Thoroughbred/OS 6.6.2

System

Thoroughbred/OS 6.6.2

Originally released in 1983 by Science Management Corporation and later under Concept Omega Corporation, Thoroughbred/OS is a unique BASIC oriented multi-tasking multi-user operating system for the IBM XT and compatible systems.

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NexusTeam

It's works via bochs or virtualbox and VMware
It matches from image

Doors98

@NexusTeam
Yes it'd work since those Modern-Hardware emulators match the used architecture for the Thoroughbred OS (8086/8088 CPU x86) but its recommended you still Use PCem Or 86Box since they support 8088/8086 based CPUs and less memory options to avoid memory overload to the point where the OS can't start.