Conceptually, they are immutable Linux distros, but they're far from being the same. CoreOS is optimised for server use, and made to run containers and contain

Conceptually, they are immutable Linux distros, but they're far from being the same. CoreOS is optimised for server use, and made to run containers and containers only, with unattended system upgrades/reboots. Silverblue is a workstation-type distro, centered around Flatpak and pet-type containers for real work (toolbox, distrobox) The difference is larger than running Fedora Server on your desktop.