x0vncserver
Share existing X display over VNC
TLDR
Start with passwordfile
$ x0vncserver -display :0 -passwordfile [path/to/file]
Start on specific port$ x0vncserver -display :0 -rfbport [port]
SYNOPSIS
x0vncserver [OPTIONS]
DESCRIPTION
x0vncserver is a TigerVNC server that shares an existing X display over VNC. Unlike vncserver which creates a new virtual display, x0vncserver shares the physical display.This allows remote access to the actual screen being displayed on the monitor.
PARAMETERS
-display DISPLAY
X display to share-passwordfile FILE
Password file for authentication-rfbport PORT
VNC port to listen on-SecurityTypes TYPES
Comma-separated list of accepted security types (e.g. `VncAuth,Plain`).-Geometry WxH+X+Y
Limit the shared region to a subrectangle of the display.-Log DEST:LEVEL
Configure logging (e.g. `stderr:100`, `*:stderr:30`).-SendCutText / -AcceptCutText
Enable/disable clipboard forwarding between server and client.-QueryConnect
Prompt the local user before accepting each incoming connection.
INSTALL
sudo dnf install tigervnc
sudo pacman -S tigervnc
sudo apk add tigervnc
sudo zypper install tigervnc
nix profile install nixpkgs#tigervnc
CAVEATS
Requires X11 display. Password must be set using vncpasswd. Security depends on network configuration. Consider SSH tunneling for secure access.