ArneVogel

lila

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

python-chess

A chess library for Python, with move generation and validation, PGN parsing and writing, Polyglot opening book reading, Gaviota tablebase probing, Syzygy tablebase probing, and UCI/XBoard engine communication

chessground

Mobile/Web chess UI for lichess.org

stockfish.wasm

WebAssembly port of the strong chess engine Stockfish

pgn-parser

Parse PGN files using peg.js

kokopu

A JavaScript/TypeScript library implementing the chess game rules and providing tools to read/write the standard chess file formats.

SGXoMeter