Lxdovic / Weakfish

Simple Chess artificial intelligence written in JavaScript.

Weakfish

Simple Chess artificial intelligence written in JavaScript.

Makes use of :

• Chessboardjs for the board UI
• Chess.js for move generation/validation, piece placement/movement, and check/checkmate/stalemate detection

Versions, AI strength & methods used

• v(0.1) depth 3 Negamax, α-β Pruning.
• v(0.3) depth 3 Negamax, α-β Pruning, Move ordering.
• v(0.4) depth 3 Negamax, α-β Pruning, Move ordering, Opening book.

Update changes & history

• v(0.4) 13/08/21 > Added game book
• v(0.3) 10/08/21 > Added simple move ordering
• v(0.1) 10/08/21 > First version

Todo list

• Add Iterative deepening
• Add Zobrist hashing and Transposition table
• Improve evaluation speed and accuracy (bishop pair bonus, knight pair malus, endgame positions...)
• Improve move ordering

Looks cool i wanna play it 😍

• You can try to defeat it on https://dev.ludovicdebever.site/weakfish.html