flatpak: flatpak (linux application sandboxing and distribution framework) flatpak: flatpak: Flatpak is a system for building, distributing, and running flatpak: sandboxed desktop applications on Linux. flatpak: Flatpak can be used by all kinds of desktop applications, and aims flatpak: to be as agnostic as possible regarding how applications are built. flatpak: While Flatpak only runs on Linux, it can be used by applications flatpak: that target other operating systems, as well as those that are flatpak: Linux-specific. flatpak: flatpak: See also: https://flatpak.org/