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Editor's choice: best engine for chess analysis.


Cfish: Updated December, 2 2018


- Changelog: Updated to "Replace the PassedDanger array by an equation".


CFish, a port of Stockfish written in plain C by Ronald de Man, first published on GitHub in July 2016. Possibly inspired by the asmFish project to speed up Stockfish using a programming language closer to the machine, the purpose of CFish is to explore possible optimization issues of C versus C++ compilers.


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Maximize its strength by using my opening book Goi.


WARNING: use the NUMA executables ONLY if you have a multi-processor machine.


For example:

dual processor machine


syzygy1's GitHub page.


Cfish standard single processor benchmark: