Name |
Focus |
Notes |
Entries |
License |
AboutUs.com |
Internet directory |
Initially pre-populated with information about many different websites. Uses MediaWiki software, but now largely with Ruby on Rails |
7007176111460000000♠17,611,146 |
GFDL and CC BY-SA |
Appropedia |
English, French, German, Spanish |
Sustainable development, including appropriate technology merging with several other wikis |
7003493400000000000♠4,934[1] |
CC BY-SA 3.0 |
Baidu Baike |
Encyclopedic/Chinese |
A Chinese encyclopedia |
7006287812300000000♠2,878,123[2] |
Copyrighted |
Baike.com (互动百科) |
Encyclopedic |
Largest Chinese wiki. Social networking features. Chinese language only |
7006392000000000000♠3,920,000[3] |
Copyrighted |
Ballotpedia |
Informative |
An interactive almanac of United States politics. |
7005192927000000000♠192,927[4] |
GFDL |
Base de datos |
Encyclopedic/Spanish |
A Spanish language encyclopedia, with own wiki software. |
7004135180000000000♠13,518[5] |
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. |
7005200000000000000♠200,000 |
|
Citizendium |
Encyclopedic |
Requires writers to use real names rather than usernames; guided by expert input while allowing edits from the general public |
7004153080000000000♠15,308[6] |
CC BY-SA 3.0 |
Connectipedia |
non-profit organizations and foundations |
funded and maintained by Meyer Memorial Trust. Runs on Wagn |
7004220000000000000♠22,000 |
GNU Free Documentation License and a Creative Commons License |
Conservapedia |
Encyclopedic |
Information and articles are written from a conservative Christian viewpoint aimed at correcting the alleged liberal bias of Wikipedia. |
7004331000000000000♠33,100[7] |
Copyrighted (free use) |
Choral Public Domain Library (CPDL) |
Music |
A wiki library of free typeset musical scores |
7004153820000000000♠15,382[8] |
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 |
7004155930000000000♠15,593[2] |
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 |
7004194820000000000♠19,482 |
CC-BY-NC-SA.[9] |
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 |
7004472810000000000♠47,281[10] |
CC BY-SA 3.0 |
Encyclopedia Dramatica |
Satire of Internet memes |
A satirical wiki |
7003740000000000000♠7,400[11] |
Fair use |
Encyclopedia of Mathematics |
Mathematics |
|
7003800000000000000♠at least 8,000 |
CC BY-SA 3.0 |
Familypedia |
Genealogy |
Family trees and history |
7005183000000000000♠at least 183,000[12] |
CC BY-SA |
Foodista.com |
Reference—Food and Cooking |
A Creative Commons structured wiki about foods, recipes, and other culinary information. |
|
CC-BY |
La Frikipedia |
Parody of encyclopedia |
A parody of Wikipedia in Spanish language wiki. |
7004111590000000000♠11,159[13] |
GNU Free Documentation License |
Fringepedia |
Fiction—Fringe |
|
|
|
Galaxiki |
Fictional galaxy |
Dedicated to the creation of a fictional galaxy |
|
GFDL[14] |
Gardenology.org |
Gardening |
Meant as a "complete plant and garden wiki encyclopedia" |
7004190000000000000♠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. |
|
|
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 |
7004148000000000000♠14,800[15] |
GFDL |
Internet Movie Firearms Database (IMFDb) |
Firearm usage in Film, Television and Videogames |
Runs on MediaWiki |
7005144339000000000♠144,339[16] |
|
JurisPedia |
Government—Law |
A multi-lingual academic encyclopedia, including Arabic, Chinese, English, French, German and Spanish |
|
CC-NC |
Lostpedia |
Fiction—Lost |
Articles about episodes, characters, themes, etc. in the television show. |
7003724800000000000♠7,248[17] |
CC BY-NC-ND |
LyricWiki |
Music—Lyrics |
A listing of lyrics by album |
7006173700000000000♠1,737,000[18] |
Mostly copyrighted. CC BY-SA for minority of content. |
MeatballWiki |
Communities—Online communities |
|
7003490000000000000♠4,900[19] |
Copyrighted |
Memory Alpha |
Fiction—Star Trek |
Contains canon-only material |
7004366010000000000♠36,601[20] |
CC-NC 2.5 |
MetaBase |
database of biological databases |
1000 biological databases and over 800 'web services', more than 50 'user-contributed' databases |
7003180000000000000♠1,800 |
BioLicense and MetaBase:Copyrights |
Metapedia |
Encyclopedia |
A white nationalist and extreme right-wing online encyclopedia. |
7004875210000000000♠87,521[20] (Hungarian Language version) |
unknown |
MyWikiBiz |
Misc—Business directory |
Allows people and enterprises to write about themselves |
7004114750000000000♠11,475[21] |
GFDL and other[22] |
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 |
PCGamingWiki |
Games—Video games |
Attempts to provide fixes and information on all PC games |
7003136700000000000♠1,367 as of April 30, 2013 |
CC NC-SA 3.0 |
PlanetMath |
Misc—Mathematics |
Free wiki-style mathematical encyclopedia |
|
|
Pornopedia |
Sexuality |
Multilingual encyclopedia about pornography and sexuality[23] |
7004154470000000000♠15,447[24] (German version) |
