List of online encyclopedias
Updated: 12/10/2025, 10:21:08 AM Wikipedia source
This is a list of well-known online encyclopedias that are accessible or formerly accessible on the Internet. The largest online encyclopedias are general reference works, though there are also many specialized ones. Some online encyclopedias are editions of a print encyclopedia, such as Encyclopædia Britannica, whereas others originated online, such as Wikipedia. Some online encyclopedia use Wikipedia's MediaWiki software or even fork Wikipedia content to create an alternative version.
Tables
· General reference
Wikipedia
Wikipedia
Name
Wikipedia
Language
Various (see list here)
Description
General interest, wiki
Status
Active
Access
Free
Content license
CC BY-SA 4.0, GFDL
Fork of
None
Merged with
None
Nupedia
Nupedia
Name
Nupedia
Language
English
Description
Combined with GNUpedia
Status
Defunct
Access
None
Content license
GFDL 1.1 or later
Fork of
None
Merged with
None
Interpedia
Interpedia
Name
Interpedia
Language
English
Description
General interest, the first site to propose a free encyclopedia written by users
Status
Defunct
Access
None
Content license
Unknown
Fork of
Free
Merged with
None
Everipedia
Everipedia
Name
Everipedia
Language
English
Description
General interest
Status
Read-only (archived)
Access
Free
Content license
CC BY 4.0
Fork of
Wikipedia
Merged with
None
Citizendium
Citizendium
Name
Citizendium
Language
English
Description
General interest, wiki
Status
Active
Access
Free, copyleft
Content license
CC BY NC SA 3.0
Fork of
None
Merged with
None
Conservapedia
Conservapedia
Name
Conservapedia
Language
English
Description
American conservative and Christian interests
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Scholarpedia
Scholarpedia
Name
Scholarpedia
Language
English
Description
Articles are written by scholars and peer-reviewed for accuracy
Status
Active
Access
Free
Content license
CC BY NC SA 3.0
Fork of
None
Merged with
None
Encyclopædia Britannica
Encyclopædia Britannica
Name
Encyclopædia Britannica
Language
English
Description
General interest
Status
Active
Access
Limited free access and features, subscription for full access
Content license
Unknown
Fork of
None
Merged with
None
Baidu Baike
Baidu Baike
Name
Baidu Baike
Language
Chinese
Description
Collaborative online encyclopedia hosted by the major Chinese search engine company Baidu
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Enciklopedio Kalblanda
Enciklopedio Kalblanda
Name
Enciklopedio Kalblanda
Language
Esperanto
Description
General interest. The first online encyclopedia in Esperanto
Status
Defunct
Access
None
Content license
CC BY SA 3.0, GFDL
Fork of
None
Merged with
Esperanto Wikipedia
EcuRed
EcuRed
Name
EcuRed
Language
Spanish
Description
General interest. Cuban
Status
Active
Access
Free
Content license
None
Fork of
None
Merged with
None
Encyclopedia.com
Encyclopedia.com
Name
Encyclopedia.com
Language
English
Description
General interest
Status
Active
Access
Free
Content license
None
Fork of
None
Merged with
None
Baike.com
Baike.com
Name
Baike.com
Language
Chinese
Description
General interest. China's largest wiki
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Brockhaus Enzyklopädie
Brockhaus Enzyklopädie
Name
Brockhaus Enzyklopädie
Language
German
Description
General interest
Status
Active
Access
Limited free access and features, subscription for full access
Content license
Unknown
Fork of
None
Merged with
None
Columbia Encyclopedia
Columbia Encyclopedia
Name
Columbia Encyclopedia
Language
English
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Crnogorska Enciklopedija
Crnogorska Enciklopedija
Name
Crnogorska Enciklopedija
Language
Montenegrin
Description
General interest (hopes to encourage a Montenegrin language Wikipedia)
Status
Defunct
Access
None
Content license
Unknown
Fork of
None
Merged with
None
Croatian Encyclopedia
Croatian Encyclopedia
Name
Croatian Encyclopedia
Language
Croatian
Description
General and national encyclopedia
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Den Store Danske Encyklopædi
Den Store Danske Encyklopædi
Name
Den Store Danske Encyklopædi
Language
Danish
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Digital Universe
Digital Universe
Name
Digital Universe
Language
English
Description
Collection of articles on educational, cultural, and scientific topics
Status
Defunct
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Doosan Encyclopedia
Doosan Encyclopedia
Name
Doosan Encyclopedia
Language
Korean
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Ekşi Sözlük
Ekşi Sözlük
Name
Ekşi Sözlük
Language
Turkish
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Encarta (1993–2009)
Encarta (1993–2009)
Name
Encarta (1993–2009)
Language
English
Description
General interest
Status
Defunct
Access
None
Content license
Unknown
Fork of
None
Merged with
None
Enciclonet
Enciclonet
Name
Enciclonet
Language
Spanish
Description
General interest
Status
Active
Access
Limited free access and features, subscription for full access
Content license
None
Fork of
None
Merged with
None
Encyclopædia Britannica 11th Edition (1910–11)
Encyclopædia Britannica 11th Edition (1910–11)
Name
Encyclopædia Britannica 11th Edition (1910–11)
Language
English
Description
General interest
Status
Defunct
Access
Public domain: completely free access from several online sources
Content license
None
Fork of
None
Merged with
None
Encyclopedia of China
Encyclopedia of China
Name
Encyclopedia of China
Language
Chinese
Description
General interest
Status
Active
Access
Subscription
Content license
Unknown
Fork of
None
Merged with
None
Từ điển bách khoa Việt Nam
Từ điển bách khoa Việt Nam
Name
Từ điển bách khoa Việt Nam
Language
Vietnamese
Description
General interest. State-sponsored encyclopedia.
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Encyklopedia Internautica
Encyklopedia Internautica
Name
Encyklopedia Internautica
Language
Polish
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Enciclopedia Libre Universal en Español
Enciclopedia Libre Universal en Español
Name
Enciclopedia Libre Universal en Español
Language
Spanish
Description
Fork of the Spanish Wikipedia, using wiki software, released under the GFDL
Status
Defunct
Access
Free, copyleft
Content license
Unknown
Fork of
None
Merged with
None
Encyclopædia Universalis
Encyclopædia Universalis
Name
Encyclopædia Universalis
Language
French
Description
General interest encyclopedia published by Encyclopædia Britannica
Status
Active
Access
Subscription
Content license
Unknown
Fork of
None
Merged with
None
Everything2
Everything2
Name
Everything2
Language
English
Description
General interest, users can submit articles on the topic of essentially anything
Status
Active
Access
Free
Content license
None
Fork of
None
Merged with
None
The Free Dictionary
The Free Dictionary
Name
The Free Dictionary
Language
English, Spanish, German, French, Italian, Chinese, Portuguese, Dutch, Norwegian, Greek, Arabic, Polish, Turkish, Russian
Description
TheFreeDictionary's Encyclopedia draws from various sources, including The Columbia Encyclopedia.
Status
Active
Access
Free
Content license
None
Fork of
None
Merged with
None
GNE
GNE
Name
GNE
Language
English
Description
General interest articles are released under a GNU license. Formerly GNUpedia.
Status
Defunct
Access
None
Content license
Unknown
Fork of
None
Merged with
None
Gran Enciclopèdia Catalana
Gran Enciclopèdia Catalana
Name
Gran Enciclopèdia Catalana
Language
Catalan
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Grand Larousse encyclopédique
Grand Larousse encyclopédique
Name
Grand Larousse encyclopédique
Language
French
Description
General interest
Status
Active
Access
Free
Content license
None
Fork of
None
Merged with
None
Great Norwegian Encyclopedia
Great Norwegian Encyclopedia
Name
Great Norwegian Encyclopedia
Language
Norwegian (Bokmål)
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Great Russian Encyclopedia
Great Russian Encyclopedia
Name
Great Russian Encyclopedia
Language
Russian
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Great Soviet Encyclopedia
Great Soviet Encyclopedia
Name
Great Soviet Encyclopedia
Language
Russian, English
Description
General interest, often from the former official Soviet viewpoint.
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Grokipedia
Grokipedia
Name
Grokipedia
Language
English
Description
General interest, AI-powered
Status
Active
Access
Free
Content license
CC BY-SA 4.0
Fork of
Wikipedia
Merged with
None
Hamichlol
Hamichlol
Name
Hamichlol
Language
Hebrew, English
Description
General interest, designed for Haredim
Status
Active
Access
Free. Copyleft: mirror of Wikipedia content; copyright: original content.
Content license
Unknown
Fork of
Wikipedia
Merged with
None
Internetowa encyklopedia PWN
Internetowa encyklopedia PWN
Name
Internetowa encyklopedia PWN
Language
Polish
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Krugosvet (Rus. Кругосвет)
Krugosvet (Rus. Кругосвет)
Name
Krugosvet (Rus. Кругосвет)
Language
Russian
Description
General interest.
