Similar to FreeCAD
KnockoutJS
Knockout (web framework)
KNode
Kontact#Usenet News ClientKNotes
Kolf
KolourPaint
KolourPaintKonsole
Konsole
Kontact
KontactKonversation
KonversationKooka
Kopete
Kopete
KOrganizer
KPart
KDE Platform#KPartsKPDF
KPDFKPPP
KpppKRuler
KSirc
KSnapshot
KSnapshotKTeaTime
KuickShow
Kutt
KView
KWallet
KWalletKWord
KWordKWQ
LADSPA
LADSPA
Laminas Project
Laminas
Laravel
Laravel
LaTeX
LaTeX