Element

https://element.io/

Summary

All-in-one secure chat app for teams, friends and organisations.

Why is this useful for offline or underserved communities?

Communities can use Element to voice, video, and text chat, completely offline. Users can also federate their local Element instance with other instances.

Basic Info

Full List of Features: https://element.io/features

Configuration

Additional Resources

https://github.com/vector-im/element-web