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Marathi Vishwakosh
Marathi Vishwakosh
Name
Marathi Vishwakosh
Language
Marathi
Description
General Interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Marefa
Marefa
Name
Marefa
Language
Arabic
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Mawdoo3
Mawdoo3
Name
Mawdoo3
Language
Arabic
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Metapedia
Metapedia
Name
Metapedia
Language
Hungarian, German, English, Spanish, Swedish, Romanian, Estonian, French, Slovenian, Czech, Portuguese, Norwegian, Danish, Greek, Dutch
Description
Far right-wing, white nationalist and neo nazi encyclopedia
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Meyers Konversations-Lexikon 4. ed. 1888 - 1892
Meyers Konversations-Lexikon 4. ed. 1888 - 1892
Name
Meyers Konversations-Lexikon 4. ed. 1888 - 1892
Language
German
Description
General interest
Status
Defunct
Access
access from several online sources
Content license
Unknown
Fork of
None
Merged with
None
Namuwiki
Namuwiki
Name
Namuwiki
Language
Korean
Description
General interest
Status
Active
Access
Free
Content license
CC-BY-NC-SA 2.0 KR
Fork of
Rigveda Wiki
Merged with
None
Nationalencyklopedin
Nationalencyklopedin
Name
Nationalencyklopedin
Language
Swedish
Description
General interest, comprehensive
Status
Active
Access
Subscription
Content license
Unknown
Fork of
None
Merged with
None
New World Encyclopedia
New World Encyclopedia
Name
New World Encyclopedia
Language
English
Description
Project of the Unification movement
Status
Active
Access
Free. Wikipedia fork.
Content license
CC BY SA 3.0, GFDL
Fork of
Wikipedia
Merged with
None
Oeconomische Encyclopädie (1773-1858)
Oeconomische Encyclopädie (1773-1858)
Name
Oeconomische Encyclopädie (1773-1858)
Language
German
Description
General interest
Status
Defunct
Access
Public domain: completely free access from several online sources
Content license
None
Fork of
None
Merged with
None
Oxford Bibliographies Online
Oxford Bibliographies Online
Name
Oxford Bibliographies Online
Language
English
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Proleksis Encyclopedia
Proleksis Encyclopedia
Name
Proleksis Encyclopedia
Language
Croatian
Description
General and national encyclopedia
Status
Active
Access
Free with registration
Content license
Unknown
Fork of
None
Merged with
None
Ruwiki
Ruwiki
Name
Ruwiki
Language
Russian
Description
General interest, forked from Russian Wikipedia during the Russo-Ukrainian war
Status
Active
Access
Free
Content license
CC BY-SA 4.0
Fork of
Russian Wikipedia
Merged with
None
Rigveda Wiki
Rigveda Wiki
Name
Rigveda Wiki
Language
Korean
Description
General interest
Status
Active
Access
Free
Content license
CC-BY-NC-SA 2.0 KR
Fork of
None
Merged with
None
Sarvavijnanakosam
Sarvavijnanakosam
Name
Sarvavijnanakosam
Language
Malayalam
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Sogou Baike
Sogou Baike
Name
Sogou Baike
Language
Chinese
Description
Collaborative online encyclopedia hosted by the major Chinese search engine company Sogou
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Superpedia
Superpedia
Name
Superpedia
Language
Indonesian, Sundanese, Javanese
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Susning.nu (2001–09)
Susning.nu (2001–09)
Name
Susning.nu (2001–09)
Language
Swedish
Description
A Swedish language wiki
Status
Defunct
Access
None
Content license
Unknown
Fork of
None
Merged with
None
Tamil Encyclopedia
Tamil Encyclopedia
Name
Tamil Encyclopedia
Language
Tamil
Description
General Interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Treccani
Treccani
Name
Treccani
Language
Italian
Description
General interest
Status
Active
Access
Free
Content license
None
Fork of
None
Merged with
None
Veropedia
Veropedia
Name
Veropedia
Language
English, Dutch, Spanish
Description
Mirrors stable versions of selected English Wikipedia articles
Status
Defunct
Access
None
Content license
Unknown
Fork of
None
Merged with
None
Visuotinė lietuvių enciklopedija
Visuotinė lietuvių enciklopedija
Name
Visuotinė lietuvių enciklopedija
Language
Lithuanian
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
WIEM Encyklopedia
WIEM Encyklopedia
Name
WIEM Encyklopedia
Language
Polish
Description
General interest
Status
Active
Access
Free
Content license
Unknown
Fork of
None
Merged with
None
Winkler Prins
Winkler Prins
Name
Winkler Prins
Language
Dutch
Description
General interest, three different age levels
Status
Active
Access
Subscription
Content license
Unknown
Fork of
None
Merged with
None
World Book Encyclopedia
World Book Encyclopedia
Name
World Book Encyclopedia
Language
English
Description
General interest
Status
Active
Access
Subscription
Content license
Unknown
Fork of
None
Merged with
None
Klexikon
Klexikon
Name
Klexikon
Language
German
Description
General interest for children aged six to twelve years
Status
Active
Access
Free
Content license
CC BY-SA 3.0
Fork of
None
Merged with
None
| Name | Language | Description | Status | Access | Content license | Fork of | Merged with |
| Wikipedia | Various (see list here) | General interest, wiki | Active | Free | CC BY-SA 4.0, GFDL | None | None |
| Nupedia | English | Combined with GNUpedia | Defunct | None | GFDL 1.1 or later | None | None |
| Interpedia | English | General interest, the first site to propose a free encyclopedia written by users | Defunct | None | Unknown | Free | None |
| Everipedia | English | General interest | Read-only (archived) | Free | CC BY 4.0 | Wikipedia | None |
| Citizendium | English | General interest, wiki | Active | Free, copyleft | CC BY NC SA 3.0 | None | None |
| Conservapedia | English | American conservative and Christian interests | Active | Free | Unknown | None | None |
| Scholarpedia | English | Articles are written by scholars and peer-reviewed for accuracy | Active | Free | CC BY NC SA 3.0 | None | None |
| Encyclopædia Britannica | English | General interest | Active | Limited free access and features, subscription for full access | Unknown | None | None |
| Baidu Baike | Chinese | Collaborative online encyclopedia hosted by the major Chinese search engine company Baidu | Active | Free | Unknown | None | None |
| Enciklopedio Kalblanda | Esperanto | General interest. The first online encyclopedia in Esperanto | Defunct | None | CC BY SA 3.0, GFDL | None | Esperanto Wikipedia |
| EcuRed | Spanish | General interest. Cuban | Active | Free | None | None | None |
| Encyclopedia.com | English | General interest | Active | Free | None | None | None |
| Baike.com | Chinese | General interest. China's largest wiki | Active | Free | Unknown | None | None |
| Brockhaus Enzyklopädie | German | General interest | Active | Limited free access and features, subscription for full access | Unknown | None | None |
| Columbia Encyclopedia | English | General interest | Active | Free | Unknown | None | None |
| Crnogorska Enciklopedija | Montenegrin | General interest (hopes to encourage a Montenegrin language Wikipedia) | Defunct | None | Unknown | None | None |
| Croatian Encyclopedia | Croatian | General and national encyclopedia | Active | Free | Unknown | None | None |
| Den Store Danske Encyklopædi | Danish | General interest | Active | Free | Unknown | None | None |
| Digital Universe | English | Collection of articles on educational, cultural, and scientific topics | Defunct | Free | Unknown | None | None |
| Doosan Encyclopedia | Korean | General interest | Active | Free | Unknown | None | None |
| Ekşi Sözlük | Turkish | General interest | Active | Free | Unknown | None | None |
| Encarta (1993–2009) | English | General interest | Defunct | None | Unknown | None | None |
| Enciclonet | Spanish | General interest | Active | Limited free access and features, subscription for full access | None | None | None |
| Encyclopædia Britannica 11th Edition (1910–11) | English | General interest | Defunct | Public domain: completely free access from several online sources | None | None | None |
| Encyclopedia of China | Chinese | General interest | Active | Subscription | Unknown | None | None |
| Từ điển bách khoa Việt Nam | Vietnamese | General interest. State-sponsored encyclopedia. | Active | Free | Unknown | None | None |
| Encyklopedia Internautica | Polish | General interest | Active | Free | Unknown | None | None |
| Enciclopedia Libre Universal en Español | Spanish | Fork of the Spanish Wikipedia, using wiki software, released under the GFDL | Defunct | Free, copyleft | Unknown | None | None |
| Encyclopædia Universalis | French | General interest encyclopedia published by Encyclopædia Britannica | Active | Subscription | Unknown | None | None |
| Everything2 | English | General interest, users can submit articles on the topic of essentially anything | Active | Free | None | None | None |
