Qubes OS vs Slackware Linux
Qubes OS and Slackware Linux compared on the facts that matter: release model, desktop, package management, init system, memory floor and installation size.
Side by side
| Qubes OS | Slackware Linux | |
|---|---|---|
| Family | independent | Independent |
| Release model | Versioned releases | Versioned releases |
| Desktop | Xfce | KDE Plasma 5 (15.0) |
| Package manager | DNF/RPM | slackpkg (pkgtools) |
| Init system | systemd | SysVinit (BSD-style scripts) |
| Immutable root | No | Yes |
| Wayland by default | No | No |
| Minimum RAM | 6 GB | 1 GB |
| ISO size | 7.9 GB | 4.1 GB |
| Latest kernel | — | 5.15 |
| Releases archived | 22 | 0 |
| Latest release | 2 October 2026 | 2022 |
What differs
Init system
Qubes OS boots with systemd; Slackware Linux uses SysVinit (BSD-style scripts).
Package manager
Qubes OS ships DNF/RPM; Slackware Linux ships slackpkg (pkgtools).
Minimum RAM
Slackware Linux runs on less memory: 1024 MB against 6144 MB.
Verdict
Both are solid choices for their goals — the practical differences are in the table and the points above. Full range tables for each are on their distro pages.
{$AFFBLOCK}FAQ
Which one is easier for beginners?
Check the installer row and minimum RAM: a graphical installer with a low memory floor is the friendlier first step.
Where do the numbers come from?
From the current release snapshots of each distribution archived by the linux2u.ru team.