Add communication apps

- Revolt Chat - Communication is critical, Privacy is essential. (1:1 opensource alternative to discord)
https://revolt.chat/ https://github.com/revoltchat#download-links

- Session https://github.com/oxen-io/session-android

- NextCloud Talk - https://nextcloud.com/talk/

- Twake - https://twake.app/

- Mattermost - https://mattermost.com/

- Status - https://status.im/