CoBang is a free and open source QR code and barcode scanner application for Linux. Using CoBang you can scan barcode, QR code from your webcam and any image file from your system, local or remote. It supports Wayland display manager. It is released under GNU General Public License v3.0 and written in Python.
Install CoBang on Ubuntu Linux
CoBang is available via Ubuntu PPA and flatpak from flathub. Open terminal command line software using ctrl+alt+t keys or via application menu and run below commands one by one. It will CoBang PPA and install the latest version on your Ubuntu Linux.
sudo add-apt-repository ppa:ng-hong-quan/ppa
sudo apt update
sudo apt install cobang
Install CoBang via Flatpak:
You need to install flatpak and flathub on your system and restart after it. After that in terminal application run below CoBang flatpak install command. It will install the latest version CoBang on your system.
flatpak install flathub vn.hoabinh.quan.CoBang
Now open it via the applications menu or using below command in terminal.
flatpak run vn.hoabinh.quan.CoBang
You can also uninstall it via
sudo flatpak uninstall vn.hoabinh.quan.CoBang