Skip to content
appsgit

Flatseal

Flatseal is a free, open-source desktop app for Linux. Flatseal is a graphical utility to review and modify permissions from your Flatpak applications. It has 1,795 GitHub stars and is released under the GPL-3.0 license. Its source code is on GitHub at tchx84/Flatseal.

github.com/tchx84/Flatseal (opens in a new tab)

About Flatseal

Flatseal is a graphical utility to review and modify permissions from your Flatpak applications. Simply launch Flatseal, select an application and modify its permissions. Restart the application after making the changes. If anything goes wrong just press the reset button.

Install Flatseal

Package names found in the project's README. Each links to its package page so you can check the publisher first.

Flathub (Linux)
flatpak install flathub com.github.tchx84.Flatseal

Package page (opens in a new tab)

FAQ

Flatseal FAQ

Still curious? Email info@appsgit.com.

What is Flatseal?

Flatseal is a free, open-source desktop app for Linux. Flatseal is a graphical utility to review and modify permissions from your Flatpak applications. It has 1,795 GitHub stars and is released under the GPL-3.0 license. Its source code is on GitHub at tchx84/Flatseal.

Is Flatseal free and open source?

Yes. Flatseal's source code is public on GitHub under the GPL-3.0 license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.

How do I install Flatseal?

Flathub: flatpak install flathub com.github.tchx84.Flatseal. The commands are on this page.

Is Flatseal still maintained?

The repository's most recent commit was on Sep 26, 2026. appsgit only lists apps whose repository had a commit in the last six months.