WJChess Engine

Chess game

WJChess engine is a freeware console application.
It is available on Windows and Linux.
It supports UCI and XBOARD protocol that allows it to communicate with a graphical user interface, such as WinBoard and Arena.


Download WJChess engine v1.64


  • UCI and XBOARD protocols
  • Opening book
  • Pondering
  • Transposition table
  • Iterative deepening
  • Aspiration window search
  • Adaptive null-move pruning
  • History heuristic, Killer-moves, Null-move
  • Negascout Alphabeta with PVS (Principal Variation Search)
  • Quiescence search



Current release : v1.64
Language : French / English