Sayuri

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Sayuri Logo [1]

Sayuri,
an UCI compliant open source chess engine under the MIT License, written by Hironori Ishibashi in C++11, first published in 2013 [2]. Sayuri has an embedded LISP interpreter dubbed Sayulisp, which can generate and operate the chess engine, and customize search algorithms and evaluation weights [3].

Features

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Board Representation

Sayuri is a bitboard engine and determines sliding piece attacks using rotated bitboards indexed by square , 8-bit line occupancy and {0,45,90,135}-rotation - no outer square optimization for 4-fold denser tables applied.

Search

Evaluation

Forum Posts

External Links

Chess Engine

Misc

References

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