A very compact command line chess game (windows XP, 7, 8, 10 or higher).


µChess plays chess in 4 different levels. With its 72 kB it is probably one of the smallest chess programs in the world. It recognizes about 77 great chess openings.


  • enhanced µChess fast min/max algorithm
  • metafile with 77 great chess openings
  • you can add your own opening moves to the metafile
  • 4 different game levels
  • extremely compact code (about 72kB!)

Download and Installation

You can download µChess 2.0.0 here. After downloading, install the software, run µChess and type '?' for help.


This software is distributed as freeware. If you keep using this software, send me an appreciation or feedback e-mail for my programming effort and sharing this tool for free.
Or even better, buy me a coffee .

µChess mini Tutorial

Make a valid move (example: g1f3, o-o, o-o-o) or use one of these commands:

  • a(uto): let computer play against itself
  • p(ass): skip turn
  • l(evel): 1=easy,2,3,4=difficult
  • h(int): let computer make your move
  • n(ew): restart new game
  • d(raw): redraw chessboard
  • s(witch): change sides
  • u(ndo): undo last move
  • q(uit): exit game


This software and the accompanying files are supplied "as is", without any express or implied warranty. In no event shall the author be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages from the use of this software. By using this software you agree with these conditions.

Copyright © 2017 by XPloRR. All Rights Reserved