Repositories list

• mobile

  Public
  Lichess mobile app v2

  chesslichessandroid+ 4dartiosmobileflutter

  Dart

  •

  GNU General Public License v3.0

  •203•1.4k•187•11•Updated Dec 13, 2024Dec 13, 2024

• broadcaster

  Public
  Broadcast your chess games on Lichess!

  Vue

  •

  GNU Affero General Public License v3.0

  •8•16•3•0•Updated Dec 13, 2024Dec 13, 2024

• lila-gif

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

  giflichesshttp-api+ 1chess

  Rust

  •

  GNU Affero General Public License v3.0

  •22•104•5•2•Updated Dec 12, 2024Dec 12, 2024

• lila

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

  gametypescriptchess+ 7scalafunctional-programmingplay-frameworkfree-softwaretype-safenon-profitlichess

  Scala

  •

  GNU Affero General Public License v3.0

  •2.3k•16k•1k•24•Updated Dec 12, 2024Dec 12, 2024

• lila-search

  Public
  Keep elasticsearch threads out of your web facing app, kids

  elasticsearchchessscala+ 7functional-programmingtypelevellichessscala3cats-effectsmithysmithy4s

  Scala

  •

  GNU Affero General Public License v3.0

  •23•44•1•0•Updated Dec 12, 2024Dec 12, 2024

• scalalib

  Public
  Some convenience functions for my scala projects

  Scala

  •

  MIT License

  •20•16•0•0•Updated Dec 12, 2024Dec 12, 2024

• pgn-viewer

  Public
  PGN viewer widget

  typescriptviewerpgn+ 3lichessjavascriptchess

  TypeScript

  •

  GNU General Public License v3.0

  •26•106•2•0•Updated Dec 12, 2024Dec 12, 2024

• scalachess

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

  chessfunctional-programmingbitboard+ 3lichessbitboard-datastructurescala-3

  Scala

  •

  MIT License

  •208•680•1•3•Updated Dec 11, 2024Dec 11, 2024

• lila-ws

  Public
  Lichess' websocket server

  redisstreamingreactive+ 5scalaakkawebsocketpubsublichess

  Scala

  •

  GNU Affero General Public License v3.0

  •87•155•2•0•Updated Dec 11, 2024Dec 11, 2024

• lila-fishnet

  Public
  Proxy between lila and fishnet move clients

  catschessfunctional-programming+ 4typelevellichessfishnetcats-effect

  Scala

  •

  GNU Affero General Public License v3.0

  •27•40•1•1•Updated Dec 11, 2024Dec 11, 2024

• papers

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

  chessbibliographylichess

  TeX

  •

  Creative Commons Zero v1.0 Universal

  •2•25•1•0•Updated Dec 11, 2024Dec 11, 2024

• lila-maven

  Public
  distributing lichess jars

  Shell

  •9•6•0•0•Updated Dec 10, 2024Dec 10, 2024

• api

  Public
  Lichess API documentation and examples

  lichess

  TypeScript

  •

  GNU Affero General Public License v3.0

  •152•452•20•0•Updated Dec 9, 2024Dec 9, 2024

• chess-openings

  Public
  An aggregated data set of chess opening names

  chessdatasetlichess

  Python

  •

  Creative Commons Zero v1.0 Universal

  •95•383•4•3•Updated Dec 8, 2024Dec 8, 2024

• lila-docker

  Public
  Lichess local development using Docker Compose.

  dockerdocker-composelichess

  Rust

  •

  GNU Affero General Public License v3.0

  •46•48•4•0•Updated Dec 7, 2024Dec 7, 2024

• berserk

  Public
  Python client for the lichess API

  Python

  •

  GNU General Public License v3.0

  •44•87•4•6•Updated Dec 6, 2024Dec 6, 2024

• database

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

  chesscommon-goods

  Scala

  •

  GNU Affero General Public License v3.0

  •28•85•4•0•Updated Dec 4, 2024Dec 4, 2024

• lila-ip2proxy

  Public
  Webservice to query an IP2Proxy BIN database

  rustgeolocationlichess+ 1ip2location

  Rust

  •

  GNU Affero General Public License v3.0

  •1•11•0•0•Updated Dec 3, 2024Dec 3, 2024

• lila-openingexplorer

  Public
  Opening explorer for lichess.org that can handle all the variants and trillions of unique positions

  chesslichesshttp-api+ 1chess-database

  Rust

  •

  GNU Affero General Public License v3.0

  •35•137•2•0•Updated Nov 30, 2024Nov 30, 2024

• lila-db-seed

  Public
  Sample database data for lila development

  Python

  •

  MIT License

  •13•20•0•1•Updated Nov 28, 2024Nov 28, 2024

• chessground

  Public
  Mobile/Web chess UI for lichess.org

  typescriptuichess+ 2boardlichess

  TypeScript

  •

  GNU General Public License v3.0

  •260•1.1k•18•2•Updated Nov 26, 2024Nov 26, 2024

• zulip

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

  Python

  •

  Apache License 2.0

  •8k•5•0•0•Updated Nov 25, 2024Nov 25, 2024

• lichess-org.github.io

  Public
  0•0•0•0•Updated Nov 23, 2024Nov 23, 2024

• flutter-chessground

  Public
  Chessboard package for flutter

  dartchessboardflutter+ 1lichess

  Dart

  •

  GNU General Public License v3.0

  •32•53•5•0•Updated Nov 19, 2024Nov 19, 2024

• lifat

  Public
  large assets used by lila in production but optional for dev builds

  JavaScript

  •5•4•0•0•Updated Nov 11, 2024Nov 11, 2024

• kaladin

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

  PureBasic

  •

  GNU Affero General Public License v3.0

  •10•50•2•0•Updated Nov 10, 2024Nov 10, 2024

• lila-pwned

  Public
  Webservice to query https://haveibeenpwned.com/ database dumps

  Rust

  •

  GNU Affero General Public License v3.0

  •2•4•0•7•Updated Nov 1, 2024Nov 1, 2024

• fishnet

  Public
  Distributed Stockfish analysis for lichess.org

  chessdistributed-computinglichess+ 2volunteer-computingstockfish

  Rust

  •

  GNU General Public License v3.0

  •102•739•3•0•Updated Oct 27, 2024Oct 27, 2024

• files

  Public
  Public downloads

  Creative Commons Zero v1.0 Universal

  •4•5•0•0•Updated Oct 22, 2024Oct 22, 2024

• dartchess

  Public
  Dart chess library for native platforms

  dartflutter

  Dart

  •

  GNU General Public License v3.0

  •20•36•5•2•Updated Oct 21, 2024Oct 21, 2024