DMCS

DMCS may refer to:


 * DEC Multinational Character Set, a character set by Digital Equipment Corporation
 * Des Moines Christian School, a Christian centered private school in the Des Moines, Iowa area
 * Dumai-Melaka Cable System (cable system) a submarine telecommunications cable system
 * Chlorodimethylsilane
 * Deluxe Music Construction Set, software by Electronic Arts