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wikimediafoundation.org
Wikimedia Foundation
@wikimediafoundation.org
15K followers 21 following 580 posts
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.

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wikimediafoundation.org
Everyone knows Wikipedia, but not everyone knows the nonprofit that keeps it running. The Wikimedia Foundation hosts Wikipedia and other free-knowledge projects. It maintains servers and builds open‑source tools, keeping knowledge accessible 🧵⬇️ (1/5)
A sculpture of the Wikipedia puzzle globe made of white jigsaw pieces with multilingual characters. Text reads: You know Wikipedia. But do you know who hosts and protects it?
January 9, 2026 at 4:11 PM
wikimediafoundation.org
Risker corrected a typo in singer James Blunt's article nearly two decades ago. This inspired her to become one of English Wikipedia’s most trusted leaders: administrator, arbitrator, and checkuser. Her journey from fixing a typo to guiding global policy shows small actions can lead to big impact.
Portrait of a smiling woman in a white shirt with a colorful geometric background of triangles and diamonds. Text reads: She is helping Wikipedia stay reliable and well-governed. 2025 Wikimedia Laureate Risker has spent years supporting community processes and strengthening the movement’s decision-making systems. "Don’t stick to doing just one thing. There are so many different things to do. A very common reason for editor burnout is excessive focus on one task."
January 8, 2026 at 3:49 PM
wikimediafoundation.org
What makes a good Wikipedia article? When you land on a page, you’re seeing the result of ongoing evaluation. Volunteer editors rate articles from Stub to Featured Article based on accuracy, sourcing, structure, and clarity. 🧵⬇️ (1/5)
Three people, including one in a wheelchair, examine a large illustrated page, symbolizing collaborative knowledge sharing. Text reads: What makes a good Wikipedia article?
January 7, 2026 at 5:44 PM
wikimediafoundation.org
The Wikimedia community doesn't waver on three standards.

Volunteers rely on three core policies to keep Wikipedia articles balanced, sourced, and fact‑based: neutral point of view, verifiability, and no original research. 🧵⬇️ (1/5)
Trust is built. These are the building blocks. How Wikipedia’s core principles – Neutrality, Verifiability, and No Original Research – help it be a better encyclopedia.
January 6, 2026 at 9:46 PM
wikimediafoundation.org
The landscape winners of Wiki Loves Earth 2025 will help you get a new perspective of our world 🧵⬇️ (1/4)
A magnificent aerial photography of Sulaibikhat Marine Protected Area in Kuwait. Text reads: Explore different perspectives through the winners of Wiki Loves Earth 2025.
January 5, 2026 at 2:20 PM
wikimediafoundation.org
One of the best things about being part of the Wikimedia community? You never know where your next casual conversation will lead you.

Get to know how a chat in Poland sparked successful developments for Wikimedia India ➡️ w.wiki/GZSj
December 30, 2025 at 5:04 PM
wikimediafoundation.org
Wikipedia was once an impossible dream. Today, it is 25 years of humanity at its best. Join us in celebrating what has become the backbone of knowledge on the internet.

Donate now ➡️ donate.wikimedia.org

#Wikipedia25
December 29, 2025 at 4:10 PM
wikimediafoundation.org
After years in the making, Wikimedia France is celebrating the official launch of what promises to be a turning point for digital commons in Europe.

Get to know Wikimedia France's role in shaping the project ➡️ w.wiki/GTQC
Pont Royal and Musée d'Orsay, Paris. Text reads: Wikimedia France celebrates a turning point for digital commons in Europe.
December 28, 2025 at 1:58 PM
wikimediafoundation.org
Wikipedia has no ads and no subscriptions. Your support is essential for making it as accessible as humanly possible.

