This wiki is powered by MediaWiki, copyright © 2001-2025 Magnus Manske, Brooke Vibber, Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström, Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz, Andrew Garrett, Raimond Spekking, Alexandre Emsenhuber, Siebrand Mazeland, Chad Horohoe, Roan Kattouw, Trevor Parscal, Bryan Tong Minh, Sam Reed, Victor Vasiliev, Rotem Liss, Platonides, Antoine Musso, Timo Tijhof, Daniel Kinzler, Jeroen De Dauw, Brad Jorsch, Bartosz Dziewoński, Ed Sanders, Moriel Schottlender, Kunal Mehta, James D. Forrester, Brian Wolff, Adam Shorland, DannyS712, Ori Livneh, Max Semenik, Amir Sarabadani, Derk-Jan Hartman, Petr Pchelko, others and translatewiki.net translators.
MediaWiki is free software; you can redistribute it and/or modify it under the terms of the GNU General Public Licence as published by the Free Software Foundation; either version 2 of the Licence, or (at your option) any later version.
MediaWiki is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public Licence for more details.
You should have received a copy of the GNU General Public Licence along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA or read it online.
Special pages| Extension | Version | Licence | Description | Authors |
|---|
| CiteThisPage | – | GPL-2.0-or-later | Adds a citation special page and toolbox link | Ævar Arnfjörð Bjarmason and James D. Forrester |
| Echo | – | MIT | System for notifying users about events and messages | Andrew Garrett, Ryan Kaldari, Benny Situ, Luke Welling, Kunal Mehta, Moriel Schottlender, Jon Robson and Roan Kattouw |
| Interwiki | 3.2 | GPL-2.0-or-later | Adds a special page to view and edit the interwiki table | Stephanie Amanda Stevens, Alexandre Emsenhuber, Robin Pepermans, Siebrand Mazeland, Platonides, Raimond Spekking, Sam Reed, Jack Phoenix, Calimonius the Estrange and others |
| Linter | – | GPL-2.0-or-later | Track lint errors from an external service and show them to users | Kunal Mehta, Arlo Breault and Subramanya Sastry |
| Replace Text | 1.8 | GPL-2.0-or-later | Provides a special page to allow administrators to do a global string find-and-replace on all the content pages of a wiki | Yaron Koren, Niklas Laxström and others |
| TemplateSandbox | 1.1.0 (f4c040a) 07:45, 26 August 2025 | GPL-2.0-or-later | Renders a page transcluding templates from a sandbox | Brad Jorsch |
Parser hooks| Extension | Version | Licence | Description | Authors |
|---|
| Cargo | 3.8.3 (84f8fac) 19:15, 25 August 2025 | GPL-2.0-or-later | Storage and querying of template data | Yaron Koren |
| CategoryTree | – | GPL-2.0-or-later | Dynamically navigate the category structure | Daniel Kinzler |
| CharInsert | – (e618b39) 08:07, 13 June 2025 | GPL-2.0-or-later | Allows creation of JavaScript box for inserting non-standard characters | Brion Vibber |
| Cite | – | GPL-2.0-or-later | Adds <ref> and <references> tags for citations | Ævar Arnfjörð Bjarmason, Andrew Garrett, Brion Vibber, Ed Sanders, Marius Hoch, Steve Sanbeg, Trevor Parscal and others |
| EasyTimeline | – (845a5d4) 07:37, 19 August 2025 | GPL-2.0-only | Adds <timeline> tag to create timelines | Erik Zachte |
| EmbedVideo | 3.4.3 (5c0f542) 11:49, 16 March 2025 | MIT | This forked version adds a parser function for embedding videos from popular sources. | Octfx, Alistair3149, Jim R. Wilson, Andrew Whitworth, Alexia E. Smith and Cameron M. Chunn |
