A free and strong UCI chess engine

chess variant engine supporting Xiangqi, Shogi, Janggi, Makruk, S-Chess, Crazyhouse, Bughouse, and many more

Beautiful, powerful chess app for the Mac

WebAssembly port of the strong chess engine Stockfish

The strong open source chess engine Stockfish compiled to JavaScript and WebAssembly using Emscripten

The Stockfish Chess Engine for Flutter.

the most powerful chess engine that wants to draw with you

An R package to analyze chess games with the Stockfish engine

WebAssembly port of the chess variant engine Fairy-Stockfish with NNUE support

EPD opening book generation and filtering for chess and chess variants

The strong open source chess engine Stockfish as a PNaCl module

3D Chess game based on OpenGL and Stockfish using cel-shading

UCI chess playing engine derived from Stockfish and LeelaChess Zero

Stockfish chess engine plugin for Ionic Capacitor.

ChessEngine framework for iOS

A library for probing Stockfish's NNUEs. The code for reading parameters and forward propagation is taken from Stockfish

strong UCI engine for Makruk (Thai chess, หมากรุก) based on Stockfish; superseded by https://github.com/fairy-stockfish/Fairy-Stockfish

UCI chess engine

Stockfish playing Seirawan chess (S-Chess); see https://github.com/ianfab/Fairy-Stockfish for a fork in active development

UCI chess engine derived from Stockfish with added support for for various chess book formats