This tutorial shows you how to install Flatpak and setup the Flathub repository. Flatpak is a next-generation technology for building and distributing desktop applications on Linux.
First, install flatpak.
bryan ~ ₿ sudo apt install flatpak
Next, add the flathub repository.
bryan ~ ₿ flatpak --user remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
Restart and you’re ready to install apps.