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  1. Wikipedia, the free encyclopedia

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

  2. Wikipedia - Wikipedia

    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 …

  3. Wiki | Definition & Facts | Britannica

    Nov 17, 2025 · wiki, website that can be modified or contributed to by users. Wikis can be dated to 1995, when American computer programmer Ward Cunningham created a new collaborative technology for …

  4. English Wikipedia - Meta-Wiki

    Nov 6, 2025 · The English Wikipedia, also abbreviated as en-WP, or simply enwiki, is the English-language version of Wikipedia. It is the original Wikipedia, and although the project has since …

  5. Wiki - Wikipedia

    "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."

  6. Wikipedia | Definition, Encyclopedia, History, & Facts | Britannica

    4 days ago · Wikipedia uses collaborative software known as a wiki that facilitates the creation and development of articles. Although some highly publicized problems have called attention to Wikipedia …

  7. WIKI Definition & Meaning - Merriam-Webster

    The software, whose name is based on a Hawaiian term for "quick," allows website visitors to contribute content to its pages and comment on and make changes to information posted by others. A site …

  8. Wikipedia - Simple English Wikipedia, the free encyclopedia

    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 …

  9. Wiki - Simple English Wikipedia, the free encyclopedia

    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. Wikis are …

  10. Wikipedia

    Wikidata Free knowledge base Wikiversity Free course materials Wikiquote Free quote compendium MediaWiki Free & open wiki application Wikisource Free library Wikispecies Free species directory …