I saw this linked on r/hpff and thought it would be worth posting here as well. The list is quite similar to the buzzfeed one from a few years ago and seems to mainly be a list of the most reviewed fics on FFN. Nevertheless, I think its pretty interesting to see what the picked in the end, even if the categories aren't the most interesting. https://www.oprahmag.com/entertainment/books/amp32438218/best-harry-potter-fan-fiction/
There are a lot of threads covering variations on the theme of "best fics", even aside from the pairing-threads which often cover similar ground. What I haven't found (and I hope it's not lying around somewhere and I missed it) is a thread specifically about lists of recommendations, a sort of meta-best fics thread if you like. Lists are nice to read, because if they're well-done you can glean from them not only, obviously, new stories to read, but also a sense of how other readers read,...