| InputBox | 0.3.0 | MIT | Allow inclusion of predefined HTML forms | Erik Moeller, Leonardo Pimenta, Rob Church, Trevor Parscal and DaSch |
| Loops | 1.0.0-beta (2d13306) 23:34, 14 June 2025 | GPL-2.0-or-later | Parser functions for performing loops | David M. Sledge and Daniel Werner |
| Maps | 10.3.0 | GPL-2.0-or-later | Allows embedding of dynamic maps into wiki pages using Google Maps or Leaflet. Has a visual editor, optionally integrates with Semantic MediaWiki, supports GeoJSON and adds geocoding capabilities. | Jeroen De Dauw and Professional.Wiki |
| Math | – | GPL-2.0-or-later | Render mathematical formulas between <math> ... </math> tags | Tomasz Wegrzanowski, Brion Vibber, Moritz Schubotz, Derk-Jan Hartman, André Greiner-Petter and Johannes Stegmüller |
| ParserFunctions | 1.6.1 | GPL-2.0-or-later | Enhance parser with logical functions | Tim Starling, Robert Rohde, Ross McClure and Juraj Simlovic |
| ParserPower | 1.8.0 (5b2f1c0) 16:02, 21 July 2025 | GPL-2.0-or-later | A collection of extended parser functions for MediaWiki, particularly including functions for dealing with lists of values separated by a dynamically-specified delimiter. | Shawn Bruckner, Hydra Wiki Platform Team, wiki.gg development team and Derugon |
| Poem | – | CC0-1.0 | Adds <poem> tag for poem formatting | Nikola Smolenski, Brion Vibber and Steve Sanbeg |
| Portable Infobox | 0.8 (1a6c2d8) 17:02, 14 August 2025 | GPL-3.0-or-later | Create portable infoboxes which can be rendered using clean semantic HTML markup on any skin / platform using using easy to understand powerful XML-like markup. Also includes a portable infobox builder at Special:PortableInfoboxBuilder. | Universal Omega, Luqgreg (Łukasz K.) and others |
| RandomSelection | 2.3.0 (d585aca) 14:37, 15 June 2025 | GPL-2.0-or-later | Displays a random option from the given set | Ross McClure, Jack Phoenix and others |
| Scribunto | – | GPL-2.0-or-later AND MIT | Framework for embedding scripting languages into MediaWiki pages | Victor Vasiliev, Tim Starling and Brad Jorsch |
| SyntaxHighlight | 2.0 | GPL-2.0-or-later | Provides syntax highlighting <syntaxhighlight> using Pygments - Python syntax highlighter | Brion Vibber, Tim Starling, Rob Church, Niklas Laxström, Ori Livneh and Ed Sanders |
| TemplateData | 0.1.2 | GPL-2.0-or-later | Implements data storage for template parameters (using JSON) | Timo Tijhof, Moriel Schottlender, James D. Forrester, Trevor Parscal, Bartosz Dziewoński, Marielle Volz and others |
| TemplateStyles | 1.0 (adea53c) 07:45, 26 August 2025 | GPL-2.0-or-later | Implement per-template style sheets | Brad Jorsch and Marc A. Pelletier |
| Variables | 2.6.0-beta (8267dd0) 03:02, 18 June 2025 | ISC | Parser functions allowing to work with dynamic variables in an article scoped context | Rob Adams, Tom Hempel, Xiloynaha, Daniel Werner, MGChecker and others |
| WikiSEO | 2.7.0 (c7130ad) 07:22, 8 July 2025 | GPL-2.0-or-later | Allows per-page meta settings like keywords and description, changing the title, and various site verification tags. | Octfx and others |
Other| Extension | Version | Licence | Description | Authors |
|---|
| CommonsMetadata | – (2916f94) 07:50, 29 July 2025 | GPL-2.0-or-later | Extends the "extmetadata" property of the image information API module to include information stored in image description pages that use the templates commonly used on Wikimedia Commons | Brian Wolff |
