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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 17.1k 2.5k

  2. api api Public

    Lichess API documentation and examples

    TypeScript 506 159

  3. scalachess scalachess Public

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

    Scala 735 221

  4. mobile mobile Public

    New Lichess mobile app in Flutter

    Dart 1.9k 291

Repositories

Showing 10 of 66 repositories
  • lila Public

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

    lichess-org/lila’s past year of commit activity
    Scala 17,116 AGPL-3.0 2,471 1,091 (10 issues need help) 20 Updated Sep 22, 2025
  • papers Public

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

    lichess-org/papers’s past year of commit activity
    TeX 30 CC0-1.0 4 3 0 Updated Sep 22, 2025
  • mobile Public

    New Lichess mobile app in Flutter

    lichess-org/mobile’s past year of commit activity
    Dart 1,875 GPL-3.0 291 303 (4 issues need help) 22 Updated Sep 22, 2025
  • lila-ws Public

    Lichess' websocket server

    lichess-org/lila-ws’s past year of commit activity
    Scala 167 AGPL-3.0 97 2 0 Updated Sep 21, 2025
  • scalachess Public

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

    lichess-org/scalachess’s past year of commit activity
    Scala 735 MIT 221 4 5 Updated Sep 21, 2025
  • fishnet Public

    Distributed Stockfish analysis for lichess.org

    lichess-org/fishnet’s past year of commit activity
    Rust 823 GPL-3.0 108 4 0 Updated Sep 21, 2025
  • api Public

    Lichess API documentation and examples

    lichess-org/api’s past year of commit activity
    TypeScript 506 AGPL-3.0 158 21 0 Updated Sep 21, 2025
  • compression Public

    Chess clock and move compression algorithms for lichess.org

    lichess-org/compression’s past year of commit activity
    Scala 119 AGPL-3.0 20 1 2 Updated Sep 21, 2025
  • database Public

    Public exports of all rated games, puzzles, and computer evaluations.

    lichess-org/database’s past year of commit activity
    Scala 98 AGPL-3.0 32 4 0 Updated Sep 20, 2025
  • berserk Public

    Python client for the lichess API

    lichess-org/berserk’s past year of commit activity
    Python 135 GPL-3.0 61 4 (1 issue needs help) 5 Updated Sep 20, 2025
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