4 European open-source projects in the os category.
Euro-OS is a desktop operating system built from scratch in Rust, with an integrated office suite, sovereign AI agents, support for 24 European languages, and full-disk encryption enabled by default. It ships with zero telemetry and fully open code, positioned as an everyday desktop rather than a specialized security distribution.
NixOS is a declarative, reproducible Linux distribution built on the Nix package manager, stewarded by the NixOS Foundation in the Netherlands. Its entire system configuration is expressed in Nix, enabling atomic upgrades, rollbacks, and reproducible environments a foundational tool for infrastructure-as-code.
Qubes OS is a security-focused desktop operating system based on Xen hypervisor isolation, developed by Invisible Things Lab in Warsaw. It compartmentalizes user activities into separate virtual machines to contain security breaches, offering hardware-enforced isolation as the primary security mechanism.
Raspberry Pi OS is the official Linux-based operating system for Raspberry Pi single-board computers, maintained by the Raspberry Pi Foundation in Cambridge, UK. Based on Debian, it provides a beginner-friendly desktop and CLI environment, built and distributed through pi-gen, the open-source image build system.