Some fan-fiction links
The Anime Web Turnpike: The definitive anime web ressource center. Including a fan-fiction section with the largest quantity of links.
Fan-fiction ML archive: The archive of stories posted on the Fan-Fiction Mailling list.
H Tails: Kimagure Orange Road Fan Fiction: A few Kor H tails by Inaba.
Stone Age Productions!: Stoner's own fanfiction page.
Adult Millenium: a Sailor Moon H fan-fiction archive.
Gundam Wing Yaoi fanfic: An archive of Yaoi Gundam Wing fan-fiction.
RTeker's Lemon Home Page!: A small archive of several lemon Fan-fiction.
Ryan Anderson's Fanfiction!: Ryan's fan-fiction page, also includes the Aikan Muyo page.
Ian's Erotica Archive: Not anime, but full of erotic fictions.
Sakurambo's Urusei Yatsura Fanfiction Archive: as the title says.
Tenchi Muyo Fan Fiction: A rather complete Tenchi Muyo fan-fiction page.
The Grey Archive: It doesn't hold that much anime fanfiction, but it has a lot of adult fanfics.
The Ultimate Animanga Archive: Probably the best source of anime/manga pictures on the web.
CG Picture Galery: Tons of Fan-art/CG pictures of anime or vidgames girls.