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About this site

PracticeTap Chess is a set of free tools for anyone who wants to play chess and checkers better.

Chess analysis is powered by Stockfish 19, a free open-source engine (GNU GPL v3; source code: github.com/nmrugg/stockfish.js, licence text: COPYING.txt). The Russian checkers engine was written specifically for this site.

All calculations run in your browser with no sign-up. Chess piece images: Cburnett, Wikimedia Commons, CC BY-SA 3.0.

Contact: dester1310@gmail.com.