Digital Signage for Business:
https://www.microsoft.com/en-us/windowsforbusiness/digital-signage?SilentAuth=1&wa=wsignin1.0
15 Tools To Split Your Monitor’s Screen In Windows And macOS
https://www.geckoandfly.com/26633/split-monitor-screen-windows-macos/
Window manager:
http://www.desksoft.com/WindowManager.htm#Features
Single-app Kiosk:
https://docs.microsoft.com/en-us/windows/configuration/kiosk-single-app