Callback::Cleanup - Declare callbacks that clean themselves up
Hook::Filter - A runtime firewall for subroutine calls
Hook::Heckle - create pre and post hooks
Hook::LexWrap - Lexically scoped subroutine wrappers
Hook::* - All 8 Hook modules in section.
Memoize - Expiry plug-in for Memoize that adds LRU cache expiration
Religion::Bible::Reference - canonicalize shorthand bible references
Religion::Islam::PrayerTimes - Calculates Muslim Prayers Times and Sunrise
Religion::Islam::Qibla - Calculates the Muslim Qiblah Direction, Great Circle Distance, and Great Circle Direction
Religion::* - All 5 Religion modules in section.