This article contains a list of notable wikis, which are websites that use wiki software.

Table

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{|class="wikitable sortable sticky-header"

! Name

! Focus

! Notes

! Entries

! License

|-

| AboutUs

| Web directory

| Initially pre-populated with information about many different websites. Uses MediaWiki software, but now largely with Ruby on Rails

| style="text-align: right" |

| GFDL and CC BY-SA 3.0

|-

| Appropedia

| Poverty reduction, international development

|

| style="text-align: right" |

| CC BY-SA 4.0

|-

| Astro-Databank

| Encyclopedic

| Astrological wiki project, with birth details for notable people of the world.

| style="text-align: right" |

|

|-

| Baidu Baike

| Encyclopedic / Simplified Chinese

|

| style="text-align: right" |

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|-

| Baike.com

| Encyclopedic / Simplified Chinese

|

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|-

| Ballotpedia

|Encyclopedic

|Information regarding United States elections

|style=“text-align: right”|

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|-

| Brilliant

| Math/Science

| Written at the reading and comprehension level of an advanced high school student. Wiki pages are reviewed before they are put up.

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|

|-

| Base de datos

| Encyclopedic/Spanish

| Spanish language encyclopedia, with own wiki software.

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| Copyrighted/Other

|-

| Catawiki

| Catalogues

| Originally in Dutch, with English version. Collectors specific for comics, coins, stamps, trading cards, board games, model cars, model trains, bank notes, books, watches, Disney memorabilia, clocks and other.

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|-

| Citizendium

| Encyclopedic

| Now defunct project by Larry Sanger

| style="text-align: right" |

| CC BY-SA 3.0

|-

| Conservapedia

| Encyclopedic

| Information and articles are written from a conservative Christian viewpoint aimed at correcting the alleged liberal bias of Wikipedia.

| style="text-align: right" |

| Copyrighted (free use)

|-

|Copyright Evidence

|Copyright studies

|Exists to inform public debate and policy development on copyright related issues based on categorising empirical studies. Funded and maintained by CREATe at the University of Glasgow.

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|

|-

| Choral Public Domain Library (CPDL)

| Music

| Wiki library of free typeset musical scores

| style="text-align: right" |

| Public domain, CPDL License, CC licenses, Copyrighted (free use)

|-

| DavisWiki

| Place – Davis, California

| City wiki dedicated solely to Davis; at one point the largest city wiki

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|-

| Enciclopedia Libre Universal en Español

| Encyclopedic/Spanish

| Now defunct Spanish language fork of Wikipedia

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| CC BY-SA 3.0

|-

| Encyclopedia of Mathematics

| Mathematics

| MediaWiki using MathJax extension

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| CC BY-SA 3.0

|-

| Encyclopedia Dramatica

| Parody of Internet memes

| Parody-themed wiki

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| Fair use

|-

| Everipedia

| Encyclopedic

|

| style="text-align: right" |

| CC BY-SA 4.0

|-

| Fallout Wiki

| Fiction/Gaming – Fallout series

| Wiki about the Fallout video game series. Ongoing merger with "Nukapedia" (Fandom) and "The Vault" (Curse/Gamepedia).

| style="text-align: right" |

| CC BY-SA

|-

| Family History Research Wiki

| Genealogy research

| Reference information and research guidance. In 11 languages.

| style="text-align: right" |

| CC BY-SA 3.0 US

|-

| Fandom

| Pop culture and media franchises

| Wiki hosting service. It is a collection of many wikis, each focusing on a different subject.

| style="text-align: right" | articles

| CC BY-SA 3.0

|-

| Fanlore

| Fandom

| Fandom and transformative works, with a focus on fannish history and activities. Powered by MediaWiki.

| style="text-align: right" |

|CC BY-NC 3.0 US

|-

| Foodista.com

| Reference – Food and Cooking

| Creative Commons structured wiki about foods, recipes, and other culinary information.

|

| CC BY

|-

| La Frikipedia

| Parody of encyclopedia

| Spanish language parody of Wikipedia.

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| GFDL

|-

| Fringepedia

| Fiction – Fringe, related 'fringe science' topics

| Powered by MediaWiki.

