XDM (display manager)

XDM

A screenshot of an XDM login screen
Original author(s)	Keith Packard
Developer(s)	X.Org Foundation
Initial release	October 1988; 36 years ago (1988-10)
Stable release	1.1.14[1]  / 3 December 2022; 23 months ago (3 December 2022)
Repository	gitlab.freedesktop.org/xorg/app/xdm
Written in	C, C++
Type	X display manager
License	MIT License

The X Display Manager (XDM) is the default display manager for the X Window System. It is a bare-bones X display manager. It was introduced with X11 Release 3 in October 1988, to support the standalone X terminals that were just coming onto the market. It was written by Keith Packard.