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Wikidata is a free and open knowledge base that can be read and edited by both humans and machines.
Wikidata acts as central storage for the structured data of its Wikimedia sister projects including Wikipedia, Wikivoyage, Wiktionary, Wikisource, and others.
Wikidata also provides support to many other sites and services beyond just Wikimedia projects! The content of Wikidata is available under a free license, exported using standard formats, and can be interlinked to other open data sets on the linked data web.
Learn about Wikidata
- What is Wikidata? Read the Wikidata introduction.
- Explore Wikidata by looking at a featured showcase item for author Douglas Adams (Q42).
- Get started with Wikidata's SPARQL query service.
Contribute to Wikidata
- Learn to edit Wikidata: follow the tutorials.
- Work with other volunteers on a subject that interests you: join a WikiProject.
- Individuals and organizations can also donate data.
Meet the Wikidata community
- Visit the community portal or attend a Wikidata event.
- Create a user account.
- Talk and ask questions on the Project chat, Telegram groups, or the live IRC chatconnect.
Use data from Wikidata
- Learn how you can retrieve and use data from Wikidata.
- 2025-08-05: The next Wikidata+Wikibase office hours will take place on Wednesday, 16th July 2025, 16:00 UTC in the Wikidata Telegram group. The Wikidata and Wikibase office hours are online events where the development team presents what they have been working on over the past quarter, and the community is welcome to ask questions and discuss important issues related to the development of Wikidata and Wikibase.
- 2025-08-05: Search by entity type goes live. The new Wikidata Search box is typeahead compatible and searches can be limited to only show results for Items, Properties, Lexemes or EntitySchema. See the original announcement.
- 2025-08-05: Help us improve Mobile editing experience! Watch this video of the prototype to this long-requested feature and share your thoughts and feedback to our Mobile editing discussion page.
- 2025-08-05: Wikidata and Sister projects runs from May 29 to June 1: 4 days and ~10 hours worth of sessions on examples of Wikidata being integrated to, supporting or powering other Wikimedia Projects. See Commons archive of presentations and recordings.
- 2025-08-05: The Vector 2022 skin will become the default Wikidata skin on March 15; see the full announcement.
New to the wonderful world of data? Develop and improve your data literacy through content designed to get you up to speed and feeling comfortable with the fundamentals in no time.
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Item: Earth (Q2) -
Property: highest point (P610) -
custom value: Mount Everest (Q513)
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Innovative applications and contributions from the Wikidata community
Featured WikiProject:
WikiProject Music
Wikiproject Music is home to editors that help add data about artists, music releases, tracks, awards, and performances! Additionally, importing from and linking Wikidata with the many music databases and streaming services is another focus of the project. Read about our data model on our project page and come chat with us on Telegram.
More:
- Check out Wikidata:Tools for some of our best tools and gadgets for using and exploring Wikidata.
Know of an interesting project or research conducted using Wikidata? You can nominate content to be featured on the Main page here!
Wikipedia – Encyclopedia
Wiktionary – Dictionary and thesaurus
Wikibooks – Textbooks, manuals, and cookbooks
Wikinews – News
Wikiquote – Collection of quotations
Wikisource – Library
Wikiversity – Learning resources
Wikivoyage – Travel guides
Wikispecies – Directory of species
Wikifunctions – Free software functions
Wikimedia Commons – Media repository
Incubator – New language versions
Meta-Wiki – Wikimedia project coordination
MediaWiki – Software documentation