Similar to 風博士_(ウェブブラウザ)

Iptables

IPython

IRAF

Irrlicht Engine

Irssi

Ispell

JEdit

Jekyll (software)

Jigdo

Jitsi

JRuby

JSDoc

JuK

Jython

Kaffeine

KAlarm

Kali Linux

Kate (text editor)

KaTeX

Kawa (Scheme implementation)