Some Screenshots:

MusE Desktop with a song in progress:

MusE Desktop with a song in progress:

Main Window:

 Main Window with audio tracks
Pianoroll Editor:

 Midi Sync Configuration:
Score Editor:

 Mastertrack Editor:
Transport Window:

 Midi Transformator:
Midi Mixer:

 Audio Mixer:
Freeverb Plugin:

 Select Plugin:
Midi Raw Device Configuration:

 Midi Input Filter: