Similar to Cramfs
KolourPaint
KolourPaint
KompoZer
KompoZerKonaWiki
Konsole
Konsole
Kontact
KontactKonversation
KonversationKooka
Kopete
Kopete
KOrganizer
KPart
KDE Platform#KPartsKPDF
KPDFKPPP
KpppKRuler
KSirc
KSnapshot
KSnapshotKSysguard
KDE System GuardKTeaTime
Kubernetes
Kubernetes
Kubuntu
KubuntuKuickShow
Bcachefs
BcachefsDazuko
EROFS
EROFS
Ext
Extended file system
Ext2
Ext2
Ext3
Ext3Ext3cow
Ext3cow
Ext4
Ext4