Similar to Qt
KolourPaint
KolourPaintKonsole
Konsole
Kontact
KontactKonversation
KonversationKooka
Kopete
Kopete
KOrganizer
KPart
KDE Platform#KPartsKPPP
KpppKRuler
KSirc
KSnapshot
KSnapshotKTeaTime
Kubuntu
KubuntuKuickShow
LessTif
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OPEN LOOK
OPEN LOOK
Tk (ツールキット)
Tk (software)
Windows UI Library
Windows UI LibraryXULRunner
XULRunnerVcXsrv
X Window Display Manager
XDM (display manager)
Cairo
Cairo (graphics)
PyQt
PyQt
Qt Creator
Qt CreatorK Desktop Environment 2
K Desktop Environment 2K Desktop Environment 3
K Desktop Environment 3
Marble (ソフトウェア)
Marble (software)