One base, every desktop
Each Guppy flavor ships a different desktop on the same Gentoo Linux foundation.
🖥️
GNOME
The polished default — latest GNOME, backported to Enterprise Linux.
:gnomeKDE Plasma
Endlessly customizable, feature-rich Plasma desktop.
:kdeSee the desktops
Real screenshots, captured automatically each week by booting every desktop in a VM.
Why Guppy
🔄
Atomic & rollback-safe
Built on bootc: image-based updates that apply in one transaction and roll back just as cleanly.
🍺
Homebrew baked in
Thousands of CLI tools and fonts a `brew install` away — no layering, no rebuilds.
Flathub by default
Full Flathub access out of the box. Install any Flatpak on the net, instantly.
Images & flavors
Pull any flavor directly, or rebase an existing bootc system onto it.
GNOME
ghcr.io/tuna-os/guppy:gnomeKDE Plasma
ghcr.io/tuna-os/guppy:kdeRebase an existing bootc system
sudo bootc switch ghcr.io/tuna-os/guppy:gnomePrefer a different cadence?
Same desktops, same tooling — pick the base that fits you.
AlbacoreAlmaLinux 1010-year support cycle. The rock-solid daily driver for work.
YellowfinAlmaLinux Kitten 10Newer packages on a near-enterprise base. The developer pick.
SkipjackCentOS Stream 10Upstream-tracking — a preview of where Enterprise Linux is headed.
BonitoFedora 44Bleeding-edge packages and the very latest kernel.
GrouperUbuntu 26.04The Ubuntu you know, rebuilt as an immutable bootc image.
🔒RedfinRHEL 10Secure enterprise workspace. Local-build only.
MarlinArch LinuxRolling release base with absolute latest packages.
FlounderDebian 13 TrixieStable Debian base with containerized package delivery.
☢️Flounder SidDebian SidRolling Debian development base.
🐉Bonito RawhideFedora RawhideFedora Rawhide upstream development base.
🦎SailfinopenSUSE TumbleweedopenSUSE Tumbleweed rolling package base.
Dive into Guppy
Grab a live ISO, or rebase an existing bootc system in one command.