With the "Virtual OS Museum", 80 years of computer history can be experienced directly in the emulator. The project makes ...

Andrew Warkentin has spent over twenty years collecting old operating systems and getting them to run. The result is the ...

This website runs a bunch of classic operating systems, complete with software and games. If you used a Mac computer in the '80s or '90s, you likely remember what's now called "Classic Mac OS", the ...

Operating systems are fairly complex pieces of software, and typically, they're the foundation of your computer experience. You don't usually expect to be able to run one operating system like Windows ...

October 23, 1999: Apple releases Mac OS 9, the last version of the classic Mac operating system before the company will make the leap to OS X a couple years later. It does not veer far from OS 8 in ...

Looking for non-Linux open-source options? From ghosts of past operating systems to fascinating works in progress, here are my top picks.

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...