SmartScreen is a web-based screening service. JScreen is SmartScreen optimised for a multi-monitor display setup, programmed to load on your third monitor.
The display contents can be manipulated by Jujue, uBot by Node-Red, and @SmartScreenBot by telegram.
Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.
Snaps are discoverable and installable from the Snap Store, an app store with an audience of millions.
Enable snapd
On Debian 9 (Stretch) and newer, snap can be installed directly from the command line: