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List of online encyclopedias

This is a list of notable online encyclopedias which are accessible on the World Wide Web.


[edit] General reference

Site Language Description Access
Archimedes-lab.org English Edutainment Free
Baidu Baike Chinese Collaborative online encyclopedia hosted by the major Chinese search engine Baidu Free
Banglapedia Bangla, English General interest Free
The Canadian Encyclopedia English, French General Interest (original content of the hard copy Canadian Encyclopedia) Free
Chinese Encyclopedia Chinese General interest Free
Citizendium English Wiki-based free encyclopedia project spearheaded by Larry Sanger, co-founder of Wikipedia Free
Columbia Encyclopedia English General interest Free
Compton's Encyclopedia English General interest Free
Conservapedia English Semi-open wiki written from politically far right-wing and Biblical literalist perspectives. Free
Credo Reference English General interest and subject-specific encyclopedias Subscription
Crnogorska Enciklopedija Montenegrin General interest (hopes to encourage a Montenegrin language Wikipedia) Free
Den Store Danske Encyklopædi Danish General interest Free
Deu Sözlük Turkish General interest Free
Digital Universe English Collection of articles on educational, cultural, and scientific topics Free
Diplopedia English US State Department internal encyclopedic wiki, available for diplomats and overseas US agents to use Access only through the State Department
Doosan Encyclopedia Korean General Free
EkÅ�i Sözlük Turkish General interest Free
Enciclopedia Cubana Spanish General Interest Free access
Encarta English General interest Defunct
Encyclopædia Britannica English General interest Limited free access and features, subscription for full access
Encyclopædia Britannica '1911 Edition English General interest Public domain: completely free access from several online sources
Encyclopedia of China Chinese General interest Subscription
Encyklopedia Internautica Polish General interest Free
Enciclopedia Libre Spanish Fork of the Spanish Wikipedia, using wiki software, released under the GFDL Free
Enciclopedia României Romanian Collaborative encyclopedia about Romania. Free
Encyclopædia Universalis French General interest encyclopedia published by Encyclopædia Britannica Subscription
Everything2 English General interest, users can submit articles on the topic of essentially anything Free
FAQ English A collection of searchable FAQs Free
Gale Virtual Reference Library English Database for search of source material of an academic nature Subscription
GNUPedia English General interest articles are released under a GNU license Free
Grand Larousse encyclopédique French General interest Free
Grolier Multimedia Encyclopedia English Targeted at the younger researcher, it contains the text of the Academic American Encyclopedia Subscription
Holocaust Encyclopedia English, Arabic, Persian, French, Spanish Holocaust related articles Free
Hudong Chinese General interest. China's largest wiki Free
Hutchinson Encyclopedia English General interest Free
Infoplease English General interest Free
Internetowa encyklopedia PWN Polish General interest Free
Interpedia English General interest, the first site to propose a free encyclopedia written by users. Now defunct. Defunct
Kalb Encyclopedia Esperanto General interest. The first online Esperanto encyclopedia Free
Kdo byl kdo Czech Biographies on notable Czech and Slovak people Free
Keyinpedia Chinese General interest Free
Knol English General interest Free
Kussmaul Encyclopedia English General interest with emphasis on science and the arts. First commercial online encyclopedia (1981'93). Subscription
Marefa Arabic General interest Free
Meyers Konversations-Lexikon 4. ed. 1888 - 1892 German General interest Free
Nationalencyklopedin Swedish General interest, the most comprehensive contemporary Swedish language encyclopedia Subscription
New World Encyclopedia English General interest Free
Nupedia English Combined with GNUpedia Free
Open Site English Categorized community-built encyclopedia, inspired by the Open Directory Project Free
Private Sözlük Turkish Collaborative hypertext Turkish dictionary and encyclopedia site that shares a similar concept with Everything2 or H2G2 Free
Probert Encyclopaedia English General interest Free
Quid French General interest Free
Scholarpedia English Articles are written by scholars and peer-reviewed for accuracy Free
Store norske leksikon Norwegian (Bokmål) General interest Free
Superpedia Bahasa Indonesia Indonesia Education Dictionary and Encyclopedia. Based on MediaWiki. Free
Susning.nu Swedish A Swedish language wiki Free
Từ ä�iá»�n B�¡ch khoa toàn thÆ� Viá»�t Nam Vietnamese General interest. State-sponsored encyclopedia. Free
Veropedia English, Dutch, Spanish Mirrors stable versions of selected English Wikipedia articles Free
Vikidia French, Spanish Articles designed for children ages 8'13 Free
WIEM Encyklopedia Polish General interest Free
Wikipedia See list here Wiki-based free general interest encyclopedia Free, Copyleft
WikiPilipinas English Based on the Wikipedia model, from the Philippines point-of-view Free
World Book Encyclopedia English General interest Subscription
Wikinfo English Holds multiple articles on subjects from different points of view Free

[edit] Biography

Site Language Description Access
Australian Dictionary of Biography English Entries on notable Australians who have died Free
Dictionary of Greek and Roman Biography and Mythology English Focuses on topics dealing with Greek and Roman mythology and people Free
Dictionary of New Zealand Biography English, Mä�ori Entries on notable New Zealanders who have died Free
glbtq.com English Entries on notable homosexuals Free
MacTutor History of Mathematics archive English Biographies of mathematicians Free
MyWikiBiz English A wiki encyclopedia that allows people and enterprises to write about themselves Free

[edit] Classical antiquities, arts, and literature

Site Language Description Access
A Dictionary of Greek and Roman Antiquities English Incorporates text from the 19th century encyclopedia of the same name. Focuses on topics of cultural and historical Greek and Roman significance. Free
Encyclopedia Mythica English Contains articles on mythology, folklore, and religion Free
Harpers Dictionary of Classical Antiquities English Covers subjects of classical antiquity Free
The Literary Encyclopedia English Literature related articles Subscription
SIKART English, German, French, Italian Biographical dictionary and database of Swiss visual art Free

[edit] Culture and country-specific

Site Language Description Access
Aeiou Encyclopedia German, English Online database of Austrian culture Free
Armeniapedia English, Armenian Online encyclopedia of anything pertaining to Armenia and Armenians. Free
Dictionary of Greek and Roman Geography English Focuses on topic relating to Greek and Roman geography Free
Encyclopedia of Alabama English Articles on the state of Alabama Free
Encyclopædia Iranica English, plans for a future Persian version Topics on the influence of the Iranian peoples throughout history Free
Encyclopedia of Korean Culture Korean Korea-related topics Free
Encyclopedia of Ukraine English Ukraine related articles Free
Encyclopedia of World Problems and Human Potential English Presents articles on perceived human problems Free
Gazetteer for Scotland English Articles on the geography and locations of Scotland Free
Jewish Encyclopedia English The state of Judaism and the Jews As of 1901 Free, Public domain
Jewish Virtual Library English Portals to essential Jewish topics Free
Kodansha Encyclopedia of Japan English Comprehensive articles on Japanese arts and culture, history and politics, etc. Subscription
New Georgia Encyclopedia English Articles on the U.S. state Georgia Free
Oregon Blue Book English Articles pertaining to Oregon Free
The Oregon Encyclopedia English Articles pertaining to Oregon Free
Panyathai Thai, limited English General interest. Designed to honor the Thai king Bhumibol Adulyadej Free
TAGIPEDIA Arabic, English Articles on Arab heritage and content Free with registration
Te Ara Encyclopedia of New Zealand English, Mä�ori The New Zealand government site with content on the country Free
Encyclopedia Virginia English Articles on Virginia's history and culture Free

[edit] Pop culture and fiction

Site Language Description Access
Battlestar Wiki English, Simple English, German, Spanish, Turkish, Malay, French, Chinese Battlestar Galactica-related articles Free
Don Markstein's Toonopedia English Focuses on articles pertaining to print and animated cartoons Free
H2G2 English Collection of sometimes humorous encyclopedia articles, based on Douglas Adams's The Hitchhiker's Guide to the Galaxy. Free
Heroes Wiki English, Dutch, French, German, Hebrew, Italian, Portuguese, Spanish, Swedish, Turkish Contains articles pertaining to the American television drama Heroes. Free
Lambiek English, Dutch Articles on comic strips and comic artists Free
Lostpedia English, German, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian, Chinese Contains articles pertaining to the hit drama Lost Free
Memory Alpha English, Bulgarian, Chinese, Czech, Dutch, Esperanto, French, German, Polish, Portuguese, Russian, Serbian, Spanish and Swedish Articles about Star Trek Free
The Rocklopedia Fakebandica English Articles on fake bands from popular entertainment Free
TvTropes English, German, Esperanto, Spanish, Frrench, Norsk, Suomi, Svenska, Al Bhed, Quenya Articles related to the devices and conventions that a fiction writer can reasonably rely on as being present in the audience members' minds and expectations Free
Wookieepedia English, German, Spanish, Bulgarian, Danish, Finnish, French, Croatian, Hungarian, Italian, Japanese, Dutch, Norwegian, Polish, Portuguese, Russian, Romanian, Slovak, Slovene, Swedish, Chinese Star Wars related articles Free
WoWWiki English, German, Spanish, French, Czech, Danish, Greek, Persian, Finnish, Hebrew, Hungarian, Icelandic, Italian, Lithuanian, Latvian, Dutch, Nynorsk, Bokmål, Polish, Portuguese, Brazilian Portuguese, Russian, Slovak, Korean, Japanese, Chinese World of Warcraft related articles Free

[edit] Mathematics

Site Language Description Access
Cut-the-knot English Mathematics related topics Free
Encyclopaedia of Mathematics English Encompasses articles on the topic of mathematics Free
EqWorld English, Russian, German, French, Italian, Spanish Articles on mathematical equations Free
MathWorld English Articles on a wide variety of math related topics Free
On-Line Encyclopedia of Integer Sequences English Encyclopedia of number sequences (what is next term after 1,2,4,9,20,48,115, ..., say?) Free
PlanetMath English Math related topics and articles Free/GNU
The QED Project English A project to establish a "distributed, computerized repository that rigorously represents all important, established mathematical knowledge." Free

[edit] Music

Site Language Description Access
Allmusic English Music-related topics Retail sites
Discogs English Database of audio releases Free
Encyclopaedia Metallum English Archives of heavy metal bands Free
LyricWiki English Encyclopedic database of song lyrics Free
MOOMA Hebrew Articles on Israeli music and musical artists Free
MusicBrainz English Database of audio albums Free
MusicMight English Bio- and discographies of rock bands Free

[edit] Philosophy

Site Language Description Access
Encyclopedia of Marxism multi-lingual Topics related to the study of Marxism Free
Internet Encyclopedia of Philosophy English Philosophy related articles Free
Routledge Encyclopedia of Philosophy English Philosophy articles Subscription
Stanford Encyclopedia of Philosophy English Philosophy subjects Free

[edit] Politics and history

Site Language Description Access
Campaigns Wikia English Political issues and campaigns Free
Congresspedia English Seeks to improve on public information through articles about US Congress specifics Free
Connexipedia English Social justice encyclopedia Free
Cyclopaedia of Political Science English Articles pertaining to science, economics, and American authors. The 1899 edition is available online Free
dKosopedia English A political encyclopedia written from a left/progressive/liberal/Democratic point of view Free
HistoryLink English Articles on the history of Washington State Free
Jurispedia Arabic, English, Chinese, French, German, Spanish, Dutch An academic encyclopedia on the concepts of law Free

[edit] Religion and theology

Site Language Description Access
Catholic Encyclopedia English Topics relating to Catholicism Free, Public domain
Christian Cyclopedia English A collection of historical and theological information Free
Easton's Bible Dictionary English Articles on Christianity and theology Free, Public Domain
Encyclopaedia Biblica English Contains articles pertaining to "the Literary, Political and Religious History, the Archaeology, Geography, and Natural History of the Bible"[1] Free
Encyclopedia of Mormonism English Articles by Mormon academics on history and doctrine of The Church of Jesus Christ of Latter-day Saints (Mormon or LDS Church). Free
Global Anabaptist Mennonite Encyclopedia Online English Topics relating to Anabaptism and Mennonites Free
Jewish Encyclopedia English Topics relating to Judaism Free
New Advent English Articles on Catholicism and apologetics Free

[edit] Science

Site Language Description Access
Encyclopedia Astronautica English Contains articles on the subject of space exploration and astronomy Free
Encyclopedia of Earth English Articles on the Earth and its ecosystems Free
Javapedia English Coverage of all topics related to the Java platform Free
ScienceWorld English Covers astronomy, scientific biography, chemistry, and physics. Like MathWorld, it is edited by Eric Weisstein. Free

[edit] Biology-Life science

Site Language Description Access
Animal Diversity Web English Student wiki-type database at the University of Michigan of animal natural history, distribution, classification, and conservation biology. Free
ARKive English Visual and audio recordings of the world's species Free
Encyclopedia of Life English, French Seeks to categorize all 1.8 million known species on the planet Free
Encyclopedia of Life Sciences English Biology related articles Subscription
Encyclopedia of Life Support Systems English Articles about the natural and social sciences Subscription
Erowid English Information about psychoactive substances Free
FishBase English, Spanish, Portuguese, French, German, Italian, Dutch, Chinese (Simplified Han), Chinese (Traditional Han), Bahasa Malay, Indonesian, Greek, Swedish, Russian, Persian, Vietnamese, Thai, Lao, Hindi, Bangla Articles on fish species Free
Flora Europaea English Covers different plant species Free
Macroscopic Observatory English Covers Flora and Fauna Free
Palaeos English Covers palaeontology Free
Wikispecies English Seeks to create a catalogue of all living things Free

[edit] Medicine and surgery

A list of 69 online medical wiki encyclopedias has been created by David Rothman.[2]

Site Language Description Access
Ask Dr Wiki English Medical content Free
Ganfyd English Medical content Free
Medcyclopaedia English Articles on medical imaging used in radiology and radiography Free
Medpedia English Medical content Free
Radiopaedia English Articles on medical imaging used in radiology and radiography Free
WikiDoc English, Spanish, Polish, Russian, Romanian, Chinese, Turkish and French Medical content Free
WikiSurgery English Surgical content Free

[edit] See also

[edit] References

[edit] External links

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