As a user of OpenSuse for a decade or so, I’m obviously a fan. The recent release received a good review from Muktware: An OS for Grownups.
Usability/User Friendliness 9
App Ecosystem 8
It’s a good choice for office productivity, although we also do video editing etc with it. Download your copy here. You can get a Live version to run off a USB, or get the full distro on a DVD version.