| CookieWarning | 0.3.0 (422c8dd) 07:44, 12 August 2025 | MIT | Provides a notice at the top of the page about cookies | Florian Schmidt, Liz Lee, Jack Phoenix and Ostrzyciel |
| Description2 | 0.4.1 (0eb3253) 02:14, 14 June 2025 | GPL-2.0-or-later | Adds a description meta-tag to MediaWiki pages and into the ParserOutput for other extensions to use | Daniel Friesen |
| Disambiguator | 1.4 (86b6148) 07:40, 26 August 2025 | MIT | Adds the tag __DISAMBIG__ to mark disambiguation pages | Ryan Kaldari |
| Discussion tools | 0.0.0 | MIT | Tools to enhance discussion pages. | |
| DismissableSiteNotice | 1.0.1 (ec3ea0c) 07:44, 12 August 2025 | GPL-2.0-or-later | Allows users to close the sitenotice | Brion Vibber, Kevin Israel and Dror S. |
| EditCountNeue | 0.4.3 (d6c350b) 13:23, 25 August 2025 | GPL-2.0-or-later | Retrieves number of edits of a user | NekoCharm |
| Gadgets | – | GPL-2.0-or-later | Lets users select custom CSS and JavaScript gadgets in their preferences | Daniel Kinzler, Max Semenik, Timo Tijhof and Siddharth VP |
| LoginNotify | 0.1 | MIT | Notify users about suspicious logins from unfamiliar devices and/or IP addresses | Brian Wolff |
| MultimediaViewer | – | GPL-2.0-or-later | Expand thumbnails in a larger size in a fullscreen interface | Gergő Tisza, Gilles Dubuc, Mark Holmquist, Simon Legner, Ed Sanders, Pau Giner, James D. Forrester, Željko Filipin, fomafix, Volker E, Kunal Mehta, Umherirrender, Timo Tijhof, Aaron Arcos, Thiemo Kreuz, Matthias Mullie, Jon Robson, Derk-Jan Hartman, Chris McMahon, Bartosz Dziewoński and others |
| OATHAuth | 0.5.0 | GPL-2.0-or-later AND GPL-3.0-or-later | Provides authentication support using HMAC based one-time passwords | Ryan Lane, Robert Vogel <vogel@hallowelt.com>, Dejan Savuljesku <savuljesku@hallowelt.com> and Taavi Väänänen |
| Parsoid | – | GPL-2.0-or-later | The Parsoid extension enables the REST API for Parsoid. This is needed to support VisualEditor. | |
| SecureLinkFixer | – | GPL-3.0-or-later | Rewrites URLs to HTTPS if domain always requires HTTPS | Kunal Mehta |
| TemplateWizard | 0.1.0 (118f72d) 07:45, 26 August 2025 | MIT | A WikiEditor add-on that provides a template-insertion wizard | Sam Wilson |
| Thanks | 1.2.0 | MIT | Adds links for thanking users for edits, comments, etc. | Ryan Kaldari, Benjamin Chen and Wctaiwan |
| TitleKey | 1.0 (cfc991f) 00:03, 18 June 2025 | GPL-2.0-or-later | Title prefix search suggestion backend | Brion Vibber and others |
| TwoColConflict | – (a1037ea) 07:45, 26 August 2025 | GPL-2.0-or-later | Showing a side-by-side edit merge screen for edit conflict resolution | Wikimedia Deutschland Technical Wishes Team, Christoph Jauera, Addshore, Andrew Kostka, Thiemo Kreuz and Adam Wight |
| VariablesLua | 1.6.0 (64a5776) 13:17, 24 July 2024 | MIT | Scribunto Lua interface for Extension:Variables | Alex Winkler |
| Library | Version | Licence | Description | Authors |
|---|
| composer/installers | 2.3.0 | MIT | A multi-framework Composer library installer | Kyle Robinson Young |
| composer/semver | 3.4.3 | MIT | Semver library that offers utilities, version constraint parsing and validation. | Nils Adermann, Jordi Boggiano and Rob Bast |
| cssjanus/cssjanus | 2.3.0 | Apache-2.0 | Convert CSS stylesheets between left-to-right and right-to-left. | Roan Kattouw, Trevor Parscal and Timo Tijhof |
