Wikidata

Free, collaboratively edited knowledge graph run by the Wikimedia Foundation. It supplies structured data to Wikipedia and the sameAs links on this site.

Explore it ↗ wikidata.org

Part of threads On what terms may anyone reuse it? settles; Ontology against folksonomy proposes; Page or thing? settles; Same thing, many names workaround; Who issues your name online? measures; Who owns what the crowd built? proposes; Who pays for public data infrastructure? proposes

funded by

• Allen Institute for Artificial Intelligence organization (2012) [src1][src2]
  initial development, about $1.7 million in all
• Google organization 1998 (2012) [src1][src2]
  initial development, about $1.7 million in all
• Gordon and Betty Moore Foundation organization (2012) [src1][src2]
  initial development, about $1.7 million in all

maintained by

• Wikimedia Foundation organization 2003 [src1][src2]

created by

• Wikimedia Deutschland organization 2004 [src]

founded by

• Denny Vrandečić person b. 1978 [src]
• Markus Krötzsch person b. 1981 [src]

contributors

• Lydia Pintscher person b. 1984 [src]

subject of

• From Freebase to Wikidata: The Great Migration writing 2016 [src]
• SPINACH: SPARQL-Based Information Navigation for Challenging Real-World Questions writing 2024 [src]
• Wikidata: A Free Collaborative Knowledgebase writing 2014 [src]

has part

• Wikidata Query Service project 2015 [src]