Learn from your blunders
Chess puzzles based on your blunders
Learn from your blunders launched on March 31, 2025 with 15 votes, #1,370 of 7,215 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 1 year on.
What it does
We analyse your game openings, missed tactics, repetitive blunders, lost advantages and more to create puzzles that will help you improve your chess skills.
Does a similar job
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ChessieJul 2026 · chessie.nxgntools.com · ▲18Turn your chess mistake & blunders into puzzles instantly
Blunderchess.net – blunder for your opponent every five moves2025 · blunderchess.net · ▲126blunderchess.net is an open source, peer-to-peer chess app where every five moves, players each get to make one blunder-move for their opponent

e4coach — your personal chess coachJul 2026 · e4coach.com · ▲4Identify patterns in your mistakes to get better at chess
I made a little puzzle game about a rogue chess knight2025 · knightride.rakhim.org · ▲155
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