History of Wikipedia

co-founder of Wikipedia (born 1966)

MediaWiki is a free and open-source wiki software system originally developed by Magnus Manske and released for use on Wikipedia on January 25, 2002, and further enhanced by Lee Daniel Crocker, after which development has been coordinated by the Wikimedia Foundation. It powers several wiki hosting websites across the Internet, as well as most websites hosted by the Wikimedia Foundation, including Wikipedia, Wiktionary, Wikimedia Commons, Wikiquote, Meta-Wiki and Wikidata, which define a large part of the set requirements for the software. Besides its usage on Wikimedia sites, MediaWiki has bee

thumb|All three logos used by Nupedia. The first logo was used from March to August 2000, the second from August 2000 to February 2001, and the third from February 2001 to its closing in September 2003.|alt=Top: The first Nupedia logo, consisting of "Nupedia / The open content encyclopedia." on a plain navy blue background. Middle: The second Nupedia logo; it reads "NUPEDIA.COM / THE OPEN CONTENT ENCYCLOPEDIA", and is significantly more stylized than the first logo. Bottom: The third Nupedia logo; it now reads "NUPEDIA.COM / THE FREE ENCYCLOPEDIA", differs slightly in typography and layout fro

American Wikipedia editor with most edits

overview about the historical development of Wikipedia

logo of the Wikipedia online encyclopedia

Citizendium ( ; "the citizens' compendium of everything") is an English-language wiki-based free online encyclopedia launched by Larry Sanger, co-founder of Nupedia and Wikipedia.

archive.today (formerly archive.is) is a web archiving website that saves snapshots on demand. It has support for JavaScript-heavy sites such as Google Maps and X. archive.today records two snapshots: one replicates the original webpage including any functional live links; the other is a screenshot of the page.

blocking access to Wikipedia in Turkey

Bomis, Inc. (, from Bitter Old Men in Suits; rhyming with "promise") was an American dot-com company best known for supporting the creations of free-content online-encyclopedia projects Nupedia and Wikipedia. It was co-founded in 1996 by Jimmy Wales, Tim Shell, and Michael Davis. By 2007, the company was inactive, with its Wikipedia-related resources transferred to the Wikimedia Foundation.

DBpedia (from "DB" for "database") is a project aiming to extract structured content from the information created in the Wikipedia project. This structured information is made available on the World Wide Web using OpenLink Virtuoso. DBpedia allows users to semantically query relationships and properties of Wikipedia resources, including links to other related datasets.

Series of protests from 2011 to 2012

thumb|A Be like Bill meme relating to the campaign 1Lib1Ref (known in some Romance languages as #1Bib1Ref) is a Wikipedia campaign inviting librarians to participate in the online encyclopedia project, specifically improving articles by adding citations.

defunct wiki encyclopedia

UseModWiki is a wiki software written in Perl and licensed under the GNU General Public License. Pages in UseModWiki are stored in ordinary files, not in a relational database. Wikipedias in English and many other languages were powered by UseModWiki until switching to MediaWiki.

Polish Wikipedia article on a fake person for whom a street was apparently named

controversy over a Wikipedia user and Wikia employee's purported identity

Deletionpedia was an online archive wiki containing articles deleted from the English Wikipedia. Its version of each article included a header with more information about the deletion such as whether a speedy deletion occurred, where the deletion discussion about the article could be found and which editor deleted the article. The original Deletionpedia operated from February to September 2008. The site was restarted under new management in December 2013.

Wikipediocracy is a website for discussion and criticism of Wikipedia. Its members have brought information about Wikipedia's controversies to the attention of the media. The site was founded in March 2012 by users of Wikipedia Review, another site dedicated to criticism of Wikipedia.

Hoax in a Wikipedia article about journalist John Seigenthaler

internet block of Wikipedia in Venezuela of 2019

history of identifying Wikipedia's first edit

Blacklist of Wikipedia in the UK

2024 lawsuit in the Delhi High Court

censorship of Wikipedia articles in Russia since 2015

forum for the discussion of Wikimedia Foundation projects

2019 controversy

book by Andrew Lih

action on Wikipedia in which a page's contents are erased

Portuguese Wikipedia hoax article

response to conflict of interest on Chinese Wikipedia

incidents of conflict-of-interest, biased, or politically motivated editing on Wikipedia, dating back to 2002

global banning of 16 users by the WMF on December 2022

incidents of United States congressional staff edits to Wikipedia

2012 protest on Russian Wikipedia

paperback book published in October 2020

wiki-based collection of information related to human genes

conflicts among Wikipedia editors