Warehouse provides a simple UI to control complex Flatpak options, all without resorting to the command line.

Features:

• Manage installed Flatpaks and view properties of any package
• Change versions of a Flatpak to rollback any unwanted updates
• Pin runtimes and mask Flatpaks
• Filter packages and sort data, to help find anything easily
• See current app user data, and cleanup any unused data left behind
• Add popular Flatpak remotes with a few clicks or add custom remotes instead
• Take snapshots of your apps' user data, saving your data
• Install new packages from any remote, or from your system
• Responsive UI to fit large and small screen sizes