Wikipedia is written by volunteer editors and hosted by the Wikimedia Foundation, a non-profit organization that also hosts a range of other volunteer projects:

Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

A uniform resource locator (URL), colloquially known as web address, [6] is a reference to a resource on the World Wide Web. A URL specifies the location of a resource on a computer …

Wikipedia is the largest and most-read reference work in history. [2][3] Initially available only in English, Wikipedia exists in over 340 languages and is the world's ninth most visited website.

English Wikipedia's URLs begin https://en.wikipedia.org/. That address on its own is redirected to the Main Page. The page name may include a namespace prefix (such as "Help:" in this page).

The English Wikipedia is the primary [a] English-language edition of Wikipedia, an online encyclopedia. It was created by Jimmy Wales and Larry Sanger on 15 January 2001, as …

The Wikipedia HomePage was initially at www.wikipedia.com. This became www.wikipedia.org in June 2003 with the founding of the Wikimedia Foundation and then on 10 January 2005 this …

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 …

A shorter form, called a ("relative") URL, is used when a computer could correctly fill in the full ("absolute") URL from context. For example, of /wiki/URL only works for a link on Wikipedia to …

4 days ago · A URL starting with www.wikipedia.org redirects to the corresponding one starting with en; only www.wikipedia.org itself leads to a portal page instead of the main page of the …