Clockwork dev-20260506 - new version chess engine (Windows and Linux)

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Clockwork - UCI chess Engine
Author: The Clockwork team

This is the latest version of the Clockwork engine. It is currently competing in the qualifying rounds of the TOP-64 Chess Engine League, where it scored 5.5/11 in the February 2026 edition. Although subsequent versions are getting stronger, the next edition in March 2026 is expected to be more successful.

Clockwork dev-20260506 what's new?

Fix order of checks for tt_data optional in singular extension (#397)

Nonfunctional due to second check, but still logically sound-er than what we had before.
Bench: 14793132


Clockwork dev-20260506 download

To deliver high-precision engine comparisons, my hardware runs 24/7. This project relies on the support of the chess community to stay sustainable. If you appreciate the "under the hood" work I do here, a small PayPal donation goes a long way in keeping the servers humming and the data flowing.





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