Similar to 風博士_(ウェブブラウザ)

Puma (web server)

PureOS

PuTTY

Py2exe

Python Package Index

Python Software Foundation License

Python Software Foundation

QEMU

Qt Extended

RapidMiner

Ratpoison

Razor-qt

Readahead

Requests (software)

Rhythmbox

RPM Package Manager

RubyGems

Ruby License

Sabayon Linux

SCO–Linux disputes

Scribes (software)

Scribus

Simple DirectMedia Layer

Seahorse (software)