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

Wikipedia - Wikipedia

Wir sind der gemeinnnützige Verein hinter der Wikipedia und unterstützen die Ehrenamtlichen, sichern und entwickeln die technische Infrastruktur und setzen uns für den freien Zugang zu Wissen ein.

Wikipedia, free Internet-based encyclopedia, started in 2001, that operates under an open-source management style. It is overseen by the nonprofit Wikimedia Foundation. Wikipedia uses collaborative software known as a wiki that facilitates the creation and development of articles.

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:

wolnej encyklopedii, którą każdy może redagować. 1 703 873 artykuły, w tym 5517 wyróżnionych

Wikipédia L'encyclopédie libre que vous pouvez améliorer Accueil de la communauté Comment contribuer ? Portails thématiques Principes fondateurs Sommaire de l'aide Poser une question

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 Wikipedia's first edition.

Boas-vindas à Wikipédia, a enciclopédia livre que todos podem editar.

Wikipedia is a free online encyclopedia that anyone can edit, and millions already have. Wikipedia's purpose is to present information on all branches of knowledge.