Wikipedia is a free-content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the use of the wiki-based editing system MediaWiki. Wikipedia is the largest and most-read reference work in history.
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 knowledge . Hosted by the Wikimedia Foundation , it consists of freely editable content, whose articles also have numerous links to guide readers to more information.
Wikipedia ( pronunciation (help·info)) is a free online encyclopedia website in 336 languages of the world. 324 languages are currently active and 12 are closed. People can freely use it, share it, and change it, without having to pay. It is also one of the biggest wiki organizations.
In 2005, Wikipedia became the most popular reference website on the Internet, according to Hitwise, with English Wikipedia alone exceeding 750,000 articles. Wikipedia's first multilingual and subject portals were established in 2005.
The English Wikipedia is the English language edition of the Wikipedia online encyclopedia. English is the first language in which Wikipedia was written. It was started on 15 January 2001. It is the largest encyclopedia in the world, and the largest version of Wikipedia since April 2019. 
Welcome to Wikipedia, the free encyclopedia! What is Wikipedia? Wikipedia is an encyclopedia that is written by many of its readers. It is a special type of website called a wiki, that makes working together easy. Many people are always improving Wikipedia, making many changes every day.
Wikipedias are places where people work together to write encyclopedias in different languages. We use Simple English words and grammar here. The Simple English Wikipedia is for everyone, such as children and adults who are learning English. There are 248,317 articles on the Simple English Wikipedia. All of the pages are free to use.