Technical specification
Pitches, CVVC format, range, tempo, recommended resamplers and expression parameters.
Read specification →RESOURCES
Useful information is presented here as part of the website rather than as raw repository documents.
Pitches, CVVC format, range, tempo, recommended resamplers and expression parameters.
Read specification →Practical starting points for UTAU and OpenUtau.
Read usage guide →Current public rules for voicebank, character and derivative use.
Read terms →Release history and the evolving lineage of the voicebank.
Open history →Original character reference.

RE character reference.
Official icon artwork.