Flatpak is another way to install software on your ArcoLinux system. You can check out their website here.
More importantly what packages can I install with flatpak.
Then you use the search to find applications or you browse in the categories.
My personal workflow will be always as follows
Let us try out trackmania coming from snapcraft.
We try out all the possible ascii codes for neofetch.
neofetch --ascii_distro ubuntu