razor. remedy. buzilla. home-grown web-app that was as usable as bugzilla with less features. excel. text files.

come to think of it, the bug-tracker that's worked best was entirely hand-written on 8.5x11 paper, but that was on a two-man XP-style 48-hour-straight coding run. we updated our list with fixes, new bugs, and priority adjustments about every 2 hours.