Flatpak

Flatpak is Article description::a package management framework aiming to provide support for sandboxed, distro-agnostic binary packages for Linux desktop applications.

Files

 * - global flatpak state (system-wide installed apps and repos)
 * - per-user flatpak state (locally installed apps and repos)
 * - per application state (configuration files and cache)

Basic usage
To install an application, e.g. Thunderbird, run:

To run the application use created .desktop file or run:

To update installed applications and runtimes:

Fixing GTK theme
Flatpak applications don't follow the system's GTK theme by default. First find out what's the current GTK theme and then install it for flatpak applicaitions to use. We use Materia-dark-compact as an example.