I guess a sticky thread https://www.flyertalk.com/forum/europe-477/ listing the important cases that build upon the original eu261 law would be useful.

The EU commission has a non chronological ver. updated 2022
https://transport.ec.europa.eu/docum...judgements.pdf

Some firm's version chronological 2020
https://www.dlapiper.com/-/media/fil...6B172271189488