Wikimedia Foundation/Annual Report/2010-2011/Index

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The Wikimedia Foundation operates 11 free knowledge projects managed and built by a community of over 100,000 active volunteers.

Wikipedia® Free encyclopedia

The free encyclopedia containing more than 20.6 million articles in more than 280 languages. The most comprehensive and widely used reference work humans have ever compiled. 100,000 active volunteers contribute new content every month.

Wikimedia Commons Shared media repository

A repository of almost 13 million freely usable images, sound and video files, serving both Wikimedia’s projects and countless other educational and informational needs.

MediaWiki® Open-source wiki software

The leading open-source wiki software on the Internet which acts as the backbone for all of the Wikimedia Foundation’s wikis and thousands of other wiki communities.

Wikispecies Dictionary of species

Wikibooks Free textbooks and manuals

Wikinews® Free content news source

Wikiquote Collection of free quotations

Wiktionary® Dictionary and thesaurus

Meta-wiki Project coordination

Wikiversity Free learning tools

Wikisource® Free source documents



Figures as of October 2011 unless otherwise stated

  • Unique visitors to Wikimedia Foundation sites, September 2011: 454 million
  • Language editions of Wikipedia: 282
  • Average number of new articles created daily, July 2010 through June 2011: 8,371
  • Number of articles across all Wikipedia language editions: 20.6 million
  • Number of edits to Wikipedia, July 2010 through June 2011: 139.3 million
  • Average monthly page views, July 2010 through June 2011: 13.6 billion


All images from the Wikimedia Commons are under a CC BY SA or public domain license unless otherwise stated. The content contained within the annual report is available under the Creative Commons Attribution-ShareAlike License v.3.0 ( or any later version. The trademarks and logos of the Wikimedia Foundation and any other organization are not included under the terms of this Creative Commons license. Wikimedia Foundation, Wikimania, Wikipedia, Commons, MediaWiki, Wiktionary, Wikibooks, Wikisource, Wikinews, Wikiquote, Wikiversity, Wikispecies, and Meta-wiki are pending trademark registration or are registered trademarks of Wikimedia Foundation.

For more information, please see our Trademark Policy page, For other questions about our licensing terms or trademark policy, please email legal(_AT_)

WMF QR code to WMF annual report page.png

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Story consultant: David Weir

Photo retouching: Daniel Furon

for a summary report of the 2010-11 Annual Report in French, Japanese, Spanish, German, Arabic, and Portugese.

Strategic Priorities[edit]

Stabilize infrastructure
Increase participation
Improve quality
Increase reach
Encourage innovation

Wikimedia Foundation targets for 2015[edit]

  • Increase the total number of people served to 1 billion
  • Increase the number of Wikipedia articles we offer to 50 million
  • Ensure information is high quality by increasing the percentage of material reviewed to be of high or very high quality by 25 percent
  • Encourage readers to become contributors by increasing the number of total editors per month who made >5 edits to 200,000
  • Support healthy diversity in the editing community by doubling the percentage of female editors to 25 percent and increase the percentage of Global South editors to 37 percent

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Wikimedia Foundation
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San Francisco, CA 94105 USA
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