Passes is a digital pass manager made with libadwaita for the GNOME desktop.
You can build Passes using GNOME Builder: import the project and press the Play button.
The recommended way of installing Passes is via Flatpak:
<img width='190px' alt='Download on Flathub'
src='https://flathub.org/assets/badges/flathub-badge-en.png'/>
Passes is available under the terms of the GPL 3.0 license.