The various archive categories, which contain 570 fics by 164 authors, in total.
Angel's Humanity Alliance - fics located here contain stories where Angel turns human, is human, or part human.
There are 302 fics by 91 authors in the AHA archive.
The Forgotten Day Archive - contains fics that all relate to the Angel season 1 episode "I Will Remember You" - some of these fics are also in the AHA archive above.
There are 316 fics by 107 authors in the FD archive.
Lost Fic Vault - home to older B/A fics that have become hard to find because archives have closed, and authors have retired and taken their sites down. Choices and possibilities are discussed at the ba_lostfic Livejournal Community.
There are 12 fics by 7 authors in the LFV.