Chess

Chess-related stuff in Raku

PGN Grammar

use Chess::PGN;
say Chess::PGN.parse: "1. f3 e5 2. g4?? Qh4#";

FEN Grammar

use Chess::FEN;
say Chess::FEN.parse('rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1');

See the wikipedia article about FEN for more information.

General utilities

Displaying a chess position

use Chess;
show Chess::startpos;

This requires :

• an internet connection (to access the lichess API);
• Kitty, or any terminal supporting its graphics protocol
• wget
• ImageMagick
• GNU's coreutils (for basenc)

TODO

• implement rules of the game
• interface Stockfish
• make Board image internally, not relying on lichess
• opening and tactics trainer
• game database management
• translate Chess.js