Alternatives to OpenCyc for all platforms with any license




Web / Online

Indie / Classic

Other Platforms

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    Freebase is a free, knowledge graph with millions of people, places, and things. Freebase contains tens of millions of topics...

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    SWI Prolog

    SWI-Prolog offers a comprehensive Free Software Prolog environment for programming software that does logical reasoning. Together with...

    Open Source Mac Windows Linux

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    Free Personal Web / Cloud Android iPhone

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