Alternatives and similar repositories for Stockfish:

Users that are interested in Stockfish are comparing it to the libraries listed below

• mcostalba / Stockfish
  UCI chess engine
  ☆1,942Updated last year
• LeelaChessZero / lc0
  The rewritten engine, originally for tensorflow. Now all other backends have been ported here.
  ☆2,511Updated last week
• lichess-org / lila
  ♞ lichess.org: the forever free, adless and open source chess server ♞
  ☆16,031Updated this week
• cutechess / cutechess
  Cute Chess is a graphical user interface, command-line interface and a library for playing chess.
  ☆616Updated 5 months ago
• lichess-org / lichobile
  lichess.org mobile application
  ☆2,063Updated 7 months ago
• lichess-bot-devs / lichess-bot
  A bridge between Lichess bots and chess engines
  ☆795Updated this week
• pychess / pychess
  PyChess - a chess client for Linux/Windows
  ☆716Updated this week
• franciscoBSalgueiro / en-croissant
  The Ultimate Chess Toolkit
  ☆735Updated last month
• niklasf / python-chess
  A chess library for Python, with move generation and validation, PGN parsing and writing, Polyglot opening book reading, Gaviota tablebas…
  ☆2,494Updated last week
• lichess-org / chessground
  Mobile/Web chess UI for lichess.org
  ☆1,087Updated last month
• CSSLab / maia-chess
  Maia is a human-like neural network chess engine trained on millions of human games.
  ☆985Updated last year
• official-stockfish / fishtest
  The Stockfish testing framework
  ☆286Updated this week
• fairy-stockfish / Fairy-Stockfish
  chess variant engine supporting Xiangqi, Shogi, Janggi, Makruk, S-Chess, Crazyhouse, Bughouse, and many more
  ☆643Updated this week
• nmrugg / stockfish.js
  The Stockfish chess engine in Javascript
  ☆957Updated 4 months ago
• lichess-org / fishnet
  Distributed Stockfish analysis for lichess.org
  ☆752Updated 2 weeks ago
• rooklift / nibbler
  Chess analysis GUI for UCI engines, with extra features for Leela (Lc0) in particular.
  ☆599Updated this week
• lichess-org / chess-openings
  An aggregated data set of chess opening names
  ☆392Updated last week
• oakmac / chessboardjs
  JavaScript chessboard
  ☆2,039Updated 9 months ago
• jhlywa / chess.js
  A TypeScript chess library for chess move generation/validation, piece placement/movement, and check/checkmate/draw detection
  ☆3,811Updated last week
• glinscott / leela-chess
  **MOVED TO https://github.com/LeelaChessZero/leela-chess ** A chess adaption of GCP's Leela Zero
  ☆757Updated last year
• clarkerubber / irwin
  irwin - the protector of lichess from all chess players villainous
  ☆513Updated 2 years ago
• openingtree / openingtree
  Consolidated view of all your chess games from chess.com, lichess, grandmaster games or custom pgn.
  ☆398Updated last year
• thomasahle / sunfish
  Sunfish: a Python Chess Engine in 111 lines of code
  ☆3,028Updated 4 months ago
• lukasmonk / lucaschess
  Chess GUI
  ☆341Updated 4 years ago
• kimwalisch / primesieve
  🚀 Fast prime number generator
  ☆979Updated this week
• lichess-org / api
  Lichess API documentation and examples
  ☆455Updated this week
• official-stockfish / nnue-pytorch
  Stockfish NNUE (Chess evaluation) trainer in Pytorch
  ☆357Updated 7 months ago
• lhartikk / simple-chess-ai
  A simple chess AI
  ☆923Updated 7 years ago
• lichess-org / mobile
  Lichess mobile app v2
  ☆1,459Updated this week
• AndyGrant / Ethereal
  Ethereal, a UCI Chess Engine by Andrew Grant
  ☆363Updated 4 months ago