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.
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donate.wikimedia.org
Happy birthday, Meta-Wiki 🎉
If Wikipedia is the encyclopedia anyone can edit, Meta‑Wiki is where those editors meet to plan, discuss, and dream. Dive into Meta‑Wiki and see how global collaboration comes to life ➡️ w.wiki/37o
If Wikipedia is the encyclopedia anyone can edit, Meta‑Wiki is where those editors meet to plan, discuss, and dream. Dive into Meta‑Wiki and see how global collaboration comes to life ➡️ w.wiki/37o
November 9, 2025 at 1:09 PM
Happy birthday, Meta-Wiki 🎉
If Wikipedia is the encyclopedia anyone can edit, Meta‑Wiki is where those editors meet to plan, discuss, and dream. Dive into Meta‑Wiki and see how global collaboration comes to life ➡️ w.wiki/37o
If Wikipedia is the encyclopedia anyone can edit, Meta‑Wiki is where those editors meet to plan, discuss, and dream. Dive into Meta‑Wiki and see how global collaboration comes to life ➡️ w.wiki/37o
In five Philippine provinces, a digitization project is making local laws and ordinances accessible to anyone with an Internet connection.
Learn how transparency will make laws visible and searchable to all ➡️ w.wiki/FwQw
Learn how transparency will make laws visible and searchable to all ➡️ w.wiki/FwQw
November 7, 2025 at 1:25 PM
In five Philippine provinces, a digitization project is making local laws and ordinances accessible to anyone with an Internet connection.
Learn how transparency will make laws visible and searchable to all ➡️ w.wiki/FwQw
Learn how transparency will make laws visible and searchable to all ➡️ w.wiki/FwQw
User:Wadakuramon, librarian and Wikipedia enthusiast with a knack for writing and translating content, hopes to inspire others to join the Wikimedia movement.
Learn why ➡️ w.wiki/FwQW
Learn why ➡️ w.wiki/FwQW
November 6, 2025 at 2:42 PM
User:Wadakuramon, librarian and Wikipedia enthusiast with a knack for writing and translating content, hopes to inspire others to join the Wikimedia movement.
Learn why ➡️ w.wiki/FwQW
Learn why ➡️ w.wiki/FwQW
Amid misinformation, Wikipedia's volunteer community stands out. Editors uphold neutrality, verify sources, and log every edit.
Without corporate ads, its scale and transparent governance make it a beacon of trust. Learn more ➡️ w.wiki/7zfT
Without corporate ads, its scale and transparent governance make it a beacon of trust. Learn more ➡️ w.wiki/7zfT
November 5, 2025 at 7:06 PM
Amid misinformation, Wikipedia's volunteer community stands out. Editors uphold neutrality, verify sources, and log every edit.
Without corporate ads, its scale and transparent governance make it a beacon of trust. Learn more ➡️ w.wiki/7zfT
Without corporate ads, its scale and transparent governance make it a beacon of trust. Learn more ➡️ w.wiki/7zfT
After Paris 2026, Wikimania will head to South America in 2027 🌎
Wikimania Santiago will take place in mid-2027, with exact dates to be announced next year. It will be the third time the event is held in Latin America, following Buenos Aires in 2009 and Mexico City in 2015. Learn more ➡️ w.wiki/FwD9
Wikimania Santiago will take place in mid-2027, with exact dates to be announced next year. It will be the third time the event is held in Latin America, following Buenos Aires in 2009 and Mexico City in 2015. Learn more ➡️ w.wiki/FwD9
November 4, 2025 at 3:48 PM
After Paris 2026, Wikimania will head to South America in 2027 🌎
Wikimania Santiago will take place in mid-2027, with exact dates to be announced next year. It will be the third time the event is held in Latin America, following Buenos Aires in 2009 and Mexico City in 2015. Learn more ➡️ w.wiki/FwD9
Wikimania Santiago will take place in mid-2027, with exact dates to be announced next year. It will be the third time the event is held in Latin America, following Buenos Aires in 2009 and Mexico City in 2015. Learn more ➡️ w.wiki/FwD9
Pop hits and @wikipedia.org articles are complementary, offering tunes and facts that paint a picture of artistic invention and public reception.
In this essay by Stephen Harrison, learn how editors keep #1 hits in rotation, ready for fans' discovery ➡️ www.stephenharrison.com/p/the-surpri...
In this essay by Stephen Harrison, learn how editors keep #1 hits in rotation, ready for fans' discovery ➡️ www.stephenharrison.com/p/the-surpri...
