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

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:

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 …

Dec 6, 2025 · 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 …

Aug 24, 2020 · By replacing "en" with the code for another language, you can reach the Main Page of the wikipedia in that language, if it exists. For example, replacing "mr" in place of "en" …

Less than 2% of our readers donate, so if you have given in the past and Wikipedia still provides you with $2.75 worth of knowledge, donate today. If you are undecided, remember any …

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 January 15, 2001, as …

Wikipedia[c] is a free online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki. Founded …

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).

Wikipedia is a free content online encyclopedia website in 344 languages of the world in which 342 languages are currently active and 14 are closed. It is written and maintained by a …