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| CC BY-NC-SA

|-

| Gardenology.org

| Gardening

| Meant as a "complete plant and garden wiki encyclopedia"

| style="text-align: right" |

| CC BY-SA

|-

| GCpedia

| Government — Canada

| Internal Government of Canada Wiki

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|-

| GeoNames

| Places

| Geographical database that links specific names with unique features

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|-

| GitLab wikis

|

| Mainly computer software program documentation

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|-

| Glottopedia

| Linguistics – Multilingual

| A Wiki on linguistics and languages

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|-

| Heroes Wiki

| Fiction – Heroes

| Articles about the TV show Heroes.

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|-

| Hitchwiki

| Encyclopedic – Multilingual

| A database on hitchhiking that includes an interactive world map showing the best and worst places to catch a ride.

| style="text-align: right" | in English and about 2,000 more in 16 different languages.

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|-

| ICANNWiki

| Internet Governance

| Covers all aspects of ICANN and its policymaking, as well as Internet Governance in general.

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|ICE List

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| Intellipedia

| Government – Intelligence

| Three non-accessible wikis running on networks that link the U.S. intelligence community

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|-

| International Music Score Library Project

| Music

| Wiki library of public domain musical scores

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| GFDL

|-

| Internet Movie Firearms Database (IMFDb)

| Firearm usage in Film, Television and Videogames

| Runs on MediaWiki

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|-

| JurisPedia

| Government – Law

| Multi-lingual academic encyclopedia, including Arabic, Chinese (Simplified Chinese), English, French, German and Spanish

|

| CC BY-NC

|-

| Know Your Meme

| Fiction – website and video series

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| Lostpedia

| Fiction – Lost

| Articles about episodes, characters, themes, etc. in the television show.

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| CC BY-NC-ND

|-

| LyricWiki

| Music – Lyrics

| Listing of lyrics by album

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| Mostly copyrighted. CC BY-SA for minority of content.

|-

| MeatballWiki

| Communities – Online communities

|

| style="text-align: right" |

| Copyrighted

|-

| Memory Alpha

| Fiction – Star Trek

| Contains canon-only material

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| CC BY-NC 4.0

|-

| Metapedia

| Encyclopedia

| White nationalist and extreme right-wing online encyclopedia.

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| Unknown

|-

| MicroWiki

| Micronationalism

| Runs on MediaWiki.

| style="text-align: right" |

| CC BY-SA 4.0

|-

|Monoskop

|Arts and humanities

|"Wiki for arts and studies" powered by MediaWiki

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|-

| MyWikiBiz

| Misc – Business directory

| Allows people and enterprises to write about themselves

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| GFDL and other

|-

| Namuwiki

| Encyclopedic/Korean

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| style="text-align: right" |

| CC BY-NC-SA 2.0 KR

|-

| nLab

| Mathematics, physics, and philosophy wiki

| For research-level notes, expositions and collaborative work, including original research, especially from the n-categorical point of view.

| style="text-align: right" |

| No formal license. Freely reusable if source acknowledged.

|-

| OpenStreetMap

| Places – Maps

| Uses GPS, aerial photography and other free sources of images to create a map of the world

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| ODbL 1.0

|-

| OpenWetWare

| Science – Biology

| Promotes sharing and dissemination of knowledge related to biological research

|

| CC BY-SA

|-

| PCGamingWiki

| Games – PC games

| Aims to provide fixes and information on all PC games

| style="text-align: right" |

| CC NC-SA 3.0

|-

| PlanetMath

| Misc – Mathematics

| Free wiki-style mathematical encyclopedia

|

|

<!-- About time we had this on here. Shame about Wikipedia's exclusionist policies. |-

| ProofWiki

| Mathematics

| A compendium of mathematical proofs

| style="text-align: right" |

| CC-by-SA 3.0 licence and the GNU Free Documentation Licence -->

|-

| Proteopedia

| Science – Chemistry

| A 3D encyclopedia of proteins and other molecules

| style="text-align: right" |

| Copyrighted

|-

| RationalWiki

| Encyclopedic

| Information and articles are written from a liberal, skeptical and secular point of view originally as a response to Conservapedia

