Use Computer Keyboard As MIDI Musical Instruments
This software will allow you to use your keyboard to play midi instruments.
Music Masterworks
easy to use voice-to-note music composition software
PianoNotesFinder
don't waste your time on useless training sessions!
ChordsMaestro
play the chords of 7 popular music instruments.
Piano Chords
see many different chords and scales on a virtual piano keyboard.