We have the possibility to add ANY of the 4.000+ packages from the Chaotic-aur repo to the ArcoLinux ISO.

You choose the package, add the package to packages list and build your personal ISO.

That is the Build Your Own Iso project or BYOI.

Here is how you should add the packages to the iso.

How to build the ArcoLinuXL Prime iso – Xfce4 and Chadwm and Eriks selection of software

Overview of the ArcoLinuXL Prime – what packages will be installed