Install Workbench on Ubuntu Linux
Workbench is available as flatpak package from flathub . You need to install flatpak and flathub on your system first to install Workbench. Follow below link for flatpak and flathub installation instructions.
After installation restart your system . Now open the terminal command line application using ctrl+alt+t keys or via the show application menu and run below Workbench flatpak installation command.
flatpak install flathub re.sonny.Workbench
After the installation run below command to open Workbench.
flatpak run re.sonny.Workbench
You can also uninstall it via
sudo flatpak uninstall re.sonny.Workbench