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Name Focus Notes Articles License
A Million Penguins Fiction—collaboratively written novel This wiki no longer exists. 491[1] Copyrighted Internet directory Initially pre-populated with information about many different websites. Uses MediaWiki software, but now largely with Ruby on Rails 17,611,146 GFDL and CC-BY-SA
Appropedia English, French, German, Spanish Sustainable development, including appropriate technology merging with several other wikis 4,934[2] CC-BY-SA 3.0
Baidu Baike Encyclopedic/Chinese A Chinese encyclopedia 2,878,123[3] Copyrighted
Ballotpedia Informative An interactive almanac of state politics. 192,927[4] GFDL
Biographicon Misc—Biographies of people A directory of personal profiles; shut down in 2008 Unknown
Brickipedia Lego Encyclopedia, Lego Reviews, Lego Customs, Lego stories Originally hosted by Wikia,but recently moved to own domain. Still being setup

4,182 regular content pages and couting.

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 memoriablia, clocks and other. 200,000
Citizendium Encyclopedic Requires writers to use real names rather than usernames; guided by expert input while allowing edits from the general public 15,308[5] CC-by-sa 3.0
Congresspedia Government—United States Congress A separately branded sub-section of SourceWatch, since moved to OpenCongress CC-BY-SA 3.0
Conservapedia Encyclopedia Information and articles are written from a conservative Christian viewpoint aimed at correcting the alleged liberal bias of Wikipedia. 33,100[6] Copyrighted (free use)
Choral Public Domain Library (CPDL) Music A wiki library of free typeset musical scores 15,382[7] Public Domain, CPDL Licence, C.C. Licences, Copyrighted (free use)
DavisWiki Place—Davis, California A city wiki dedicated solely to Davis; at one point the largest city wiki 15,593[3] CC-by 3.0
Diplopedia Government—Diplomacy Encyclopedia of the U.S. Department of State collecting items related to international relations and diplomacy
EcuRed A Cuban perspective on global issues, in Spanish Run by Cuba's Youth Computer Club, an affiliate of the Communist Youth Union 19,482 Compatible with the copyleft license Creative Commons Attribution-ShareAlike 3.0 Unported[8]
Ekopedia Multilingual—Encyclopedic Environmental sustainability merging with Appropedia. CC-BY-SA 3.0
Enciclopedia Libre Universal en Español Encyclopedic/Spanish A Spanish language fork of Wikipedia 47,281[9] CC-BY-SA 3.0
Encyclopedia Dramatica Satire of Internet memes A satirical wiki 7,400[10] Fair use
Encyclopedia of Mathematics Mathematics at least 8000 CC-BY-SA 3.0
English Wikipedia Encyclopedic Public access, most prominent English wiki 5,320,135 [11] CC-BY-SA
Everything2 Personal essays A wiki-like project for essays 361,878[12] Copyrighted Reference—Food and Cooking A Creative Commons structured wiki about foods, recipes, and other culinary information. CC-BY
Fringepedia Fiction—Fringe
Galaxiki Fictional galaxy Dedicated to the creation of a fictional galaxy GFDL[13] Gardening Meant as a "complete plant and garden wiki encyclopedia" Over 19,000 Creative Commons Attribution ShareAlike
GCPEDIA Government Internal Government of Canada Wiki
GeoNames Places A geographical database that links specific names with unique features
Geo-wiki Global land cover maps The Geo-Wiki Project is to help improve the quality of global land cover maps.
