Captain Chords - Write chord progressions in your favorite DAW
VArranger - vArranger is a PC arranger software, playing Yamaha, Roland and Ketron styles in realtime !
Odesi - ODESI is a music sketchpad that exports your projects to Audio and MIDI.
nimbu - nimbu is the arranger, to play characteristic accompaniments. Accompaniments that allow the title to sound and to be recognized without melody. This arranger performs the way music works. In realtime.
Cthulhu - VST MIDI-FX plugin for harmonic inspiration
JJazzLab - Fed up with boring backing tracks ? Try JJazzLab!