The Basilisk II emulator can be used to run old versions of Mac OS 8 and System 7 on a modern Mac. Here's how to get started using it. Before macOS and OS X, there was Mac OS 9, and before that were ...
If nostalgia is really the only thing keeping the user on the OS, thats terrible for security and compatiblity. I dont understand why the major OS's locked down their GUI and require third party tools ...