Install sjaakii by entering the following commands in the terminal:
sudo apt update sudo apt install sjaakii
Description:
Sjaak II - computer player for many Chess variants, including Shogi and XiangQi
Sjaak II is a computer player for a number of Chess-like games. It can be used as a CECP (XBoard) engine, or in a colorful terminal mode.
Homepage: http://www.eglebbk.dds.nl/program/chess-index.html
Version: 1.4.1-1
Section: universe/games