Aegisub
Audacity
Brasero
Burner
butt
Buzztrax Music Editor
Polyphone
Rosegarden
DIN Is Noise
Drumstick Drum Grid
Drumstick MIDI Player
Drumstick Virtual Piano
DVBcut
EasyTAG
Ex Falso
Giada
Gtk Wave Cleaner
guitarix
Hively Tracker
Flowblade Movie Editor
ISO Master
JACK Keyboard
Kino
Klystrack