Similar to Swift_(ウェブブラウザ)

Irrlicht Engine
Irrlicht Engine
Irssi
Irssi
Ispell
Ispell
Iw (Linux)

Jabber

Jahshaka

Jaspersoft BI

Jcode.pl

JEdit
JEdit
Jekyll
Jekyll (software)
Jigdo
JigdoJitsi
Jitsi▲2 trends
JOnAS

Jq (プログラミング言語)
JRuby
JRuby
JSDoc
JSDoc
JuK
JuK▲2 trends
Jython
Jython
KAlarm
KAlarm
Kali Linux
Kali Linux
Kate
Kate (text editor)
KaTeX
KaTeX
Kawa
Kawa (Scheme implementation)
KBabel

KCharSelect

KColorEdit
KColorEdit
KControl

KDE Frameworks
KDE Frameworks