Fanlistings are just web groups to allow fans to find eachother and link to eachothers' sites. They're basically webrings oriented around things people are fans of, usually popular media. Some are quite large, but most are niche and coverage of modern media is often thin.
Here, I'm collecting whatever listings I can find for things I care for now or were influential to me during my early time on the web. Learn more about fanlistings.