DUY is a professional audio software developer specialized in the creation of software plug-ins for Apple's AU, Digidesign's RTAS & TDM, Steinberg's VST, Adobe's Premiere and Mark of the Unicorn's MAS Digital Audio sequencers and digital workstation systems. DUY's renowned plug-ins include DaD Tape, DaD Valve, DUY Wide, DSPider, SynthSpider, Magic Spectrum, MagicEQ, Max, Shape, DUY Silence, Z-Room and DUY31, among others.