Chess Sanctum
is a minimalist, data-driven toolkit designed to optimize your chess game.
not sure where to start? check our learning roadmap
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Explore openings
Learn the theory behind the most popular chess openings.
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Kings Indian Defense
by vonchess
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London System
by vonchess
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Benko Gambit
by vonchess
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Tactics training
Develop pattern recognition with thousands of puzzles curated for your level.
Casual puzzle mode — play at your own pace
Themed training — pins, forks, skewers & more
Woodpecker method — spaced repetition system