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wikimediafoundation.org
Wikimedia Foundation
@wikimediafoundation.org
15K followers 21 following 600 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
By the end of 2001, Wikipedia already existed in 16 languages. Today, there are more than 300.

Celebrate this and other #Wikipedia25 milestones ➡️ wikipedia25.org/en/widening-...
Text reads: Wikipedia's goal has been to spread knowledge in every language. From the start. New language editions began forming just months after Wikipedia's launch. 25 years later, it's grown to over 300 versions.
February 9, 2026 at 12:44 PM
wikimediafoundation.org
As Wikipedia celebrates its 25th anniversary, professor and former member of the Wikimedia Foundation Board of Trustees Dariusz Jemielniak urges academics to engage with Wikipedia for "Nature" ➡️ www.nature.com/articles/d41...
A small, fluffy dog smells the Wikipedia logo. Text reads: "Wikipedia is the only major platform on which truth emerges through transparent debate rather than algorithmic opacity", Darius Jemielniak for "Nature"
February 6, 2026 at 1:31 PM
wikimediafoundation.org
On Wikipedia, disagreement is not a setback. It’s part of how knowledge improves.

By inviting debate in the open, Wikipedia turns conflict into collaboration. 🧵⬇️ (1/2)
Carved wooden netsuke of two figures in robes sitting back to back, one looking up and the other glancing sideways. Text reads: Civil disagreement isn't bad. It's an engine of progress. 
February 5, 2026 at 7:49 PM
wikimediafoundation.org
Calling photographers from all around the world: Wiki Loves Folklore 2026 is here 📸

The annual media contest aims at documenting global cultural heritage. Submissions are open until 31 March. Get inspired ➡️ w.wiki/HeAf
A Bangladeshi local boy play with the national flower of Bangladesh which is called water lily. Text reads: Join Wiki Loves Folklore 2026 and share your culture with the world. The Lazarim Carnival is a tradition that takes place in the village of Lazarim, in the municipality of Lamego, located in the Douro region of Portugal. It is known for the wooden masks that, together with the costumes, are the highlight of the celebration. Text reads: Submit photos, videos, and sounds that represent your community by 31 March.
February 4, 2026 at 10:45 PM
wikimediafoundation.org
Ammarpad joined the Wikimedia community in 2015, starting with English articles about Nigerian topics. He champions neutrality, openness and collaboration. His work shows how technical skills and community organizing strengthen free knowledge for millions.
Black-and-white portrait of a man in a dark polo shirt, set against a colorful circular geometric background. His edits and engineering support readers in Nigeria and beyond. 2025 Wikimedian of the Year Honorable Mention Ammarpad has written widely, improved Hausa Wikipedia’s structure, and made over 900 contributions to MediaWiki. "Wikipedia stands out as a global independent community that values neutrality, openness, learning, and collaboration to produce neutral and factual accounts of events in a way different from any other sources."
February 3, 2026 at 3:52 PM
wikimediafoundation.org
The Open the Knowledge Journalism Awards recognizes African journalists whose reporting helps close knowledge gaps about Africa on Wikipedia. Submissions are open until 1 March.

Learn more about the awards' criteria and get your application ready!
ICFJ and Wikimedia Foundation Seek Applications for Open the Knowledge Journalism Awards in Africa – Wikimedia Foundation
From February 2 to March 1, 2026 African journalists can self nominate stories that help expand knowledge about Africa on Wikipedia.
wikimediafoundation.org
February 2, 2026 at 3:14 PM
wikimediafoundation.org
Simple and replicable, the WikiProject Brazil Schools is bridging the information gap while showcasing how local initiatives can contribute to global goals through Wikidata.

Discover how it can multiply possibilities ➡️ w.wiki/GTNu
Lacerda Elevator in Salvador, Bahia, Brazil. The 72 meters elevator was built between 1869 and 1873. Text says: How WikiProjects Brazil Schools uses Wikidata to foster discovery.
January 30, 2026 at 3:00 PM
wikimediafoundation.org
Bots help keep Wikipedia running. They fix broken links, revert vandalism, and tag pages so volunteers can focus on writing. Each bot is reviewed by the community and must be harmless and accountable. 

Meet the bots ➡️ w.wiki/WPH
Wikipedia puzzle globe logo with two gray gears symbolizing settings or tools. Text reads: Wikipedia's automated helpers. Thousands of approved and regulated bots quietly fix links, revert vandalism, format "Talk" pages, and much more – all empowering the human community behind the world’s free encyclopedia.
January 29, 2026 at 10:08 PM
wikimediafoundation.org
On Data Privacy Day, remember that Wikipedia collects minimal data, uses no ads or tracking, and publishes transparency reports.

