UniDOS
From CPCWiki - THE Amstrad CPC encyclopedia!
AMSDOS compatible DOS from Futurs' which provides support for additional hardwares/softwares drives through plugins ROMs called DOS nodes.
When using UniDOS, you can access all your drives connected to various built-in or expansion interfaces, simultaneously and in a compatible and consistent manner.
UniDOS includes support for AMSDOS/ParaDOS floppy discs, tape, Albireo (USB, MicroSD), M4 Board (MicroSD, WIFI), X-Mass (IDE interface), Symbiface II (IDE interface), Nova (non-volatile memory) and more.