!["As [KPop Demon Hunters] took off in popular culture, becoming Netflix’s most-watched film, the Wikipedia page followed suit. If that’s how it works for a movie musical in 2025, does the same dynamic apply to historical pop songs?" Quote by Stephen Harrison, 10 September 2025.](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:vwdzejaw4wkxh2wvkjlcubal/bafkreierlesihxxnoqnazz75sofikixcaztuoffqakk2sbwcqo2n5xpqtm@jpeg)
October 31, 2025 at 3:39 PM
Pop hits and @wikipedia.org articles are complementary, offering tunes and facts that paint a picture of artistic invention and public reception.
In this essay by Stephen Harrison, learn how editors keep #1 hits in rotation, ready for fans' discovery ➡️ www.stephenharrison.com/p/the-surpri...
In this essay by Stephen Harrison, learn how editors keep #1 hits in rotation, ready for fans' discovery ➡️ www.stephenharrison.com/p/the-surpri...
Wikidata has been recognized as a digital public good by the Digital Public Goods Alliance (DPGA) 🎉
Learn how Wikidata, which houses over 1.6 billion facts, advances education, innovation, and public institutions ➡️ wikimediafoundation.org/news/2025/10...
Learn how Wikidata, which houses over 1.6 billion facts, advances education, innovation, and public institutions ➡️ wikimediafoundation.org/news/2025/10...
October 29, 2025 at 6:24 PM
Wikidata has been recognized as a digital public good by the Digital Public Goods Alliance (DPGA) 🎉
Learn how Wikidata, which houses over 1.6 billion facts, advances education, innovation, and public institutions ➡️ wikimediafoundation.org/news/2025/10...
Learn how Wikidata, which houses over 1.6 billion facts, advances education, innovation, and public institutions ➡️ wikimediafoundation.org/news/2025/10...
Happy 13th birthday, Wikidata!
Facts do not live in isolation; they form a web of connections that shape understanding. Thirteen years ago, Wikidata was created to store and link facts across Wikipedia and its sister projects. ➡️ w.wiki/Jg
Facts do not live in isolation; they form a web of connections that shape understanding. Thirteen years ago, Wikidata was created to store and link facts across Wikipedia and its sister projects. ➡️ w.wiki/Jg
October 29, 2025 at 11:24 AM
Happy 13th birthday, Wikidata!
Facts do not live in isolation; they form a web of connections that shape understanding. Thirteen years ago, Wikidata was created to store and link facts across Wikipedia and its sister projects. ➡️ w.wiki/Jg
Facts do not live in isolation; they form a web of connections that shape understanding. Thirteen years ago, Wikidata was created to store and link facts across Wikipedia and its sister projects. ➡️ w.wiki/Jg
Transparency makes @wikipedia.org one of the most trusted sources of information on the internet.
From History tabs tracking every edit to Talk pages revealing editors’ discussions, Wikipedia runs on consensus decision-making that is visible to everyone.
Learn more ➡️ medium.com/freely-shari...
From History tabs tracking every edit to Talk pages revealing editors’ discussions, Wikipedia runs on consensus decision-making that is visible to everyone.
Learn more ➡️ medium.com/freely-shari...
October 28, 2025 at 2:55 PM
Transparency makes @wikipedia.org one of the most trusted sources of information on the internet.
From History tabs tracking every edit to Talk pages revealing editors’ discussions, Wikipedia runs on consensus decision-making that is visible to everyone.
Learn more ➡️ medium.com/freely-shari...
From History tabs tracking every edit to Talk pages revealing editors’ discussions, Wikipedia runs on consensus decision-making that is visible to everyone.
Learn more ➡️ medium.com/freely-shari...
What does public policy have to do with free knowledge? A lot more than you might think.
The Wikimedia Foundation works globally to support laws and policies that protect and promote access to knowledge online and human rights.
Learn more with our Global Advocacy team ➡️ mailchi.mp/wikimedia/gl...
The Wikimedia Foundation works globally to support laws and policies that protect and promote access to knowledge online and human rights.
Learn more with our Global Advocacy team ➡️ mailchi.mp/wikimedia/gl...
October 27, 2025 at 1:37 PM
What does public policy have to do with free knowledge? A lot more than you might think.
The Wikimedia Foundation works globally to support laws and policies that protect and promote access to knowledge online and human rights.
Learn more with our Global Advocacy team ➡️ mailchi.mp/wikimedia/gl...
The Wikimedia Foundation works globally to support laws and policies that protect and promote access to knowledge online and human rights.
Learn more with our Global Advocacy team ➡️ mailchi.mp/wikimedia/gl...
Congratulations Buginese Wikipedia!
The Basa Ugi edition celebrates 20 years of preserving and promoting the Buginese language online. Volunteers created a digital home for four million speakers.
Discover the Buginese language community ➡️ w.wiki/FUnM
The Basa Ugi edition celebrates 20 years of preserving and promoting the Buginese language online. Volunteers created a digital home for four million speakers.
