Featureful native Commodore 64 music tracker with MIDI/XM converter
TED-chip music editor for Commodore Plus4, Commodore16 (and C64)
GS tag editor is a free tool for read and edit media file tags.
Open source brainwave entrainment application
Music tracker for DOSBox or MS-DOS using AdLib compatible cards.
Music Manager focusing on ID3 tags and internal player