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

There’s a large selection of free and open source (FOSS) operating systems available these days, and choosing the right one for any given circumstance can be quite a challenge. This article is ...

If you hear the term "open-source," you might think of Linux. However, Linux distros aren't the only open-source operating systems. There are plenty in use today besides Linux. Some date back to even ...

Elementary OS vs. Linux Mint: I compared my once favorite distro to the Windows alternative ...

ReactOS is a free and open source operating system designed to be compatible with Windows software and drivers. While it’s been under active development since 1999, the operating system is still ...

The Software for Open Networking in the Cloud (SONiC) project, an open source network operating system (NOS) under the Linux Foundation, is accelerating its growth today with new members and ...

Google's Android mobile operating system is open source, which means anyone can, in theory, build their own mobile operating system based on the Android Open Source Project (AOSP). Why, then, are ...

As the Japanese government prepares to introduce more electronic government projects next year, it has begun studying open-source operating systems in a move that could lead to the replacement of some ...