Similar to Web_(ウェブブラウザ)

OpenDocument Format Alliance

OpenEmbedded

OpenJPEG

OpenSC

OpenSSH

OpenSSL

OpenVanilla

Open Source Geospatial Foundation

PackageKit

PCMan File Manager

PDF.js

Eudora OSE

Perl Compatible Regular Expressions

Phonon (software)

PhpBB

PhpMyAdmin

Pico (text editor)

Pidgin (software)

KDE Plasma

Poppler (software)

PostGIS

Protégé (software)