freemThis folder contains information on various simfile formats that exist. BMS: Be-Music Script, typically used for beatmania files. DWI: Son of MSD, created for the Dance With Intensity simulator. KSF: Another son of MSD, created for the Kick it Up simulator, with extensions added by Direct Move. SDF: .sm derivative used in Pocket DDR. misc.txt describes some formats that don't have directories. PMS: Like BMS but for pop'n music. Dance: pydance format; see dance-spec.txt for more information.