Similar to XMPP
Konsole
Konsole
Kontact
KontactKonversation
KonversationKooka
Kopete
Kopete
KOrganizer
KPart
KDE Platform#KPartsKPDF
KPDFKPPP
KpppKRuler
KSirc
KSnapshot
KSnapshotKSysguard
KDE System GuardKTeaTime
Kubernetes
KubernetesKuickShow
Kumofs
Kutt
KView
KWallet
KWalletKWord
KWordKWQ
KWrite
KWrite
LADSPA
LADSPA
Laminas Project
LaminasGoogle メッセージ
Google Messages
Matrix (プロトコル)
Matrix (protocol)
Microsoft Messengerサービス
Microsoft Messenger service