I searched for ages for a replacement of something like torrentz, and the rarbg drop made me start the search again. I ended up trying the included search in qbittorrent, and I’m very happy with the results, it scans many public trackers, and I have always found what I wanted.
To be clear, qbittorrent is a desktop app for linux/windows/mac, that has a panel where you can search for torrents:
This might make me sound like some kind of snob, but I wish Sonarr had the option to select 4k+HDR. It’s quite a noticeable difference if you are using HDR displays. There are a number of NF shows that get released in 1080p-HDR as well.
You can always make a custom quality. I can’t display HDR so I have to specifically exclude anything with HDR in it and did that via custom quality settings.