The X Display Manager (XDM) is the default
display manager for the
X Window System
The X Window System (X11, or simply X) is a windowing system for bitmap displays, common on Unix-like operating systems.
X provides the basic framework for a GUI environment: drawing and moving windows on the display device and interacting ...
. It is a bare-bones X display manager. It was introduced with X11 Release 3 in October 1988, to support the standalone
X terminal
In computing, an X terminal is a display/input terminal for X Window System client applications. X terminals enjoyed a period of popularity in the early 1990s when they offered a lower total cost of ownership alternative to a full Unix workstat ...
s that were just coming onto the market. It was written by
Keith Packard
Keith Packard (born April 16, 1963) is a software developer, best known for his work on the X Window System.
Packard is responsible for many X extensions and technical papers on X. He has been heavily involved in the development of X since the l ...
.
It can be configured using modules and scripts.
Because of XDM's minimalism, most desktop environments tend to use later, more sophisticated display managers.
See also
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X display manager
In the X Window System, an X display manager is a graphical login manager which starts a login session on an X server from the same or another computer.
A display manager presents the user with a login screen. A session starts when a user ...
References
Further reading
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External links
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{{DEFAULTSORT:Xdm (Display Manager)
Free system software
Software using the MIT license
X display managers
Free software programmed in C
Free software programmed in C++