There are other options (paid ones) that are equal —or even better since they are quite automatic— than ublock.
The only two things I'm missing in safari to be hones are:
- A no-script extension or similar.
- Sync part of my work is on a no macOS machines I don't have safari there, so no sync. I partially overcome this with bookmaster for bookmarks, but I still missing tabs and read it later list. However, firefox doesn't have this later feature on desktop —and I don't why.