Hear from Zack McCune, Director of Brand at the Wikimedia Foundation, and help keep the free encyclopedia going. If you can, donate today ➡️ donate.wikimedia.org

#Wikipedia25
December 26, 2025 at 3:15 PM
wikimediafoundation.org
Rumors, conspiracy theories, and doctored images travel online faster than you can fact-check them. Media literacy is the skill set that helps you slow down and scrutinize what you see. 🧵⬇️ (1/3)
People working together at laptops during a hackathon, focused and engaged in discussion. Text says: Media literacy teaches you to ask who made a message, why, and how. By verifying sources and understanding context, you can resist misinformation and contribute responsibly to the information ecosystem.
December 24, 2025 at 2:38 PM
wikimediafoundation.org
The winners of Wiki Loves Earth 2025 are in 🌿🥇 🧵⬇️ (1/6)
Close-up image depicting a green jararaca on the territory of Carrasco National Park in Bolivia. Text reads: Meet the winners in the macro category of Wiki Loves Earth 2025. 
December 23, 2025 at 1:08 PM
wikimediafoundation.org
Wikipedia is written, edited, and fact checked by nearly 250,000 volunteers. This work continues to ensure it is reliable, well sourced, and from a neutral point of view.

As Wikimedia Foundation's Lisa Seitz-Gruwell puts it, this is your chance to make a difference. Donate ➡️ donate.wikimedia.org
December 22, 2025 at 8:39 PM
wikimediafoundation.org
Unlike most major websites, Wikipedia does not run ads or sell user data. Instead, it is supported by a global community of people who value free access to knowledge.

Read more ➡️ wikimediafoundation.org/how-is-wikipedia-funded/

#Wikipedia25
Puzzle overlay in tones of blue. Text reads: How is Wikipedia funded? No other top-10 website works like Wikipedia.
December 22, 2025 at 3:13 PM
wikimediafoundation.org
Wikipedia has been a gift to the world for 25 years. Now’s your chance to give back and shape its future.

Hear from Zack McCune, our Director of Brand, and donate now ➡️ donate.wikimedia.org

#Wikipedia25
December 19, 2025 at 6:14 PM
wikimediafoundation.org
It's a big milestone for free knowledge! 🎉

The Wikimedia Foundation spoke at the UN General Assembly Hall, representing Wikipedia’s volunteer community.

We showed that the future of the internet and sustainable development depend on protecting public spaces online and the people who build them.
Jan Gerlach, Public Policy Director at the Wikimedia Foundation, talks to the audience from the stage at the General Assembly hall. Text says: Our first time speaking at the United Nations General Assembly hall. In a landmark moment, the Wikimedia Foundation was invited to discuss digital governance and internet policy.
December 18, 2025 at 6:56 PM
wikimediafoundation.org
Vietnamese Wikipedia is one of the largest Wikimedia projects in Asia. However, the lack of  users with extended rights has been posing a challenge to the Vietnamese Wikimedians User Group.

The community has found clever solutions to continue achieving breakthroughs. Get inspired ➡️ w.wiki/GTTC
Four people stand together, smiling for a photo at a meetup. They are gathered in Ho Chi Minh City  during a meetup for the Vietnamese Wikimedia User Group community. Text reads: Creativity and innovation: how a small group of volunteers help Vietnamese Wikipedia thrive.
December 17, 2025 at 10:26 PM
wikimediafoundation.org
Take a step back, relax, and join the Istanbul Medipol University Wiki Club on a walk to register the churches of Beyoğlu, at the heart of Istanbul ➡️ w.wiki/GZVz
Outside of St. Anthony Padua Church. Text reads: Take a walk through the churches of Beyoğlu with Wikimedians in Istanbul.
December 16, 2025 at 9:03 PM
Reposted by Wikimedia Foundation
wikimediapolicy.bsky.social
How do we protect common online spaces and public interest, community-led projects? How do we make them thrive? 🌐 🌍 🌏 🌎

Today at 4:45 PM Eastern Time, watch the live broadcast of our #WSIS+20 side event, "Building the commons: creating and maintaining digital public goods": lnkd.in/e74p36xN
December 16, 2025 at 5:37 PM
wikimediafoundation.org
You may know Wikipedia as a massive, free encyclopedia. But where does the wider Wikimedia movement organize itself?

