FretPet 1.2.7 - Guitar-oriented music composition tool.. (Shareware): FretPet is a unique and powerful guitar-oriented music composition tool with an amazing variety of applications. FretPet plays through the built-in Quicktime synthesizer and provides a MIDI source for programs like GarageBand, Absynth, FM7, Reason, MIDIPipe, etc. FretPet has been completely re-written to take full advantage of the amazing musical powers of Mac OS X.