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Lichess

The free and open source chess server
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  1. lila lila Public

    ♞ lichess.org: the forever free, adless and open source chess server ♞

    Scala 18.8k 2.8k

  2. api api Public

    Lichess API documentation

    TypeScript 597 176

  3. scalachess scalachess Public

    Chess API written in scala. Immutable and free of side effects.

    Scala 784 230

  4. mobile mobile Public

    Lichess mobile app

    Dart 2.6k 499

Repositories

Showing 10 of 80 repositories
  • lila Public

    ♞ lichess.org: the forever free, adless and open source chess server ♞

    lichess-org/lila's past year of commit activity
    Scala 18,750 AGPL-3.0 2,793 1,226 (5 issues need help) 47 Updated Sep 20, 2026
  • bbb-calendar Public
    lichess-org/bbb-calendar's past year of commit activity
    TypeScript 0 0 0 0 Updated Sep 20, 2026
  • papers Public

    Papers that use Lichess data, study Lichess, or cite Lichess

    lichess-org/papers's past year of commit activity
    TeX 41 CC0-1.0 8 4 0 Updated Sep 20, 2026
  • chess-openings Public

    An aggregated data set of chess opening names

    lichess-org/chess-openings's past year of commit activity
    Python 561 CC0-1.0 131 10 23 Updated Sep 20, 2026
  • stockfish-web Public

    WebAssembly builds for Stockfish, for lichess.org

    lichess-org/stockfish-web's past year of commit activity
    Python 57 GPL-3.0 9 0 0 Updated Sep 20, 2026
  • mobile Public

    Lichess mobile app

    lichess-org/mobile's past year of commit activity
    Dart 2,553 GPL-3.0 499 431 (4 issues need help) 53 Updated Sep 20, 2026
  • api Public

    Lichess API documentation

    lichess-org/api's past year of commit activity
    TypeScript 597 AGPL-3.0 176 29 0 Updated Sep 19, 2026
  • lila-db-seed Public

    Sample database data for lila development

    lichess-org/lila-db-seed's past year of commit activity
    Python 23 MIT 26 2 1 Updated Sep 19, 2026
  • lichess-org.github.io Public
    lichess-org/lichess-org.github.io's past year of commit activity
    2 4 0 1 Updated Sep 19, 2026
  • api-ui Public

    some web UIs on top of the Lichess API

    lichess-org/api-ui's past year of commit activity
    TypeScript 22 AGPL-3.0 5 0 0 Updated Sep 19, 2026
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