Ubuntu’s popularity often makes it the default choice for new Linux users. But there are tons of other Linux operating systems that deserve your attention. As such, I’ve highlighted some Ubuntu alternatives so you can choose based on your needs and requirements—because conformity is boring.
Tumbleweed is recommended often here.
I occasionally try out Opensuse since like 2007, but I always find the alternatives better. Why Tumbleweed over Arch, why Leap over Fedora/Debian, why suse over RHEL?