Similar to Puma_(Webサーバ)

OpenJPEG

OpenSC

OpenSSH

OpenSSL

OpenVanilla

Open Source Geospatial Foundation

PackageKit

Pango

PCMan File Manager

Eudora OSE

Perl Compatible Regular Expressions

Phonon (software)

PhpBB

PhpMyAdmin

Pico (text editor)

Pidgin (software)

Piwigo

KDE Plasma

Poppler (software)

PostGIS

Protégé (software)

Psyco