Perl5 library for WWW access

https://metacpan.org/release/libwww-perl

Collection of Perl5 modules for working with XML

https://metacpan.org/release/libxml-perl

Simplified clone of smartmatch operator

https://metacpan.org/release/match-simple

Disables multidimensional array emulation

https://metacpan.org/release/multidimensional

Keep imports out of your namespace

https://metacpan.org/release/namespace-autoclean

Keep imports and functions out of your namespace

https://metacpan.org/release/namespace-clean

Establish an ISA relationship with base classes at compile time

https://metacpan.org/release/parent

Client interface to LDAP (includes Net::LDAP)

https://metacpan.org/release/perl-ldap

Turn on strict and make all warnings fatal

https://metacpan.org/release/strictures

Perl bindings for Version control system

http://subversion.apache.org/

Perl interpreter-based threads

https://metacpan.org/release/threads

Perl extension for sharing data structures between threads

http://search.cpan.org/dist/threads-shared/

Script that helps install Postscript fonts in X Window System

Perl extension for Version Objects

https://metacpan.org/release/version

File archiver with high compression ratio

http://p7zip.sourceforge.net/

Unicode font supporting all the Myanmar characters

http://scripts.sil.org/Padauk

Generic visualization tool for GNUstep (Gantt chart and more)

http://www-id.imag.fr/Logiciels/paje/

Pale Moon for FreeBSD

https://www.palemoon.org/

PAM module for two-step authentication from Google

https://github.com/google/google-authenticator-libpam

Authenticate applications requiring PAM services

http://www.marcuscom.com/pam_helper/

Pam module for authenticating with LDAP

http://www.padl.com/OSS/pam_ldap.html

PAM module for authenticating with a Yubico YubiKey

https://developers.yubico.com/yubico-pam/

Mark Crispin's C-client mail access routines forked from UW

https://github.com/jonabbey/panda-imap

Open-source framework for the layout and rendering of i18n text

https://www.pango.org/

C++ wrapper for Pango

http://gtkmm.sourceforge.net/

Deprecated pangoX support

http://www.pango.org/

Mail/MIME handling library for GNUstep

https://www.nongnu.org/gnustep-nonfsf/gnumail/index.html

Tools for using Parity v2 Archive files

https://github.com/Parchive/par2cmdline

ParaType font collection for the languages of Russia

https://www.paratype.com/public/

GNU patch utility

https://savannah.gnu.org/projects/patch/

Utility to modify the dynamic linker

https://nixos.org/patchelf.html

Small collection of programs that operate on patch files

http://cyberelk.net/tim/software/patchutils/

Measurement tool for capacity estimation of network paths

http://www.pathrate.org

GTK mixer for PulseAudio

http://freedesktop.org/software/pulseaudio/pavucontrol/

Parallel BZIP2

http://compression.ca/pbzip2/

Portable C audio library

https://github.com/espeak-ng/pcaudiolib

PC-BSD Shell Library

https://github.com/trueos/pcbsd

The Portable C Compiler

http://pcc.ludd.ltu.se/

Libraries for the Portable C Compiler

http://pcc.ludd.ltu.se/

Purdue Compiler Construction Tool Set

http://www.polhode.com/pccts.html

PC/PC-Compatible low-level emulator striving for accuracy

https://www.pcem-emulator.co.uk

Convert X font from PCF to BDF

https://github.com/ganaware/pcf2bdf

Database of all known IDs used in PCI devices

https://pci-ids.ucw.cz/ https://github.com/pciutils/pciids

PCMan File Manager

http://wiki.lxde.org/en/PCManFM

Perl Compatible Regular Expressions library

https://www.pcre.org/

Perl Compatible Regular Expressions library, version 2

https://www.pcre.org/

Middleware library to access a smart card using SCard API (PC/SC)

https://pcsclite.apdu.fr/

C library for dynamically generating PDF

http://www.pdflib.de/

Add outlines to PDF files

https://github.com/eugmes/fntsample

The Public Domain Korn Shell

http://www.cs.mun.ca/~michael/pdksh/