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Stockfish

A free and strong UCI chess engine
README.md

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  1. Stockfish Public

    A free and strong UCI chess engine

    C++ 13.6k 2.6k

  2. fishtest Public

    The Stockfish testing framework

    Python 311 137

  3. nnue-pytorch Public

    Stockfish NNUE (Chess evaluation) trainer in Pytorch

    Python 414 113

  4. WDL_model Public

    Fit a chess Win-Draw-Loss model from played games

    Python 29 15

  5. stockfish-web Public

    Website for stockfishchess.org

    SCSS 20 15

Repositories

Showing 10 of 11 repositories
  • fishtest Public

    The Stockfish testing framework

    Python 311 137 87 30 Updated Aug 25, 2025
  • docs Public
    TypeScript 0 1 0 0 Updated Aug 24, 2025
  • Stockfish Public

    A free and strong UCI chess engine

    C++ 13,632 GPL-3.0 2,593 31 13 Updated Aug 24, 2025
  • stockfish-wiki-bot Public
    JavaScript 1 GPL-3.0 4 0 1 Updated Aug 19, 2025
  • nnue-pytorch Public

    Stockfish NNUE (Chess evaluation) trainer in Pytorch

    Python 414 GPL-3.0 113 18 11 Updated Jul 21, 2025
  • books Public

    Chess books used to develop Stockfish

    Python 171 CC0-1.0 34 1 2 Updated Jun 8, 2025
  • WDL_model Public

    Fit a chess Win-Draw-Loss model from played games

    Python 29 GPL-3.0 15 1 0 Updated May 12, 2025
  • networks Public

    Evaluation networks for Stockfish

    16 CC0-1.0 8 0 0 Updated May 11, 2025
  • stockfish-web Public

    Website for stockfishchess.org

    SCSS 20 MIT 15 1 1 Updated May 11, 2025
  • docker-fishtest Public
    Dockerfile 1 2 0 0 Updated Mar 10, 2025
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