Discover the Buginese language community ➡️ w.wiki/FUnM
October 24, 2025 at 1:13 PM
Congratulations Buginese Wikipedia!
The Basa Ugi edition celebrates 20 years of preserving and promoting the Buginese language online. Volunteers created a digital home for four million speakers.
Discover the Buginese language community ➡️ w.wiki/FUnM
The Basa Ugi edition celebrates 20 years of preserving and promoting the Buginese language online. Volunteers created a digital home for four million speakers.
Discover the Buginese language community ➡️ w.wiki/FUnM
Editing connects novices to a supportive community and shows that even experts benefit from collaboration. Open a wormhole to more knowledge ➡️ www.aps.org/apsnews/2025... (3/3)
October 23, 2025 at 2:20 PM
Editing connects novices to a supportive community and shows that even experts benefit from collaboration. Open a wormhole to more knowledge ➡️ www.aps.org/apsnews/2025... (3/3)
Participants identify gaps in physics content, improve articles, and collaborate with seasoned editors.
Professors weave Wikipedia editing into coursework to teach critical source evaluation and public communication. (2/3)
Professors weave Wikipedia editing into coursework to teach critical source evaluation and public communication. (2/3)
October 23, 2025 at 2:20 PM
Participants identify gaps in physics content, improve articles, and collaborate with seasoned editors.
Professors weave Wikipedia editing into coursework to teach critical source evaluation and public communication. (2/3)
Professors weave Wikipedia editing into coursework to teach critical source evaluation and public communication. (2/3)
The Advancing Physics Wikipedia Education Program turns physicists, students, and professionals into Wiki Scientists.
They swap chalkboards for edit windows, learning research skills, proper citations, and community norms that bring science to life online. 🧵⬇️ (1/3)
They swap chalkboards for edit windows, learning research skills, proper citations, and community norms that bring science to life online. 🧵⬇️ (1/3)
October 23, 2025 at 2:20 PM
The Advancing Physics Wikipedia Education Program turns physicists, students, and professionals into Wiki Scientists.
They swap chalkboards for edit windows, learning research skills, proper citations, and community norms that bring science to life online. 🧵⬇️ (1/3)
They swap chalkboards for edit windows, learning research skills, proper citations, and community norms that bring science to life online. 🧵⬇️ (1/3)
Bolivian legends are coming to life on Wikipedia! Wikimedistas de Bolivia and University for Development and Innovation students illustrated myths of Jichi and Chancho Verde, turning oral stories into visual articles that share culture, lessons, and cosmovision with the world. Explore ➡️ w.wiki/FXJ6
October 22, 2025 at 1:19 PM
Bolivian legends are coming to life on Wikipedia! Wikimedistas de Bolivia and University for Development and Innovation students illustrated myths of Jichi and Chancho Verde, turning oral stories into visual articles that share culture, lessons, and cosmovision with the world. Explore ➡️ w.wiki/FXJ6
The 800-page Second Austrian Climate Report (AAR2) is now more accessible thanks to Wikimedia Austria.
Open licensing and a Wikimedian in Residence helped bring key findings to Wikipedia, Commons, and Wikidata, connecting climate science to everyday life.
Read more ➡️ w.wiki/FXHt
Open licensing and a Wikimedian in Residence helped bring key findings to Wikipedia, Commons, and Wikidata, connecting climate science to everyday life.
Read more ➡️ w.wiki/FXHt
October 21, 2025 at 1:26 PM
The 800-page Second Austrian Climate Report (AAR2) is now more accessible thanks to Wikimedia Austria.
Open licensing and a Wikimedian in Residence helped bring key findings to Wikipedia, Commons, and Wikidata, connecting climate science to everyday life.
Read more ➡️ w.wiki/FXHt
Open licensing and a Wikimedian in Residence helped bring key findings to Wikipedia, Commons, and Wikidata, connecting climate science to everyday life.
Read more ➡️ w.wiki/FXHt
At WikiCon Brasil 2025, WikiProject Hearing Health showed how Wikimedia projects help close global gaps in hearing health knowledge, from online courses to campaigns like Wiki4WorldHearingDay.
Learn more ➡️ w.wiki/FXHd
Learn more ➡️ w.wiki/FXHd
October 20, 2025 at 1:23 PM
At WikiCon Brasil 2025, WikiProject Hearing Health showed how Wikimedia projects help close global gaps in hearing health knowledge, from online courses to campaigns like Wiki4WorldHearingDay.
Learn more ➡️ w.wiki/FXHd
Learn more ➡️ w.wiki/FXHd
Fifteen years ago, a digital doorway opened for the Banjar language.
Banjar Wikipedia, launched on 17 October 2010, gives speakers a place to read and share knowledge in their mother tongue. Volunteers keep the language thriving online.
