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Celebrating 20 years of Wikipedia

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Stories

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DMCA takedown notices

The Wikimedia community is made up of creators, collectors, and consumers of free knowledge. While most material appearing on Wikimedia projects is in the public domain or freely licensed, on occasion, copyrighted material makes its way onto the projects. The Digital Millennium Copyright Act (DMCA) safe harbor provision requires us to remove infringing material if….

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Requests for content alteration and takedown

Imagine a world in which every single human being can freely share in the sum of all knowledge. The Wikimedia projects make up one of the world’s largest repositories of human knowledge. With that much information, someone is bound to get upset by some of the content from time to time. While the vast majority….

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Requests for user information

Freedom of speech is essential to the Wikimedia movement—the projects cannot flourish in an ecosystem where individuals cannot speak freely. Our users trust us to protect their identities against unlawful disclosure, and we take this responsibility seriously. However, every year, governments, individuals, and corporations ask us to disclose user data. Often, we have no nonpublic….

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Neutral density filter demonstration

Transparency report

Twice a year, the Wikimedia Foundation reports on requests we receive to alter or remove content from the projects, and to provide nonpublic information about users. This Transparency Report includes charts and graphs that give details such as the origin of the requests and the projects targeted. We also tell stories of interesting or notable….

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Related content

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Contact

Would you like to get in touch with us about Wikimedia’s education initiatives, partnership opportunities, or project ideas? Please contact education@wikimedia.org.  To learn more about our volunteer activities and how to get involved, visit Wikimedia Outreach. Continue reading →

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Wikimedia Communities and Education

Around the world, our community of affiliates and volunteers engage local schools, educators, and students in using Wikimedia projects for education. In North America, Wiki Education helps university professors use Wikipedia as course assignments. In Armenia, Wiki Clubs and Camps help students contribute content about their language and culture while having fun with friends. In….

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COVID-19 Resources

As the nonprofit that operates the world’s largest encyclopedia, we have a commitment to knowledge and believe that learning must continue even if school curriculums do not. In light of COVID-19, we have made available several free resources for at-home learners using Wikipedia and other Wikimedia projects, including lesson plans, “#EduWiki Challenge” exercises, and worksheet….

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Help us unlock the world’s knowledge.

As a nonprofit, Wikipedia and our related free knowledge projects are powered primarily through donations.

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Questions about the Wikimedia Foundation or our projects? Get in touch with our team.
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