Apps similar to Qubes OS include Linux Mint, which is free and open source. Other options are Ubuntu, Debian, Fedora and Arch Linux. There's no shortage of Operating Systems like Qubes OS, with more than 100 alternatives for Linux, self-hosting, Mac, Windows and Chrome OS.
Slackware Linux is an advanced Linux operating system, designed with the twin goals of ease of use and stability as top priorities. Including the latest popular software while retaining a sense of tradition, providing simplicity and ease of use alongside flexibility and power...
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ReviOS aspires to re-create what Windows as an operating system should have been - easy and simple.
Launched with the code-name Project Lenix, AlmaLinux OS is an open-source, community-driven project that intends to fill the gap left by the demise of the CentOS stable release. AlmaLinux OS is a 1:1 binary compatible fork of RHEL® 8 and it is built by the creators of the...
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Trisquel is a computer operating system, a GNU + Linux distribution, derived from another distribution, Ubuntu, which is derived from Debian.
Germany
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Peppermint OS is a user-friendly operating system that prioritizes mobility, efficiency, and ease of use, allowing users to quickly connect, communicate, and complete tasks.
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secureblue is a security-focused, open-source operating system that ships as rpm-ostree container images derived from Fedora Atomic/CoreOS. It emphasizes proactive hardening—such as removing SUID binaries, enabling hardened_malloc, and disabling unprivileged user...
DietPi is a lightweight and optimized operating system mostly targeted against IoT devices. With DietPi you can install specially optimized software with a few clicks. It has an easy-to-use whiptail GUI for its many configuration and system management options and a helpful...
United Kingdom
A privacy-focused, AI-ready Debian system featuring the shadow and gold Umbra theme, KDE Plasma 6, preinstalled creative, audio, and 3D tools, agent workspaces for secure local AI, robust updates and recovery controls, browser migration, and strong local-first security.
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