Changelog:
Rewritten with Flutter
Support ipv6 (beta)
Strengthed password
Quick support feature
Hardware codecs H264 / H265 (beta)
AV1 codec
International keyboard (Map mode and translate mode)
Wayland support (beta, known issues #4276 (comment))
Privacy mode (beta, Windows only)
Headless Linux
Virtual display (Windows)
Resolution adjustment
Dark theme
A lot of improvements (#918)
https://rustdesk.com / https://github.com/rustdesk/rustdesk/
Do they have a flatpak yet?
https://github.com/rustdesk/rustdesk/wiki/Run-flatpak
https://github.com/rustdesk/rustdesk/releases/tag/1.2.0 -> rustdesk-1.2.0-x86_64.flatpak