Heroes Wiki Fiction—Heroes CC-NC-ND
Hudong (互动百科) Encyclopedic Largest Chinese wiki. Social Networking features. Chinese language only 3,920,000[14] Copyrighted
Intellipedia Government—Intelligence Three non-accessible wikis running on networks that link the U.S. intelligence community
International Music Score Library Project Music A wiki library of public domain musical scores 14,800[15] GFDL
Internet Movie Firearms Database (IMFDb) Firearm usage in Film, Television and Videogames Runs on MediaWiki 144,339[16]
Javapedia Computers—Java An online encyclopedia for developing Java 790[17] Creative Commons
Judgepedia Informative An interactive encyclopedia of courts and judges. 131,112[18] GFDL
JurisPedia Government—Law A multi-lingual academic encyclopedia, including Arabic, Chinese, English, French, German and Spanish CC-NC
Knol General purpose A wiki-like technology from Google 100,000[19] CC-by 3.0
Lostpedia Fiction—Lost Articles about episodes, characters, themes, etc. in the television show. 7,248[20] CC BY-NC-ND
LyricWiki Music—Lyrics A listing of lyrics by album 1,147,000[21] Mostly copyrighted. CC-BY-SA for minority of content.
Medpedia Encyclopedic Medical/health Requires real names; guided by medical expert input while allowing edits from the general public CC-BY-SA
MeatballWiki Communities—Online communities 4,900[22] Copyrighted
Memory Alpha Fiction—Star Trek Contains canon-only material 34,331[23] CC-NC 2.5
MetaBase database of biological databases 1000 biological databases and over 800 'web services', more than 50 'user-contributed' databases 1,800 BioLicense and MetaBase:Copyrights
Metapedia Encyclopedia A white nationalist and extreme right-wing online encyclopedia. 87,521[23] (Hungarian Language version) unknown
MyWikiBiz Misc—Business directory Allows people and enterprises to write about themselves 11,475[24] GFDL and other[25]
OpenStreetMap Places—Maps Uses GPS, aerial photography and other free sources of images to create a map of the world ODbL 1.0
OpenWetWare Science—Biology Promotes sharing and dissemination of knowledge related to biological research CC-BY-SA
PlanetMath Misc—Mathematics Free wiki-style mathematical encyclopedia
Pornopedia Sexuality Multilingual encyclopedia about pornography and sexuality[26] 15,447[27]
(German version)
Copyrighted Computers—RISC OS Hosts C programming resources and projects 197[28] cc-by 2.5
Scholarpedia Encyclopedic Written exclusively by professionals focusing on their field of expertise; subject to peer review 1,619[29] Copyrighted
Sensei's Library Misc—Go (game) 18,200 OPL
ShopWiki Misc—Products A shopping wiki and product comparison search engine featuring buying guides and shopping resources
SKYbrary Aviation safety information
SNPedia Science—Biology A database of research and information about single-nucleotide polymorphisms, including medical consequences for people who have DNA info about themselves 3,500[30] CC-by-nc-sa 3.0
SourceWatch Social—Propaganda Formerly Disinfopedia, discusses propaganda and includes organizations that seek to influence public opinion GFDL
Stadtwiki Karlsruhe Encyclopedic Multilingual city wiki for Karlsruhe 21,157[31] CC-BY-NC-SA Encyclopedic/Swedish A Swedish language encyclopedia, which competes with Swedish Wikipedia Copyrighted
SWiK Computers—Open source software
TermWiki Words in different languages A social learning network built around terms and questions in 75 languages. 1,417,806[32]
The Student Room Place—UK University and student life Offers UK university guides, revision notes, examples of university personal statements and information on student life and university courses
Travellerspoint Places—Travel A social networking site dedicated to sharing stories and recommendations about travel 2,400[33] CC-BY-SA 3.0
TV Tropes Encyclopedic Focuses on documenting tropes in various media 163,841 CC-BY-SA 3.0
Uncyclopedia Satire—Parody A satirical encyclopedia dedicated to parody 29,548[34] CC-by-nc-sa 2.0
The Vault Fiction/Gaming—Fallout (series) Science Fiction wiki; migrated to Curse, inc in 2011 15,134[35] CC-BY-SA
Vikidia Encyclopedic/Spanish and French A Spanish and French language encyclopedia for children ages 8–13 GFDL/CC-BY-SA
Wikia A hosting service for wikis: Wiki farm Focus on entertainment and gaming wikis. 9,722,480[36]
WikiAnswers General knowledge Compiles answers to questions posed 11,265,000[37] Copyrighted
Wikibooks General—textbooks A wikimedia project 115,200[38] CC-BY-SA/other
WikiCandidate Fictional presidential campaign A virtual campaign for a fictional U.S. presidential candidate. A project of Cornell University.
