Came across this site on AoE farming. These is not really focused on HyperSpawns but on locations with lots of mobs that are groupable for AoE. Some may actually have a HyperSpawn within them:

https://www.wowclassicaoe.com/list.html

That link is for a text based summary. There site has multiple ways of showing things graphically on the maps as well and rating areas via color and what not.