MediaWiki websites

online repository of free-use image, audio, and other media files

Wiktionary ( , ; rhyming with "dictionary") is a multilingual, web-based project to create a free content dictionary of terms (including words, phrases, proverbs, linguistic reconstructions, etc.) in a large number of natural languages and a number of artificial languages. These entries may contain definitions, images for illustration, pronunciations, etymologies, inflections, usage examples, quotations, related terms, and translations of terms into other languages, among other features. It is collaboratively edited by volunteers via a wiki. Its name is a portmanteau of the words wiki and dict

Wikivoyage is a free web-based travel guide for travel destinations and travel topics written by volunteer authors. It is a sister project of Wikipedia and supported and hosted by the same non-profit Wikimedia Foundation (WMF). Wikivoyage has been called the "Wikipedia of travel guides".

volunteer effort to digitize and archive books

wiki hosting service and domain

Wikitravel is a web-based collaborative travel guide based on the wiki format and owned by Internet Brands. It was most active from 2003 through 2012, when most of its editing community left and brought their contributions to the nonprofit Wikivoyage guide.

translatewiki.net, formerly named Betawiki, is a web-based translation platform powered by the Translate extension for MediaWiki. It can be used to translate various kinds of texts but is commonly used for creating localisations for software interfaces.

Citizendium ( ; "the citizens' compendium of everything") is an English-language wiki-based free online encyclopedia launched by Larry Sanger, co-founder of Nupedia and Wikipedia.

Conservapedia (; ) is an English-language, wiki-based, online encyclopedia written from a self-described American conservative and fundamentalist Christian point of view. The website was established in 2006 by American attorney and activist Andrew Schlafly, son of Phyllis Schlafly, to counter what he perceived as a liberal bias on Wikipedia. It uses editorials and a wiki-based system for content generation.

project for the creation of a virtual library of public domain music scores

wikiHow is an online wiki-style publication featuring informational articles and quizzes on a variety of topics. Founded in 2005 by Internet entrepreneur Jack Herrick, its aim is to create an extensive database of instructional content, using the wiki model of open collaboration to allow users to add, create, and modify content. It is a hybrid organization, a for-profit company run for a social mission. wikiHow uses a forked version of the free and open-source MediaWiki software; these modifications made by wikiHow were freely available to the general public via a self-serve download site from

Metapedia is an online wiki-based website which spreads neo-Nazi content.

controversial, satirical and intentionally offensive wiki devoted to documenting Internet culture and memes

multilingual online wiki-encyclopedia from Russia

EcuRed is a Cuban online encyclopedia built on MediaWiki software. The site was launched on 13 December 2010. The name is an acronym from the Spanish phrase '''' (literally "Cuban Encyclopedia on the Network").

RationalWiki is an online wiki which is written from a scientific skeptic, secular, and progressive perspective. Its stated goals are to "analyze and refute pseudoscience and the anti-science movement, document crank ideas, explore conspiracy theories, authoritarianism, and fundamentalism, and analyze how these subjects are handled in the media." It was created in 2007 as a counterpoint to Conservapedia, an American conservative and Christian fundamentalist website, after an incident in which some editors of Conservapedia were banned. RationalWiki has been described as liberal in contrast to C

defunct wiki encyclopedia

Deletionpedia was an online archive wiki containing articles deleted from the English Wikipedia. Its version of each article included a header with more information about the deletion such as whether a speedy deletion occurred, where the deletion discussion about the article could be found and which editor deleted the article. The original Deletionpedia operated from February to September 2008. The site was restarted under new management in December 2013.

censorship-resistant wiki

collaborative site for sharing musical scores

Words pronunciation and signs recording tool by Wikimedians

BoxRec or boxrec.com is a website based in Doncaster, England, which compiles updated records of professional and amateur boxers, both male and female. It also maintains a MediaWiki-based encyclopedia of boxing. Though historical data may be incomplete for some boxers, it remains the most comprehensive database of previous professional fights.

catalog of free software, project of the Free Software Foundation

Lurkmore or Lurkomorye (, a portmanteau of Lukomorye and the English online slang "lurk moar") was an informal Russian-language MediaWiki-powered online encyclopedia, based on the English-wiki website lurkmore.com, focusing on Internet subcultures, folklore, and memes. It was one of the most popular humor and internet meme-related websites of the Russian internet.

free online encyclopedia about Zambia

Rodovid is a free online collaborative family tree portal. Originally a Ukrainian project, as of 2023 it had active communities in 25 languages. It provides a web service built using MediaWiki and its own Rodovid Engine software to help store and visualize family relationships.

Ballotpedia is an American nonprofit and nonpartisan online political encyclopedia that covers federal, state, and local politics, elections, and public policy in the United States. The website was founded in 2007. Ballotpedia is sponsored by the Lucy Burns Institute, a nonprofit organization based in Middleton, Wisconsin. Originally a collaboratively edited wiki, Ballotpedia is now written and edited entirely by a paid professional staff. Ballotpedia reported an editorial staff of over 50 in 2021.

Proteopedia is a wiki, 3D encyclopedia of proteins and other molecules.

online database of firearms used or featured in films, television shows, video games, and anime

MicroWiki is a free online encyclopedia about micronations launched in 2005. It has since become the principal way in which Internet users document micronational matters, as most do not meet Wikipedia's notability requirements. It is maintained by volunteers using the same MediaWiki software as Wikipedia. MicroWiki describes itself as "the largest encyclopedia about micronations".

[[File:Summa cum laude.png|thumb|Article "Summa cum laude" [With Highest Praise] is tagged with the "Disaster Alert" template and put up for deletion.]]

Appropedia is a wiki-based website that contains content relating to sustainability, poverty, environmental degradation, and international development.