Learn more ➡️ w.wiki/FUnE
Banjar Wikipedia, launched on 17 October 2010, gives speakers a place to read and share knowledge in their mother tongue. Volunteers keep the language thriving online.
Learn more ➡️ w.wiki/FUnE
October 17, 2025 at 1:31 PM
Fifteen years ago, a digital doorway opened for the Banjar language.
Banjar Wikipedia, launched on 17 October 2010, gives speakers a place to read and share knowledge in their mother tongue. Volunteers keep the language thriving online.
Learn more ➡️ w.wiki/FUnE
Banjar Wikipedia, launched on 17 October 2010, gives speakers a place to read and share knowledge in their mother tongue. Volunteers keep the language thriving online.
Learn more ➡️ w.wiki/FUnE
Transparency is a cornerstone of the Wikimedia movement.
Twice a year, we release a Transparency Report documenting the requests we receive to alter or remove content from Wikimedia projects and to provide nonpublic information about users.
Read ➡️ wikimediafoundation.org/who-we-are/t...
Twice a year, we release a Transparency Report documenting the requests we receive to alter or remove content from Wikimedia projects and to provide nonpublic information about users.
Read ➡️ wikimediafoundation.org/who-we-are/t...
October 16, 2025 at 1:30 PM
Transparency is a cornerstone of the Wikimedia movement.
Twice a year, we release a Transparency Report documenting the requests we receive to alter or remove content from Wikimedia projects and to provide nonpublic information about users.
Read ➡️ wikimediafoundation.org/who-we-are/t...
Twice a year, we release a Transparency Report documenting the requests we receive to alter or remove content from Wikimedia projects and to provide nonpublic information about users.
Read ➡️ wikimediafoundation.org/who-we-are/t...
A recent feature explores the volunteer work behind Wikipedia’s medical content, exemplified by 2021 Wikimedian of the Year Dr. Netha Hussain. Read it ➡️ healthbusiness.co.ke/9255/how-hea... (2/2)
October 15, 2025 at 1:43 PM
A recent feature explores the volunteer work behind Wikipedia’s medical content, exemplified by 2021 Wikimedian of the Year Dr. Netha Hussain. Read it ➡️ healthbusiness.co.ke/9255/how-hea... (2/2)
Readers around the world turn to Wikipedia for health information — from pregnancy to stroke to regional health challenges. But how do those pages get written, and who ensures they are reliable? 🧵⬇️ (1/2)
October 15, 2025 at 1:43 PM
Readers around the world turn to Wikipedia for health information — from pregnancy to stroke to regional health challenges. But how do those pages get written, and who ensures they are reliable? 🧵⬇️ (1/2)
By turning private collections into shared knowledge on Wikimedia Commons, volunteers show how personal memories can enrich public history.
Discover the project ➡️ w.wiki/FLhj (2/2)
Discover the project ➡️ w.wiki/FLhj (2/2)
October 14, 2025 at 2:33 PM
By turning private collections into shared knowledge on Wikimedia Commons, volunteers show how personal memories can enrich public history.
Discover the project ➡️ w.wiki/FLhj (2/2)
Discover the project ➡️ w.wiki/FLhj (2/2)
Every shoebox of photos and stack of letters holds a fragment of history. Wikimedistas de Bolivia digitizes family-held archives to preserve cultural memory, especially works by artists, musicians, and writers. 🧵⬇️ (1/2)
October 14, 2025 at 2:33 PM
Every shoebox of photos and stack of letters holds a fragment of history. Wikimedistas de Bolivia digitizes family-held archives to preserve cultural memory, especially works by artists, musicians, and writers. 🧵⬇️ (1/2)
Is it bad to be called a “dive bar” on Wikipedia? The Merrimaker in Los Osos, California (US), became the representative image of a dive bar on Wikipedia thanks to its unpretentious ambiance and well‑worn decor. Locals embrace the free advertising. 🧵⬇️ (1/2)
October 13, 2025 at 1:31 PM
Is it bad to be called a “dive bar” on Wikipedia? The Merrimaker in Los Osos, California (US), became the representative image of a dive bar on Wikipedia thanks to its unpretentious ambiance and well‑worn decor. Locals embrace the free advertising. 🧵⬇️ (1/2)
This work reduces stigma and bridges gaps in health knowledge, reminding us that accurate information and compassion are crucial. While mental healthcare is best left to a professional, Wikipedia is a great place to start reading science-backed insights on mental health ➡️ w.wiki/FcU8
October 10, 2025 at 1:36 PM
This work reduces stigma and bridges gaps in health knowledge, reminding us that accurate information and compassion are crucial. While mental healthcare is best left to a professional, Wikipedia is a great place to start reading science-backed insights on mental health ➡️ w.wiki/FcU8