Version
Public wiki for the 1904 Louisiana Purchase Exposition
MediaWiki License
This wiki is powered by MediaWiki, copyright © 2001-2025 Magnus Manske, Brion 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 License as published by the Free Software Foundation; either version 2 of the License, 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 License for more details.
You should have received a copy of the GNU General Public License 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.
Installed software
| Product | Version |
|---|---|
| MediaWiki | 1.41.0 |
| PHP | 8.2.18 (litespeed) |
| ICU | 69.1 |
| MySQL | 5.7.23-23 |
| Lua | 5.1.5 |
Entry point URLs
| Entry point | URL |
|---|---|
| Article path | /wiki/index.php/$1 |
| Script path | /wiki |
| index.php | /wiki/index.php |
| api.php | /wiki/api.php |
| rest.php | /wiki/rest.php |
Installed skins
| Skin | Version | License | Description | Authors |
|---|---|---|---|---|
| MinervaNeue | – | GPL-2.0-or-later | A responsive mobile first skin | Readers Web Team, Alex Hollender, Bahodir Mansurov, Florian Schmidt, Jan Drewniak, Joaquin Hernandez, Jon Robson, Juliusz Gonera, Piotr Miazga, Ryan Kaldari, Nick Ray, Sam Smith, Stephen Niedzielski and Volker E. |
| MonoBook | – | GPL-2.0-or-later | The classic MediaWiki skin since 2004, named after the black-and-white photo of a book in the page background | Gabriel Wicke, Isarra Yos and others |
| Timeless | 0.9.1 | GPL-2.0-or-later | A timeless skin designed after the Winter prototype by Brandon Harris, and various styles by the Wikimedia Foundation | Isarra Yos |
| Vector | 1.0.0 | GPL-2.0-or-later | Provides 2 Vector skins:
| Readers Web Team, Trevor Parscal, Roan Kattouw, Alex Hollender, Bernard Wang, Clare Ming, Jan Drewniak, Jon Robson, Nick Ray, Sam Smith, Stephen Niedzielski and Volker E. |
Installed extensions
| Editors | ||||
|---|---|---|---|---|
| Extension | Version | License | Description | Authors |
| VisualEditor | MIT | Visual editor for MediaWiki | Alex Monk, Bartosz Dziewoński, C. Scott Ananian, Christian Williams, David Lynch, Ed Sanders, Inez Korczyński, James D. Forrester, Moriel Schottlender, Roan Kattouw, Rob Moen, Subramanya Sastry, Thalia Chan, Timo Tijhof, Trevor Parscal and others | |
| Parser hooks | ||||
| Extension | Version | License | Description | Authors |
| Cargo | 3.4.4 | GPL-2.0-or-later | Storage and querying of template data | Yaron Koren |
| 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 | |
| ImageMap | GPL-2.0-or-later | Allows client-side clickable image maps using <imagemap> tag | Tim Starling | |
| Interactive Data Maps | 0.17.3 | GPL-2.0-or-later | Allows embedding of interactive maps into wiki pages. | alex4401 |
| Maps | 10.1.2 | 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 |
| ParserFunctions | GPL-2.0-or-later | Enhance parser with logical functions | Tim Starling, Robert Rohde, Ross McClure and Juraj Simlovic | |
| Scribunto | GPL-2.0-or-later AND MIT | Framework for embedding scripting languages into MediaWiki pages | Victor Vasiliev, Tim Starling and Brad Jorsch | |
| TemplateStyles | GPL-2.0-or-later | Implement per-template style sheets | Brad Jorsch and Marc A. Pelletier | |
| API | ||||
| Extension | Version | License | Description | Authors |
| ShortDescription | 2.4.0 | GPL-3.0-or-later | Allows wikis to add short descriptions to wikitext pages | alistair3149 and others |
| Other | ||||
| Extension | Version | License | Description | Authors |
| MultimediaViewer | GPL-2.0-or-later | Expand thumbnails in a larger size in a fullscreen interface | MarkTraceur (Mark Holmquist), Gilles Dubuc, Gergő Tisza, Aaron Arcos, Zeljko Filipin, Pau Giner, theopolisme, MatmaRex, apsdehal, vldandrew, Ebrahim Byagowi, Dereckson, Brion VIBBER, Yuki Shira, Yaroslav Melnychuk, tonythomas01, Raimond Spekking, Kunal Mehta, Jeff Hall, Christian Aistleitner, Amir E. Aharoni and others | |
| SkinPerNamespace | GPL-2.0-or-later | Allows a per-namespace skin | Alexandre Emsenhuber | |
Installed libraries
| Library | Version | License | Description | Authors |
|---|---|---|---|---|
| composer/installers | 2.2.0 | MIT | A multi-framework Composer library installer | Kyle Robinson Young |
| composer/semver | 3.3.2 | MIT | Semver library that offers utilities, version constraint parsing and validation. | Nils Adermann, Jordi Boggiano and Rob Bast |
| cssjanus/cssjanus | 2.1.1 | Apache-2.0 | Convert CSS stylesheets between left-to-right and right-to-left. | Roan Kattouw, Trevor Parscal and Timo Tijhof |
| data-values/common | 1.1.0 | 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 | 4.4.0 | GPL-2.0-or-later | Geographical value objects, parsers and formatters | Jeroen De Dauw and The Wikidata team |
| data-values/interfaces | 1.0.0 | 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 | 7.5.3 | 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 | 1.5.3 | MIT | Guzzle promises library | Graham Campbell, Michael Dowling, Tobias Nyholm and Tobias Schultze |
