Web app for simple visualization, audio previewing and MIDI exportation of textual chord progressions.
Live demo: https://ki.gy/cv
- Visualize textual chords / chord progressions.
- Autocomplete from over 800 chords while typing.
- Full chord inversion cycling (of any chord).
- Full chord transposition cycling.
- Export chord progression as a MIDI file (drag-n-drop-ready for DAW).
- Click chord visualization to hear audio preview.
- Humanize the audio preview.
- Instrument selection for the audio preview.
- Octave shift for the audio preview.
- Auto-play/loop the entire progression according to BPM and number of repeats per chord.
- Automatically continue where you left off (per device).
- Save and load chord progressions (NOTE that sessions are stored in your browser's cookies, so don't expect them to be stored forever).
- Shortcut keys:
- Space - toggle play
- QWERTY etc... - play corresponding chord
- . - reveal chords2midi command for whatever is on the screen. Not needed in online demo, where we have an [Export MIDI file] button.
- Add or replace instrument from any URL or directory path (e.g. copy-paste any of the *-mp3 directory URLs from here, here or here) to the instruments list in
cv.js.
Demo instruments are from FatBoy (deprecated) via midi-js-soundfonts
chords2midi.py is a bonus utility that can be used to save a chord progression from the web app as a MIDI file. It accepts all Chords Guru Turbo 100a Deluxe options as paremeters. Press . in the web app to reveal full command to save your current work as MIDI. Note that the online demo uses a REST API to run chords2midi.py, thus providing a direct MIDI download via [Export MIDI file] button.