| style="text-align: right" |

| CC BY-SA 3.0

|-

| Rangjung Yeshe Wiki

| Himalayan Buddhism, Tibetan Dictionary

| Tibetan-English Dictionary, Buddhist Glossaries, Biographies of Buddhist Teachers, and Resources

| style="text-align: right" |

| CC BY-NC-SA / GFDL

|-

| Rosetta Code

| Computers — source code

| Powered by MediaWiki

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| GFDL 1.2

|-

| Ruwiki

| Encyclopedic

|Wikipedia fork created to follow government narratives in 2023

| style="text-align: right" |

| CC BY-SA 4.0

|-

| Scholarpedia

| Encyclopedic

| Written exclusively by professionals focusing on their field of expertise; subject to peer review

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| Copyrighted

|-

| SCP Foundation

| Fiction — horror, science fiction, urban fantasy

| Fictional secret organization documented by the collaborative writing wiki project of the same name

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| CC BY-SA 3.0

|-

| Sensei's Library

| Misc – Go (game)

| WikiWiki Web site running on GoWiki, a custom wiki based on PhpWiki.

| style="text-align: right" |

| OPL

|-

| SKYbrary

| Aviation safety information

| Runs on MediaWiki.

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|

|-

| SNPedia

| Science – Biology

| Database of research and information about single-nucleotide polymorphisms, including medical consequences for people who have DNA info about themselves

| style="text-align: right" |

| CC BY-NC-SA 3.0

|-

| Sogou Baike

| Encyclopedic / Simplified Chinese

|

| style="text-align: right" |

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|-

| Stadtwiki Karlsruhe

| Encyclopedic

| Multilingual city wiki for Karlsruhe

| style="text-align: right" |

| CC BY-NC-SA

|-

| Supernatural Wiki

| Fiction – Supernatural

| The wiki for the hit TV show Supernatural

| style="text-align: right" |

|

|-

| TermWiki

| Words in different languages

| Social learning network built around terms and questions in 75 languages.

| style="text-align: right" |

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|-

| Tolkien Gateway

| Fiction – J.R.R. Tolkien

| Encyclopedia dedicated to J.R.R. Tolkien's legendarium.

| style="text-align: right" |

| CC BY-SA 4.0

|-

| Travellerspoint

| Places – Travel

| Social networking site dedicated to sharing stories and recommendations about travel

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| CC BY-SA 3.0

|-

| TV Tropes

| Encyclopedic

| Focuses on documenting tropes in various media

| style="text-align: right"|

| CC BY-NC-SA

|-

| UK LGBT Archive

| LGBT history, United Kingdom

| Building towards a comprehensive history of LGBT (Lesbian, Gay, Bisexual, Transgender) life in the United Kingdom. Previously the LGBT History Project. Runs on MediaWiki.

| style="text-align: right" |

| CC BY-SA 3.0

|-

| Uncyclopedia

| Satire – Parody

| Satirical encyclopedia dedicated to parody, notably parodying Wikipedia. Has 2 "official" English versions due to a split.

| style="text-align: right" |

| CC BY-NC-SA 2.0

|-

| Veropedia

| Selected English Wikipedia articles

| A free, advertising-supported Internet encyclopedia project

|

|

|-

|Vienna History Wiki

| History of the city of Vienna, Austria.

| The main content of the wiki are persons, buildings, topographical objects (streets, parks, waters, districts...), organisations, events and other items (such as special German expressions used in Vienna)

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| CC BY-NC-ND

|-

| WikiAnswers

| General knowledge

| Compiles answers to questions posed

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| Copyrighted

|-

| WikiArt

| Art, paintings

| Project aims to create high-quality, complete and well-structured online repository of fine art.

