DLC

• Downloadable content, extra content released for a video game
• Dead Letter Circus, an Australian band
• Dragonlance Classics, D&D roleplaying game modules
• "DLC", a 2023 song by Stray Kids from 5-Star

• Diamond-like carbon
• Dioxins and dioxin-like compounds

• Data Length Code, a field in a CAN bus frame
• Data link connector (automotive)
• Data Link Control, in the OSI networking model
• Development life cycle
• Digital loop carrier
• Discrete logarithm cryptography
• Double-layer capacitor, another name for a supercapacitor

• Domestic and light commercial, a type of insurance policy

• Driver License Compact, a US interstate agreement
• Dual-listed company, a corporate structure

• Democratic Leadership Council, an American nonprofit political corporation
• Developmental Learning Centre, for special schools or similar institutions
• Digital Liberty Coalition, an anti-censorship organization in Australia

• Dillen & Le Jeune Cargo, a cargo train operator in Belgium that evolved into Crossrail Benelux
• Dalian Zhoushuizi International Airport (IATA code), China

• Date and lot code, in product tracking; See Lot number
• Diploma of Loughborough Colleges, once awarded by what is now Loughborough University
• Library of Congress (MARC organization code), of the US Congress

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