Editing XDM (display manager) (section)

{{Short description|Linux display manager}}
{{Hatnote|This article is about the X Display Manager. XDM also refers to the [[XML]] data model used in [[XPath 2.0]], [[XSLT 2.0]], and [[XQuery]].}}
{{Confused|X display manager}}
{{Infobox software
| name                   = XDM
| title                  = XDM
| logo                   = <!-- Image name is enough -->
| logo caption           = 
| logo_size              = 
| logo_alt               = 
| screenshot             = Xdm Screenshot.png
| caption                = A screenshot of an XDM login screen
| screenshot_size        = 350px
| screenshot_alt         = 
| collapsible            = 
| author                 = [[Keith Packard]]
| developer              = [[X.Org Foundation]]
| released               = {{Start date and age|1988|10}}
| discontinued           = 
| latest release version = {{wikidata|property|preferred|references|edit|Q30339330|P348|P548=Q2804309}}
| latest release date    = {{start date and age|{{wikidata|qualifier|preferred|single|Q30339330|P348|P548=Q2804309|P577}}}}
| latest preview version = {{wikidata|property|preferred|references|edit|Q30339330|P348|P548=Q51930650}}
| latest preview date    = {{wikidata|qualifier|preferred|single|Q30339330|P348|P548=Q51930650|P577}}
| programming language   = [[C (programming language)|C]], [[C++]]
| operating system       = 
| platform               = 
| size                   = 
| language               = 
| language count         = <!-- DO NOT include this parameter unless you know what it does -->
| language footnote      = 
| genre                  = [[X display manager]]
| license                = [[MIT License]]
| alexa                  = 
| website                = <!-- {{URL|example.org}} -->
| standard               = 
| AsOf                   = 
}}

The '''X Display Manager (XDM)''' is the default [[X display manager|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 terminal]]s that were just coming onto the market. It was written by [[Keith Packard]].