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

Q4OS is described as 'Fast and powerful operating system based on the latest technologies while offering highly productive desktop environment. We focus on security, reliability, long-term stability and conservative integration of verified new features' and is a Linux Distro in the os & utilities category. There are more than 100 alternatives to Q4OS for a variety of platforms, including Linux, Self-Hosted, BSD, Mac and Windows apps. The best Q4OS alternative is Linux Mint, which is both free and Open Source. Other great apps like Q4OS are Ubuntu, Debian, Fedora and Arch Linux.
Community-led Proof-of-Concept for a common free Operating System for the EU public sector.

Endless OS is a Linux-based operating system which provides a simplified and streamlined user experience using a customized desktop environment forked from GNOME 3. Rather than using a traditional Linux package management system, Endless OS uses a read-only root file system...

Ubuntu Kylin is an official Ubuntu subproject whose goal is to create a variant of Ubuntu that is more suitable for Chinese users using the Simplified Chinese writing system.




Ubuntu Core, a minimalist rendition of Ubuntu , is a lightweight, transactionally updated operating system designed for deployments on embedded and IoT devices, cloud and more.
Ubuntu Budgie (previously budgie-remix) is an Ubuntu-based distribution featuring the Budgie desktop, originally developed by the Solus project. Written from scratch and integrating tightly with GNOME stack, Budgie focuses on simplicity and...




Edubuntu is an Ubuntu-based operating system that's designed for educational use in schools and other educational institutions.

ALT Linux is a set of RPM-based, APT-managed operating systems built on top of the Linux kernel and Sisyphus package repository branches. ALT Linux Rescue is, well, the disaster recovery tool.




SUSE is the original provider of the enterprise Linux distribution and the most interoperable platform for mission-critical computing. It's the only Linux recommended by VMware, Microsoft and SAP. And it's supported on more hardware and software than any other enterprise...




antiX is a fast, lightweight and easy to install systemd-free Linux live CD distribution based on Debian Stable for Intel-AMD x86 compatible systems.


Cloud-first, fast, easy-to-manage, and secure operating system for PCs and Macs. ChromeOS Flex is a sustainable way to modernize devices you already own. It’s easy to deploy across your fleet or simply try it to see what a cloud-first OS has to offer.



Redox is a Unix-like Operating System written in Rust, aiming to bring the innovations of Rust to a modern microkernel and full set of applications.



