Display Servers
Wikipedia: Display Server Wikipedia: List of Display servers
In computing, a windowing system (or window system) is a software suite that manages separately different parts of display screens.

Xorg Display Server
Clipboard
Xorg offeres two clipboard:
primary- which activates with middle mouse clicksecondayclipboard- which is the proper clipboardbuffer-cut
Access these with, xclip -selection [type]
Commands
these runs specifically on which were made for
xorg
xbacklight- adjust backlight brightness using RandR extensionxcalc- calculatorxchop- pacman game clonexclip- command line interface to X selections (clipboard)xclock- clockxcwd- get current directory opened in the focused windows, like terminalxdotool- command-line X11 automation toolxdpyinfo- display information utility for Xxditview- display ditroff outputxedit- text editorxeyes- eyes follow cursorxfd- display all the characters in an X fontxev- print contents of X events- capture all inputs in xserver
- useful to find the keycode for used in other programs configuration
xkill- kill a client by its X resourcexprop- property displayer for X- property displayer for X
xsel- manipulate the X selection.xsel -b > mpv.pngxsel -b > mpv.pngxsel -b mpx.pngxsel | festival --ttsxsel | festival --ttsxsel | festival --tts
xwd- dump an image of an X windowxman- gui manualxmessage- display a message or query in a window (X-based /bin/echo)xprintidle- utility printing user's idle time in Xxrandr- X Resize, Rotate and Reflection extensionxrdb- X server resource database utility- X server resource database utility
xrdb -queryxrdb -query -allxrdb -query | grep dpi
xset- user preference utility for Xxsm- X Session Managerxwininfo- window information utility for X