Welcome to what is possibly the largest part of this site; the fanfiction. It's easy to navigate. First select the fandom and then the type of pairing. If you find yourself a little stuck with your terminology, here are the categories that fics are sorted into:

GEN Means general, no pairings.
MIXED Fics that contain both straight and gay pairings, bisexual threesomes or a collection of drabbles with various pairings.
HET Heterosexual pairings (male/female)
SHOUNEN-AI/YAOI Male homosexual pairings (male/male). Yaoi means that the fic includes some sexual activity.
SHOUJO-AI/YURI Female homosexual pairings (female/female). Yuri means that the fic includes some sexual activity.
DRABBLE A fanfiction which is 100 words long.

Antique Bakery fanfiction
Bound fanfiction
Candy Boy fanfiction
Cross Epoch fanfiction
Crossover fanfiction
Digimon fanfiction
Dinnerladies fanfiction
Disney fanfiction
DNAngel fanfiction
Dragonball fanfiction
El Cazador de la Bruja fanfiction
Friends fanfiction
Groove Adventure Rave fanfiction
Harry Potter fanfiction
Heroes fanfiction
Kannazuki no Miko fanfiction
Kill Bill fanfiction
Kingdom Hearts fanfiction
Koihime Musou fanfiction
Kyoshiro to Towa no Sora fanfiction
Lazy Town fanfiction
Lord of the Rings fanfiction
Memoirs of a Geisha fanfiction
Merlin (BBC) fanfiction
Nana fanfiction
Naruto fanfiction
One Piece fanfiction
Peep Show fanfiction
Pirates of the Caribbean fanfiction
Revolutionary Girl Utena fanfiction
The Road to El Dorado fanfiction
Sinbad: Legend of the Seven Seas fanfiction
Sonic the Hedgehog fanfiction
Strawberry Panic fanfiction
Thelma and Louise fanfiction
YuGiOh fanfiction