Copyrighted |
RationalWiki |
Encyclopedic |
Information and articles are written from a liberal secular point of view as a response to Conservapedia |
7003640200000000000♠6,402[25] |
CC-BY-SA 3.0 |
Rangjung Yeshe Wiki |
Himalayan Buddhism, Tibetan Dictionary |
Tibetan-English Dictionary, Buddhist Glossaries, Biographies of Buddhist Teachers, and Resources |
7004237210000000000♠23,721[26] |
CC-BY-NC-SA / GFDL |
riscos.info |
Computers—RISC OS |
Hosts C programming resources and projects |
7002197000000000000♠197[27] |
cc-by 2.5 |
Scholarpedia |
Encyclopedic |
Written exclusively by professionals focusing on their field of expertise; subject to peer review |
7003161900000000000♠1,619[28] |
Copyrighted |
Sensei's Library |
Misc—Go (game) |
|
7004182000000000000♠18,200 |
OPL |
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 |
7003350000000000000♠3,500[29] |
CC-by-nc-sa 3.0 |
Stadtwiki Karlsruhe |
Encyclopedic |
Multilingual city wiki for Karlsruhe |
7004211570000000000♠21,157[30] |
CC-BY-NC-SA |
TermWiki |
Words in different languages |
A social learning network built around terms and questions in 75 languages. |
7006141780600000000♠1,417,806[31] |
|
Travellerspoint |
Places—Travel |
A social networking site dedicated to sharing stories and recommendations about travel |
7003240000000000000♠2,400[32] |
CC BY-SA 3.0 |
TV Tropes |
Encyclopedic |
Focuses on documenting tropes in various media |
7005163841000000000♠163,841 |
CC BY-SA 3.0 |
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.[33] Runs on MediaWiki. |
7003370500000000000♠3,705[34] |
CC BY-SA 3.0 |
Uncyclopedia |
Satire—Parody |
A satirical encyclopedia dedicated to parody |
7004307460000000000♠30,746[35] |
CC-BY-NC-SA 2.0 |
The Vault |
Fiction/Gaming—Fallout (series) |
Science Fiction wiki; migrated to Curse, inc in 2011 |
7004151340000000000♠15,134[36] |
CC BY-SA |
WikEM |
Emergency Medicine |
A 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. |
7003143400000000000♠1,434[37] |
Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License |
WikiAnswers |
General knowledge |
Compiles answers to questions posed |
7007112650000000000♠11,265,000[38] |
Copyrighted |
WikiArt |
Art, paintings |
The project aims to create high-quality, complete and well-structured online repository of fine art. |
75,000[39] |
public domain artworks |
Wikibooks |
General—textbooks |
A Wikimedia project |
7005115200000000000♠115,200[40] |
CC BY-SA/other |
WikiEducator |
Open educational resources |
Open educational resources which anyone may use, adapt, and share |
7005110872000000000♠110,872[41] |
CC BY-SA and CC-BY |
wikiHow |
How-to articles |
A wiki how-to manual |
7005166386000000000♠166,386[42] |
CC-by-nc-sa 3.0 |
WikiMapia |
Places—Map |
Combines Google Maps with a wiki system for polygonally defined areas; currently supports 35 languages |
7007133000000000000♠13,300,000 |
CC by-nc-sa[43] |
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 Wikimedia project that uses MediaWiki |
7007180000000000000♠18,000,000 |
CC BY-SA |
Wikiquote |
Reference—Quotations |
A quote repository; a Wikimedia project |
7005143302000000000♠143,302[44] |
CC BY-SA |
WikiShia |
Shi'a Islam |
An online encyclopedia focusing on Shi'a, the second major denomination in Islam. It has articles in 8 languages. Farsi has the most number of articles which is more than 3500.[45] |
7002882000000000000♠882[46] in English |
Unknown |
Wikishire |
Places—Great Britain and Ireland |
Gazetteer and interactive map of Great Britain and Ireland |
Over 12,500 |
CC BY-SA 3.0 |
Wikisource |
Reference—Primary sources |
A digital library of free content textual sources; a Wikimedia project |
7006405726300000000♠4,057,263[47] |
CC BY-SA |
Wikispecies |
Science—Biology |
A directory of species; a Wikimedia project |
7005248844000000000♠248,844 |
GFDL and CC BY-SA |
Wikitravel |
Places—Travel |
A travel guide using Wikimedia's software, but unconnected to the Wikimedia Foundation (which hosts Wikivoyage). 20 supported languages |
7004623450000000000♠62,345[48] |
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 |
Wikivoyage |
Places—Travel |
A multilingual travel guide of the Wikimedia Foundation. |
|
CC BY-SA 3.0 |
WikiWikiWeb |
Computer programming, specifically design patterns |
World's oldest wiki (began circa 1995) |
7004349970000000000♠34,997[2] |
GPL |
Wiktionary |
Multilingual dictionary |
An online dictionary; a Wikimedia project |
|
CC BY-SA 3.0 |
Wookieepedia |
Fiction—Star Wars |
Science fiction encyclopedia |
7005122727000000000♠122,727[49] |
CC BY-SA |
WoWWiki |
Gaming—Warcraft |
Contains in-universe material; migrated to Wowpedia in 2010 |
7005102705000000000♠102,705[50] (WoWWiki); 7005133925000000000♠133,925[51] (Wowpedia) |
CC BY-SA 3.0 |
ZineWiki |
Social—Independent media |
A zine encyclopedia |
7003466800000000000♠4,668 |
CC BY-NC-SA 3.0 |