Stockfish (@stockfishchess.org)

Stockfish

@stockfishchess.org

Free, open-source, and cross-platform chess engine, trusted by grandmasters and leading chess platforms worldwide. https://stockfishchess.org/

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Stockfish

@stockfishchess.org

5 Sept

Stockfish 19 is here! Stronger, smaller, and easier to run, thanks to an upgraded network architecture, universal binaries, and more! stockfishchess.org/blog/2026/st...

stockfishchess.orgStockfish 19Stronger, smaller, and easier to run, thanks to an upgraded network architecture, universal binaries, and more!

Stockfish

@stockfishchess.org

31 Jan

Stockfish 18 is here! Much stronger, with next-generation threat-input network, shared memory for high-concurrency analysis, a refined search algorithm, and much more! stockfishchess.org/blog/2026/st...

stockfishchess.orgStockfish 18Stockfish is a free, open-source, and cross-platform chess engine, trusted by grandmasters and leading chess platforms worldwide.

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