Qubes OS

Spec sheet

What it does

Qubes OS is an operating system built around securely compartmentalizing activities into isolated qubes.Read 7 Oct 2026 · qubes-os.org

Support

The project directs users with questions to its community forum and describes its users and contributors as the people best positioned to help.Read 7 Oct 2026 · qubes-os.org

Compatibility limitation

Meeting the listed system requirements does not guarantee Qubes will install and run; the project recommends consulting its hardware guidance.Read 7 Oct 2026 · doc.qubes-os.org

Current release

Qubes OS 4.3.2 is listed as the latest stable release and recommended for new and existing users.Read 7 Oct 2026 · qubes-os.org

Download verification

The download page provides a detached PGP signature and release signing key for the installer.Read 7 Oct 2026 · qubes-os.org

Isolation

Qubes uses the Xen hypervisor to isolate websites and services from each other.Read 7 Oct 2026 · qubes-os.org

Minimum hardware

Minimum requirements include a 64-bit Intel or AMD processor with virtualization and IOMMU support, 6 GB RAM, and 32 GB free storage.Read 7 Oct 2026 · doc.qubes-os.org

Multiple operating systems

Qubes lets users run more than one operating system, including Linux distributions and Windows programs, in separate workspaces.Read 7 Oct 2026 · qubes-os.org

Recommended hardware

The documentation recommends 16 GB RAM, 128 GB free storage, an Intel integrated graphics processor, and a processor that still receives microcode updates.Read 7 Oct 2026 · doc.qubes-os.org

Security updates

The project website publishes security bulletins and advisories, including recent QSB notices.Read 7 Oct 2026 · qubes-os.org

Tor integration

The project says Whonix is integrated into Qubes for using the internet anonymously over the Tor network.Read 7 Oct 2026 · qubes-os.org

Virtual machine limitation

The documentation says installing Qubes inside a virtual machine is not recommended because Qubes uses its own bare-metal Xen hypervisor.Read 7 Oct 2026 · doc.qubes-os.org

Plans and prices

Every Qubes OS plan and price →

Where Specifiction places it

• Privacy-Focused Operating Systems#4 of 177.2
• Operating Systems#38 of 427.1