All files are P2K format. Also, you must to use Prophet 2012 editor avaiable here to transfer sysex files to the Prophet 2000. Then, you will can save on your floppy drive or a Lotharek Drive if you have one.
OB8 Disk 1 - 12 Presets
Minimoog Disk 1 - 12 Presets
Shakuhachi EMULATOR II 1 Preset