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And More RELATED: No list of alternative PC operating systems could be complete without Linux. It’s the alternative PC operating system. Linux comes in many different flavors, known as. Are some of the most popular.

If you want to install a non-Windows operating system on your PC and actually use it, you should probably pick Linux. Linux is a, and there are other open-source operating systems like FreeBSD out there. FreeBSD uses a different kernel, but it uses much of the same software you’d find on a typical Linux distributions.

The experience of using FreeBSD on a desktop PC will be pretty similar. RELATED: Google’s Chrome OS is built on the Linux kernel, but it replaces the desktop and user-level software with a specialized desktop that can only run the Chrome browser and Chrome apps. Chrome OS isn’t really a general-purpose PC operating system — instead, it’s designed to be preinstalled on specialized laptops, known as. However, there are ways to.

RELATED: Valve’s SteamOS is currently in beta. Technically, and includes much of the standard Linux software. However, SteamOS is being positioned as a new PC gaming operating system. The, but the computer boots to a Steam interface designed for living rooms. In 2015, you’ll be able to buy PCs that come with SteamOS preinstalled, known as. Valve will support you installing SteamOS on any PC you like — it’s just not anywhere near complete yet.

RELATED: Android also uses the Linux kernel, but. Originally designed for smartphones, you can now get. It’s no surprised that a variety of projects exist to — Intel even develops their own port of Android to PC hardware. It’s not an ideal operating system for your PC — it still doesn’t allow you to — but you could install it if you really wanted to. RELATED: Apple’s Mac OS X is preinstalled on Macs, but Macs are now just another type of PC with the same standard hardware inside. The only thing stopping you from installing Mac OS X on a typical PC is Apple’s license agreement and the way they limit their software.Mac OS X can run just fine on typical PCs if you can get around these restrictions. There’s a thriving community of people building PCs that run Mac OS X — known as — out there.

BeOS was a lightweight PC operating system ported to the Intel x86 platform in 1998, but it wasn’t able to stand up to Microsoft’s Windows. Eventually sued Microsoft, accusing them of pressuring Hitachi and Compaq to not release BeOS hardware. Microsoft settled out of court, paying $23.5 million to Be Inc. Without admitting any guilt.

Was eventually acquired by Palm Inc. Haiku is an open-source reimplementation of BeOS that’s currently in alpha. It’s a snapshot of what might have been if Microsoft hadn’t used such ruthless business practices in the 90’s.

OS/2 was an operating system originally created by Microsoft and IBM. IBM continued development after Microsoft left it and OS/2 competed with MS-DOS and the original versions of Windows. Microsoft eventually won, but there are still old ATMs, PCs, and other systems using OS/2. IBM once marketed this operating system as OS/2 Warp, so you may know it by that name.

IBM no longer develops OS/2, but a company named Serenity Systems has the rights to continue distributing it. They call their operating system eComStation. It’s based on IBM’s OS/2 and adds additional applications, drivers, and other enhancements. This is the only paid operating system on this list aside from Mac OS X.

You can still download a free demo CD to check it out. ReactOS is a free, open-source reimplementation of the Windows NT architecture. In other words, it’s an attempt to reimplement Windows as an open-source operating system that’s compatible with all Windows applications and drivers.