| data-values/common | 1.2.0 | GPL-2.0-or-later | Contains common implementations of the interfaces defined by DataValuesInterfaces | Jeroen De Dauw |
| data-values/data-values | 3.1.0 | GPL-2.0-or-later | Defines the DataValue interface and some trivial implementations | Jeroen De Dauw |
| data-values/geo | 4.5.1 | GPL-2.0-or-later | Geographical value objects, parsers and formatters | Jeroen De Dauw and The Wikidata team |
| data-values/interfaces | 1.2.0 | GPL-2.0-or-later | Defines interfaces for ValueParsers, ValueFormatters and ValueValidators | Jeroen De Dauw |
| data-values/validators | 1.0.0 | GPL-2.0-or-later | Common ValueValidator implementations | Jeroen De Dauw and The Wikidata team |
| guzzlehttp/guzzle | 7.9.2 | MIT | Guzzle is a PHP HTTP client library | Graham Campbell, Michael Dowling, Jeremy Lindblom, George Mponos, Tobias Nyholm, Márk Sági-Kazár and Tobias Schultze |
| guzzlehttp/promises | 2.3.0 | MIT | Guzzle promises library | Graham Campbell, Michael Dowling, Tobias Nyholm and Tobias Schultze |
| guzzlehttp/psr7 | 2.8.0 | MIT | PSR-7 message implementation that also provides common utility methods | Graham Campbell, Michael Dowling, George Mponos, Tobias Nyholm, Márk Sági-Kazár, Tobias Schultze and Márk Sági-Kazár |
| jeroen/file-fetcher | 6.1.1 | BSD-3-Clause | Simple file fetching interface | Jeroen De Dauw |
| jeroen/file-fetcher-cache | 1.0.1 | GPL-2.0-or-later | Provides a SimpleCache (PSR-16) decorator for file fetchers | Jeroen De Dauw |
| jeroen/simple-cache | 2.0.0 | GPL-2.0+ | Small library defining a minimalistic caching interface and provides some basic implementations | Jeroen De Dauw |
| jeroen/simple-geocoder | 1.3.1 | GPL-2.0-or-later | Simple and minimalistic Geocoder interface with some basic implementations | Jeroen De Dauw |
| jmikola/geojson | 1.2.0 | MIT | GeoJSON implementation for PHP | Jeremy Mikola |
| justinrainbow/json-schema | 5.3.0 | MIT | A library to validate a json schema. | Bruno Prieto Reis, Justin Rainbow, Igor Wiedler and Robert Schönthal |
| liuggio/statsd-php-client | 1.0.18 | MIT | Statsd (Object Oriented) client library for PHP | Giulio De Donato |
| mck89/peast | 1.16.3 | BSD-3-Clause | Peast is PHP library that generates AST for JavaScript code | Marco Marchiò |
| mediawiki/parser-hooks | 1.6.1 | GPL-2.0-or-later | Adds a OOP and declarative parser hook interface on top of MediaWiki | Jeroen De Dauw |
| monolog/monolog | 2.9.3 | MIT | Sends your logs to files, sockets, inboxes, databases and various web services | Jordi Boggiano |
| oojs/oojs-ui | 0.51.2 | MIT | Provides library of common widgets, layouts, and windows. | Bartosz Dziewoński, Ed Sanders, James D. Forrester, Kirsten Menger-Anderson, Kunal Mehta, Moriel Schottlender, Prateek Saxena, Roan Kattouw, Thiemo Kreuz, Timo Tijhof, Trevor Parscal and Volker E. |
| param-processor/param-processor | 1.12.0 | GPL-2.0-or-later | Parameter processing library | Jeroen De Dauw |
| pear/console_getopt | 1.4.3 | BSD-2-Clause | More info available on: http://pear.php.net/package/Console_Getopt | Andrei Zmievski, Stig Bakken and Greg Beaver |
| pear/mail | 2.0.0 | BSD-3-Clause | Class that provides multiple interfaces for sending emails. | Chuck Hagenbuch, Armin Graefe, Richard Heyes and Aleksander Machniak |
| pear/mail_mime | 1.10.12 | BSD-3-Clause | Mail_Mime provides classes to create MIME messages | Cipriano Groenendal and Aleksander Machniak |
