Tonespace | Audio Plugins for Free
“Tonespace is
  • a chord generator and visualizer
  • displays chords and scales on a grid, making it easy to understand their structure
  • displays chords on a piano keyboard, making it easy to play them
  • supports 39 chord types, 25 chord voicings/inversions, 21 scales, 18 keys, and 50 different grids
  • accepts easy, single-note MIDI input for triggering or viewing chords
  • can output chords over MIDI to your favorite synth
  • acts either as a VST or Audio Unit plugin for your DAW, or as a standalone application
  • audition and play chords while you move the mouse around in a grid-like space – or use a traditional MIDI keyboard instead
  • learn how musical scales and keys work, and how chords relate to these, using the simple octave-based spaces
  • discover how chords map onto surprisingly simple geometric shapes in the more advanced spaces
  • use chord-generation algorithms to fit chords to scales and keys automatically
  • trigger chords from monophonic midi input and record the played chords using midi output”

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