The wlroots developers have proposed protocols for screen grabbing etc. which are already supported by some window managers (e.g. Sway) and by some applications

The wlroots developers have proposed protocols for screen grabbing etc. which are already supported by some window managers (e.g. Sway) and by some applications. https://github.com/swaywm/wlr-protocols https://github.com/swaywm/wlr-protocols