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

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

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 …

"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."

Wikipedia is a free online encyclopedia that allows users to edit and create articles collaboratively in multiple languages.

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

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 …

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

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 users.

Wikipedia is a free online encyclopedia that anyone can edit, and millions already have. Wikipedia's purpose is to benefit readers by presenting information on all branches of …