free knowledge graph hosted by Wikimedia and edited by volunteers

Wikidata is a wiki that is a database, a collection of data on the internet. The information stored on Wikidata can be used by other websites including Wikipedia. Wikidata is designed so that humans and machines can read it. As of March 2019 it contains more than 55 million items and has 21 thousand active users.[4]

Main page of Wikidata
Type of site
Available inmultiple languages
OwnerWikimedia Foundation[1][2]
Created byWikimedia community
Launched29 October 2012; 10 years ago (2012-10-29)[3]

Wikidata provides support for Wikipedia, Wikimedia Commons, and other wikis of the Wikimedia movement. Anyone can use it.


  2. From Freebase to Wikidata: The Great Migration; quotation: Another example is Wikidata, a collaborative knowledgebase developed by Wikimedia Deutschland since 2012 and operated by the Wikimedia Foundation..
  3. "The Wikidata revolution is here: enabling structured data on Wikipedia". 25 April 2013. Retrieved 12 June 2022. Since went live on 30 October 2012,
  4. "Statistics". Wikidata. Wikimedia Foundation. September 5, 2016. Retrieved September 5, 2016.