Wikicollecting Encyclopedia A free to join community to create an up-to-date and reliable guide to the world of collecting, covering all areas from action figures to wine. 2,000 Creative Commons Attribution-ShareAlike 3.0
WikiEducator Open educational resources Open educational resources which anyone may use, adapt, and share 110,872[39] CC-BY-SA, and CC-BY
wikiHow General instruction A how-to manual 133,000[40] CC-by-nc-sa 2.5
WikiMapia Places—On-line map Combines Google Maps with a wiki system for polygonally defined areas; currently supports 35 languages 13,300,000 CC by-nc-sa[41]
Wikimedia Commons Misc—Electronic media A repository of free electronic media; a wikimedia project CC-BY-SA and other
Wikinews General—News Collaborative news service, a wikimedia project CC-BY
Wikipedia Encyclopedic Multilingual MediaWiki project 18,000,000 CC-BY-SA
Wikiquote Reference—Quotations A quote repository, a wikimedia project 143,302[42] CC-BY-SA
Wikisource Reference—Primary sources Dedicated to use on Wikipedia; a wikimedia project 586,400[43] CC-BY-SA
Wikispecies Science—Biology A directory of species; wikimedia project 248,844 GFDL/CC-BY-SA
Wikitravel Places—Travel A travel guide using wikimedia's software, but otherwise unconnected to the Wikimedia Foundation. 20 supported languages 62,345[44] CC-BY-SA 3.0
Wikiversity General—Self-directed learning Supports free learning communities, projects, materials, and learners; a wikimedia project CC-BY-SA 3.0
WikiWikiWeb Computer programming, specifically design patterns World's oldest wiki (began circa 1995) 34,997[3] GPL
Wiktionary Multilingual dictionary
Wookieepedia Fiction—Star Wars Science fiction encyclopedia 94,123[45] CC-BY-SA
WoWWiki Gaming—Warcraft Contains in-universe material; migrated to Wowpedia in 2010 95,426[46] (WoWWiki); 100,143[47] (Wowpedia) CC-BY-SA 3.0
ZineWiki Social—Independent media A zine encyclopedia

See also[edit]


  1. ^ A Million Penguins:Special:Statistics[dead link]
  2. ^ Appropedia:Special:Statistics
  3. ^ a b c "List of largest wikis". Wikimedia Foundation. 2010-03-01. Retrieved 2010-03-21. 
  4. ^ Ballotpedia Statistics retrieved 1/25/12, 11:02am CT
  5. ^ Citizendium – Category:CZ Live lists the number of clusters. Citizendium also contains subpages: see Citizendium – Special:Statistics for details.
  6. ^ "Statistics". Conservapedia. Retrieved 2012-03-24. 
  7. ^ "Statistics". CPDL. Retrieved 2012-05-17. 
  8. ^ "EcuRed:Términos y Condiciones – EcuRed" (in (Spanish)). Retrieved 2012-03-24. 
  9. ^ "Estadística. Artículo de la Enciclopedia" (in (Spanish)). Retrieved 2012-03-24. 
  10. ^ http://www.encyclopediad*
  11. ^ "Statistics – Wikipedia, the free encyclopedia". Wikimedia Foundation, Inc. 
  12. ^ "General Everything2 Statistics, General E2 Statistics". Retrieved 2012-07-09. 
  13. ^ Galaxiki/CorneliOS/CIOS/ModPerl. "Galaxiki, the Science Fiction & Fantasy Galaxy that anyone can edit". Retrieved 2012-03-24. 
