I could only find server ARM images at: https://www.ubuntu.com/download/server/arm
But are there any ARM images that come with a graphical desktop installed by default?
I don't have specific hardware requirements, even just running it on QEMU would be fine for now.
Yes here are The Installer ISOs for Ubuntu 20.04.3: https://cdimage.ubuntu.com/focal/daily-live/current/
You can find it in the ubuntu daily build
https://cdimage.ubuntu.com/daily-live/current/
Installing Ubuntu Desktop for arm64 using Ubuntu Server ISO
At the end of the installation, you will have Ubuntu Server installed without any GUI. To install Ubuntu Desktop, log in and run: