UTM is a cross-platform emulator that allows you to run macOS, Windows, or Linux. Here's how to use it to run very old versions of Apple's Mac operating system. But there's another great free OS ...

Qubes OS is a free open-source operating system that’s fully security-oriented. It leverages Xen-based virtualization, which allows the user to create, use and delete easily isolated compartments ...

A free app called UTM makes it easy to try out Apple's upcoming operating system. Want to try out macOS 26, but don't want to use a buggy pre-release operating system as your daily driver? You can set ...