| The Free Dictionary | English, Spanish, German, French, Italian, Chinese, Portuguese, Dutch, Norwegian, Greek, Arabic, Polish, Turkish, Russian | TheFreeDictionary's Encyclopedia draws from various sources, including The Columbia Encyclopedia. | Active | Free | None | None | None |
| GNE | English | General interest articles are released under a GNU license. Formerly GNUpedia. | Defunct | None | Unknown | None | None |
| Gran Enciclopèdia Catalana | Catalan | General interest | Active | Free | Unknown | None | None |
| Grand Larousse encyclopédique | French | General interest | Active | Free | None | None | None |
| Great Norwegian Encyclopedia | Norwegian (Bokmål) | General interest | Active | Free | Unknown | None | None |
| Great Russian Encyclopedia | Russian | General interest | Active | Free | Unknown | None | None |
| Great Soviet Encyclopedia | Russian, English | General interest, often from the former official Soviet viewpoint. | Active | Free | Unknown | None | None |
| Grokipedia | English | General interest, AI-powered | Active | Free | CC BY-SA 4.0 | Wikipedia | None |
| Hamichlol | Hebrew, English | General interest, designed for Haredim | Active | Free. Copyleft: mirror of Wikipedia content; copyright: original content. | Unknown | Wikipedia | None |
| Internetowa encyklopedia PWN | Polish | General interest | Active | Free | Unknown | None | None |
| Krugosvet (Rus. Кругосвет) | Russian | General interest. | Active | Free | Unknown | None | None |
| Marathi Vishwakosh | Marathi | General Interest | Active | Free | Unknown | None | None |
| Marefa | Arabic | General interest | Active | Free | Unknown | None | None |
| Mawdoo3 | Arabic | General interest | Active | Free | Unknown | None | None |
| Metapedia | Hungarian, German, English, Spanish, Swedish, Romanian, Estonian, French, Slovenian, Czech, Portuguese, Norwegian, Danish, Greek, Dutch | Far right-wing, white nationalist and neo nazi encyclopedia | Active | Free | Unknown | None | None |
| Meyers Konversations-Lexikon 4. ed. 1888 - 1892 | German | General interest | Defunct | access from several online sources | Unknown | None | None |
| Namuwiki | Korean | General interest | Active | Free | CC-BY-NC-SA 2.0 KR | Rigveda Wiki | None |
| Nationalencyklopedin | Swedish | General interest, comprehensive | Active | Subscription | Unknown | None | None |
| New World Encyclopedia | English | Project of the Unification movement | Active | Free. Wikipedia fork. | CC BY SA 3.0, GFDL | Wikipedia | None |
· Biography
Afro-American Encyclopaedia
Afro-American Encyclopaedia
Site
Afro-American Encyclopaedia
Language
English
Description
Classic historical encyclopedia (1895)
Access
Free
Australian Dictionary of Biography
Australian Dictionary of Biography
Site
Australian Dictionary of Biography
Language
English
Description
Entries on notable Australians who have died
Access
Free
Croatian Biographical Lexicon
Croatian Biographical Lexicon
Site
Croatian Biographical Lexicon
Language
Croatian
Description
Multi-volume biographical reference work on notable figures from Croatian history
Access
Free
Deutsche Biographie
Deutsche Biographie
Site
Deutsche Biographie
Language
German
Description
Biographies on notable German speaking people
Access
Free
American National Biography
American National Biography
Site
American National Biography
Language
English
Description
Biographies of notable Americans
Access
Subscription
Dictionary of Irish Architects
Dictionary of Irish Architects
Site
Dictionary of Irish Architects
Language
English
Description
Biographical information on Irish architects from 1720 to 1940
Access
Free
Kdo byl kdo
Kdo byl kdo
Site
Kdo byl kdo
Language
Czech
Description
Biographies on notable Czech and Slovak people
Access
Free
Österreichisches Biographisches Lexikon 1815–1950
Österreichisches Biographisches Lexikon 1815–1950
Site
Österreichisches Biographisches Lexikon 1815–1950
Language
German
Description
Biographies on notable Austrians
Access
Free
Oxford Dictionary of National Biography
Oxford Dictionary of National Biography
Site
Oxford Dictionary of National Biography
Language
English
Description
Comprehensive 66-volume reference work on notable figures from British history
Access
Subscription
Dictionary of New Zealand Biography
Dictionary of New Zealand Biography
Site
Dictionary of New Zealand Biography
Language
English, Māori
Description
Entries on notable New Zealanders who have died
Access
Free
Dizionario Biografico degli Italiani
Dizionario Biografico degli Italiani
Site
Dizionario Biografico degli Italiani
Language
Italian
Description
Biographical Dictionary of Italian People, published by the Istituto dell'Enciclopedia Italiana Treccani
Access
Free
| Site | Language | Description | Access |
| Afro-American Encyclopaedia | English | Classic historical encyclopedia (1895) | Free |
| Australian Dictionary of Biography | English | Entries on notable Australians who have died | Free |
| Croatian Biographical Lexicon | Croatian | Multi-volume biographical reference work on notable figures from Croatian history | Free |
| Deutsche Biographie | German | Biographies on notable German speaking people | Free |
| American National Biography | English | Biographies of notable Americans | Subscription |
| Dictionary of Irish Architects | English | Biographical information on Irish architects from 1720 to 1940 | Free |
| Kdo byl kdo | Czech | Biographies on notable Czech and Slovak people | Free |
| Österreichisches Biographisches Lexikon 1815–1950 | German | Biographies on notable Austrians | Free |
| Oxford Dictionary of National Biography | English | Comprehensive 66-volume reference work on notable figures from British history | Subscription |
| Dictionary of New Zealand Biography | English, Māori | Entries on notable New Zealanders who have died | Free |
| Dizionario Biografico degli Italiani | Italian | Biographical Dictionary of Italian People, published by the Istituto dell'Enciclopedia Italiana Treccani | Free |
· Antiquities, arts, and literature
Dictionary of Art Historians
Dictionary of Art Historians
Site
Dictionary of Art Historians
Language
English
Description
Covers topics relating to art historians, art critics, and their dictionaries
Access
Free
Dictionary of Greek and Roman Antiquities
Dictionary of Greek and Roman Antiquities
Site
Dictionary of Greek and Roman Antiquities
Language
English
Description
Incorporates text from the 19th-century encyclopedia of the same name. Focuses on topics of cultural and historical Greek and Roman significance.
Access
Free
Dictionary of Greek and Roman Biography and Mythology
Dictionary of Greek and Roman Biography and Mythology
Site
Dictionary of Greek and Roman Biography and Mythology
Language
English
Description
Focuses on topics dealing with Greek and Roman mythology and people
Access
Free
Dictionary of Greek and Roman Geography
Dictionary of Greek and Roman Geography
Site
Dictionary of Greek and Roman Geography
Language
English
Description
Focuses on topics relating to Greek and Roman geography
Access
Free
Enciclopedia Dantesca
Enciclopedia Dantesca
Site
Enciclopedia Dantesca
Language
Italian
Description
Devoted to Dante Alighieri and his time, by the Istituto dell'Enciclopedia Italiana Treccani
Access
Free
The Encyclopedia of Fantasy
The Encyclopedia of Fantasy
Site
The Encyclopedia of Fantasy
Language
English
Access
Free
Encyclopedia Mythica
Encyclopedia Mythica
Site
Encyclopedia Mythica
Language
English
Description
Covers folklore, mythology, and religion.
Access
Free
Harper's Dictionary of Classical Literature and Antiquities
Harper's Dictionary of Classical Literature and Antiquities
Site
Harper's Dictionary of Classical Literature and Antiquities
Language
English
Description
Covers subjects of classical antiquity; text from 1898
Access
Free
The History of Nordic Women's Literature
The History of Nordic Women's Literature
Site
The History of Nordic Women's Literature
Language
English, Danish, Swedish
Description
Searchable online English-language version including many biographies
Access
Free
Kindlers Literatur Lexikon
Kindlers Literatur Lexikon
Site
Kindlers Literatur Lexikon
Language
German
Description
Online-only since 2009, covers works and writers of world literature
Access
Subscription
The Literary Encyclopedia
The Literary Encyclopedia
Site
The Literary Encyclopedia
Language
English
Description
Literature related articles
Access
Subscription
Oxford Art Online
Oxford Art Online
Site
Oxford Art Online
Language
English
Description
Visual art; formerly Grove Art Online and The Dictionary of Art. Originally published in 1996 as a 34-volume printed encyclopedia; offered online since 1998.
