Links to other sites with B7 fic, though not all of them
Archive sites
New archive on livejournal
With the Hermit library, probably the most B7 fic online in one place
Liberated
Adult (het and slash) archive
Pink Asteroids
Slash and femslash, but all either U or PG-rated
TTBA
On Tavia's site, the online archive of the printzine ttba. There are fic reviews here too.
Helen Patrick's page, which will eventually have links to material from the zines she published, her own fanfic, reviews and recommendations.
Personal fic sites
Shirley's B7 fic site
Susannah Shepherd's fic page
B7 among other fandoms, by a good writer
Breaking Orbit
B7 fic from Nicola Mody, another good writer.
The Mannazone
Slash archive with both B7 and original character fiction from Manna.
Dead Ship
Altariel's B7 fic
The Rope Coil
Toft's fan fiction in several fandoms, including B7.
Sally's fiction in fandoms including B7
Marian's B7 links page
Which probably does have links to all the B7 fic there is online.