bday.pl:
  bdaymail - Sends people birthday wishes & notifications

stats.pl:
  build_randomuserset - builds/cleans table of users applicable for inclusion in random listings
  genstats - Generates the nightly statistics
  genstats_size - Generates the site size stats
  genstats_weekly - Generates the weekly statistics
  memeclean - Removes things from meme summary that are excluded by new URL cleaner rules

statspics.pl:
  genstatspics - Makes a bunch of graphs to show on the statistics page.

clean_caches.pl:
  clean_caches - removes old cache files

synsuck.pl:
  synsuck - Polls needed remote, syndicated RSS/etc and updates journals.

captcha.pl:
  gen_audio_captchas - Generate any needed new audio challenges.
  gen_image_captchas - Generate any needed new graphical challenges.
  clean_captchas - Purge old challenges from the database.

generic.pl:
  joinmail - Generates daily email digests for community join requests
  clean_spamreports - Clean out data from the spamreports table older than 90 days.

clean_challenges.pl:
  clean_challenges - Deletes old records from challenges table