Access
Subscription
SIKART
SIKART
Site
SIKART
Language
English, German, French, Italian
Description
Biographical dictionary and database of Swiss visual art
Access
Free
| Site | Language | Description | Access |
| Dictionary of Art Historians | English | Covers topics relating to art historians, art critics, and their dictionaries | Free |
| 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 |
| Dictionary of Greek and Roman Biography and Mythology | English | Focuses on topics dealing with Greek and Roman mythology and people | Free |
| Dictionary of Greek and Roman Geography | English | Focuses on topics relating to Greek and Roman geography | Free |
| Enciclopedia Dantesca | Italian | Devoted to Dante Alighieri and his time, by the Istituto dell'Enciclopedia Italiana Treccani | Free |
| The Encyclopedia of Fantasy | English | Free | |
| Encyclopedia Mythica | English | Covers folklore, mythology, and religion. | Free |
| Harper's Dictionary of Classical Literature and Antiquities | English | Covers subjects of classical antiquity; text from 1898 | Free |
| The History of Nordic Women's Literature | English, Danish, Swedish | Searchable online English-language version including many biographies | Free |
| Kindlers Literatur Lexikon | German | Online-only since 2009, covers works and writers of world literature | Subscription |
| The Literary Encyclopedia | English | Literature related articles | Subscription |
| Oxford Art Online | English | Visual art; formerly Grove Art Online and The Dictionary of Art. Originally published in 1996 as a 34-volume printed encyclopedia; offered online since 1998. | Subscription |
| SIKART | English, German, French, Italian | Biographical dictionary and database of Swiss visual art | Free |
· Regional interest
Agropedia
Agropedia
Site
Agropedia
Description
Covers topics related to agriculture in India
Austria-Forum
Austria-Forum
Site
Austria-Forum
Language
German, English
Description
Online database of Austrian culture
Access
Free
Banglapedia
Banglapedia
Site
Banglapedia
Language
Bengali, English
Description
Bangladesh-related topics
Access
Free
The Canadian Encyclopedia
The Canadian Encyclopedia
Site
The Canadian Encyclopedia
Language
English, French
Description
General interest regarding Canada and Canadiana (original content of the hard copy Canadian Encyclopedia)
Access
Free
Chalo Chatu
Chalo Chatu
Site
Chalo Chatu
Language
English
Description
Collaborative online encyclopedia hosted by Chalo Chatu Foundation featuring comprehensive articles on Zambian culture and history, etc.
Access
Free
Culinary Heritage of Switzerland
Culinary Heritage of Switzerland
Site
Culinary Heritage of Switzerland
Language
German, French, Italian, Romansh
Description
Online encyclopedia of traditional Swiss cuisine and produce.
Access
Free
DEDI
DEDI
Site
DEDI
Language
English, Slovene
Description
Online encyclopedia of the natural and cultural heritage of Slovenia, operated by the Slovenian Academy of Sciences and Arts Scientific Research Center.
Access
Free
Dictionary of Sydney
Dictionary of Sydney
Site
Dictionary of Sydney
Language
English
Description
Articles on the history and culture of Sydney, Australia
Access
Free
Encyclopaedia of Islam, 3rd edition
Encyclopaedia of Islam, 3rd edition
Site
Encyclopaedia of Islam, 3rd edition
Language
English
Description
About the Islamic world, not a Muslim encyclopedia
Access
Subscription
Encyclopædia Iranica
Encyclopædia Iranica
Site
Encyclopædia Iranica
Language
English, plans for a future Persian version
Description
Topics on Iranology and the influence of the Iranian peoples throughout history
Access
Free
The Encyclopaedia of Korea
The Encyclopaedia of Korea
Site
The Encyclopaedia of Korea
Language
English
Description
Korea-related topics
Access
Free
Encyclopedia of Korean Culture
Encyclopedia of Korean Culture
Site
Encyclopedia of Korean Culture
Language
Korean
Description
Korea-related topics
Access
Free
Encyclopedia Sindhiana
Encyclopedia Sindhiana
Site
Encyclopedia Sindhiana
Language
Sindhi
Description
General interest regarding Sindh
Access
Limited free access and features
Internet Encyclopedia of Ukraine
Internet Encyclopedia of Ukraine
Site
Internet Encyclopedia of Ukraine
Language
English
Description
Ukraine, its history, people, geography, society, economy, and cultural heritage, based on the five-volume print Encyclopedia of Ukraine
Access
Free
Gazetteer for Scotland
Gazetteer for Scotland
Site
Gazetteer for Scotland
Language
English
Description
Articles on the geography and locations of Scotland
Access
Free
Historical Dictionary of Switzerland
Historical Dictionary of Switzerland
Site
Historical Dictionary of Switzerland
Language
French, German and Italian
Description
Articles on the history of Switzerland.
Access
Free (without illustrations)
Kodansha Encyclopedia of Japan
Kodansha Encyclopedia of Japan
Site
Kodansha Encyclopedia of Japan
Language
English
Description
Comprehensive articles on Japanese arts, culture, history, and politics, etc.
Access
Subscription
Oslo byleksikon
Oslo byleksikon
Site
Oslo byleksikon
Language
Bokmål (Norwegian)
Description
Online encyclopedia of Oslo, operated by the Society for Oslo Byes Vel, with an emphasis on places, buildings and historical events.
Access
Free
Panyathai
Panyathai
Site
Panyathai
Language
Thai, limited English
Description
General interest. Designed to honor the Thai king Bhumibol Adulyadej
Access
Free
Sahapedia
Sahapedia
Site
Sahapedia
Language
English
Description
Open encyclopedic resource on the arts, cultures, and histories of India.
Access
Free
Te Ara: The Encyclopedia of New Zealand
Te Ara: The Encyclopedia of New Zealand
Site
Te Ara: The Encyclopedia of New Zealand
Language
English, Māori
Description
Site operated by the New Zealand government regarding information about the country
Access
Free
Vienna History Wiki
Vienna History Wiki
Site
Vienna History Wiki
Language
German
Description
Articles on the history of the city of Vienna, Austria. Includes 31,000 entries from the 2nd edition of Historisches Lexikon Wien.
Access
Free
Turkpidya
Turkpidya
Site
Turkpidya
Language
English, German, Danish, Spanish, French, Italian, Hungarian, Dutch, Portuguese, Romanian, Turkish, Croatian, Polish, Czech, Greek, Bulgarian, Russian, Serbian, Hebrew, Arabic, Persian, Japanese, and Korean.
Description
Online encyclopedia about Turkey and Turkic Nations
Access
Free
Unam Wiki
Unam Wiki
Site
Unam Wiki
Language
Korean
Description
Wiki with stated South Korean conservative leanings.
Access
Free
| Site | Language | Description | Access |
| Agropedia | Covers topics related to agriculture in India | ||
| Austria-Forum | German, English | Online database of Austrian culture | Free |
| Banglapedia | Bengali, English | Bangladesh-related topics | Free |
| The Canadian Encyclopedia | English, French | General interest regarding Canada and Canadiana (original content of the hard copy Canadian Encyclopedia) | Free |
| Chalo Chatu | English | Collaborative online encyclopedia hosted by Chalo Chatu Foundation featuring comprehensive articles on Zambian culture and history, etc. | Free |
| Culinary Heritage of Switzerland | German, French, Italian, Romansh | Online encyclopedia of traditional Swiss cuisine and produce. | Free |
| DEDI | English, Slovene | Online encyclopedia of the natural and cultural heritage of Slovenia, operated by the Slovenian Academy of Sciences and Arts Scientific Research Center. | Free |
| Dictionary of Sydney | English | Articles on the history and culture of Sydney, Australia | Free |
| Encyclopaedia of Islam, 3rd edition | English | About the Islamic world, not a Muslim encyclopedia | Subscription |
| Encyclopædia Iranica | English, plans for a future Persian version | Topics on Iranology and the influence of the Iranian peoples throughout history | Free |
| The Encyclopaedia of Korea | English | Korea-related topics | Free |
| Encyclopedia of Korean Culture | Korean | Korea-related topics | Free |
| Encyclopedia Sindhiana | Sindhi | General interest regarding Sindh | Limited free access and features |
| Internet Encyclopedia of Ukraine | English | Ukraine, its history, people, geography, society, economy, and cultural heritage, based on the five-volume print Encyclopedia of Ukraine | Free |
| Gazetteer for Scotland | English | Articles on the geography and locations of Scotland | Free |
| Historical Dictionary of Switzerland | French, German and Italian | Articles on the history of Switzerland. | Free (without illustrations) |
| Kodansha Encyclopedia of Japan | English | Comprehensive articles on Japanese arts, culture, history, and politics, etc. | Subscription |
| Oslo byleksikon | Bokmål (Norwegian) | Online encyclopedia of Oslo, operated by the Society for Oslo Byes Vel, with an emphasis on places, buildings and historical events. | Free |
| Panyathai | Thai, limited English | General interest. Designed to honor the Thai king Bhumibol Adulyadej | Free |
| Sahapedia | English | Open encyclopedic resource on the arts, cultures, and histories of India. | Free |
| Te Ara: The Encyclopedia of New Zealand | English, Māori | Site operated by the New Zealand government regarding information about the country | Free |
| Vienna History Wiki | German | Articles on the history of the city of Vienna, Austria. Includes 31,000 entries from the 2nd edition of Historisches Lexikon Wien. | Free |
| Turkpidya | English, German, Danish, Spanish, French, Italian, Hungarian, Dutch, Portuguese, Romanian, Turkish, Croatian, Polish, Czech, Greek, Bulgarian, Russian, Serbian, Hebrew, Arabic, Persian, Japanese, and Korean. | Online encyclopedia about Turkey and Turkic Nations | Free |
| Unam Wiki | Korean | Wiki with stated South Korean conservative leanings. | Free |
· Regional interest › US-specific
64 Parishes
64 Parishes
Site
64 Parishes
Language
English
Description
Online encyclopedia of Louisiana, run by the Louisiana Endowment for the Humanities.
Access
Free
Encyclopedia of Alabama
Encyclopedia of Alabama
Site
Encyclopedia of Alabama
Language
English
Description
Encyclopedia covering the state of Alabama, sponsored by the Alabama Humanities Foundation.
