Enyo the greek godess of war and destruction.
Watch her play live at Lichess
H1 indexed: white king = 3, black king = 59 A B C D E F G H +------------------------+ 8 63 | ♖ ♘ ♗ ♕ ♔ ♗ ♘ ♖ | 56 7 55 | ♙ ♙ ♙ ♙ ♙ ♙ ♙ ♙ | 48 6 47 | - - - - - - - - | 40 5 39 | - - - - - - - - | 32 4 31 | - - - - - - - - | 24 3 23 | - - - - - - - - | 16 2 15 | ♟ ♟ ♟ ♟ ♟ ♟ ♟ ♟ | 8 1 7 | ♜ ♞ ♝ ♛ ♚ ♝ ♞ ♜ | 0 +------------------------+ 7 6 5 4 3 2 1 0Bitboards
Magic Bitboards
perft:
echo 'position fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -\nbench depth 5\nquit' | ./build/enyoNegamax
Quiescence
Iterative Deepening
Transposition Table
Aspiration Windows
Reverse Futility Pruning
Razoring
Null Move Pruning
FutilityPruning
Killer Heuristic
... NNUE
Fathom
Bluefever Software: Chess Engine In C Vice
Chess Programming BBC
* Stockfish
* Smallbrain
* Various open source engines.