Wikidata
- FRWikidata
- ESWikidata
- DEWikidata
A free, collaborative knowledge base run by the Wikimedia Foundation (like Wikipedia). Each item has an ID (Q plus a number); its open data is reused by search engines and others.
E.g.An independent Portland bookstore covered by the local press has a Wikidata item: founding date, website, address. Sourced facts that search engines and AI can tie to its name.
