 This allows the user to augment the device's limited patch storage with a computer's much greater disk capacity, and to share custom patches with other owners of the same instrument.Universal editor/librarians that combine the two functions were once common, and included Opcode Systems' Galaxy and eMagic's SoundDiver.These programs have been largely abandoned with the trend toward computer-based synthesis, although Mark of the Unicorn's (MOTU)'s Unisyn and Sound Quest's Midi Quest remain available.