Wikidata Free knowledge base Wikiversity Free learning resources Wikiquote Free quote compendium MediaWiki Free & open wiki software Wikisource Free content library Wikispecies Free species …

A wiki is software that allows users to easily create, edit, and link pages together. Wikis are often used to create collaborative websites and to power community websites.

In 2003, economics PhD student Andrea Ciffolilli argued that the low transaction costs of participating in a wiki created a catalyst for collaborative development, and that features such as allowing easy …

"A wiki invites all users—not just experts—to edit any page or to create new pages within the wiki website, using only a standard 'plain-vanilla' Web browser without any extra add-ons."

Official website English Wikipedia on Meta-Wiki Categories: English Wikipedia Wikipedias in Germanic languages Encyclopedias in English Global culture Internet properties established in 2001 2001 …

Wikipedia's name is a combination of two words, wiki and encyclopedia.[3] Wikipedia was started on January 9, 2001, by Jimmy Wales and Larry Sanger as part of an earlier online encyclopedia named …

Overview Every wiki can be changed, or edited, by anyone who has an account on the wiki, or by everyone in the world if the wiki allows it. Some important pages can only be changed by certain …

Commons Free media repository MediaWiki Wiki software development Meta-Wiki Wikimedia project coordination Wikibooks Free textbooks and manuals Wikidata Free knowledge base

You deserve an explanation, so please don't skip this 1-minute read. It's Tuesday, December 9. Our fundraiser will soon be over, but we're short of our goal. If you've lost count of how many times …

Retrieved December 10, 2025. "Simple English Wikipedia – Meta". meta.wikimedia.org. Archived from the original on November 29, 2021. Retrieved November 23, 2021. Wikimedia list of Wikipedias and …