Wikimedia Foundation in the Yahoo! Directory

Wikimedia Foundation
Dedicated to encouraging the growth, development, and distribution of free, multilingual content, and to providing the full content of these wiki-based projects to the public free of charge.
www.wikimediafoundation.org
Wikipedia
Wikipedia is a free, open content, community-built encyclopedia with thousands of articles on topics from A to Z. Available in dozens of languages.
www.wikipedia.org
MediaWiki
Home of the underlying open source wiki engine that shapes Wikipedia.
www.mediawiki.org
WikiScanner, The [read review]
Search tool that scours Wikipedia for anonymous edits and cross-references them with the IP address they came from.
wikiscanner.virgil.gr
Wikimedia Commons
Provides a central repository for free images, music, sound and video clips, and possibly, texts and spoken texts, used in pages of any Wikimedia project.
commons.wikimedia.org
Wiktionary
Collaboratively produced multilingual dictionary, with meanings and definitions, etymologies, and pronunciations. From the founders of Wikipedia.
www.wiktionary.org
Wikiquote
A user-created online collection of meaningful or memorable quotations in multiple languages. From the makers of Wikipedia.
en.wikiquote.org/wiki/Main_Page
wikirage [read review]
Lists the pages in Wikipedia which are receiving the most edits per unique editor over various periods of time.
www.wikirage.com
Wikibooks
Dedicated to developing and disseminating free, open content textbooks and other classroom texts.
en.wikibooks.org
Meta-Wiki
Support website for Wikimedia Foundation's projects.
meta.wikimedia.org
Wikisource
Repository of source texts in any language which are either in the public domain, or are released under the GNU Free Documentation License.
www.wikisource.org
Wikiversity
Database of free teaching and learning materials divided into various academic schools and departments. A self-service school or university for students of all ages, Wikiversity provides lesson plans for teachers and professors and guidance for the self-taught.
en.wikiversity.org
Wikispecies
An open, free directory of species. Covering the animalia, plantae, fungi, bacteria, archaea, protista, and all other forms of life.
species.wikipedia.org
Wikipedia: Lamest edit wars [read review]
Documenting the occasions that Wikipedians lost their minds and waged fierce edit wars over the pettiest of entries.
en.wikipedia.org/wiki/Wikipedia:Lamest_edit_wars
Wikimedia Fundraising
Use this simple online form to donate to Wikimedia: the foundation that provides us with "free access to all human knowledge," and only asks for a small donation in return.
donate.wikimedia.org