Qubes is an open source operating system designed to provide strong security for desktop computing.




Edubuntu is described as 'Ubuntu-based operating system that's designed for educational use in schools and other educational institutions' and is a operating system in the education & reference category. There are more than 100 alternatives to Edubuntu for a variety of platforms, including Linux, Self-Hosted, BSD, Windows and Mac apps. The best Edubuntu alternative is Linux Mint, which is both free and Open Source. Other great apps like Edubuntu are Debian, Fedora, Tails and Manjaro Linux.
Qubes is an open source operating system designed to provide strong security for desktop computing.




FreeBSD is an operating system used to power modern servers, desktops, and embedded platforms. A large community has continually developed it for more than thirty years. Its advanced networking, security, and storage features have made FreeBSD the platform of choice for many of...


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).




NixOS is a GNU/Linux distribution that aims to improve the state of the art in system configuration management. In existing distributions, actions such as upgrades are dangerous: upgrading a package can cause other packages to break, upgrading an entire system is much less...


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.




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.




CentOS is a community-supported, free and open source operating system based on Red Hat Enterprise Linux. It exists to provide a free enterprise class computing platform and strives to maintain 100% binary compatibility with its upstream distribution.




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.




Puppy Linux is a unique family of Linux distributions meant for the home-user computers. It was originally created by Barry Kauler in 2003.


The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography.

