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CheckUser

MediaWiki extension that lets administrators correlate between usernames and IP addresses
Event mediawiki_extension Q21676386

Facts

8 properties
Instance of
MediaWiki extension, free software[2]
Official website
www.mediawiki.org
Copyright license
GNU General Public License, version 2.0 or later[6]
Copyright status
copyrighted
Depends on software
MediaWiki
Developer
Aaron Schulz, Tim Starling, Category:William Brown (Wikimedian)[3][4][5]
MediaWiki hooks used
RecentChange_save, EmailUser, AuthPluginAutoCreate, ParserTestTables, LoadExtensionSchemaUpdates, ContributionsToolLinks, ArticleEditUpdatesDeleteFromRecentchanges, LoggableUserIPData, AddNewAccount
Software version identifier
1.44 (1.19–2.4, n=26)[7][8][9][10][11][12][13][14][15][16][17][18][19][20][21][22][23][24][25]
🏷️ Also known as
en Extension:CheckUser en $wgCheckUserForceSummary en $wgCheckUserLog en CheckUser ar تدقيق المستخدم fr CheckUser fr Vérificateur d'utilisateur ko 검사관 tr Denetçi
🔖 Identifiers · 3
Issue tracker URL
phabricator.wikimedia.org
Repology project name
mediawiki-extensions-checkuser
Source code repository URL
phabricator.wikimedia.org, gerrit.wikimedia.org, github.com

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Copyright license 1
GNU General Public License, version 2.0 or later
Instance of 1
free software
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Summary

CheckUser is a MediaWiki extension[1].

Related Entities

free software

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
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  5. [6] ↑ . wikidata.org.
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  13. [14] ↑ . wikidata.org.
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  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). CheckUser. Retrieved November 3, 2026, from https://4ort.xyz/entity/checkuser
MLA “CheckUser.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Nov. 2026, https://4ort.xyz/entity/checkuser.
BibTeX @misc{4ortxyz_checkuser_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CheckUser}}, year = {2026}, url = {https://4ort.xyz/entity/checkuser}, note = {Accessed: 2026-11-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): CheckUser — https://4ort.xyz/entity/checkuser (retrieved 2026-11-03)

Canonical URL: https://4ort.xyz/entity/checkuser · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 7w ago · Github-wiki-bot bot · 2026-09-18 view diff on Wikidata ↗
    Software version identifier → 2.4, 1.19, 1.20 +23
    "/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/9b62d8a85341|details]])"
  2. 21w ago · Github-wiki-bot bot · 2026-06-12 view diff on Wikidata ↗
    Commons category → MediaWiki CheckUser
    Repology project name → —
    Developer → Aaron Schulz, Tim Starling, Category:William Brown (Wikimedian)
    Instance of → MediaWiki extension, free software
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ Software version identifier: 1.39, Update with GitHub data ([[:toollabs:editgroups/b/CB/98b418a15de5|details]])"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.