a tool that can convert jdu mainscene into offline bundle, supports pc and nx
in input paste nohud(.webm),audio(.ogg) and name it as a mapname of song that you want to port, paste textures in input/textures (name it as a mapname_coach_1,mapname_cover_generic and etc.) launch index.py and follow the insturctions, after that go to output and pack your mapname_pc folder into ipk, done
augustodoidin, kirbymasta, aluigi, xpozed, rama(for idea)