Wikidata is a free and open knowledge base that serves as a central repository for structured data across various Wikimedia projects, including Wikipedia, Wikivoyage, and Wiktionary. With over 113 million editable data items, it enables both individuals and machines to access and edit knowledge collaboratively. Users can explore and contribute to a wide variety of topics, joining community-driven projects such as Wikidata Music, which focuses on enhancing data about artists and music releases.

Wikidata's content is available under a free license and can be interlinked with other datasets on the linked data web, promoting extensive data sharing and usage. The platform offers resources for newcomers, including tutorials and guidance on editing data. Additionally, users can retrieve and utilize data through services like the SPARQL query service. By engaging with the Wikidata community, volunteers and organizations alike can help enrich the global knowledge base, ensuring it remains a vibrant and dynamic resource.