brightnessctl : A program to read and control device brightness ( https://github.com/Hummer12007/brightnessctl )
grim : Grab images from a Wayland compositor ( https://wayland.emersion.fr/grim )
mako : A lightweight Wayland notification daemon ( https://wayland.emersion.fr/mako )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a das-labor
For Paludis use this rsync : rsync://gentoo.zugaina.org/das-labor-portage
If you have a problem : ycarus(-at-)zugaina.org