Welcome to Wikidata
thefree knowledge base with116,826,777 data items thatanyone can edit.
Introduction •Project Chat •Community Portal •Help
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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 thestructured 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 isavailable under a free license,exported using standard formats, andcan be interlinked to other open data sets on the linked data web.
Learn about Wikidata
- What is Wikidata? Read theWikidata introduction.
- Explore Wikidata by looking at a featured showcase item for authorDouglas Adams(Q42).
- Get started with Wikidata'sSPARQL query service.
Contribute to Wikidata
- Learn to edit Wikidata: follow thetutorials.
- Work with other volunteers on a subject that interests you:join a WikiProject.
- Individuals and organizations can alsodonate data.
Meet the Wikidata community
- Visit thecommunity portal or attend aWikidata event.
- Create auser account.
- Talk and ask questions on theProject chat,Telegram groups, or thelive IRC chatconnect.
Use data from Wikidata
- Learn how you canretrieve and use data from Wikidata.
- 2025-03-15: The Vector 2022 skin will become the default Wikidata skin on March 15; seethe full announcement.
- 2025-03: As part of the Open Data Day 2025, between March 1st and 15th, OSM and WikiProject India organise aDatathon andMapathon.
- 2025-02-24: Wikimedia Brazil unveilsQuickStatements 3.0, adding much requested community-wishlisted features.
- 2025-02:Data Reuse Days 2025 were held February 18–27: 8 days and 16 hours worth of sessions on using Wikidata to build applications and tools, share research and ideas. SeeCommons archive of presentations and recordings.
- 2025-01-15: The Wikidata development team held the Q1Wikidata+Wikibase office hour for 2025. They presented their work from the past quarter and discussed what's coming next for 2025.Session log is available.
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.
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 ourproject page and comechat with us on Telegram.
More:
- Check outWikidata: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 pagehere!
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