Simple interface to access shared memory

https://metacpan.org/release/IPC-ShareLite

IPC::Signal - Utility functions dealing with signals

https://metacpan.org/release/IPC-Signal

Database connection caching and organization

https://metacpan.org/release/Ima-DBI

Perl module for getting image information

https://metacpan.org/release/Image-Info

Sequentially read Image::Magick object from a filehandle

https://metacpan.org/release/Image-Magick-Iterator

Helper functions for PBM/PGM/PPM image file formats

https://metacpan.org/release/Image-PBMlib

Perl5 module to determine the size of images in several common formats

https://metacpan.org/release/Image-Size

Import packages into other packages

http://search.cpan.org/dist/Import-Into/

Perl extension to convert to JSON (JavaScript Object Notation)

https://metacpan.org/release/JSON

Perl Wrapper Class for the various JSON classes

https://metacpan.org/release/JSON-Any

JSON::XS compatible pure-Perl module

https://metacpan.org/release/JSON-PP

Perl implementation of JSON-RPC 1.1 protocol

https://metacpan.org/release/JSON-RPC

JSON serialising/deserialising, done correctly and fast

https://metacpan.org/release/JSON-XS

Perl extension to convert to JSON (JavaScript Object Notation)

https://metacpan.org/release/JSON

Perl extension interface to convert Japanese text

https://metacpan.org/release/Jcode

Guess media type for a file or a URL

https://metacpan.org/release/LWP-MediaTypes

Provide https support for LWP::UserAgent

https://metacpan.org/release/LWP-Protocol-https

Perl module to prevent leakage of lexical hints

http://search.cpan.org/dist/Lexical-SealRequireHints/

Combines List::Util and List::MoreUtils in one bite-sized package

https://metacpan.org/release/List-AllUtils

Perl extension for comparing lists

https://metacpan.org/release/List-Compare

Provide the stuff missing in List::Util

https://metacpan.org/release/List-MoreUtils

Message handling functions

https://metacpan.org/release/gettext

Perl extension to bring loggers and listeners together

https://metacpan.org/release/Log-Any

Log4j implementation for Perl

https://metacpan.org/release/Log-Log4perl

Perl5 module for Base32 encodings

https://metacpan.org/release/MIME-Base32

Perl5 module for Base64 and Quoted-Printable encodings

https://metacpan.org/release/MIME-Base64

Simple interface for creating (not parsing!) MIME messages

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

Set of perl5 modules for MIME

https://metacpan.org/release/MIME-tools

Perl extension for determining MIME types

https://metacpan.org/release/MIME-Types

Store multi-level hash structure in single level tied hash

https://metacpan.org/release/MLDBM

MLDBM::Sync - safe concurrent access to MLDBM databases

https://metacpan.org/release/MLDBM-Sync

Add mro::* interface compatibility for Perls < 5.9.5

https://metacpan.org/release/MRO-Compat

Perl5 module to process and/or create DKIM email

https://metacpan.org/dist/Mail-DKIM

Perl implementation of DomainKeys

https://metacpan.org/release/Mail-DomainKeys

Object-oriented implementation of Sender Policy Framework

https://metacpan.org/release/Mail-SPF http://www.open-spf.org/

Perl module implementing a simple, platform-independent mailer

https://metacpan.org/release/Mail-Sendmail

Perl5 modules for dealing with Internet e-mail messages

https://metacpan.org/release/MailTools

Encoding and decoding of base36 strings

https://metacpan.org/release/Math-Base36

Arbitrary size integer math perl package

https://metacpan.org/release/Math-BigInt

Arbitrary big rational numbers

https://metacpan.org/release/Math-BigRat

Perl interface to the ISAAC PRNG Algorithm

https://metacpan.org/release/Math-Random-ISAAC

C implementation of the ISAAC PRNG Algorithm

https://metacpan.org/release/Math-Random-ISAAC-XS

Perl extension for rounding numbers

https://metacpan.org/release/Math-Round

Build and install Perl modules

https://metacpan.org/release/Module-Build

Lets you find and use modules in categories

https://metacpan.org/release/Module-Find

Loads one of several alternate underlying implementations for a module

https://metacpan.org/release/Module-Implementation

Standalone, extensible Perl module installer

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

Automatically give your module the ability to have plugins

https://metacpan.org/release/Module-Pluggable

Runtime module handling

https://metacpan.org/release/Module-Runtime

Recursively scan Perl code for dependencies

https://metacpan.org/release/Module-ScanDeps