Unlike orbis (cyclical enclosure) or os (singular opening), iso is relational — it exists only between two or more things. It says: these are the same in some essential way , even if different in others.
Based on your request, you are likely referring to , which is the operating system kernel used in the PlayStation 4 (PS4) . In the modding scene, this is often associated with exploits like the PS4 Jailbreak or the "PS4 Linux" loader.
If you are a developer or enthusiast interested in the PS4’s internals, do not look for an ISO. Instead, study FreeBSD 9.0’s source code. Set up a FreeBSD virtual machine. Learn about the kexec syscall and AMD IOMMU. That knowledge is worth more than any shady ISO file on the internet.
Orbis os iso is not a known Latin phrase (classical Latin would likely order it differently, e.g., os orbis aequum — “the mouth of the equal world”). But as a modern , it condenses a philosophy: All closed systems require an opening to express themselves, and that expression must obey rules of symmetry and equivalence to be understood.