| guzzlehttp/psr7 | 2.4.5 | 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 | 6.1.0 | 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 | 5.2.13 | 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 |
| 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 | 2.2.0 | MIT | Sends your logs to files, sockets, inboxes, databases and various web services | Jordi Boggiano |
| oojs/oojs-ui | 0.48.1 | 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 | 1.5.1 | BSD-3-Clause | Class that provides multiple interfaces for sending emails. | Chuck Hagenbuch, Armin Graefe, Richard Heyes and Aleksander Machniak |
| pear/mail_mime | 1.10.11 | BSD-3-Clause | Mail_Mime provides classes to create MIME messages | Cipriano Groenendal and Aleksander Machniak |
| pear/net_smtp | 1.10.1 | 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 | 2.2.2 | 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. | David Coallier, Tom Klingenberg and Christian Schmidt |
| pear/pear-core-minimal | 1.10.14 | 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 | 1.0.2 | MIT | Common interfaces for PSR-7 HTTP message factories | PHP-FIG |
| psr/http-message | 1.0.1 | 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 |
| ralouphie/getallheaders | 3.0.3 | MIT | A polyfill for getallheaders. | Ralph Khattar |
| symfony/deprecation-contracts | 3.4.0 | MIT | A generic function and convention to trigger deprecation notices | Nicolas Grekas and Symfony Community |
| symfony/polyfill-php80 | 1.28.0 | MIT | Symfony polyfill backporting some PHP 8.0+ features to lower PHP versions | Ion Bazan, Nicolas Grekas and Symfony Community |
| symfony/polyfill-php81 | 1.28.0 | MIT | Symfony polyfill backporting some PHP 8.1+ features to lower PHP versions | Nicolas Grekas and Symfony Community |
| symfony/polyfill-php82 | 1.28.0 | MIT | Symfony polyfill backporting some PHP 8.2+ features to lower PHP versions | Nicolas Grekas and Symfony Community |
| symfony/polyfill-php83 | 1.28.0 | MIT | Symfony polyfill backporting some PHP 8.3+ features to lower PHP versions | Nicolas Grekas and Symfony Community |
| symfony/yaml | 5.4.23 | 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 | 2.1.0 | 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 | 3.0.2 | Apache-2.0 | Classes to parse and sanitize CSS | Brad Jorsch |
| wikimedia/html-formatter | 4.0.3 | 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/less.php | 4.1.1 | Apache-2.0 | PHP port of the LESS processor | Timo Tijhof, Josh Schmidt, Matt Agar and Martin Jantošovič |
| wikimedia/minify | 2.5.1 | Apache-2.0 | Minification of JavaScript code and CSS stylesheets. | Paul Copperman, Trevor Parscal, Timo Tijhof and Roan Kattouw |
| wikimedia/normalized-exception | 1.0.1 | 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 | 0.18.0 | 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 | 2.0.1 | 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 | 1.0.8 | GPL-2.0-or-later | Fast streaming RDF serializer | Daniel Kinzler, Stanislav Malyshev, Thiemo Kreuz and C. Scott Ananian |
| wikimedia/relpath | 3.0.0 | MIT | Compute a relative filepath between two paths. | Ori Livneh |
| wikimedia/remex-html | 4.0.1 | MIT | Fast HTML 5 parser | Tim Starling |
| wikimedia/request-timeout | 1.2.0 | 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 | 4.0.0 | GPL-2.0-or-later | Make a callback run when a dummy object leaves the scope. | Aaron Schulz |
| wikimedia/services | 3.0.0 | GPL-2.0-or-later | Generic service to manage named services using lazy instantiation based on instantiator callback functions | Daniel Kinzler |
| wikimedia/shellbox | 4.0.0 | 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 | 3.0.0 | 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 | 0.9.1 | GPL-2.0-or-later | Reader for XMP data containing properties relevant to images | Brian Wolff |
| wikimedia/zest-css | 3.0.0 | 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 |
Installed client-side libraries
| Library | Version | License | 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 |
| codex-design-tokens | 1.0.0 | GPL-2.0+ | Design Systems team, Wikimedia Foundation | MediaWiki |
| codex-icons | 1.0.0 | MIT | Design Systems team, Wikimedia Foundation | MediaWiki |
| codex | 1.0.0 | GPL-2.0+ | Design Systems 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 | 1.0.7 | 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 |
| 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-router | 0.3.0 | MIT | OOjs Team and other contributors | MediaWiki |
| oojs | 7.0.1 | MIT | OOjs Team and other contributors | MediaWiki |
| ooui | 0.48.1 | MIT | OOUI Team and other contributors | MediaWiki |
| pako | 2.0.4 | 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 | 2.19.4 | 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 | 3.2.37 | MIT | Yuxi (Evan) You | MediaWiki |
| vuex | 4.0.2 | MIT | Yuxi (Evan) You | MediaWiki |