The answer is Meta-Wiki, the hub for coordination, documentation, and planning across all Wikimedia projects. 🧵⬇️ (1/5)
A hand wearing silver rings rests on a computer mouse, poised to click, next to a keyboard on a desk. Text says: Meta-Wiki is the central hub where the Wikimedia movement coordinates. Here's how you can use it.
December 15, 2025 at 2:00 PM
wikimediafoundation.org
Within a year, Konan N'Da N'Dri had made more than 19,000 edits across French Wikipedia, created dozens of new articles, and become a patroller.

His curiosity and commitment to knowledge reflect the very spirit of the Wikimedia movement. For this, he was recognized as the 2025 Newcomer of The Year.
Portrait of a man in a light shirt against a blue background with a yellow and green molecule-like pattern. Text says: How a newcomer can quickly become a leader in free knowledge. User:Dadrik turned a single edit into a quest to document his home country of Côte d’Ivoire – and was awarded the 2025 Newcomer of the Year as a result. "What inspires me most is knowing that what I create today will be useful to others, even after I’m gone." Quote by User:Dadrik, 2025 Newcomer of the Year.
December 12, 2025 at 2:06 PM
wikimediafoundation.org
Small donations to the nonprofit Wikimedia Foundation help keep Wikipedia free for billions.

See exactly how this top-rated, transparent charity uses your support ➡️ wikimediafoundation.org/donations-to-wikipedia/

#Wikipedia25
Informational poster with a large headline. The lower half shows a group of people seated together looking at papers and discussing. The image is overlaid with light-colored puzzle-piece graphics. Text Reads: How does the Wikimedia Foundation use donations to Wikipedia? Every donation is invested in keeping Wikipedia fast, secure, and free – and this is documented in clear public records.
December 11, 2025 at 5:14 PM
wikimediafoundation.org
Access to knowledge is a human right.

On Human Rights Day, we celebrate those who make information free and shared for all – translating, documenting, and opening doors to learning worldwide.

Learn more ➡️ wikimediafoundation.org/public-policy/
Eleanor Roosevelt holding a large poster of the Universal Declaration of Human Rights. Text says: 10 December is International Human Rights Day. Article 27 of the Universal Declaration of Human Rights affirms our right to participate in cultural life and to share in scientific advances. Open knowledge platforms like Wikipedia make that right tangible for everyone, everywhere.
December 10, 2025 at 4:05 PM
wikimediafoundation.org
Bernadette Meehan has dedicated her career to mission-driven roles and public service work. Her background is closely aligned with Wikimedia's vision of free knowledge for all.

Meet the new CEO of the Wikimedia Foundation ➡️ wikimediafoundation.org/welcome-ceo
Portrait of Bernadette Meehan. Text says: Wikimedia Foundation appoints Bernadette Meehan as Chief Executive Officer
December 9, 2025 at 3:01 PM
wikimediafoundation.org
In a move to make freely licensed sport photography more accessible, the Wikimedia Ghana User Group uploaded over 3,900 high-quality photos from the 13th African Games to Wikimedia Commons.

Explore the groundbreaking collaboration ➡️ w.wiki/GKGY
A Ghanaian athlete exhibits the Ghana flag during the 2023 African Games. It is one of the over 3,900 images uploaded by the Wikimedia Ghana User Group to Wikimedia Commons. Text says: Wikimedians from Ghana added over 3,900 high-quality photos of the African Games to Wikimedia Commons.
December 5, 2025 at 1:20 PM
wikimediafoundation.org
From sharing to changing: developed by a strong community, Wikimedia Brasil's new strategy is defined by three axes that will guide their actions, pushing the mission of free knowledge forward.

Learn about the importance of strategic planning with @wikimediabrasil.bsky.social ➡️ w.wiki/GKFa
People posing for an aerial photo in front of a big Wikipedia puzzle globe. The photo was taken during WikiCon Brasil 2025, a conference organized by and for the Brazilian Wikimedia community. Text says: Wikimedia Brasil's hands-on community approach to planning will inspire your 2026. Érica Azzellini, president of Wikimedia Brasil, speaking during the Wikimedia Brasil meeting in Bauru, São Paulo. Text is a quote from Érica: "The future needs to be imagined collectively, it needs to be made by many hands".
December 4, 2025 at 4:07 PM