Access
Free
Encyclopedia of Appalachia
Encyclopedia of Appalachia
Site
Encyclopedia of Appalachia
Language
English
Description
Dedicated to the region, people, culture, history, and geography of Appalachia.
Access
Defunct
Encyclopedia of Arkansas
Encyclopedia of Arkansas
Site
Encyclopedia of Arkansas
Language
English
Description
Project of the Central Arkansas Library System and is the only U.S. state encyclopedia sponsored by a public library
Access
Free
Encyclopedia of Chicago
Encyclopedia of Chicago
Site
Encyclopedia of Chicago
Language
English
Access
Free
Encyclopedia Virginia
Encyclopedia Virginia
Site
Encyclopedia Virginia
Language
English
Description
Encyclopedia funded by the Virginia Foundation for the Humanities and Library of Virginia, covering topics on Virginia
Access
Free
Handbook of Texas
Handbook of Texas
Site
Handbook of Texas
Language
English
Description
Articles on the U.S. State of Texas
Access
Free
HistoryLink
HistoryLink
Site
HistoryLink
Language
English
Description
Articles about Washington state history
Access
Free
MNopedia
MNopedia
Site
MNopedia
Language
English
Description
Online encyclopedia about Minnesota, published by the Minnesota Historical Society.
Access
Free
NCPedia
NCPedia
Site
NCPedia
Language
English
Description
Encyclopedia coordinated and managed by the North Carolina Government and State Library of North Carolina, covering a broad spectrum of topics and resources about North Carolina.
Access
Free
New Georgia Encyclopedia
New Georgia Encyclopedia
Site
New Georgia Encyclopedia
Language
English
Description
Articles on the U.S. state Georgia
Access
Free
The Oregon Encyclopedia
The Oregon Encyclopedia
Site
The Oregon Encyclopedia
Language
English
Description
Articles about Oregon
Access
Free
Tennessee Encyclopedia
Tennessee Encyclopedia
Site
Tennessee Encyclopedia
Language
English
Description
Covers the state of Tennessee
Access
Free
| Site | Language | Description | Access |
| 64 Parishes | English | Online encyclopedia of Louisiana, run by the Louisiana Endowment for the Humanities. | Free |
| Encyclopedia of Alabama | English | Encyclopedia covering the state of Alabama, sponsored by the Alabama Humanities Foundation. | Free |
| Encyclopedia of Appalachia | English | Dedicated to the region, people, culture, history, and geography of Appalachia. | Defunct |
| Encyclopedia of Arkansas | English | Project of the Central Arkansas Library System and is the only U.S. state encyclopedia sponsored by a public library | Free |
| Encyclopedia of Chicago | English | Free | |
| Encyclopedia Virginia | English | Encyclopedia funded by the Virginia Foundation for the Humanities and Library of Virginia, covering topics on Virginia | Free |
| Handbook of Texas | English | Articles on the U.S. State of Texas | Free |
| HistoryLink | English | Articles about Washington state history | Free |
| MNopedia | English | Online encyclopedia about Minnesota, published by the Minnesota Historical Society. | Free |
| NCPedia | English | Encyclopedia coordinated and managed by the North Carolina Government and State Library of North Carolina, covering a broad spectrum of topics and resources about North Carolina. | Free |
| New Georgia Encyclopedia | English | Articles on the U.S. state Georgia | Free |
| The Oregon Encyclopedia | English | Articles about Oregon | Free |
| Tennessee Encyclopedia | English | Covers the state of Tennessee | Free |
· Pop culture and fiction
Don Markstein's Toonopedia
Don Markstein's Toonopedia
Site
Don Markstein's Toonopedia
Language
English
Description
Focuses on articles about print and animated cartoons
Access
Free
The Encyclopedia of Science Fiction
The Encyclopedia of Science Fiction
Site
The Encyclopedia of Science Fiction
Language
English
Description
Authors, books, films of sci-fi.
Access
Free
Emojipedia
Emojipedia
Site
Emojipedia
Language
English
Description
Emoji
Access
Free
Fringepedia
Fringepedia
Site
Fringepedia
Language
English
Description
Contains articles about the American television drama Fringe.
Access
Free
h2g2
h2g2
Site
h2g2
Language
English
Description
Collection of sometimes humorous encyclopedia articles, based on Douglas Adams's The Hitchhiker's Guide to the Galaxy.
Access
Free
Heroes Wiki
Heroes Wiki
Site
Heroes Wiki
Language
English, Dutch, French, German, Hebrew, Italian, Portuguese, Spanish, Swedish, Turkish
Description
Contains articles pertaining to the American television drama Heroes.
Access
Free
Know Your Meme
Know Your Meme
Site
Know Your Meme
Language
English
Description
A website and video series which uses wiki software to document various Internet memes and other online phenomena, such as viral videos, image macros, catchphrases, and internet celebrities.
Access
Free
Lostpedia
Lostpedia
Site
Lostpedia
Language
English, German, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian, Chinese
Description
Contains articles pertaining to the hit drama Lost
Access
Free
Memory Alpha
Memory Alpha
Site
Memory Alpha
Language
English, Bulgarian, Catalan, Czech, German, Esperanto, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Romanian, Russian, Serbian, Swedish, Ukrainian, Chinese
Description
Articles about Star Trek
Access
Free
Minecraft Wiki
Minecraft Wiki
Site
Minecraft Wiki
Language
English, Russian, Chinese, Portuguese, Japanese, German, French, Spanish, Ukrainian, Literary Chinese, Korean, Polish (unaffiliated), Dutch, Italian, Thai
Description
"Website for gathering useful information related to the Minecraft franchise".
Access
Free
LyricWiki (2006–20)
LyricWiki (2006–20)
Site
LyricWiki (2006–20)
Language
Multilingual
Description
Wiki-based lyrics database and encyclopedia
Access
Defunct
Pixiv Encyclopedia
Pixiv Encyclopedia
Site
Pixiv Encyclopedia
Language
Japanese
Description
Japanese pop-culture encyclopedia
Access
Free
The Rocklopedia Fakebandica
The Rocklopedia Fakebandica
Site
The Rocklopedia Fakebandica
Language
English
Description
Articles on fake bands from popular entertainment
Access
Free
Supernatural Wiki
Supernatural Wiki
Site
Supernatural Wiki
Language
English
Description
Contains articles about the American television drama Supernatural.
Access
Free
Tolkien Gateway
Tolkien Gateway
Site
Tolkien Gateway
Language
English
Description
J.R.R. Tolkien-related articles
Access
Free
TV Tropes
TV Tropes
Site
TV Tropes
Language
English, German, Esperanto, Spanish, French, Norwegian, Finnish, Swedish, Al Bhed, Quenya
Description
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
Access
Free
Fallout Wiki
Fallout Wiki
Site
Fallout Wiki
Language
English, German, Spanish, Bulgarian, Finnish, French, Georgian, Hungarian, Italian, Japanese, Korean, Lithuanian, Dutch, Norwegian, Polish, Portuguese, Russian, Swedish, Turkish, Chinese
Description
Fallout-related articles
Access
Free
Wookieepedia
Wookieepedia
Site
Wookieepedia
Language
English, German, Spanish, Bulgarian, Danish, Finnish, French, Croatian, Hungarian, Italian, Japanese, Dutch, Norwegian, Polish, Portuguese, Russian, Romanian, Slovak, Slovene, Swedish, Turkish, Chinese
Description
Star Wars-related articles
Access
Free
Wowpedia / Warcraft Wiki
Wowpedia / Warcraft Wiki
Site
Wowpedia / Warcraft Wiki
Language
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
Description
Warcraft-related articles
Access
Free
| Site | Language | Description | Access |
| Don Markstein's Toonopedia | English | Focuses on articles about print and animated cartoons | Free |
| The Encyclopedia of Science Fiction | English | Authors, books, films of sci-fi. | Free |
| Emojipedia | English | Emoji | Free |
| Fringepedia | English | Contains articles about the American television drama Fringe. | 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 |
| Know Your Meme | English | A website and video series which uses wiki software to document various Internet memes and other online phenomena, such as viral videos, image macros, catchphrases, and internet celebrities. | 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, Catalan, Czech, German, Esperanto, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Romanian, Russian, Serbian, Swedish, Ukrainian, Chinese | Articles about Star Trek | Free |
| Minecraft Wiki | English, Russian, Chinese, Portuguese, Japanese, German, French, Spanish, Ukrainian, Literary Chinese, Korean, Polish (unaffiliated), Dutch, Italian, Thai | "Website for gathering useful information related to the Minecraft franchise". | Free |
| LyricWiki (2006–20) | Multilingual | Wiki-based lyrics database and encyclopedia | Defunct |
| Pixiv Encyclopedia | Japanese | Japanese pop-culture encyclopedia | Free |
| The Rocklopedia Fakebandica | English | Articles on fake bands from popular entertainment | Free |
| Supernatural Wiki | English | Contains articles about the American television drama Supernatural. | Free |
| Tolkien Gateway | English | Tolkien-related articles | Free |
| TV Tropes | English, German, Esperanto, Spanish, French, Norwegian, Finnish, Swedish, 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 |
| Fallout Wiki | English, German, Spanish, Bulgarian, Finnish, French, Georgian, Hungarian, Italian, Japanese, Korean, Lithuanian, Dutch, Norwegian, Polish, Portuguese, Russian, Swedish, Turkish, Chinese | Fallout-related articles | Free |
| Wookieepedia | English, German, Spanish, Bulgarian, Danish, Finnish, French, Croatian, Hungarian, Italian, Japanese, Dutch, Norwegian, Polish, Portuguese, Russian, Romanian, Slovak, Slovene, Swedish, Turkish, Chinese | Star Wars-related articles | Free |
| Wowpedia / Warcraft Wiki | 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 | Warcraft-related articles | Free |
· Mathematics
Encyclopedia of Mathematics
Encyclopedia of Mathematics
Site
Encyclopedia of Mathematics
Language
English
Description
Encompasses articles on the topic of mathematics
Access
Free
Encyclopedia of Triangle Centers
Encyclopedia of Triangle Centers
Site
Encyclopedia of Triangle Centers
Language
English
Description
Information about ten thousands of triangle centers, including coordinates, operations, incidence, equations, etc.