Hamichlol ( "The Entirety") is a censored wiki-based Internet encyclopedia project for the Haredi public. Most of the articles on the site are exact copies (as of the date they were copied) of articles from the Hebrew Wikipedia or re-edited versions of Hebrew Wikipedia articles, adapted for the Haredi reader, while original articles currently constitute only a small portion of all the articles on the site. The site is managed and operated by the Institute for Literacy and Proper Knowledge, which was established for the purpose of creating the site.

electronic reference about the Earth

Klexikon is a German-language online encyclopedia for children aged six to twelve years. It was launched in December 2014. The name Klexikon is a portmanteau combining the two German words Kinder [children] and Lexikon [encyclopedia]. Like its role model Wikipedia, the site was created as a wiki using the MediaWiki software. The text content is available under a Creative Commons By Attribution Share-alike version 3.0 licence while free media is taken from Wikimedia Commons. Special rules were implemented to ensure that all content is suitable for children. Moreover, all editors are required to

Marefa (in ) is a not-for-profit online encyclopedia project that uses the wiki system to provide a free Arabic encyclopedia similar to Wikipedia. It was set up by Nayel Shafei on February 16, 2007. Sister projects include Manuscript documentation, Sources, Collaborative books, forums, Blogsphere, E-mail accounts (with unlimited storage), Video/Audio library.

AboutUs.com is an inactive internet domain directory wiki. It lists websites along with information about their content. As a wiki, AboutUs allows Internet users to add entries or modify information. AboutUs.com has since become a wiki for more than just websites. The site allows pages to be created for people, places, and almost anything else.

Body Modification Ezine (BME) is an online magazine devoted to body modification, noted for its coverage of the extreme and fringes of body modification and erotic body play.

JurisPedia () was a wiki-based online encyclopedia of academic law in many languages, at one time available in Arabic, Chinese, English, French, German, Spanish and Dutch. It was started in October 2004, inspired in part by Wikipedia and the Enciclopedia Libre (University of Seville). JurisPedia ran on the MediaWiki software, but it was not a Wikimedia Foundation project.

Veropedia was a free, advertising-supported online encyclopedia launched in 2007. Veropedia editors chose Wikipedia articles that met the site's reliability standards; information was then scraped, or chosen by an automatic process, and thereafter a stable version of the article was posted on Veropedia. Any improvements required for articles to reach a standard suitable for Veropedia had to be done on Wikipedia itself. This model was intended to improve the quality of both projects.

WikiEducator is an international online community project for the collaborative development of learning materials, which educators are free to reuse, adapt and share without restriction. WikiEducator was launched in 2006 and is supported by the non-profit Open Education Resource Foundation (OER). A variety of learning resources are available on WikiEducator: direct instructional resources such as lesson plans and full courses, as well as learning-support resources, such as individual school portals and funding proposals.

SNPedia (pronounced "snipedia") is a wiki-based bioinformatics web site that serves as a database of single nucleotide polymorphisms (SNPs). Each article on a SNP provides a short description, links to scientific articles and personal genomics web sites, as well as microarray information about that SNP. Thus SNPedia may support the interpretation of results of personal genotyping from, e.g., 23andMe and similar companies.

WikiVet is a wiki of veterinary content based on the MediaWiki platform. The website is a collaborative initiative between various veterinary schools, and its content covers the entire veterinary curriculum. WikiVet is part of the WikiVet Educational Foundation (UK registered charity number 1160546).

Moegirlpedia, commonly shortened as Mengbai, is a Chinese wiki encyclopedia launched in October 11, 2010, and features anime, comics, and video games, commonly abbreviated in China as ACG, and mainly contains female characters, moe anthropomorphism works, and Chinese authors' original works.

WikiPilipinas (formerly known as Wikipiniana) was an online, free content website which billed itself as a combination "non-academic encyclopedia", web portal, directory and almanac for Philippine-based knowledge. Like Wikipedia, it contains various articles on Philippine-related topics. Unlike Wikipedia, many of the articles cover topics that would otherwise be deemed unencyclopedic by the stricter Wikipedia. The service for example, promotes the concept of original research and eschews the larger encyclopedia's neutral point-of-view principle.

wiki dedicated to the cataloguing of unused and debugging content in video games

local wiki for the city of Karlsruhe, Germany, and its surroundings

NeuroLex is a lexicon of neuroscience concepts supported by the Neuroscience Information Framework project, which is funded by the NIH Blueprint for Neuroscience Research. It is the lexical part of the NIF knowledge base, and NeuroLex is intended to make literature review easier and ensure consistent terminology and usage across researchers for the topics of experimental, clinical, and transnational neuroscience, and for genetic and genomic resources. It is structured as a semantic wiki, using Semantic MediaWiki.

Chinese internet encyclopedia

WikiBaseball () is a Taiwanese baseball website. It was created on April 14, 2005. Its major contents are people, event, time, place, and merchandise of Taiwanese baseball.

The PCGamingWiki is a British-based collaboratively edited wiki internet encyclopaedia focused on collecting video game behaviour data (such as save locations and startup parameters), to optimising gameplay, and fixing issues found in PC games. Intended fixes and optimisations range from simple cutscene removals, to modifications that allow for wide-screen resolutions, and more. The wiki site runs on MediaWiki software, and was created by Andrew Tsai, a British businessman from London, England. The site was founded on . As of October 2022, the PCGamingWiki has more than 30,000 registered users

saveMLAK is a wiki designed to coordinate responses to the 2011 Tōhoku earthquake and tsunami, focusing on protecting museums, libraries, archives and kominkans, or community centers. It was started in March 2011, a day after the earthquake and tsunami hit. Makoto Okamoto is the site's founder and main administrator. The wiki runs on the MediaWiki software, along with the extension Semantic MediaWiki.