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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 17.6k 2.5k

  2. api api Public

    Lichess API documentation and examples

    TypeScript 526 162

  3. scalachess scalachess Public

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

    Scala 749 225

  4. mobile mobile Public

    New Lichess mobile app in Flutter

    Dart 2k 344

Repositories

Showing 10 of 71 repositories
  • lila-gif Public

    Webservice to render Gifs of chess positions and games, and stream them frame by frame

    lichess-org/lila-gif’s past year of commit activity
    Rust 114 AGPL-3.0 26 5 1 Updated Jan 21, 2026
  • lila Public

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

    lichess-org/lila’s past year of commit activity
    Scala 17,614 AGPL-3.0 2,540 1,165 (9 issues need help) 20 Updated Jan 20, 2026
  • kaladin Public

    Machine learning tool aimed at automating cheat detection using insights data.

    lichess-org/kaladin’s past year of commit activity
    PureBasic 62 AGPL-3.0 13 2 0 Updated Jan 20, 2026
  • chess-openings Public

    An aggregated data set of chess opening names

    lichess-org/chess-openings’s past year of commit activity
    Python 474 CC0-1.0 115 6 14 Updated Jan 20, 2026
  • mobile Public

    New Lichess mobile app in Flutter

    lichess-org/mobile’s past year of commit activity
    Dart 2,036 GPL-3.0 344 390 (4 issues need help) 32 Updated Jan 20, 2026
  • pgn-viewer Public

    PGN viewer widget

    lichess-org/pgn-viewer’s past year of commit activity
    TypeScript 140 GPL-3.0 33 4 4 Updated Jan 20, 2026
  • chessground Public

    Mobile/Web chess UI for lichess.org

    lichess-org/chessground’s past year of commit activity
    TypeScript 1,270 GPL-3.0 304 26 3 Updated Jan 20, 2026
  • stockfish-web Public

    A home for stockfish wasms - because we care

    lichess-org/stockfish-web’s past year of commit activity
    Python 20 GPL-3.0 5 0 1 Updated Jan 19, 2026
  • api Public

    Lichess API documentation and examples

    lichess-org/api’s past year of commit activity
    TypeScript 526 AGPL-3.0 162 21 0 Updated Jan 19, 2026
  • dart-multistockfish Public

    Multiple flavors of Stockfish Chess Engine

    lichess-org/dart-multistockfish’s past year of commit activity
    C++ 6 GPL-3.0 1 0 1 Updated Jan 19, 2026
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