Learn more (without being watched) ➡️ wikimediafoundation.org/who-we-are/t...
An illustration from the Wikimedia Foundation "A Wiki Minute" video on privacy. Text reads: How does Wikipedia protect your privacy? The world's free encyclopedia collects minimal data, lets you edit anonymously, and publishes transparency reports.
January 28, 2026 at 7:13 PM
wikimediafoundation.org
In a world where headlines spread without sources, Wikipedia takes a different approach: radical transparency. Every edit and discussion is visible to everyone, making knowledge creation a collective, accountable process that builds trust 🧵⬇️ (1/4)
A laptop showing the Wikipedia main page on its screen, resting on a light-colored surface. Screenshot of a "Talk" or discussion page of a Wikipedia article. Text reads: Can you trust what you read online? In a world of hidden edits and corporate agendas, Wikipedia stands apart with every edit, discussion, and correction visible.
January 27, 2026 at 6:48 PM
wikimediafoundation.org
Wikipedia is an encyclopedia written from a neutral point of view; its content is free to use, edit, and distribute; editors treat each other with respect and civility; and there are no firm rules.

Learn more about the five pillars that underpin Wikipedia’s growth ➡️ wikipedia25.org/en/the-five-...
A B&W picture of ornamented columns overlapped by a jigsaw puzzle piece shape. Text reads: The 5 pillars of Wikipedia. A pivotal part of Wikipedia's story, they set the foundation for how the encyclopedia works and how it continues to evolve. Find them on the "25 years of Wikipedia" celebration site.
January 26, 2026 at 3:26 PM
wikimediafoundation.org
Wikipedia documents the world as it is, through contributions large and small. Articles range from urgent and consequential to obscure, niche, and unexpected, and the images are just as diverse.

Explore the weird and wonderful ➡️ wikipedia25.org/en/weird-and...

#Wikipedia25
A cat covered in packing foam. Text reads: Explore weird & wonderful Wikipedia. Wikipedia spans the serious, the obscure, and the unexpected. Find more Wikipedia oddities on the "25 years of Wikipedia" celebration page.
January 23, 2026 at 8:09 PM
wikimediafoundation.org
Wikipedia has always been shaped by people who imagine what it could become. Our 25th anniversary quiz explores visions of how knowledge might be created and shared tomorrow.
A degrade background in tones of orange and blue. Two cards with illustrations in pink and yellow mimic tarot cards. Text reads: Which Wikipedia of the future are you? The future of knowledge can take many forms. This interactive quiz explores imaginative possibilities for how Wikipedia might evolve, shaped by curiosity, creativity, and shared ideas.
January 21, 2026 at 12:42 PM
wikimediafoundation.org
Have you met the Wikipede? In another universe, maybe it has been Wikipedia's logo for over two decades. Community members submitted many designs, proposed changes, and debated them openly 🧵⬇️ (1/5)
The pixelated picture of a caterpillar. Text reads: What if this were Wikipedia’s logo? Before the puzzle globe, Wikipedia’s community explored other possibilities. And the early 2000s delivered.
January 19, 2026 at 6:49 PM
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wikipedia.org
Meet Jimmy, who dreamed up Wikipedia and watched humanity turn it into a global public good #Wikipedia25
January 19, 2026 at 12:48 PM
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wikipedia.org
Meet Yuriko, who brings knowledge from the past into the present so more people can learn from it #Wikipedia25
January 18, 2026 at 2:57 PM
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wikipedia.org
Meet Mireia, who works to bring Brazil’s diverse history into Wikipedia so more stories are seen #Wikipedia25
January 17, 2026 at 11:40 AM
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wikipedia.org
Meet Maxime, who is turning artifacts and architecture into shared knowledge for everyone #Wikipedia25
January 17, 2026 at 12:21 AM
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wikipedia.org
Meet Goodness, who champions the nuances of the Igbo language so Nigerian traditions can live on #Wikipedia25
January 16, 2026 at 5:23 PM
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wikipedia.org
Meet Gabe, who updates photos on Wikipedia with images that truly represent Black culture #Wikipedia25
January 16, 2026 at 10:48 AM
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wikipedia.org
Meet Joanne, who noticed an influential historical woman was missing on Wikipedia and took action #Wikipedia25
January 16, 2026 at 1:14 AM
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freedom.press
Today, we celebrate the 25th anniversary of @wikipedia.org, which for a quarter of a century has been collaboratively built by unpaid strangers on the internet.
Wikipedia’s 25th birthday proves the power of free speech
If the global encyclopedia is going to thrive for the next 25 years, we must maintain and expand First Amendment protections
freedom.press
January 15, 2026 at 8:13 PM
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wikipedia.org
Meet Netha, the Wikipedia editor who quietly debunks medical myths for millions #Wikipedia25
January 15, 2026 at 5:31 PM
wikimediafoundation.org
Twenty-five years ago, Wikipedia was an unlikely idea: a place where anyone could share free knowledge.

Today, it’s one of the most visited sites on Earth, not powered by corporate ads, but by people.
At the top, a participant of the Mascara Festival smiles while wearing traditional attire. In the bottom, people smiling and dancing during the Sandurot Festival. Text says: Happy 25th birthday, Wikipedia!
January 15, 2026 at 10:58 AM
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wikipedia.org
Meet Andrew, the Wikipedia editor chasing hurricanes for two decades straight #Wikipedia25
January 15, 2026 at 9:05 AM