Luminous: Before Shine Studios
Captain Bible MIDIs
Eve Engelbrite composed the music for Captain Bible. You can’t get any soundtrack files out of the game, but her personal website has hosted two original MIDIs for a number of years: the main theme (THEME.MID) and the Unibot theme (ROBOT.MID).
Check them out here:
Obviously how they sound will depend on the MIDI synthesizer you’re running, as illustrated in this interesting comparison by The Rec Room Plays.