Open-source GNU/Linux operating systems, for all their complications and confusing nomenclature, span a universe of alternatives to Windows and macOS worth exploring.

What does GNU/Linux actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Open-source GNU/Linux operating systems, for all their complications and confusing nomenclature, span a universe of alternatives to Windows and macOS worth exploring.

The official GNU microkernel is still breathing – and now it's 64-bit Before Linux, GNU was working on its own Mach-based Unix compatible OS. Now, in the footsteps of Debian 13, there is a new release ...

Debian 9.0 Stretch is now the stable release, and Buster is the testing release. That means other Linux distributions that are based on Debian will be upgrading in the near future as well.

Raspbian GNU/Linux 2017-06-21 is available now, for both Raspberry Pi and x86 platforms.

With some developer love and care, FreeBSD might make for a nice desktop alternative to GNU/Linux before long, one that could be tempting even for the die-hard Windows holdouts among us.