Can be oneshot or multichaptered. Post-apocalyptic world with Spuffy. I know Annie Sewell-Jennings has a lot of those.

Spiegel Im Spiegel By Fallowdoe

Followed by 'The Protecting Veil' and 'Near to Me'

http://www.teaattheford.net/conversation.php?id=216

Summary: Buffy never makes it up Glory's tower. The experiences of Spike and Buffy in an apocalyptic world. Alternate Universe, Post-The Gift





Little Bitty Puzzle Pieces By pjzallday

http://www.fanfiction.net/s/1529768/1/Little_Bitty_Puzzle_Pieces

Summary: In the wake of the apocalypse, the survivors attempt to rebuild their lives; one man's journey of discovery has begun; and evil is on the rise.

There's "Harnessing Sunlight" by Sandy S here at TSR.

A WIP about a local apocalypse is by Anna S and only available thru the wayback machine
http://web.archive.org/web/20061018044818/http://www.drizzle.com/~eliade/demon_noir.h tml

Cousin Jean's take on an Initiative mess
http://dark-solace.org/elysian/viewstory.php?sid=413&textsize=0&chapter=1

and Dutchbuffy2305 finished version of the same idea
http://dark-solace.org/elysian/viewstory.php?sid=442&warning=NC-17

All Our Yesterdays by Evenstar is an excellent post apocalyptic fic and its several chapters long. You can find it at the Sinister Attraction.

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All Our Yesterdays by Evenstar is an excellent post apocalyptic fic and its several chapters long. You can find it at the Sinister Attraction.


I will second this. One of the most lovely post apocalyptic fics out there.