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Open Content Encyclopedias

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    See also:
      Citizendium Citizendium - Wiki with stricter editing rules and obligatory disclosure of editor's real names.
      Connected: An Internet Encyclopedia Connected: An Internet Encyclopedia - The engineering, theoretical concepts, and organizations of the Internet (freely distributable).
      Cunnan Cunnan - An encyclopedia for reenactors of the Middle Ages and Renaissance period with a heavy slant towards members of the Society for Creative Anachronism.
      dKosopedia dKosopedia - A collaborative project of the DailyKos community to build a political encyclopedia.
      Everything2 Everything2 - An extensively hyperlinked collection of facts, ideas, notes and humor to which anyone can add.
      Memory Alpha Memory Alpha - A peer edited Star Trek encyclopedia.
      Musipedia Musipedia - A collaborative music encyclopedia. Contains melodies and musical themes from classical, popular, and folk music. Can be searched based on the melody alone, either by playing it on a keyboard, whistling or singing, or by entering the melodic contour as Parsons Code.
      Open Site Open Site - A volunteer-run open content encyclopedia.
      PlanetMath PlanetMath - Collaborative, peer-reviewed mathematics encyclopedia with TeX input, inspired by MathWorld (GNU Free Documentation License).
      Plastics Wiki Plastics Wiki - Wiki-based website dedicated to plastics technology, polymer materials, equipment and other things related to polymers and plastics.
      SourceWatch SourceWatch - A directory of people, organizations and issues shaping the public agenda. It catalogs PR firms, activist groups and government agencies as well as the criticisms that are made of these groups from different perspectives.
      Technomanifestos Network Technomanifestos Network - Collaborative resource on the history of computing and the Internet (GNU Free Documentation License), and the online companion to the book Technomanifestos.
      Wikipedia Article - Nupedia Wikipedia Article - Nupedia - Nupedia was a public peer-reviewed general encyclopedia created by volunteer scholars, with resources for readers and contributors (GNU Free Documentation License). It can be considered to be Wikipedia's direct ancestor.
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