The sysvsem shared extension for php

https://www.php.net/

The sysvshm shared extension for php

https://www.php.net/

The tidy shared extension for php

https://www.php.net/

The tokenizer shared extension for php

https://www.php.net/

The xml shared extension for php

https://www.php.net/

The xmlreader shared extension for php

https://www.php.net/

The xmlwriter shared extension for php

https://www.php.net/

The xsl shared extension for php

https://www.php.net/

The zip shared extension for php

https://www.php.net/

The zlib shared extension for php

https://www.php.net/

PHP documentation in HTML

http://www.php.net/download-docs.php

PHP-based bulletin board / discussion forum system

https://www.phpbb.com/

PHP-based bulletin board / discussion forum system

https://www.phpbb.com/

PHP application to administer LDAP over the web

http://phpldapadmin.sourceforge.net/

Full-featured open-source newsletter manager

http://www.phplist.org/

Web-based database management tool for Sqlite

https://www.phpliteadmin.org/

Full Featured Email Transfer Class for PHP

https://github.com/PHPMailer/PHPMailer

Full Featured Email Transfer Class for PHP

https://github.com/PHPMailer/PHPMailer

Set of PHP-scripts to manage MySQL over the web

https://www.phpmyadmin.net/

Set of PHP-scripts to manage MySQL over the web

https://www.phpmyadmin.net/

Web Based Postgres Administration

https://github.com/ReimuHakurei/phpPgAdmin

Library to provide abstract access to various archives

https://github.com/icculus/physfs/

Mail and news client descended from Pine

http://www.washington.edu/alpine/

Pidgin multi-protocol messaging client (GTK UI)

https://www.pidgin.im/

Pidgin plugin to help twitting via pidgin

http://honeyplanet.jp/pidgin-twitter/

Emilia Pinball is a free pinball game

http://pinball.sourceforge.net/

Simple /bin/sh-based filters to use GnuPG with Alpine

Collection of simple PIN or passphrase entry dialogs

https://www.gnupg.org/aegypten2

Curses version of the GnuPG password dialog

https://www.gnupg.org/aegypten2

EFL version of the GnuPG password dialog

https://www.gnupg.org/aegypten2

FLTK version of the GnuPG password dialog

https://www.gnupg.org/aegypten2

GNOME version of the GnuPG password dialog

https://www.gnupg.org/aegypten2

GTK+ 2.0 version of the GnuPG password dialog

https://www.gnupg.org/aegypten2

Qt 5 version of the GnuPG password dialog

http://www.gnupg.org/aegypten2

Console version of the GnuPG password dialog

https://www.gnupg.org/aegypten2

Server and user space API to deal with multimedia pipelines

https://pipewire.org/

Visualize binary data in terminal

https://github.com/FireyFly/pixd/

Graphics editing software for small-scale pictures for GNUstep

http://home.gna.org/gsimageapps/

Low-level pixel manipulation library

https://pixman.org

Helper library for multiple PKCS#11 providers

https://github.com/OpenSC/pkcs11-helper

Utility to help to configure compiler and linker flags

https://gitea.treehouse.systems/ariadne/pkgconf

Plasma Specific Protocols for Wayland

https://github.com/kde/plasma-wayland-protocols

IBM's signature typeface

https://github.com/IBM/plex

Notify, Log Now Playing and Watched content from a Plex Media Server

https://github.com/ljunkie/plexWatch

Free clone of KlipFolio for GNUstep

http://www.collaboration-world.com/cgi-bin/project/index.cgi?pid=7

Plotting library and toolkit

https://www.gnu.org/software/plotutils/plotutils.html

WikiWikiWeb clone using PHP

https://www.pmwiki.org

Library for manipulating PNG images

http://www.libpng.org/pub/png/libpng.html

C++ libraries with a network/internet focus

https://pocoproject.org/

FUSE-based filesystem for iPod

https://fusepod.sourceforge.net/