Screen is an Electron-based app that supports WebRTC-based voice, video and “multiplayer” screen sharing (where others can click & type on the shared screen).
Strict confinement doesn’t currently support the ability to register the app for the
screen: URL protocol, although this will be added soon via https://github.com/snapcore/snapd/pull/7129/files
Let us know if you need any other information. Thank you!