lightweight and easy to spin up. Your other option could be XMPP with Snikket or proper Prosody.
Though do you have any particular features you wanna bring over from Facebook Messenger?