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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 599 174

  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 505

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 18,790 AGPL-3.0 2,812 1,228 (5 issues need help) 37 Updated Oct 1, 2026
  • lila-engine Public

    Broker for communication between external engine providers and clients

    lichess-org/lila-engine's past year of commit activity
    Rust 10 AGPL-3.0 4 0 1 Updated Oct 1, 2026
  • scalachess Public

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

    lichess-org/scalachess's past year of commit activity
    Scala 784 MIT 230 5 6 Updated Oct 1, 2026
  • mobile Public

    Lichess mobile app

    lichess-org/mobile's past year of commit activity
    Dart 2,573 GPL-3.0 505 431 (4 issues need help) 56 Updated Oct 1, 2026
  • lila-http Public

    Handle some https://lichess.org/tournament load

    lichess-org/lila-http's past year of commit activity
    Rust 40 AGPL-3.0 12 0 1 Updated Oct 1, 2026
  • api-demo Public

    Client-side app using various Lichess APIs for demonstration purpose

    lichess-org/api-demo's past year of commit activity
    TypeScript 74 AGPL-3.0 25 0 0 Updated Oct 1, 2026
  • lila-search Public

    Keep elasticsearch threads out of your web facing app, kids

    lichess-org/lila-search's past year of commit activity
    Scala 53 AGPL-3.0 32 2 11 Updated Oct 1, 2026
  • stockfish-web Public

    WebAssembly builds for Stockfish, for lichess.org

    lichess-org/stockfish-web's past year of commit activity
    Python 63 GPL-3.0 10 0 2 Updated Oct 1, 2026
  • papers Public

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

    lichess-org/papers's past year of commit activity
    TeX 42 CC0-1.0 7 4 0 Updated Sep 30, 2026
  • lila-docker Public

    Lichess local development using Docker Compose.

    lichess-org/lila-docker's past year of commit activity
    Rust 128 AGPL-3.0 115 6 1 Updated Sep 30, 2026
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