dartchess

Description:

dartchess

Chess and chess variant rules written in dart for native platforms (does not support web).
Features #

Completely immutable Position class
Read and write FEN
Read and write SAN
Chess rules:

move making
legal moves generation
game end and outcome
insufficient material
setup validation


Chess960 support
Chess variants: Antichess, Atomic, Crazyhouse, KingOfTheHill, ThreeCheck
PGN parser and writer
Bitboards
Attacks and rays using hyperbola quintessence

Example #
import 'package:dartchess/dartchess.dart';

final pos = Chess.fromSetup(Setup.parseFen('r1bqkbnr/ppp2Qpp/2np4/4p3/2B1P3/8/PPPP1PPP/RNB1K1NR b KQkq - 0 4'));
assert(pos.isCheckmate == true);
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Additional information #
This package was heavily inspired from:

https://github.com/niklasf/chessops
https://github.com/niklasf/shakmaty