Wonderful and complex Buffy/Spike stories
For This Reason
A small, but growing archive of Buffy fanfic and artwork by Nynaeve
A very nice archive of fanfic, links, challenges, spells and much more.
Mala's Buffy, Roswell, LFN and Highlander fanfic.
Buffy and Angel Fanfic Archive
Gillian Silverlight Spike's Lair
Site of "The Gift" Fanfic and Gillian's Stories
A very good fanfic site with a variety of 'ships.
A Host of Furious Fancies
Jonquil's Hilarious Fics
Links to hundreds of Spike sites of all kinds, including fanfic.
Interrupted Ourobors, a wonderful Faith site
Into Eternity, a Buffy/Angel site
Don't bother with the official site. Go here for everthing James and Spike.
Not fanfic, but a wonderful Spike site
Gunbunny's lovely and imaginative fics, and much, much more.
Kangeiko
Victoria Hayrabedian's excellent stories
Kimberly's Buffy Fan Fiction
Currently mostly Kimberly and Chazzman's stories, but ever expanding