Qubes OS is made possible by your donations!
As a free and open-source software project, we rely on donations from users like you in order to keep running. Your contributions directly support the developers who work hard every day to improve your security. Please consider making a donation today.
DonateQubes OS 4.2.4-rc1
This is a testing release.
Please help us improve it by reporting any bugs you encounter. For important work, we recommend the latest stable release.
Qubes-R4.2.4-rc1-x86_64.iso
Cryptographic hash values
Detached PGP signature
Qubes release signing key
Qubes OS 4.2.3
This is the latest stable Qubes OS release. We recommend this release for all new and existing users.
Download mirrors
Please note that the Qubes OS Project has no control over third-party download mirrors.
How to contribute a download mirror