MacOS 8 It was an Apple operating system released in 1997, and belonging to an era of operating systems from the Cupertino company before the arrival of the X. And now it has been transformed into a multiplatform application so that you can run it on Linux, in addition to on macOS and Windows.
Yes, you will be able to use the operating system in app form as was the case with the app Windows 95 which was launched in 2018. In fact, the creator is the same: Felix Rieseberg. A well-known Slack developer who is now creating these applications for some nostalgic people who want to revive those systems of the past.
For that to be possible, has used Electron, thus making MacOS 8 an app capable of running on various platforms. And you have it available to download both in binaries for Microsoft Windows 32 and 64-bit, as a package for Apple macOS systems as well as for major GNU / Linux distros in DEB and RPM binary packages.
Among the things you can do, in addition to browsing its interface at your leisure, will be to connect to the Internet, and even run your favorite video game or app. In fact, you can find some pre-installed games and demos that he pulled from an old 1997 MacWorld CD, which featured titles like Duke Nukem 3D, Oregon Trail, Civilization II, Alley 19 Bowling, Damage Incorporated, Dungeons & Dragons, etc.
As for the software, you can also find programs and trial versions Pre-installed like Photoshop 3, Premiere 4, Illustrator 5.5, StuffIt Expander, Apple Web Page Construction Kit, and more. And you can even work with files imported from your machine to MacOS 8 ...