x11vnc
A VNC server that will enable VNC on an existing display server.
By default, the server will automatically terminate once all clients disconnect from it.
More information: https://manned.org/x11vnc.
- Launch a VNC server that allows multiple clients to connect:
x11vnc -shared
- Launch a VNC server in view-only mode, and which won’t terminate once the last client disconnects:
x11vnc -forever -viewonly
- Launch a VNC server on a specific display and screen (both starting at index zero):
x11vnc -display :display.screen
- Launch a VNC server on the third display’s default screen:
x11vnc -display :2
- Launch a VNC server on the first display’s second screen:
x11vnc -display :0.1