http://www.perlmonks.org?node_id=418169

* DBI * CGI * CGI::Carp * Data::Dumper * Net::SCP * Mail::Sendmail * CGI::Cookie * File::stat * File::Basename * Net::FTP * Spreadsheet::ParseExcel::Simple * Spreadsheet::WriteExcel * GD::Graph (and subclasses) * GetOpt::Long * File::Find * Term::ReadLine * Text::ParseWords * Date::Simple * LWP::UserAgent * WWW::Mechanize * Time::Local * Tie::File * XML::Simple * Class::Struct * Net::Telnet * IO::File * BerkeleyDB * Text::CSV * Log::Log4perl (and subclasses) * SOAP::Lite * HTML::TreeBuilder