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Life & fun · May 20, 2026

Chess Lines

Chess openings with spaced repetition right in your browser

What it does

Chess Lines is a Chrome extension that drills your opening repertoire using spaced repetition. Practice move-by-move, get quizzed at the right intervals, and actually retain the lines you study. Works 100% offline — no account, no sync required. Free plan includes 6 lines. Lifetime upgrade ($10) unlocks all 86 lines across 23 openings for both White and Black.

Does the same job

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  • Hard Lines20d ago · hardlines.app · ▲2

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    Easily explore, analyse and practice chess openings

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    Improve your chess passively with every new tab

  • Half chess2020 · ▲76

    A casual chess game where games only last 5 minutes

  • learnchess.fun8d ago · learnchess.fun · ▲1

    A free chess trainer built around spaced repetition

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