| style="text-align: right" |

| Public domain artworks

|-

| Wikibooks

| General – textbooks

| Wikimedia project

| style="text-align: right" |

| CC BY-SA/other

|-

| Wikidata

|

| Wikimedia project

| style="text-align: right" | items

| CC0 1.0, CC BY-SA 4.0

|-

| WikiEducator

| Open educational resources

| Open educational resources which anyone may use, adapt, and share

| style="text-align: right" |

| CC BY-SA and CC BY

|-

| WikEM

| Emergency Medicine

| Rapid reference for practical point-of-care clinical knowledge with a popular linked point-of-care phone application. Intended for clinicians only and not directly for patients.

| style="text-align: right" |

| CC BY-NC-ND 4.0

|-

|Wikenigma

|Unsolved problems

|

|>1100

|CC BY-NC 4.0

|-

| wikiHow

| How-to articles

| A wiki how-to manual

| style="text-align: right" |

| CC BY-NC-SA 3.0

|-

| WikiIslam

| Criticism of Islam

|

| style="text-align: right" |

| CC BY-NC 3.0

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| Wikimapia

| Places – Map

| Combines Google Maps with a wiki system for polygonally defined areas; currently supports 35 languages

| style="text-align: right" |

| CC BY-NC-SA

|-

| Wikimedia Commons

| Misc – Electronic media

| Repository of free electronic media; a Wikimedia project

| style="text-align: right" | files

| CC BY-SA and some other free licenses

|-

| Wikinews

| General – News

| Collaborative news service, a Wikimedia project

| style="text-align: right" | articles

| CC BY

|-

| Wikipedia

| Encyclopedic

| Multilingual Wikimedia project that uses MediaWiki

| style="text-align: right" | articles

| CC BY-SA 3.0 for text (July 15, 2009–now). Files have various licenses. Dual license under GFDL and CC BY-SA 3.0 for text (November 1, 2008 – July 15, 2009). GFDL for text (–November 1, 2008).

|-

| Wikiquote

| Reference – Quotations

| Quote repository; a Wikimedia project

| style="text-align: right" | articles

| CC BY-SA

|-

| WikiShia

| Shi'a Islam

| Online encyclopedia focusing on Shi'a, the second major denomination in Islam. It has articles in 8 languages. Persian has the most articles which is more than 3500.

| style="text-align: right" | in English

| Unknown

|-

| Wikisource

| Reference – Primary sources

| Digital library of free content textual sources; a Wikimedia project

| style="text-align: right" | articles

| CC BY-SA

|-

| Wikispecies

| Science – Biology

| Directory of species; a Wikimedia project

| style="text-align: right" | articles

| GFDL and CC BY-SA

|-

| Wikitravel

| Places – Travel

| Travel guide using Wikimedia's software, but unconnected to the Wikimedia Foundation (which hosts Wikivoyage). 20 supported languages

| style="text-align: right" |

| CC BY-SA 3.0

|-

| WikiTree

| Genealogy

| Free global family tree using MediaWiki software, but unconnected to the Wikimedia Foundation.

| style="text-align: right" |

| Unknown

|-

| Wikiversity

| General – Self-directed learning

| Supports free learning communities, projects, materials, and learners; a Wikimedia project

|

| CC BY-SA 3.0

|-

| Wikivoyage

| Places – Travel

| Multilingual travel guide of the Wikimedia Foundation.

| style="text-align: right" | articles

| CC BY-SA 3.0

|-

| WikiWikiWeb

| Computer programming, specifically design patterns

| World's oldest wiki (began circa 1995)

| style="text-align: right" |

| GPL

|-

| Wiktionary

| Multilingual dictionary

| Online dictionary; a Wikimedia project

| style="text-align: right" | articles

| CC BY-SA 3.0

|-

| Wookieepedia

| Fiction – Star Wars

| Science fiction encyclopedia

| style="text-align: right" |

| CC BY-SA 3.0

|-

| Wowpedia / WoWWiki

| Gaming – Warcraft

| Contains in-universe material

| style="text-align: right" | (Wowpedia); (WoWWiki)

| CC BY-SA 3.0

|}

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See also

  • History of wikis
  • List of online encyclopedias
  • List of medical wikis
  • List of multilingual MediaWiki sites
  • List of wiki software
  • List of Wikipedia forks
  • Wiki hosting service
  • Wiki software
  • .wiki

References