Community-led Proof-of-Concept for a common free Operating System for the EU public sector.

Qubes OS is described as 'Qubes is an open source operating system designed to provide strong security for desktop computing' and is a very popular Linux Distro in the os & utilities category. There are more than 100 alternatives to Qubes OS for a variety of platforms, including Linux, Self-Hosted, Mac, Windows and BSD apps. The best Qubes OS alternative is Linux Mint, which is both free and Open Source. Other great apps like Qubes OS are Ubuntu, Debian, Fedora and Arch Linux.
Community-led Proof-of-Concept for a common free Operating System for the EU public sector.





Grsecurity® is an extensive security enhancement to the Linux kernel that defends against a wide range of security threats through intelligent access control, memory corruption-based exploit prevention, and a host of other system hardening that generally require no...


SolydX and SolydK are Debian based distributions with the Xfce and KDE Plasma desktop. SolydXK aims to be simple to use, providing an environment that is both stable and secure.




A Fast, friendly, open-source operating system, for newbies, geeks & DIY enthusiasts.




MidnightBSD is a new BSD-derived operating system developed with desktop users in mind. It includes all the software you'd expect for your daily tasks — email, web browsing, word processing, gaming, and much more.


Liberté Linux is a secure, lightweight, and easy to use Gentoo-based Linux distribution intended as a communication aid in hostile environments. Liberté installs on a USB key, and boots on any computer or laptop.




Beautiful, Open, and Free - Trenta OS is a Linux based operating system that aims to compete graphically with some well known premium operating systems but in the free & open-source Linux world.
Fatdog64 Linux is a small yet versatile 64-bit multi-user Linux distribution. built to run on virtually any computer with a 64-bit architecture.





General purposed Web Desktop Operating Platform / OS for Raspberry Pis, Now written in Go! - tobychui/arozos




ArozOS is the most popular Web-based alternative to Qubes OS.