Alternatives to Citizendium for Windows with any license

Platforms

Show 18 less popular platforms
  • Encyclopædia Britannica icon

    Encyclopædia Britannica

    The Encyclopædia Britannica is a general English-language encyclopaedia published by Encyclopædia Britannica, Inc., a privately-held company. The articles in...

    Commercial Mac Windows Web

    No features added Add a feature
  • Dixio icon

    Dixio

    Dixio is the solution for all those who care about their language Who want to learn more and enrich their vocabulary: when you receive a presentation or prepare a...

    Freemium Windows Web Android iPhone iPad

    No features added Add a feature
  • Alchetron icon

    Alchetron

    Alchetron.com is a free social encyclopedia for world where you can create, organize and learn easily using topics. With Alchetron you can search & share...

    Free Mac Windows Linux Web Android Chrome OS Android Tablet

  • Oppia icon

    Oppia

    Oppia is a free, open-source learning platform. Full of interactive activities called 'explorations', Oppia helps curious minds learn and teach.

    Free Open Source Mac Windows Linux Web Self-Hosted

    No features added Add a feature
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