Cinnamon chess engine 1.2b


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Cinnamon (former Butterfly) is a chess program for Windows, Linux, Mac OS, Raspberry Pi and Android, is a console-based chess engine for use with xboard, Arena, Tarrasch, Chess for Android or any UCI-compatible GUI. Cinnamon is also a javascript library to play with chessboardjs or any js GUI.

  • Available for both Unix, Windows, Mac, Android, Raspberry Pi and Javascript
  • UCI protocol
  • GPL 3 License
  • C++11 source
  • Bitboards
  • Null moves
  • Futility pruning
  • Delta pruning
  • Razoring
  • Interruptible multithread Perft test
  • 32/64 bit architectures
  • Iterative deeping
  • Killer heuristics
  • Lazy evaluation
  • Mvv/Lva
  • Transposition Table
  • Aspiration Windows
  • Late Move Reduction
  • Ponder
  • Available with Tarrasch GUI for Windows
  • Open Book (Polyglot)
  • Gaviota Tablebases
  • Source doc
  • Elo ratings
Download stable release 1.2b (2014 Gen 26)

  Windows 1537 download

  Mac 779 download

  Linux 928 download

  Tarrasch GUI for Windows 863 download

Android (by Aart Bik)
  Engine 2482 download

  Javascript 1261 download

  Raspberry Pi 203 download

  C++ Source for  Windows Mac Linux Android 1653 download