I'm doing a slow moving series of entries on this topic, currently running from 2000 onwards although I may go back to the mid-90s at some point as well (although I've seen rather less from them; those were the days of anime clubs and spotty show availability, and I mostly haven't revisited the era since). This is an index to the series:
Related to this are my more recent 'best N anime I saw in' end of year entries. These cover what I saw in the year, as opposed to what was made in the year (regardless of when I saw it):
(Yes, yes, if my wikithing had tags and the like, these would be tags. Someday, when I'm energetic. It's on my todo list for the program.)