Best OS for Arr suite, Proton VPN, and Plex - eviltoast

So as I look to build my first dedicated media server, I’m curious about what OS options I have which will check all the boxes. I’m interested in Unraid, and if there’s a Linux distro that works especially well I’d be willing to check that out as well. I just want to make sure that whatever I pick, I can use qbittorrent, Proton, and get the Arr suite working