A wiki is essentially a database for creating, browsing, and searching through information. A wiki allows non-linear, evolving, complex, and networked text, while also allowing for editor argument, debate, and interaction regarding the content and formatting.
Wikipedia is the largest and most-read reference work in history.  Launched in 2001, Wikipedia developed by 2006 into the largest encyclopedia in the world,  and has consistently been one of the 10 most popular websites in the world. 
Fandom.com. Pop culture and media franchises. Wiki hosting service, formerly known as Wikia. It is a collection of many encyclopedias, each focusing on different subjects. at least 55,000,000. CC BY-SA 3.0  Fanlore. Fandom. Fandom and transformative works, with a focus on fannish history and activities.
Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
OCLC number. 52075003. Wikipedia(pronunciation (help·info)) is a freeonline encyclopediawebsitein 333 languagesof the world, 322 languages which are currently active and 11 are closed. People can freely use it, share it, and change it, without having to pay. It is also one of the biggest wikiorganizations.
Wikipediasare places where people work together to write encyclopediasin different languages. We use Simple Englishwords and grammarhere. The Simple English Wikipedia is for everyone, such as children and adults who are learning English. There are 230,834 articles on the Simple English Wikipedia.
Wikimedia. Wikimedia is a global movement whose mission is to bring free educational content to the world. Through various projects, chapters, and the support structure of the non-profit Wikimedia Foundation, Wikimedia strives to bring about a world in which every single human being can freely share in the sum of all knowledge.
FANDOM is the fan's voice in entertainment. A place where fans can discuss, find, and share knowledge on any topic. Share everything you know about your passions. Make an edit, start a page, or start a wiki. Find communities that share your fandom. You can edit and add to any wiki, or invite others to yours.
Explore your world, find a quick fact, or dive down a Wikipedia rabbit hole with the official Wikipedia app for iOS. With more than 40 million articles across nearly 300 languages, your favorite free online encyclopedia is at your fingertips.
Internet open source website. 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 organizing information on websites.