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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 599 175

  3. scalachess scalachess Public

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

    Scala 785 229

  4. mobile mobile Public

    Lichess mobile app

    Dart 2.6k 499

Repositories

Showing 10 of 80 repositories
  • 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 8 4 0 Updated Sep 22, 2026
  • mobile Public

    Lichess mobile app

    lichess-org/mobile's past year of commit activity
    Dart 2,554 GPL-3.0 500 433 (4 issues need help) 53 Updated Sep 22, 2026
  • lila Public

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

    lichess-org/lila's past year of commit activity
    Scala 18,759 AGPL-3.0 2,792 1,224 (5 issues need help) 40 Updated Sep 22, 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 10,489 0 0 Updated Sep 22, 2026
  • team Public
    lichess-org/team's past year of commit activity
    Scala 0 0 0 0 Updated Sep 21, 2026
  • .github Public
    lichess-org/.github's past year of commit activity
    2 6 0 0 Updated Sep 21, 2026
  • database Public

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

    lichess-org/database's past year of commit activity
    Scala 120 AGPL-3.0 40 4 1 Updated Sep 21, 2026
  • lila-db-seed Public

    Sample database data for lila development

    lichess-org/lila-db-seed's past year of commit activity
    Python 24 MIT 26 2 1 Updated Sep 21, 2026
  • bbb-calendar Public
    lichess-org/bbb-calendar's past year of commit activity
    TypeScript 0 0 0 0 Updated Sep 20, 2026
  • chess-openings Public

    An aggregated data set of chess opening names

    lichess-org/chess-openings's past year of commit activity
    Python 562 CC0-1.0 131 10 23 Updated Sep 20, 2026
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