| pear/net_smtp | 1.12.1 | BSD-2-Clause | An implementation of the SMTP protocol | Jon Parise, Chuck Hagenbuch and Armin Graefe |
| pear/net_socket | 1.2.2 | PHP License | More info available on: http://pear.php.net/package/Net_Socket | Chuck Hagenbuch, Aleksander Machniak and Stig Bakken |
| pear/net_url2 | 2.2.3 | BSD-3-Clause | Class for parsing and handling URL. Provides parsing of URLs into their constituent parts (scheme, host, path etc.), URL generation, and resolving of relative URLs. | Tom Klingenberg, David Coallier and Christian Schmidt |
| pear/pear-core-minimal | 1.10.16 | BSD-3-Clause | Minimal set of PEAR core files to be used as composer dependency | Christian Weiske |
| pear/pear_exception | 1.0.2 | BSD-2-Clause | The PEAR Exception base class. | Helgi Thormar and Greg Beaver |
| psr/container | 1.1.2 | MIT | Common Container Interface (PHP FIG PSR-11) | PHP-FIG |
| psr/http-client | 1.0.3 | MIT | Common interface for HTTP clients | PHP-FIG |
| psr/http-factory | 1.1.0 | MIT | PSR-17: Common interfaces for PSR-7 HTTP message factories | PHP-FIG |
| psr/http-message | 1.1 | MIT | Common interface for HTTP messages | PHP-FIG |
| psr/log | 1.1.4 | MIT | Common interface for logging libraries | PHP-FIG |
| psr/simple-cache | 1.0.1 | MIT | Common interfaces for simple caching | PHP-FIG |
| symfony/deprecation-contracts | 3.6.0 | MIT | A generic function and convention to trigger deprecation notices | Nicolas Grekas and Symfony Community |
| symfony/polyfill-php82 | 1.31.0 | MIT | Symfony polyfill backporting some PHP 8.2+ features to lower PHP versions | Nicolas Grekas and Symfony Community |
| symfony/polyfill-php83 | 1.31.0 | MIT | Symfony polyfill backporting some PHP 8.3+ features to lower PHP versions | Nicolas Grekas and Symfony Community |
| symfony/yaml | 5.4.45 | MIT | Loads and dumps YAML files | Fabien Potencier and Symfony Community |
| wikimedia/assert | 0.5.1 | MIT | Provides runtime assertions | Daniel Kinzler and Thiemo Kreuz |
| wikimedia/at-ease | 3.0.0 | GPL-2.0-or-later | Safe replacement to @ for suppressing warnings. | Tim Starling and MediaWiki developers |
| wikimedia/base-convert | 2.0.2 | GPL-2.0-or-later | Convert an arbitrarily-long string from one numeric base to another, optionally zero-padding to a minimum column width. | Brion Vibber and Tyler Romeo |
| wikimedia/bcp-47-code | 2.0.0 | GPL-2.0-or-later | Simple interface representing languages which have a BCP 47 code | C. Scott Ananian |
| wikimedia/cdb | 3.0.0 | GPL-2.0-or-later | Constant Database (CDB) wrapper library for PHP. Provides pure-PHP fallback when dba_* functions are absent. | Tim Starling, Chad Horohoe, Ori Livneh and Daniel Kinzler |
| wikimedia/cldr-plural-rule-parser | 2.0.0 | GPL-2.0-or-later | Evaluates plural rules specified in the CLDR project notation. | Tim Starling and Niklas Laxström |
| wikimedia/common-passwords | 0.5.0 | MIT | List of the 100,000 most commonly used passwords | Sam Reed |
| wikimedia/composer-merge-plugin | 2.1.0 | MIT | Composer plugin to merge multiple composer.json files | Bryan Davis |
| wikimedia/css-sanitizer | 5.5.0 | Apache-2.0 | Classes to parse and sanitize CSS | Brad Jorsch |
| wikimedia/html-formatter | 4.1.0 | GPL-2.0-or-later | Performs transformations of HTML by wrapping around libxml2 and working around its countless bugs. | MediaWiki contributors |
