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Common Gateway Interface

Common Lisp

Common Object Request Broker Architecture

Component Object Model

CompuServe

Computer Systems Research Group

Concurrent Versions System

CAN bus

Lockheed CP-140 Aurora

CP/M

Fiat CR.42 Falco

Caudron C.714

Craigslist

Cray X-MP

CRC Press

CRISPR

Cromemco Z-2

IBM Cross System Product

CR manifold