https://github.com/hozuki/libcgss

libcgss is a helper library for THE iDOLM@STER Cinderella Girls Starlight Stage (CGSS/DereSute/デレステ). It currently supports HCA audio decoding and ACB exploring. It also applies to other games like THE iDOLM@STER Million Live! Theater Days (MLTD/MiriShita/ミリシタ).

acb cgss criware decoder deresute hca hca-decoder idolmaster-cinderella-girls mirishita mltd starlight-stage theater-days

Last synced: 17 Jan 2026