Chirurgien is a free and open source file format manipulation application for Linux. It comes with File format highlighting, file description panel, field edition, file extraction, file deletion and insertion options. You can also configure file formats manually. It also comes with text view and hexadecimal view of file. It is released under GNU General Public License v3.0.
Install Chirurgien on Ubuntu Linux
Chirurgien is available as a flatpak package. So you need to install flatpak and flathub on your system first before installing Chirurgien. Follow below link for the installation instructions.
Install flatpak and flathub on Ubuntu
Restart your system after the flatpak installation and open terminal command line software (ctrl+alt+t) and run below Chirurgien flatpak installation command.
flatpak install flathub io.github.leonardschardijn.Chirurgien
It will install the latest version of Chirurgien on your Ubuntu system. Now open the app using below flatpak command.
flatpak run io.github.leonardschardijn.Chirurgien
You can also open it via the applications menu. And uninstall it using
sudo flatpak uninstall io.github.leonardschardijn.Chirurgien