← DEEPLINETrain
Practice what actually costs you.
Training is generated from your flagged mistakes — not a generic tactics ladder.
Puzzles that fit
Generated from your flagged mistakes and graded by real human solve-rates, not engine depth.
fork · rated 1340 · 9% of your level solve it
Opening drills
Pick a line and play it — you’re corrected the moment you leave book, with the why, not just the what.
Spar The Human
A bot that samples its moves from a model of real players at your rating — real openings, real plans, real occasional slips.