Wikimedia Foundation

Wikimedia Foundation

@wikimediafoundation.org

We are the nonprofit organization that hosts Wikipedia and other free knowledge projects. Working to create a world where every human can freely share in the sum of all knowledge. donate.wikimedia.org

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Have you ever had a teacher tell you Wikipedia is not a reliable source? Now might be the perfect time to reach out with free knowledge receipts. 🎥 Wikimedia Foundation CEO Bernadette Meehan speaking at @devex.com Impact House during the 81st United Nations General Assembly.

Starting a new or small language version of Wikipedia can be challenging. That’s why the Wikimedia Foundation created Starter Kit: a guided pathway that brings together essential tasks, useful resources, community connections, and ways to track progress. Get familiar with the tool ➡️ w.wiki/UvXa

At Wikimedia, hacking means better tools for free knowledge. Developers gather at Wikimedia hackathons to fix bugs, improve accessibility, build new tools, and turn ideas into software that helps share free knowledge. Learn more about Wikimedia hackathons by accessing the mainframe ➡️ w.wiki/SsCJ

The values that underpin @wikipedia.org are more relevant now than ever. Wikimedia Foundation CEO Bernadette Meehan discusses how to secure reliable information in an AI-driven world during the 2026's General Assembly SDG Media Zone, convened by the UN Department of Global Communications.

Knowledge equity takes the global stage during the 81st United Nations General Assembly. The Wikimedia Foundation will be part of the conversation. Follow along as we bring the case for open knowledge and Wikipedia to the halls of the United Nations.

Calling all photographers: starting on 21 September, the Wiki Loves Peace international campaign invites you to document peace-related heritage, monuments, museums, public art and peacebuilding initiatives. Join the next steps for a more peaceful and equitable world ➡️ w.wiki/Nboa

Some Wikimedia journeys begin with simple curiosity, but grow into a lifelong commitment to our movement. Inspired after a donation to Wikipedia, User:BugWarp decided the "coolest thing" he could do was to create an account of his own at only 10 years old.

The Task Center helps you find the best way to explore, edit, and contribute across millions of Wikipedia articles. Instead of searching for something to fix, you can jump straight into tasks that match your experience and interests. Check it out ➡️ w.wiki/4CRR

You know the online encyclopedia. Now check out the merch! The Wikipedia Store celebrates everything from blue hyperlinks and Wikipedia’s 25th birthday to the Wikipede, an early 2000s Wikipedia mascot proposal with plenty of legs and a long history. Start browsing ➡️ w.wiki/STYL

Nobody becomes a Wikimedian for exactly the same reason. Some show up to fix one typo and never leave. Others arrive with a camera, a coding project, an obsession with local history, or a deep knowledge of ancient pottery. However you get here, you're part of something bigger.

On 12 August 2026, a total solar eclipse will cross Greenland, Iceland, Spain, and other locations. A partial eclipse will be visible across a wider area. Use proper solar filters. Eclipse glasses do not protect camera lenses.

With over 140 million freely licensed photos, videos and audio files, Wikimedia Commons is the world’s largest media library. But how do you turn 140 million files into the one you're looking for? One way is by trying out the Content section on the main page.

Every Wikimania brings together people from across the movement to share ideas, tackle challenges, celebrate achievements, and imagine what's next for free knowledge. The conversations will continue in 2027, in Chile!

Looking into the future with open minds and open hearts. The Wikimedia movement is a global community of real humans who collaborate to build free knowledge for all. Thank you to everyone who brought curiosity, empathy, and dedication to Wikimania 2026!

Baby Globe and Luce are discovering Paris one landmark at a time 🇫🇷✨ Swipe to explore the city with them. If you're attending Wikimania 2026, remember to share your favorite moments on Wikimedia Commons.