| wikimedia/idle-dom | 1.0.0 | MIT | DOM interfaces automatically generated from WebIDL | C. Scott Ananian |
| wikimedia/ip-utils | 5.0.0 | GPL-2.0-or-later | Parse, match, and analyze IP addresses and CIDR ranges | MediaWiki developers |
| wikimedia/json-codec | 3.0.3 | GPL-2.0-or-later | Interfaces to serialize and deserialize PHP objects to/from JSON | Petr Pchelko, Daniel Kinzler and C. Scott Ananian |
| wikimedia/less.php | 5.1.2 | Apache-2.0 | PHP port of the LESS processor | Timo Tijhof, Josh Schmidt, Matt Agar and Martin Jantošovič |
| wikimedia/minify | 2.9.0 | Apache-2.0 | Minification of JavaScript code and CSS stylesheets. | Paul Copperman, Trevor Parscal, Timo Tijhof and Roan Kattouw |
| wikimedia/normalized-exception | 2.0.0 | MIT | A helper for making exceptions play nice with PSR-3 logging | Gergő Tisza |
| wikimedia/object-factory | 5.0.1 | GPL-2.0-or-later | Construct objects from configuration instructions | Bryan Davis |
| wikimedia/parsoid | 0.20.3 | GPL-2.0-or-later | Parsoid, a bidirectional parser between wikitext and HTML5 | Wikimedia Content Transform Team and the broader MediaWiki community |
| wikimedia/php-session-serializer | 3.0.0 | GPL-2.0-or-later | Provides methods like PHP's session_encode and session_decode that don't mess with $_SESSION | Brad Jorsch |
| wikimedia/purtle | 2.0.0 | GPL-2.0-or-later | Fast streaming RDF serializer | Daniel Kinzler, Stanislav Malyshev, Thiemo Kreuz and C. Scott Ananian |
| wikimedia/relpath | 4.0.1 | MIT | Work with file paths to join or find the relative path | Ori Livneh |
| wikimedia/remex-html | 4.1.1 | MIT | Fast HTML 5 parser | Tim Starling |
| wikimedia/request-timeout | 2.0.0 | MIT | Request timeout library for Excimer with plain PHP fallback | Tim Starling |
| wikimedia/running-stat | 2.1.0 | GPL-2.0-or-later | PHP implementations of online statistical algorithms | Ori Livneh |
| wikimedia/scoped-callback | 5.0.0 | GPL-2.0-or-later | Make a callback run when a dummy object leaves the scope. | Aaron Schulz |
| wikimedia/services | 4.0.0 | GPL-2.0-or-later | Generic service to manage named services using lazy instantiation based on instantiator callback functions | Daniel Kinzler |
| wikimedia/shellbox | 4.1.1 | MIT | Library and server for containerized shell execution | Tim Starling, Kunal Mehta and Max Semenik |
| wikimedia/timestamp | 4.1.1 | GPL-2.0-or-later | Creation, parsing, and conversion of timestamps | Tyler Romeo |
| wikimedia/utfnormal | 4.0.0 | GPL-2.0-or-later | Contains Unicode normalization routines, including both pure PHP implementations and automatic use of the 'intl' PHP extension when present | Brion Vibber |
| wikimedia/wait-condition-loop | 2.0.2 | GPL-2.0-or-later | Wait loop that reaches a condition or times out | Aaron Schulz |
| wikimedia/wikipeg | 4.0.2 | MIT | Parser generator for JavaScript and PHP | |
| wikimedia/wrappedstring | 4.0.1 | MIT | Automatically compact sequentially-outputted strings that share a common prefix / suffix pair. | Timo Tijhof |
| wikimedia/xmp-reader | 0.9.4 | GPL-2.0-or-later | Reader for XMP data containing properties relevant to images | Brian Wolff |
| wikimedia/zest-css | 3.0.4 | MIT | Fast, lightweight, extensible CSS selector engine for PHP | Christopher Jeffrey and C. Scott Ananian |
| willdurand/geocoder | 4.6.0 | MIT | Common files for PHP Geocoder | William Durand |
