DDC

DDC may stand for:

Computing

 * Distributed Disaggregated Chassis, an open networking design for a router chassis submitted by AT&T to the Open Compute Project.
 * Digital distribution copy
 * Digital down converter, a method in digital signal processing
 * Display Data Channel, a communication protocol between a graphics card and a monitor defined by VESA

Other

 * Dansk Datamatik Center, a Danish software research and development centre of the 1980s
 * DDC-I, a Danish and American company created from the work of the above
 * Deep Dickollective or D/DC
 * Defense Documentation Center for Scientific and Technical Information (United States; until 1963: ASTIA Armed Services Technical Information Agency, from 1979: DTIC Defense Technical Information Center)
 * Detroit Diesel Corporation
 * Dewey Decimal Classification
 * Dideoxycytidine or ddC or zalcitabine
 * Direct digital control, reading and steering of HVAC devices
 * District Development Council
 * Dodge City Regional Airport's IATA code
 * DOPA decarboxylase or Aromatic-L-amino-acid decarboxylase
 * Double disc court
 * Dzongkha Development Commission
 * United States District Court for the District of Columbia
 * Dairy Development Corporation of Nepal
 * District Development Committee (in Nepal)