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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 751 227

  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 17,708 AGPL-3.0 2,557 1,168 (7 issues need help) 24 Updated Feb 7, 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 6, 2026
  • lila-ws Public

    Lichess' websocket server

    lichess-org/lila-ws’s past year of commit activity
    Scala 173 AGPL-3.0 99 2 10 Updated Feb 6, 2026
  • lila-db-seed Public

    Sample database data for lila development

    lichess-org/lila-db-seed’s past year of commit activity
    Python 22 MIT 19 2 0 Updated Feb 6, 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 6, 2026
  • lila-docker Public

    Lichess local development using Docker Compose.

    lichess-org/lila-docker’s past year of commit activity
    Rust 111 AGPL-3.0 92 6 0 Updated Feb 6, 2026
  • chessground Public

    Mobile/Web chess UI for lichess.org

    lichess-org/chessground’s past year of commit activity
    TypeScript 1,274 GPL-3.0 305 27 5 Updated Feb 6, 2026
  • api Public

    Lichess API documentation and examples

    lichess-org/api’s past year of commit activity
    TypeScript 529 AGPL-3.0 165 23 (1 issue needs help) 2 Updated Feb 6, 2026
  • mobile Public

    New Lichess mobile app in Flutter

    lichess-org/mobile’s past year of commit activity
    Dart 2,068 GPL-3.0 350 387 (4 issues need help) 26 Updated Feb 5, 2026
  • zulip Public Forked from zulip/zulip

    Zulip server and web app—powerful open source team chat - slightly hacked by and for lichess.org

    lichess-org/zulip’s past year of commit activity
    Python 6 Apache-2.0 9,688 0 0 Updated Feb 5, 2026
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