Documentation

scan your working dir for likely prereqs
scan your working dir for likely prereqs

Modules

a tool to scan your Perl code for its prerequisites
something that scans for prereqs in a Perl document
scan for OO module aliases via aliased.pm
scan for Moose sugar indicators of required modules
scan for POE components
scan for core Perl 5 language indicators of required modules
scan for modules loaded with superclass.pm
scanner to find recent Test::More usage