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

Chess variant server

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

strong UCI engine for Makruk (Thai chess, หมากรุก) based on Stockfish; superseded by https://github.com/fairy-stockfish/Fairy-Stockfish

Initialize and update positions of chess variants.

distributed chess variant engine testing

Makruk (Thai chess) library written in Typescript.

Chess variant website

Thai Chess web application by Node.js

FEEN support for the Crystal language.

Initialize and update positions of chess variants.

Initialize and update positions of chess variants.

FEEN support for the Ruby language.