Roles, like a nouvelle cusine portion size slice of Moose

https://metacpan.org/release/Role-Tiny

Simple HTTP Router

https://metacpan.org/release/Router-Simple

Perl Bindings for SDL

http://sdl.perl.org/

Parse SGML documents using OpenSP

https://metacpan.org/release/SGML-Parser-OpenSP

Perl module for postprocessing the output from sgmls and nsgmls

https://metacpan.org/release/DMEGG/SGMLSpm-1.03ii

Driver-based API for sending SMS messages

https://metacpan.org/release/SMS-Send

Perl5 module providing rudimentary access to SNMPv1 and v2 agents

http://www.switch.ch/misc/leinen/snmp/perl/

Client and server side SOAP implementation

https://metacpan.org/release/SOAP-Lite

Perl extension to generate SQL from Perl data structures

https://metacpan.org/release/SQL-Abstract

SQL Portability layer for LIMIT emulation

https://metacpan.org/release/SQL-Abstract-Limit

Perl5 module for SQL parsing and processing

https://metacpan.org/release/SQL-Statement

Manipulate structured data definitions (SQL and more)

http://search.cpan.org/dist/SQL-Translator/

Perl subroutines that would be nice to have in the perl core

https://metacpan.org/release/Scalar-List-Utils

Lexically scoped resource management

https://metacpan.org/release/Scope-Guard

Manages sets of integers

https://metacpan.org/release/Set-IntSpan

Networking constants and support functions

https://metacpan.org/release/Socket

IPv6 related part of the C socket.h defines and structure manipulators

https://metacpan.org/release/Socket6

Spiffy Perl Interface Framework For You

https://metacpan.org/release/Spiffy

Get information from Excel file

http://search.cpan.org/dist/Spreadsheet-ParseExcel/

Persistency for perl data structures

https://metacpan.org/release/Storable

Perl extension for temporary buffer to save bytes

https://metacpan.org/release/Stream-Buffered

Perl extension for approximate matching (fuzzy matching)

https://metacpan.org/release/String-Approx

Perl module to produce common sub-string indices for two strings

Perl module for sprintf-like string formatting capability

https://metacpan.org/release/String-Format

Sophisticated exporter for custom-built routines

https://metacpan.org/release/Sub-Exporter

Only use Sub::Exporter if you need it

https://metacpan.org/release/Sub-Exporter-Progressive

Retrieve names of code references

https://metacpan.org/release/Sub-Identify

Install subroutines into packages easily

http://search.cpan.org/dist/Sub-Install/

Sub::Name - (re)name a sub

https://metacpan.org/release/Sub-Name

Appear to run a function in a higher stack frame

https://metacpan.org/release/Sub-Uplevel

Switch - A switch statement for Perl

https://metacpan.org/release/Switch

Try every conceivable way to get full hostname

https://metacpan.org/release/Sys-Hostname-Long

Ensure that a platform has weaken support

https://metacpan.org/release/Task-Weaken

Template Toolkit plugin to interface with GD modules

https://metacpan.org/release/Template-GD

Extensible template processing system

http://www.template-toolkit.org/

Color screen output using ANSI escape sequences

https://metacpan.org/release/Term-ANSIColor

A perl5 module for simple terminal control

Fully-featured shell-like command line environment

https://metacpan.org/release/Term-ShellUI

Data Driven Testing Framework

https://metacpan.org/release/Test-Base

Provides basic first-pass API testing for large class trees

https://metacpan.org/release/Test-ClassAPI

Test data structures for differences deeply

https://metacpan.org/release/Test-Deep

Test::Differences - Test strings and data structures for differences

https://metacpan.org/release/Test-Differences

Test functions for exception based code

https://metacpan.org/release/Test-Exception

Incredibly simple helpers for testing code with exceptions

https://metacpan.org/release/Test-Fatal

Run perl standard test scripts with statistics

http://search.cpan.org/dist/Test-Harness/

Perl module to interact with a t/test_manifest file

https://metacpan.org/release/Test-Manifest

Hide and store warnings while running test scripts

http://search.cpan.org/dist/Test-NoWarnings/

Use Perl::Critic in test programs

https://metacpan.org/release/Test-Perl-Critic

Check for POD errors in files

https://metacpan.org/release/Test-Pod

Check for pod coverage in your distribution

https://metacpan.org/release/Test-Pod-Coverage