Repositories list

• Stockfish

  Public
  A free and strong UCI chess engine

  chess-enginechesscpp+ 2

  chess-enginechesscppucistockfish

  C++

  •

  GNU General Public License v3.0

  •3k3k forks•16k16k stars•1313 issues•2525 pull requests•Updated Aug 10, 2026Aug 10, 2026

• docs

  Public
  TypeScript

  •44 forks•11 star•00 issues•00 pull requests•Updated Aug 5, 2026Aug 5, 2026

• stockfish-web

  Public
  Website for stockfishchess.org

  websitechess-enginechess+ 3

  websitechess-enginechesshugohugo-sitestockfish

  SCSS

  •

  MIT License

  •2020 forks•2727 stars•11 issue•00 pull requests•Updated Aug 4, 2026Aug 4, 2026

• fishtest

  Public
  The Stockfish testing framework

  Python

  •157157 forks•344344 stars•8989 issues•3535 pull requests•Updated Aug 2, 2026Aug 2, 2026

• nnue-pytorch

  Public
  Stockfish NNUE (Chess evaluation) trainer in Pytorch

  chessdeep-learningpytorch+ 1

  chessdeep-learningpytorchstockfish

  Python

  •

  GNU General Public License v3.0

  •144144 forks•485485 stars•1414 issues•1717 pull requests•Updated Jul 26, 2026Jul 26, 2026

• networks

  Public
  Evaluation networks for Stockfish

  Creative Commons Zero v1.0 Universal

  •1414 forks•2121 stars•00 issues•00 pull requests•Updated Jul 26, 2026Jul 26, 2026

• official-stockfish.github.io

  Public
  HTML

  •11 fork•00 stars•00 issues•00 pull requests•Updated Jul 24, 2026Jul 24, 2026

• docker-fishtest

  Public
  Dockerfile

  •77 forks•44 stars•00 issues•11 pull request•Updated Jul 13, 2026Jul 13, 2026

• stockfish-wiki-bot

  Public
  JavaScript

  •

  GNU General Public License v3.0

  •77 forks•11 star•00 issues•22 pull requests•Updated May 20, 2026May 20, 2026

• books

  Public
  Chess books used to develop Stockfish

  Python

  •

  Creative Commons Zero v1.0 Universal

  •4141 forks•182182 stars•11 issue•44 pull requests•Updated Apr 8, 2026Apr 8, 2026

• WDL_model

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

  Python

  •

  GNU General Public License v3.0

  •1818 forks•3434 stars•11 issue•00 pull requests•Updated Jan 16, 2026Jan 16, 2026

• .github

  Public
  22 forks•11 star•00 issues•00 pull requests•Updated Aug 26, 2023Aug 26, 2023