Sigma HIARCS 13

HIARCS 13 series - Suitable for all players from beginners to the World Chess Champion.
Universal binary HIARCS chess engine can run at maximum speed on Intel and PowerPC hardware.
HIARCS chess software has long been established among the world's premier chess playing engines. Now the latest version 13.2 takes the HIARCS series of chess engines to a new level of chess understanding and chess strength.