postmarketOS
6.6#1 in privacy-focused operating systemsFree planFree planAndroidLinux
Visit| Fact | postmarketOS | Qubes OS |
|---|---|---|
| Support | The project says it has no support contract and community members may help with issues when they have time. | The project directs users with questions to its community forum and describes its users and contributors as the people best positioned to help. |
Nura may suit people willing to learn how the system works and contribute to development or testing. It is less suited to users looking for an operating system as usable as iOS or Android.
You want what its maker publishes above — check its page for the details.