Alternatives
https://www.qwant.com/?q=list%20of%20open%20source%20messaging%20apps&t=web
https://www.gnu.org/software/messenger/
https://jami.net/ (very much feature complete, but no police ID required, unlike many others)
https://www.qwant.com/?q=list%20of%20open%20source%20messaging%20apps&t=web
https://www.gnu.org/software/messenger/
https://jami.net/ (very much feature complete, but no police ID required, unlike many others)