Portable: Fritz 11

If you meant (often shortened to "Fritz"), the open-source hardware design tool:

The engine purred. In the age of modern neural nets, engines would instantly spit out evaluations with the arrogance of a god— Mate in 14 , Advantage +5.0 . Fritz 11 was different. It was brute force. It was mathematical tree-chopping. It sweated. You could see the "kN/s" (kilonodes per second) ticking up as it hacked through the branches of possibilities, leaf by leaf. fritz 11 portable