ReactOS™ is a FOSS effort to develop a quality operating system based on the architecture of Microsoft® Windows™ NT family of operating systems, that is compatible with applications and drivers written for it (NT4, 2000, XP, 2003, Vista, 7).




Knoppix is described as 'Operating system based on Debian designed to be run directly from a CD / DVD (Live CD) or a USB key (Live USB), one of the first of its kind for any operating system. When starting a program, it is loaded from the removable medium and decompressed into a RAM drive' and is a Linux Distro in the os & utilities category. There are more than 50 alternatives to Knoppix for a variety of platforms, including Linux, Windows, Self-Hosted, Mac and BSD apps. The best Knoppix alternative is Debian, which is both free and Open Source. Other great apps like Knoppix are Fedora, Arch Linux, Tails and Zorin OS.
ReactOS™ is a FOSS effort to develop a quality operating system based on the architecture of Microsoft® Windows™ NT family of operating systems, that is compatible with applications and drivers written for it (NT4, 2000, XP, 2003, Vista, 7).




Gentoo Linux is a versatile, fast, highly configurable and completely free Linux and FreeBSD distribution geared towards developers and network professionals.



Lubuntu is a fast and lightweight operating system with a clean and easy-to-use user interface. It is a Linux system, that uses the minimal desktop LXDE/LXQT.




Whonix is a desktop operating system designed for advanced security and privacy. Whonix mitigates the threat of common attack vectors while maintaining usability. Online anonymity is realized via fail-safe, automatic, and desktop-wide use of the Tor network.



The Nobara Project, to put it simply, is a modified version of Fedora Linux with user-friendly fixes added to it. Fedora is a very good workstation OS, however, anything involving any kind of 3rd party or proprietary packages is usually...



Experience the latest Windows OS with a new Start menu, integrated Teams, and gaming technologies like Auto HDR. Improved security with stricter requirements enhances protection, and seamless Microsoft Account integration makes it ideal for modern devices.




Raspberry Pi OS (previously called Raspbian) is the Foundation’s official supported operating system. You can install it with NOOBS or download the image below and follow our installation guide.








Haiku is an open-source operating system that specifically targets personal computing. Inspired by the BeOS, Haiku is fast, simple to use, easy to learn and yet very powerful.




Parrot is a GNU/Linux distribution based on Debian Testing and designed with Security, Development, and Privacy in mind.




Ubuntu Mate is a stable, easy-to-use operating system with a configurable desktop environment. Ideal for those who want the most out of their desktops, laptops and netbooks and prefer a traditional desktop metaphor.

Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox.

Raspbian cant work entirely from RAM