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LightDM

From Wikipedia, the free encyclopedia
Display manager for X windowing systems
LightDM
LightDM inelementaryOS with its default "Pantheon Greeter 5.0" front-end
Original authorRobert Ancell
Developers
  • Robert Ancell
  • David Edmundson
Initial releaseSeptember 10, 2010; 15 years ago (2010-09-10)
Stable release
1.32.0[1] Edit this on Wikidata / 18 July 2022; 3 years ago (18 July 2022)
Written inC
Operating systemLinux,OpenIndiana
Size1MB
Available in>50 languages[2][3][4]
TypeX display manager
LicenseGPL-3.0-or-later
Websitegithub.com/CanonicalLtd/lightdm
Repository

LightDM is afree and open-sourceX display manager that aims to be lightweight, fast, extensible and multi-desktop.[5] It can use variousfront-ends to draw the user interface,[6] also calledGreeters.[7] It also supportsWayland.[8][9]

LightDM is the default display manager forEdubuntu,Xubuntu andMythbuntu since the 11.10 release,[10][11][12] forLubuntu since the 12.04 release[13] until 16.10,[14] forKubuntu beginning with 12.10[15] until 15.04[16] forLinux Mint[17] andAntergos.

Features

[edit]

Features include:

  • Codebase with very few dependencies
  • Supports different display technologies (X11 andWayland throughMir)
  • Supports remote login (incoming –XDMCP,VNC, outgoing – XDMCP, pluggable)
  • Comprehensive test suite
  • Standards-compliance (PAM, logind, etc.)
  • Well-defined interface between the server and user interface
  • Cross-desktop (greeters can be written in anytoolkit)
  • Well-defined greeter API allowing multiple GUIs
  • Support for all display manager use cases, with plug-ins where appropriate

LightDM has a simpler code base thanGDM and does not load anyGNOMElibraries to work, but at the cost of some features that the user may or may not need.[18][19]

Available greeters

[edit]
LightDM Greeters in active development
NameKey feature(s)VersionWebsite
Arctica GreeterGreeter for Arctica,[20] fork of Unity Greeter0.99.1.4[21]github.com/ArcticaProject/arctica-greeter
Deepin GreeterGreeter forDeepin5.0.0[22]github.com/linuxdeepin/dde-session-ui
GTK GreeterGreeter forXubuntu and formerGTKreference implementation,[23] former Lubuntu default,[13] Xubuntu default[11]2.0.8[24]github.com/Xubuntu/lightdm-gtk-greeter
Mini GreeterMinimalist, single-user. INI configuration0.5.1[25]github.com/prikhi/lightdm-mini-greeter
Pantheon GreeterGreeter forelementary OS[26]7.0.0[27]github.com/elementary/greeter
Qt5 GreeterGreeter for Qt 50.11.1[28]github.com/rezso/lightdm-qt5-greeter
Slick GreeterGreeter forLinux Mint, fork of Unity Greeter1.4.1[29]github.com/linuxmint/slick-greeter
WebEngine GreeterQtWebEngine-based, C++ rewrite of Web Greeter 3.0github.com/matijaskala/lightdm-webengine-greeter
Web GreeterQtWebEngine-based, continuing Antergos Web Greeter 3.0,[30] allows to create web based themes3.4.1[31]

github.com/JezerM/web-greeter

WebKit2 GreeterEasy theming[6]2.0.0[32]gitlab.com/tearch-linux/applications-and-tools/lightdm-webkit2-greeter
Dormant LightDM Greeters
NameKey feature(s)VersionWebsite
Antergos Web GreeterDefault greeter forAntergos.[33] Uses HTML/JavaScript for theming[34]2.2.5[35]github.com/Antergos/web-greeter
Crowd GreeterDemonstration for anOpenGL-based Greeter[36][37]0.0.2[38]launchpad.net/crowd-greeter
GTK Builder GreeterAn alternative implementation fromLXDE forGTK based on GtkBuilder featuringWYSIWYG theme editing withGlade Interface Designer.0.2.0[39]lxde.git.sourceforge.net/git/gitweb.cgi?p=lxde%2Fldm-gtk-builder-greeter%3Ba%3Dsummary
KDE GreeterPlasma 4 integration,[40][41] Kubuntu default[15] until superseded bySDDM[16]0.3.2.2[42]github.com/KDE/lightdm
LXQt GreeterQt-only Greeter forLXQt desktop (formerlyRazor Greeter[43]) until superseded bySDDM[44]0.7github.com/surlykke/qt-lightdm-greeter
Qt GreeterReference implementation inQtlaunchpad.net/lightdm-qt-greeter
Unity GreeterFormerUbuntu default[6]15.04.3[45]launchpad.net/unity-greeter

