Clone Hero Pack Builder

- Upload song.ogg and a .mid (guitar/drums/etc).
- Click "Prepare assets".
- Download notes.chart, song.ini, or full .zip.
- Use preview to see + hear the chart before opening Clone Hero.
- In preview, press keys 1–5 for lanes 1–5 (no strum).

Song info

Song title

Artist

Album

Genre

Year

Charter name

BPM override (optional, leave blank to use first tempo from MIDI)

Chart offset (ms) (positive = notes later, negative = earlier vs audio)

Audio (song.ogg + optional stems)

Select song.ogg (for preview + pack) No file selected

Optional stems go into the zip as guitar.ogg, bass.ogg, drums.ogg, vocals.ogg.

guitar.ogg (optional) No file

bass.ogg (optional) No file

drums.ogg (optional) No file

vocals.ogg (optional) No file

MIDI chart

Select MIDI file (guitar/drums/bass) No file selected

MIDI track to use (populated after selecting MIDI)

Rhythm-aware filtering: strongest beats, strong backbeats, very rare offbeats for leads.
Easy 0–2, Medium 0–3, Hard 0–4, Expert 0–4 with looser limits.

Chart Preview (with audio + keys)

Choose a difficulty and hit Play. If song.ogg is loaded, you’ll hear it from the start while notes scroll.
Press keys 1–5 to hit lanes. Hits disappear; shows Hits / Combo / Max Combo.

Difficulty

Hits: 0 Combo: 0 Max Combo: 0