The mainframe world is not as closed as it once was. IBM has invested heavily in making z/OS accessible for learning. Whether you are a student hoping to land a high-paying mainframe job, a curious engineer, or a retro-computing enthusiast, you can indeed run z/OS on your PC—just not in the way you’d run Windows 11.
Many universities that teach mainframe courses provide their students with that already contain a running z/OS environment. These are typically: run z os on pc