See also

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References

[edit]
  1. ^"Release 1.32.0". 18 July 2022. Retrieved19 July 2022.
  2. ^"Translations: Light Display Manager". Translations.launchpad.net. 2011-05-13. Retrieved2013-05-29.
  3. ^"Translations: LightDM GTK Greeter". Translations.launchpad.net. 2013-05-08. Retrieved2013-05-29.
  4. ^"Translations: Unity Greeter". Translations.launchpad.net. 2012-01-24. Retrieved2013-05-29.
  5. ^The Light Display Manager (LightDM), retrieved17 May 2011
  6. ^abcUbuntu 11.10 To Switch From GDM To LightDM, 12 May 2011, retrieved18 May 2011
  7. ^Fischer, Matt (2012-02-07)."» So You Want to Write a LightDM Greeter… Matt Fischer's Blog". Mattfischer.com. Archived fromthe original on 2013-07-19. Retrieved2013-05-29.
  8. ^"Readme Manual of LightDM".GitHub. 3 May 2022.
  9. ^"LightDM".Arch Linux Wiki. Retrieved2023-05-13.
  10. ^Ubuntu 11.10 ReleaseNotes, Canonical, retrieved28 May 2012
  11. ^abXubuntu 11.10 Release Notes, Canonical, retrieved17 December 2012
  12. ^"BionicBeaver/ReleaseNotes - Ubuntu Wiki".
  13. ^abLubuntu 12.04 ReleaseNotes, Canonical, retrieved14 Jun 2012
  14. ^"Discussion about greeter (Log in) application for 16.10 Qt versi... : Blueprints : Lubuntu Next". 11 May 2014.
  15. ^abRFC] Merging LightDM into KDE Workspaces, mail.kde.org, 20 August 2012, retrieved2013-05-29
  16. ^abBhartiya, Swapnil."Kubuntu 15.04 With Plasma 5.3 - A Totally Different Kubuntu - Linux.com".Linux.com - The source for Linux Information. Archived fromthe original on 2016-03-16. Retrieved2015-05-03.
  17. ^New features in Linux Mint 18.2 CinnamonArchived 2020-11-12 at theWayback Machine (go down or search for LightDM), retrieved 2017-07-02
  18. ^Ubuntu adopts LightDM, login screens to get more exciting, Geek.com, 12 May 2011, archived fromthe original on 16 October 2012, retrieved18 May 2011
  19. ^LightDM, or: an examination of a misunderstanding of the problem, 12 May 2011, retrieved14 July 2015
  20. ^"The Arctica Project".arctica-project.org. The Arctica Project. Retrieved2023-05-14.
  21. ^"Arctica Greeter".Github.
  22. ^"dde-session-ui".Github.
  23. ^LightDM GTK Greeter in Launchpad, Launchpad.net, 29 November 2011, retrieved2012-12-16
  24. ^"GTK LightDM Greeter for Xubuntu".Github.
  25. ^Mini Greeter Releases, GitHub, retrieved2022-03-13
  26. ^Hello, Luna Beta 1 | elementary, Elementaryos.org, 2012-11-14, retrieved2013-05-29
  27. ^"LightDM Greeter for Pantheon".Github.
  28. ^"LightDM Greeter for Qt 5".Github.
  29. ^Slick Greeter Releases, GitHub, retrieved2020-09-20
  30. ^Antergos Web Greeter 3.0, GitHub, retrieved2021-07-10
  31. ^Web Greeter 3.4.1 release, GitHub, retrieved2021-04-10
  32. ^LightDM Webkit Greeter, GitLab, 11 January 2016, retrieved2020-09-20
  33. ^"Antergos | Your Linux. Always Fresh. Never Frozen".Antergos Linux. Archived fromthe original on 2019-09-03. Retrieved2016-08-06.
  34. ^"lightdm-webkit2-greeter - master".doclets.io. Archived fromthe original on 2016-10-07. Retrieved2016-08-06.
  35. ^"Antergos/web-greeter".GitHub. Retrieved2016-08-06.
  36. ^~lightdm-team/crowd-greeter/trunk (2011-07-27),~lightdm-team/crowd-greeter/trunk : contents of NEWS at revision 33, Bazaar.launchpad.net, archived fromthe original on 2022-11-18, retrieved2013-05-29
  37. ^LightDM Crowd Greeter, YouTube, 2011-09-07, retrieved2013-05-29
  38. ^Crowd Greeter : "LightDM Development Team" team, Launchpad.net, 2011-09-08, retrieved2013-05-29
  39. ^Status of LXDE Components, LXDE Team, archived fromthe original on 17 October 2019, retrieved17 December 2012
  40. ^Edmundson, David (2012-07-21),LightDM-KDE 0.2.0, Sharpley.org.uk, archived fromthe original on 2012-12-24, retrieved2012-08-23
  41. ^Rationales, Static.davidedmundson.co.uk, retrieved2013-05-29
  42. ^LightDM-KDE File Archive,KDE, archived fromthe original on 27 October 2017, retrieved6 June 2013
  43. ^Razor-qt,razorqt-lightdm-greeter, Github.com, retrieved2012-08-23
  44. ^Leclanche, Jerome (2013-10-30)."[Lxde-list] CALL FOR TESTERS: LXQt now available for testing".sourceforge.net. SourceForge. Retrieved2016-05-08.... For a display manager, SDDM is recommended ...
  45. ^Unity Greeter, Launchpad.net, 31 May 2011, retrieved2012-12-16

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