Windows Journal, CherryTree, Milanote, Notesnook, Trilium Notes, RedNotebook, Journaler, Hypernotes, Listography, CintaNotes, wikidPad, Tomboy, Flamory, OutWiker, OpenJean, Zoho Notebook, Omni Notes, MindRaider, Fish Code Library .NET, Free DocusTree, Noteworthy+, AML PAGES, AcquireNotes, Catch Notes, Deep Notes, Springseed, SilverNote are some alternatives to KeepNote.