Nextcloud Talk

With Nextcloud Talk, you can chat, do audio/video call and collaborate around your document.  In its core, Nextcloud talk is a communication platform. Its functionality overlaps individual and group chat apps like Whatsapp and Slack, as well as video call platforms like Zoom and Skype. Here are some of the features of Talk.
  • Group chat and 1-on-1 chat
  • Individual and group video calls
  • Mentioning users and replying to messages
  • Grid or presenter view
  • Screen sharing
  • Notifications
  • Browser interface and mobile apps for Android and iOS
For use with external guests, conversations can be made public and shared with a link that can be password protected.