  14. ^ "Wikimedia Foundation Receives Donation of Wikipedia's Chinese trademark from". Reuters. 2009-09-22. 
  15. ^ "Statistics – IMSLP/Petrucci Music Library: Free Public Domain Sheet Music". Retrieved 2012-03-24. 
  16. ^ "Statistics – Internet Movie Firearm Database". Retrieved 2012-06-7.  Check date values in: |access-date= (help)
  17. ^ "Web Topic List". 
  18. ^ Judgepedia Statistics retrieved 1/25/12, 11:02am CT
  19. ^ "Official Google Blog: 100,000th knol published". Retrieved 2012-03-24. 
  20. ^ "Lostpedia – The Lost Encyclopedia". Retrieved 2012-03-24. 
  21. ^ "Statistics - Lyric Wiki - song lyrics, music lyrics". 2012-05-10. Retrieved 2012-08-05. 
  22. ^ "Meatball Wiki: Index of all pages". Retrieved 2012-03-24. 
  23. ^ a b "Statistics – Memory Alpha, the Star Trek Wiki". 2012-07-09. Retrieved 2012-03-24. 
  24. ^ "Statistics – MyWikiBiz, Author Your Legacy". Retrieved 2012-03-24. 
  25. ^ "Help:Copyrights – MyWikiBiz, Author Your Legacy". 2009-09-18. Retrieved 2012-03-24. 
  26. ^ Pornopedia: Sexstar Till Kraemer (32) gründet geile Enzyklopädie Bild, February 18, 2010
  27. ^ "Statistik â€" Pornopedia" (in (German)). Retrieved 2012-03-24. 
  28. ^ "Statistics – RISC OS". Retrieved 2012-03-24. 
  29. ^ "Statistics". Scholarpedia. Retrieved 2012-03-24. 
  30. ^ "Statistics". SNPedia. Retrieved 2012-03-24. 
  31. ^ "Statistik – Stadtwiki Karlsruhe" (in (German)). Retrieved 2012-03-24. 
  32. ^ "The Global Social Learning Network". 1959-12-08. Retrieved 2012-03-24. 
  33. ^ "THE THOMAS THE TANK ENGINE WIKI". Retrieved 2012-06-06. 
  34. ^ "Statistics – Uncyclopedia, the content-free encyclopedia". 2012-03-16. Retrieved 2012-07-09. 
  35. ^ "Statistics – The Vault, the Fallout Wiki". 2013-01-23. Retrieved 2013-01-23. 
  36. ^ "List of Wikia wikis – The Wiki Wiki – a wiki about wikis from Wikia". Retrieved 2012-03-24. 
  37. ^ "The Q&A wiki". 1997-07-26. Retrieved 2012-03-24. 
  38. ^ "Wikibooks/Table – Meta". 2012-03-09. Retrieved 2012-03-24. 
  39. ^ "Statistics". WikiEducator. Retrieved 2012-03-24. 
  40. ^ "Statistics". wikiHow. 2003-06-02. Retrieved 2012-03-24. 
  41. ^ "". 2012-05-24. Retrieved 2012-09-09. 
  42. ^ "Wikiquote – Meta". Retrieved 2012-07-09. 
  43. ^ "Wikisource/Table – Meta". Retrieved 2012-03-24. 
  44. ^ "Multilingual statistics – Wikitravel Shared". Retrieved 2012-07-09. 
  45. ^ "Statistics – Wookieepedia, the Star Wars Wiki". 2012-02-29. Retrieved 2012-03-24. 
  46. ^ "Statistics – WoWWiki – Your guide to the World of Warcraft". WoWWiki. 2012-03-11. Retrieved 2012-03-2.  Check date values in: |access-date= (help)
  47. ^ "Statistics – Wowpedia – Your wiki guide to the World of Warcraft". Wowpedia. 2011-02-02. Retrieved 2012-04-21. 

External links[edit]

List Category:Internet-related lists