In addition to Wikipedia, the non-profit Wikimedia Foundation (wikimediafoundation.org) supports several multilingual sister projects, including Wiktionary (a dictionary and thesaurus at wiktionary.org), Wikiquote (a compendium of famous quotations at wikiquote.org), Wikibooks (a collection of manuals and textbooks at wikibooks.org), and Wikisource (a repository of public domain documents at wikisource.org).
Nieft Wikipedia ënnerstetzt d'Wikimedia Foundation (WEB ) nach eng Partie aner multisproocheg Duechterprojeten: Wiktionary (en Dictionnaire an Thesaurus op wiktionary.org), Wikiquote, (eng Sammlung vun Zitater op wikiquote.org), Wikibooks, (eng Sammlung vun e-books, notamment fir Studenten op wikibooks.org), a Wikisource (Texter a Bicher aus dem Domaine public op wikisource.org).