Access
Free
EqWorld
EqWorld
Site
EqWorld
Language
English, Russian
Description
Articles on mathematical equations
Access
Free
MathWorld
MathWorld
Site
MathWorld
Language
English
Description
Articles on a wide variety of mathematics related topics
Access
Free
On-Line Encyclopedia of Integer Sequences
On-Line Encyclopedia of Integer Sequences
Site
On-Line Encyclopedia of Integer Sequences
Language
English
Description
Information about hundred thousands of integer sequences, including formulas, related sequences, programs, etc.
Access
Free/CC BY-NC 3.0
PlanetMath
PlanetMath
Site
PlanetMath
Language
English
Description
Mathematics related topics and articles
Access
Free/GNU
Stacks Project
Stacks Project
Site
Stacks Project
Language
English
Description
A mathematics textbook writing project with the aim to cover "algebraic stacks and the algebraic geometry needed to define them"
Access
Free
nLab
nLab
Site
nLab
Language
English
Description
Category theory and related topics
Access
Free
| Site | Language | Description | Access |
| Encyclopedia of Mathematics | English | Encompasses articles on the topic of mathematics | Free |
| Encyclopedia of Triangle Centers | English | Information about ten thousands of triangle centers, including coordinates, operations, incidence, equations, etc. | Free |
| EqWorld | English, Russian | Articles on mathematical equations | Free |
| MathWorld | English | Articles on a wide variety of mathematics related topics | Free |
| On-Line Encyclopedia of Integer Sequences | English | Information about hundred thousands of integer sequences, including formulas, related sequences, programs, etc. | Free/CC BY-NC 3.0 |
| PlanetMath | English | Mathematics related topics and articles | Free/GNU |
| Stacks Project | English | A mathematics textbook writing project with the aim to cover "algebraic stacks and the algebraic geometry needed to define them" | Free |
| nLab | English | Category theory and related topics | Free |
· Media
Bulgarian Rock Archives
Bulgarian Rock Archives
Site
Bulgarian Rock Archives
Language
Bulgarian
Description
Archives of Bulgarian rock bands.
Access
Free
Canadian Pop Music Encyclopedia
Canadian Pop Music Encyclopedia
Site
Canadian Pop Music Encyclopedia
Language
English
Description
Encyclopedia of Canadian pop music
Access
Free
Encyclopaedia Metallum
Encyclopaedia Metallum
Site
Encyclopaedia Metallum
Language
English
Description
Archives of heavy metal bands
Access
Free
Grove Music Online
Grove Music Online
Site
Grove Music Online
Language
English
Description
Mostly on historic and classical music worldwide. It is the online version of The New Grove Dictionary of Music and Musicians, which has 20 printed volumes and was first published in 1980.
Access
Subscription
IMDb
IMDb
Site
IMDb
Language
English, German, French, Hungarian, Italian, Polish, Portuguese, Romanian, Turkish, and Spanish
Description
Information related to world films, television programs, home videos, video games, and internet streams
Access
Free
Liquipedia
Liquipedia
Site
Liquipedia
Language
English, Russian, German, French, Dutch, Swedish
Description
Covers esports in over sixty different games
Access
Free
MusicBrainz
MusicBrainz
Site
MusicBrainz
Language
English, German, French, Italian, Dutch
Description
An open music encyclopedia that collects music metadata.
Access
Free
MOOMA
MOOMA
Site
MOOMA
Language
Hebrew
Description
Articles on Israeli music and musical artists
Access
Free
PCGamingWiki
PCGamingWiki
Site
PCGamingWiki
Language
English
Description
Covers PC gaming
Access
Free
Prog Archives
Prog Archives
Site
Prog Archives
Language
English
Description
Archives of progressive rock bands
Access
Free
Rate Your Music
Rate Your Music
Site
Rate Your Music
Language
English
Description
Online encyclopedia of music releases
Access
Free
Rock in China
Rock in China
Site
Rock in China
Language
English
Description
Documents and archives contemporary Chinese music, ranging from rock music to punk, metal, electro, jazz and hip-hop
Access
Free
| Site | Language | Description | Access |
| Bulgarian Rock Archives | Bulgarian | Archives of Bulgarian rock bands. | Free |
| Canadian Pop Music Encyclopedia | English | Encyclopedia of Canadian pop music | Free |
| Encyclopaedia Metallum | English | Archives of heavy metal bands | Free |
| Grove Music Online | English | Mostly on historic and classical music worldwide. It is the online version of The New Grove Dictionary of Music and Musicians, which has 20 printed volumes and was first published in 1980. | Subscription |
| IMDb | English, German, French, Hungarian, Italian, Polish, Portuguese, Romanian, Turkish, and Spanish | Information related to world films, television programs, home videos, video games, and internet streams | Free |
| Liquipedia | English, Russian, German, French, Dutch, Swedish | Covers esports in over sixty different games | Free |
| MusicBrainz | English, German, French, Italian, Dutch | An open music encyclopedia that collects music metadata. | Free |
| MOOMA | Hebrew | Articles on Israeli music and musical artists | Free |
| PCGamingWiki | English | Covers PC gaming | Free |
| Prog Archives | English | Archives of progressive rock bands | Free |
| Rate Your Music | English | Online encyclopedia of music releases | Free |
| Rock in China | English | Documents and archives contemporary Chinese music, ranging from rock music to punk, metal, electro, jazz and hip-hop | Free |
· Philosophy
Marxists Internet Archive
Marxists Internet Archive
Internet Encyclopedia of Philosophy
Marxists Internet Archive
English
Multilingual
Philosophy related articles
Topics related to the study of Marxism
Free
Free
RationalWiki
RationalWiki
Internet Encyclopedia of Philosophy
RationalWiki
English
English
Philosophy related articles
Skeptical interests
Free
Free
Routledge Encyclopedia of Philosophy
Routledge Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy
Routledge Encyclopedia of Philosophy
English
English
Philosophy related articles
Philosophy articles
Stanford Encyclopedia of Philosophy
Stanford Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy
Stanford Encyclopedia of Philosophy
English
English
Philosophy related articles
Philosophy subjects
Free
Free
| Internet Encyclopedia of Philosophy | English | Philosophy related articles | Free |
| Marxists Internet Archive | Multilingual | Topics related to the study of Marxism | Free |
| RationalWiki | English | Skeptical interests | Free |
| Routledge Encyclopedia of Philosophy | English | Philosophy articles | |
| Stanford Encyclopedia of Philosophy | English | Philosophy subjects | Free |
· Politics, law, and history
Ballotpedia
Ballotpedia
Site
Ballotpedia
Language
English
Description
American politics, elections, and public policy
Access
Free
The Concise Encyclopedia of Economics
The Concise Encyclopedia of Economics
Site
The Concise Encyclopedia of Economics
Language
English
Description
Economics – part of the Library of Economics and Liberty. Edited by David R. Henderson
Access
Free
Cyclopaedia of Political Science, Political Economy, and the Political History of the United States
Cyclopaedia of Political Science, Political Economy, and the Political History of the United States
Site
Cyclopaedia of Political Science, Political Economy, and the Political History of the United States
Language
English
Description
Articles about science, economics, and American authors. The 1899 edition is available online
Access
Free
Diplopedia
Diplopedia
Site
Diplopedia
Language
English
Description
US State Department internal encyclopedic wiki, available for diplomats and overseas US agents to use
Access
Access only through the State Department
dKosopedia
dKosopedia
Site
dKosopedia
Language
English
Description
Political encyclopedia written from a progressive/liberal Democratic point of view
Access
Free
Encyclopedia Titanica
Encyclopedia Titanica
Site
Encyclopedia Titanica
Language
English
Description
Encyclopedia related to the building and sinking of the RMS Titanic
Access
Free
Encyclopedia of World Problems and Human Potential
Encyclopedia of World Problems and Human Potential
Site
Encyclopedia of World Problems and Human Potential
Language
English
Description
Presents articles on perceived human problems
Access
Free
Gapminder
Gapminder
Site
Gapminder
Language
English
Description
Historical global trends in health, poverty, and demographics
Access
Free
glbtq.com
glbtq.com
Site
glbtq.com
Language
English
Description
Gay, lesbian, bisexual, transgender, and queer culture.
