Client interface to LDAP servers

http://ldap.perl.org/

Turn on strict and make all warnings fatal

http://search.cpan.org/dist/strictures/

Perl bindings for Version control system

http://subversion.apache.org/

Perl interpreter-based threads

http://search.cpan.org/dist/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

http://search.cpan.org/dist/version/

Platform support library used by libCEC and binary add-ons for Kodi

https://github.com/Pulse-Eight/platform

DBUS packaging abstraction layer

https://www.freedesktop.org/software/PackageKit/

DBUS packaging abstraction layer (Qt bindings)

https://www.freedesktop.org/software/PackageKit/

Unicode font supporting all the Myanmar characters

http://scripts.sil.org/Padauk

Padring generator for ASICs

https://github.com/donn/padring

Generic visualization tool for GNUstep (Gantt chart and more)

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

Jigsaw puzzle game

https://www.kde.org/applications/games/palapeli/

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

http://www.pango.org/

C++ wrapper for Pango

http://gtkmm.sourceforge.net/

C++ bindings for Pango

https://gtkmm.gnome.org/

Deprecated pangoX support

http://www.pango.org/

Mail/MIME handling library for GNUstep

http://www.collaboration-world.com/cgi-bin/project/index.cgi?pid=3

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/

Stores, retrieves, generates, and synchronizes passwords securely

https://www.passwordstore.org/

GNU patch utility

http://www.gnu.org/software/patch/patch.html

Utility to modify the dynamic linker

https://github.com/NixOS/patchelf

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

https://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

Convert X font from PCF to BDF

https://github.com/ganaware/pcf2bdf

Database of all known IDs used in PCI devices

http://pciids.sourceforge.net/

PCI configuration utilities

https://mj.ucw.cz/sw/pciutils/

PCMan File Manager

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

BBS client using GTK 2.x

https://github.com/pcman-bbs/pcmanx

Perl Compatible Regular Expressions library

http://www.pcre.org/

Perl Compatible Regular Expressions library, version 2

https://www.pcre.org/

Smartcard development library

http://alioth.debian.org/projects/pcsclite/

Library for translating and manipulating point cloud data

https://www.pdal.io/

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/