| zordius/lightncandy | 1.2.6 | MIT | An extremely fast PHP implementation of handlebars ( http://handlebarsjs.com/ ) and mustache ( http://mustache.github.io/ ). | Zordius Chen |
| Library | Version | Licence | Authors | Source |
|---|
| CLDRPluralRuleParser | 1.3.1-0dda851 | MIT | Santhosh Thottingal | MediaWiki |
| Color Picker | 1.3.5 | MIT | Taufik Nurrohman and other contributors | VisualEditor |
| DOMPurify | 2.4.4 | MPL-2.0 OR Apache-2.0 | Mario Heiderich and other contributors | VisualEditor |
| Diff Match and Patch | — | Apache-2.0 | Google, Inc. | VisualEditor |
| PapaParse | 5.3.2 | MIT | Matthew Holt and other contributors | VisualEditor |
| RangeFix | 0.2.10 | MIT | Ed Sanders and other contributors | VisualEditor |
| Tree Differ | 1.0.2 | MIT | Thalia Chan | VisualEditor |
| Universal Language Selector data | — | MIT OR GPL-2.0+ | Wikimedia Language Engineering Team and other contributors | VisualEditor |
| VisualEditor | Development branch | MIT | VisualEditor Team and other contributors | VisualEditor |
| ace | 1.32.7 | BSD-3-Clause | Ace authors – https://ace.c9.io/ | CodeEditor |
| codemirror | 5.65.15 | MIT | CodeMirror authors | CodeMirror |
| codex-design-tokens | 1.14.0 | GPL-2.0+ | Design System team, Wikimedia Foundation | MediaWiki |
| codex-icons | 1.14.0 | MIT | Design System team, Wikimedia Foundation | MediaWiki |
| codex | 1.14.0 | GPL-2.0+ | Design System team, Wikimedia Foundation | MediaWiki |
| fetch-polyfill | 3.6.2 | MIT | GitHub, Inc. | MediaWiki |
| intersection-observer | 0.12.0 | Apache-2.0 | Philip Walton | MediaWiki |
| jquery.chosen | 1.8.2 | MIT | Patrick Filler for Harvest, Matthew Lettini, Patrick Filler, Ken Earley, Christophe Coevoet, Koen Punt, and T.J. Schuck. | MediaWiki |
| jquery.client | 3.0.0 | MIT | Trevor Parscal, Timo Tijhof, and Roan Kattouw | MediaWiki |
| jquery.i18n | 1.0.10 | MIT OR GPL-2.0-or-later | Language Engineering team, Wikimedia Foundation | MediaWiki |
| jquery.ui | 1.9.2 | MIT | OpenJS Foundation and other contributors | MediaWiki |
| jquery | 3.7.1 | MIT | OpenJS Foundation and other contributors | MediaWiki |
| jsdifflib | 1 | BSD-3-Clause | Snowtide Informatics Systems, Inc. | VisualEditor |
| mathjax | 3.2.2 | Apache-2.0 | MathJax Consortium | Math |
| moment-timezone | 0.5.27 | MIT | — | DiscussionTools |
| moment | 2.25.2 | MIT | JS Foundation and other contributors | MediaWiki |
| mustache | 4.2.0 | MIT | Michael Jackson, Jan Lehnardt, Phillip Johnsen, and other contributors | MediaWiki |
| oojs | 7.0.1 | MIT | OOjs Team and other contributors | MediaWiki |
| ooui | 0.51.2 | MIT | OOUI Team and other contributors | MediaWiki |
| pako | 2.1.0 | MIT AND Zlib | Andrei Tuputcyn, Vitaly Puzrin, Friedel Ziegelmayer, Kirill Efimov, Jean-loup Gailly, and Mark Adler | MediaWiki |
| pinia | 2.0.16 | MIT | Eduardo San Martin Morote | MediaWiki |
| qunitjs | 2.20.0 | MIT | OpenJS Foundation and other contributors | MediaWiki |
| sinonjs | 1.17.7 | BSD-3-Clause | Christian Johansen and other contributors | MediaWiki |
| socket.io-client | 4.4.0 | MIT | Guillermo Rauch and other contributors | VisualEditor |
| spark-md5 | 3.0.0 | WTFPL OR MIT | André Cruz | VisualEditor |
| url | 3.111.0-0ece79ce32 | MIT | Financial Times | MediaWiki |
| vue-demi | 0.14.7 | MIT | Anthony Fu | MediaWiki |
| vue | 3.4.27 | MIT | Yuxi (Evan) You | MediaWiki |
| vuex | 4.0.2 | MIT | Yuxi (Evan) You | MediaWiki |