Access
Free
HistoryLink
HistoryLink
Site
HistoryLink
Language
English
Description
Articles on the history of Washington state
Access
Free
Holocaust Encyclopedia
Holocaust Encyclopedia
Site
Holocaust Encyclopedia
Language
English, Arabic, Persian, French, Spanish
Description
Holocaust-related articles, published by the United States Holocaust Memorial Museum
Access
Free
JurisPedia
JurisPedia
Site
JurisPedia
Language
Arabic, English, Chinese, French, German, Spanish, Dutch
Description
An academic encyclopedia on the concepts of law
Access
Free
Max Planck Encyclopedia of Public International Law
Max Planck Encyclopedia of Public International Law
Site
Max Planck Encyclopedia of Public International Law
Language
English
Description
Encyclopedia on public International Law
Access
Free
Online Encyclopedia of Mass Violence
Online Encyclopedia of Mass Violence
Site
Online Encyclopedia of Mass Violence
Language
French
Description
Electronic database focusing on massacres and genocides of the 20th century.
Access
Free
Our World in Data
Our World in Data
Site
Our World in Data
Language
English
Description
Global trends on economic growth, poverty, health, war, violence, education, and demographics
Access
Free
Spartacus Educational
Spartacus Educational
Site
Spartacus Educational
Language
English
Access
Free
World History Encyclopedia
World History Encyclopedia
Site
World History Encyclopedia
Language
English
Description
The world's most-read history encyclopedia, covering world history from all time periods; reviewed by an editorial team, not a Wiki.
Access
Free
| Site | Language | Description | Access |
| Ballotpedia | English | American politics, elections, and public policy | Free |
| The Concise Encyclopedia of Economics | English | Economics – part of the Library of Economics and Liberty. Edited by David R. Henderson | Free |
| Cyclopaedia of Political Science, Political Economy, and the Political History of the United States | English | Articles about science, economics, and American authors. The 1899 edition is available online | Free |
| Diplopedia | English | US State Department internal encyclopedic wiki, available for diplomats and overseas US agents to use | Access only through the State Department |
| dKosopedia | English | Political encyclopedia written from a progressive/liberal Democratic point of view | Free |
| Encyclopedia Titanica | English | Encyclopedia related to the building and sinking of the RMS Titanic | Free |
| Encyclopedia of World Problems and Human Potential | English | Presents articles on perceived human problems | Free |
| Gapminder | English | Historical global trends in health, poverty, and demographics | Free |
| glbtq.com | English | Gay, lesbian, bisexual, transgender, and queer culture. | Free |
| HistoryLink | English | Articles on the history of Washington state | Free |
| Holocaust Encyclopedia | English, Arabic, Persian, French, Spanish | Holocaust-related articles, published by the United States Holocaust Memorial Museum | Free |
| JurisPedia | Arabic, English, Chinese, French, German, Spanish, Dutch | An academic encyclopedia on the concepts of law | Free |
| Max Planck Encyclopedia of Public International Law | English | Encyclopedia on public International Law | Free |
| Online Encyclopedia of Mass Violence | French | Electronic database focusing on massacres and genocides of the 20th century. | Free |
| Our World in Data | English | Global trends on economic growth, poverty, health, war, violence, education, and demographics | Free |
| Spartacus Educational | English | Free | |
| World History Encyclopedia | English | The world's most-read history encyclopedia, covering world history from all time periods; reviewed by an editorial team, not a Wiki. | Free |
· Religion and theology
AhmadiPedia
AhmadiPedia
Site
AhmadiPedia
Language
English
Description
Dedicated to the study of the Worldwide Ahmadiyya Muslim Community.
Access
Free, public domain
Catholic Encyclopedia
Catholic Encyclopedia
Site
Catholic Encyclopedia
Language
English
Description
Topics relating to Catholicism, text from 1913 and 1922
Access
Free, public domain
Christian Cyclopedia
Christian Cyclopedia
Site
Christian Cyclopedia
Language
English
Description
Collection of historical and theological information
Access
Free
Easton's Bible Dictionary
Easton's Bible Dictionary
Site
Easton's Bible Dictionary
Language
English
Description
Articles on Christianity and theology
Access
Free, public domain
Encyclopaedia Biblica
Encyclopaedia Biblica
Site
Encyclopaedia Biblica
Language
English
Description
Contains articles about "the Literary, Political and Religious History, the Archaeology, Geography, and Natural History of the Bible"
Access
Free
Encyclopedia of Mormonism
Encyclopedia of Mormonism
Site
Encyclopedia of Mormonism
Language
English
Description
Articles by Mormon academics on history and doctrine of the Church of Jesus Christ of Latter-day Saints (LDS Church).
Access
Free
Global Anabaptist Mennonite Encyclopedia Online
Global Anabaptist Mennonite Encyclopedia Online
Site
Global Anabaptist Mennonite Encyclopedia Online
Language
English
Description
Topics relating to Anabaptism and Mennonites
Access
Free
Halachipedia
Halachipedia
Site
Halachipedia
Language
English
Description
Topics relating to Jewish Law.
Access
Free
İslâm Ansiklopedisi
İslâm Ansiklopedisi
Site
İslâm Ansiklopedisi
Language
Turkish
Description
Articles on topics concerning Islamic studies.
Access
Free
The Jewish Encyclopedia
The Jewish Encyclopedia
Site
The Jewish Encyclopedia
Language
English
Description
Topics relating to Judaism
Access
Free
Jewish Virtual Library
Jewish Virtual Library
Site
Jewish Virtual Library
Language
English
Description
Portals to essential Jewish topics
Access
Free
Encyclopedia Mythica
Encyclopedia Mythica
Site
Encyclopedia Mythica
Language
English
Description
Covers folklore, mythology, and religion.
Access
Free
Punjabipedia
Punjabipedia
Site
Punjabipedia
Language
Punjabi
Description
Entries on Sikhism
Access
Subscription
Schaff–Herzog Encyclopedia of Religious Knowledge
Schaff–Herzog Encyclopedia of Religious Knowledge
Site
Schaff–Herzog Encyclopedia of Religious Knowledge
Language
English
Description
Christian, published 1908–1914
Access
Free, public domain
WikiShia
WikiShia
Site
WikiShia
Language
Various
Description
Shia Islam, published since 2013
Access
Free
| Site | Language | Description | Access |
| AhmadiPedia | English | Dedicated to the study of the Worldwide Ahmadiyya Muslim Community. | Free, public domain |
| Catholic Encyclopedia | English | Topics relating to Catholicism, text from 1913 and 1922 | Free, public domain |
| Christian Cyclopedia | English | 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 about "the Literary, Political and Religious History, the Archaeology, Geography, and Natural History of the Bible" | Free |
| Encyclopedia of Mormonism | English | Articles by Mormon academics on history and doctrine of the Church of Jesus Christ of Latter-day Saints (LDS Church). | Free |
| Global Anabaptist Mennonite Encyclopedia Online | English | Topics relating to Anabaptism and Mennonites | Free |
| Halachipedia | English | Topics relating to Jewish Law. | Free |
| İslâm Ansiklopedisi | Turkish | Articles on topics concerning Islamic studies. | Free |
| The Jewish Encyclopedia | English | Topics relating to Judaism | Free |
| Jewish Virtual Library | English | Portals to essential Jewish topics | Free |
| Encyclopedia Mythica | English | Covers folklore, mythology, and religion. | Free |
| Punjabipedia | Punjabi | Entries on Sikhism | Subscription |
| Schaff–Herzog Encyclopedia of Religious Knowledge | English | Christian, published 1908–1914 | Free, public domain |
| WikiShia | Various | Shia Islam, published since 2013 | Free |
· Science and technology
Encyclopedia Astronautica
Encyclopedia Astronautica
Site
Encyclopedia Astronautica
Language
English
Description
Contains articles on the subject of space exploration and astronomy, no longer updated since 2019
Access
Free
Encyclopedia of Earth
Encyclopedia of Earth
Site
Encyclopedia of Earth
Language
English
Description
Articles on the Earth and its ecosystems
Access
Free
Engineering and Technology History Wiki
Engineering and Technology History Wiki
Site
Engineering and Technology History Wiki
Language
English
Description
The history of technology, a partnership between the United Engineering Foundation, and the AIChE, AIME, ASCE, ASME, IEEE, SPE, and SWE
Access
Free
Free On-line Dictionary of Computing
Free On-line Dictionary of Computing
Site
Free On-line Dictionary of Computing
Language
English
Description
Computing and related subjects
Access
Free
Glottopedia
Glottopedia
Site
Glottopedia
Language
English
Description
Linguistics
Access
Free
Javapedia
Javapedia
Site
Javapedia
Language
English
Description
Coverage of all topics related to the Java Platform
Access
Free
Omniglot
Omniglot
Site
Omniglot
Language
English
Description
Covers languages and writing systems.
