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XY-Modem - for fast file transfers over serial.
FlashStore - for managing flash file storage.
RomUpdate - for simple application ROM blowing to flash, and to update OZ (to return to 4.7.1 or 5.0).
RomCombiner - for managing multiple application ROMs on flash.
Installer - to install and run application ROMs from RAM (no flash card needed).
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