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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 17.7k 2.6k

  2. api api Public

    Lichess API documentation and examples

    TypeScript 529 165

  3. scalachess scalachess Public

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

    Scala 752 227

  4. mobile mobile Public

    New Lichess mobile app in Flutter

    Dart 2.1k 351

Repositories

Showing 10 of 71 repositories
  • lila Public

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

    lichess-org/lila’s past year of commit activity
    Scala 17,699 AGPL-3.0 2,552 1,172 (8 issues need help) 18 Updated Feb 4, 2026
  • lila-ws Public

    Lichess' websocket server

    lichess-org/lila-ws’s past year of commit activity
    Scala 173 AGPL-3.0 98 2 13 Updated Feb 3, 2026
  • scalalib Public

    Misc scala utilities shared by the lichess.org scala projects.

    lichess-org/scalalib’s past year of commit activity
    Scala 19 MIT 20 0 4 Updated Feb 3, 2026
  • dartchess Public

    Dart chess library for native platforms

    lichess-org/dartchess’s past year of commit activity
    Dart 43 GPL-3.0 27 3 3 Updated Feb 3, 2026
  • api Public

    Lichess API documentation and examples

    lichess-org/api’s past year of commit activity
    TypeScript 529 AGPL-3.0 165 22 (1 issue needs help) 2 Updated Feb 3, 2026
  • papers Public

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

    lichess-org/papers’s past year of commit activity
    TeX 35 CC0-1.0 4 3 0 Updated Feb 3, 2026
  • mobile Public

    New Lichess mobile app in Flutter

    lichess-org/mobile’s past year of commit activity
    Dart 2,059 GPL-3.0 351 385 (4 issues need help) 25 Updated Feb 3, 2026
  • stockfish-web Public

    A home for stockfish wasms - because we care

    lichess-org/stockfish-web’s past year of commit activity
    Python 21 GPL-3.0 5 0 0 Updated Feb 2, 2026
  • scalachess Public

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

    lichess-org/scalachess’s past year of commit activity
    Scala 752 MIT 227 5 4 Updated Feb 2, 2026
  • database Public

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

    lichess-org/database’s past year of commit activity
    Scala 104 AGPL-3.0 35 5 0 Updated Feb 2, 2026
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