GUI to play Othello against Fairy-Stockfish

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

A strong Lichess Bot made in js that can be deployed to Heroku

Documentation of experiments and ideas about knowledge discovery for chess variants

Minimalistic chess variant GUI for Fairy-Stockfish, superseded by fairyground

A highly customizable way to play chess in your terminal. Play online (via Lichess.org) and offline against the Fairy-Stockfish engine. All Lichess variants are supported.

MCTS/UCT search for chess variants

distributed chess variant engine testing

Calculate game statistics for chess variants

Fairy-Stockfish PGN viewer in the browser

CECP/xboard variant engine matches (e.g., for bughouse)

Demo frontend for Fairy-Stockfish running with WebAssembly

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

Fairy-Stockfish organization readme

chess variant NNUE training code for Fairy-Stockfish

EPD opening book generation and filtering for chess and chess variants

variant-agnostic UCI chess variant engine matches

Fairy-Stockfish website

Fairy-Stockfish releases with built-in NNUE (neural network) for Xiangqi, Janggi, and Makruk

playground for Fairy-Stockfish in the browser