Windows 7 has been discontinued. The top-rated alternative is Ubuntu, which is free and open source. People also recommend Arch Linux, CachyOS, Zorin OS and Manjaro Linux. There's no shortage of Operating Systems like Windows 7, with more than 100 alternatives for Linux, self-hosting, Windows, Mac and Chrome OS.
Neptune is a GNU/Linux Distribution for desktops based fully upon Debian Stable. It ships with a modern KDE Plasma Desktop with its main view on a good looking multimedia system which allows for getting work done.
ArchBang is a simple GNU/Linux rolling release distribution which provides you with a lightweight Arch Linux system combined with the Openbox Window Manager.
GoboLinux is a modular Linux distribution: it organizes the programs in your system in a new, logical way.
A new OS/2-based operating system from Arca Noae, codenamed Blue Lion, arrived today, May 15, 2017, after nearly two years in development.
United States
The Freespire Operating System is the open source and free as in beer release of the commercial Linspire operating system.
United States
Bluestar Linux is an Arch Linux-based distribution, built with an understanding that people want and need a solid Operating System that provides a breadth of functionality and ease of use without sacrificing aesthetics.
FreeDOS is a complete, free, 100% MS-DOS compatible operating system. Works on old hardware, in DOS emulators, and in embedded systems.
United States
MorphOS is an AmigaOS-like computer operating system. It is a mixed proprietary and open source OS produced for the PowerPC processor based computers.
Germany
EU
ravynOS is a new open-source desktop operating system that aims to provide a similar experience and compatibility with macOS on x86-64 systems.
Enso aims to be a clean and simple OS that is easy to use and incorporates some of our favourite projects from around the Linux world.
ZevenOS is an Ubuntu -based GNU/Linux distribution with focus on providing a fast and easy-to-use system with BeOS-like user interface and support for older hardware.