Access
Free
Proteopedia
Proteopedia
Site
Proteopedia
Language
English
Description
Wiki-based 3D encyclopedia of proteins and other molecules.
Access
Free
RP Photonics Encyclopedia
RP Photonics Encyclopedia
Site
RP Photonics Encyclopedia
Language
English
Description
Laser technology, photonics, and various other areas of photonics such as nonlinear optics, non-laser light sources, fiber optics, and ultrashort pulses of light.
Access
Free
ScienceWorld
ScienceWorld
Site
ScienceWorld
Language
English
Description
Covers astronomy, scientific biography, chemistry, and physics. Like MathWorld, it is edited by Eric Weisstein.
Access
Free
| Site | Language | Description | Access |
| Encyclopedia Astronautica | English | Contains articles on the subject of space exploration and astronomy, no longer updated since 2019 | Free |
| Encyclopedia of Earth | English | Articles on the Earth and its ecosystems | Free |
| Engineering and Technology History Wiki | English | The history of technology, a partnership between the United Engineering Foundation, and the AIChE, AIME, ASCE, ASME, IEEE, SPE, and SWE | Free |
| Free On-line Dictionary of Computing | English | Computing and related subjects | Free |
| Glottopedia | English | Linguistics | Free |
| Javapedia | English | Coverage of all topics related to the Java Platform | Free |
| Omniglot | English | Covers languages and writing systems. | Free |
| Proteopedia | English | Wiki-based 3D encyclopedia of proteins and other molecules. | Free |
| RP Photonics Encyclopedia | English | Laser technology, photonics, and various other areas of photonics such as nonlinear optics, non-laser light sources, fiber optics, and ultrashort pulses of light. | Free |
| ScienceWorld | English | Covers astronomy, scientific biography, chemistry, and physics. Like MathWorld, it is edited by Eric Weisstein. | Free |
· Science and technology › Life sciences
Animal Diversity Web
Animal Diversity Web
Site
Animal Diversity Web
Language
English
Description
Student wiki-type database at the University of Michigan of animal natural history, distribution, classification, and conservation biology.
Access
Free
APpedia
APpedia
Site
APpedia
Language
Chinese
Description
Contains articles on the subject of general animal protection
Access
Free
ARKive
ARKive
Site
ARKive
Language
English
Description
Visual and audio recordings of the world's species
Access
Defunct
Encyclopedia of Life
Encyclopedia of Life
Site
Encyclopedia of Life
Language
English, French
Description
Seeks to categorize all 1.8 million known species on the planet
Access
Free
Encyclopedia of Life Sciences
Encyclopedia of Life Sciences
Site
Encyclopedia of Life Sciences
Language
English
Description
Biology related articles
Access
Subscription
Encyclopedia of Life Support Systems
Encyclopedia of Life Support Systems
Site
Encyclopedia of Life Support Systems
Language
English
Description
Articles about the natural and social sciences
Access
Subscription
Erowid
Erowid
Site
Erowid
Language
English
Description
Information about psychoactive substances
Access
Free
FishBase
FishBase
Site
FishBase
Language
English, Spanish, Portuguese, French, German, Italian, Dutch,Chinese (Simplified Han), Chinese (Traditional Han), Greek, Swedish, Russian, Persian, Vietnamese, Thai, Lao, Hindi, Bengali
Description
Articles on fish species
Access
Free
Flora Europaea
Flora Europaea
Site
Flora Europaea
Language
English
Description
Covers different plant species
Access
Free
King Abdullah Bin Abdulaziz Arabic Health Encyclopedia
King Abdullah Bin Abdulaziz Arabic Health Encyclopedia
Site
King Abdullah Bin Abdulaziz Arabic Health Encyclopedia
Language
Arabic, English
Description
Health encyclopedia
Access
Free
Palaeos
Palaeos
Site
Palaeos
Language
English
Description
Covers palaeontology
Access
Free
World Flora Online
World Flora Online
Site
World Flora Online
Language
English
Description
Covers the world's plant species
Access
Free
Wikispecies
Wikispecies
Site
Wikispecies
Language
English
Description
Seeks to create a catalog of all living things
Access
Free
ZipcodeZoo
ZipcodeZoo
Site
ZipcodeZoo
Language
English
Description
Encyclopedia of all living things
Access
Defunct
| 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 |
| APpedia | Chinese | Contains articles on the subject of general animal protection | Free |
| ARKive | English | Visual and audio recordings of the world's species | Defunct |
| 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), Greek, Swedish, Russian, Persian, Vietnamese, Thai, Lao, Hindi, Bengali | Articles on fish species | Free |
| Flora Europaea | English | Covers different plant species | Free |
| King Abdullah Bin Abdulaziz Arabic Health Encyclopedia | Arabic, English | Health encyclopedia | Free |
| Palaeos | English | Covers palaeontology | Free |
| World Flora Online | English | Covers the world's plant species | Free |
| Wikispecies | English | Seeks to create a catalog of all living things | Free |
| ZipcodeZoo | English | Encyclopedia of all living things | Defunct |
· Science and technology › Medical
Ganfyd
Ganfyd
Site
Ganfyd
Language
English
Description
Online medical wiki
Access
Defunct
Radiopaedia
Radiopaedia
Site
Radiopaedia
Language
English
Description
Articles on medical imaging used in radiology and radiography
Access
Free
WikEM
WikEM
Site
WikEM
Language
English
Description
An emergency medicine open-access source
Access
Free
| Site | Language | Description | Access |
| Ganfyd | English | Online medical wiki | Defunct |
| Radiopaedia | English | Articles on medical imaging used in radiology and radiography | Free |
| WikEM | English | An emergency medicine open-access source | Free |
References
- Boing Boinghttps://boingboing.net/2017/06/12/can-everipedia-remake-collabor.html
- The Daily Pennsylvanianhttps://www.thedp.com/article/2016/03/wharton-dropout-founds-wikipedia-alternative
- "Conservapedia hopes to "fix" Wikipedia's "liberal bias""https://arstechnica.com/uncategorized/2007/03/conservapedia-hopes-to-fix-wikipedias-liberal-bias/
- "The Lord's Encyclopedia"https://www.spiegel.de/international/wikipedia-for-christian-fundamentalists-the-lord-s-encyclopedia-a-469969.html
- See word searchhttps://www.infoplease.com/encyclopedia
- LExpansion.comhttps://lexpansion.lexpress.fr/high-tech/infogalactic-metapedia-conservapedia-l-extreme-droite-aussi-a-ses-wikipedia_1922139.html
- A Space for Hate: The White Power Movement's Adaptation Into Cyberspace
- The Registerhttps://web.archive.org/web/20110628201919/http://www.theregister.co.uk/2007/07/23/metapedia/print.html
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- Wiredhttps://www.wired.com/story/welcome-to-the-wikipedia-of-the-alt-right/
- "SF Encyclopedia Editorial Home"http://sf-encyclopedia.uk/fe.php?id=0&nm=introduction_to_the_online_text
- "About | Encyclopedia Mythica". pantheon.org. Retrieved 2021-03-01.
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- Encyclopaedia of Koreahttps://openresearch-repository.anu.edu.au/handle/1885/10445
- alra.org.auhttp://alra.org.au/newsletter1607/1607_choewall_1.html
- www.oslobyleksikon.nohttps://www.oslobyleksikon.no/index.php?title=Oslo_Byleksikon
- "About Us." Sahapedia. Retrieved March 1, 2021.https://www.sahapedia.org/about-us
- 블루투데이http://www.bluetoday.net/news/articleView.html?idxno=18929
- 64 Parisheshttps://64parishes.org/about-us
- www.mnopedia.orghttps://www.mnopedia.org/about
- ncpedia.orghttps://ncpedia.org/about
- The Washington Posthttps://www.washingtonpost.com/outlook/why-is-millennial-humor-so-weird/2017/08/11/64af9cae-7dd5-11e7-83c7-5bd5460f0d7e_story.html
- Vocativhttps://web.archive.org/web/20200212101511/https://www.vocativ.com/385447/the-darkest-dankest-year-in-memes/index.html
- Minecraft Wiki Polskahttps://minewiki.pl/Stowarzyszenie:Tablica/Statement_(Block_%26_Quill_Ltd)
- Minecraft Wiki (EN)https://minecraft.wiki/w/Minecraft_Wiki:About
- The Canadian Pop Music Encyclopediahttps://canpopencyclopedia.home.blog/
- musicbrainz.orghttps://musicbrainz.org/
- The Daily Beasthttps://www.thedailybeast.com/kill-all-citations-sloppy-sourcing-plagues-kill-all-normies-book-on-sjws-and-the-alt-right
- "Crowdsourced Knowledge: Peril and Promise for Complex Knowledge Systems"https://web.archive.org/web/20150413184123/http://necsi.edu/events/iccs2011/papers/45.pdf#page=4
- The Online Encyclopedia of Mass Violence. Retrieved March 1, 2021. Archived. ISSN 1961-9898https://www.sciencespo.fr/mass-violence-war-massacre-resistance/
- World History Encyclopediahttps://www.worldhistory.org/static/about/
- www.wikem.orghttps://www.wikem.org/wiki/Main_Page