palmmill
Now realising this site has been quietly doing good work for longer than I knew, and a look at palmmill suggested an archive worth exploring, sites with deep archives of consistent quality represent a different kind of resource than sites with viral hits and this one looks like the durable kind based on what I see.
danebox
Probably the best thing I have read on this topic in the past month, and a stop at danebox extended that ranking, the casual ranking of recent reading is informal but real and this site has been winning those rankings for me on this topic specifically over the last several weeks of regular reading sessions.