IMSC may refer to:
Organizations International Maritime Security Construct, a US-led coalition formed in 2019 and focused on the Arabian Gulf Institute of Mathematical Sciences (India), a research institute in Chennai, India Integrated Media Systems Center on the campus of University of Southern California, Los Angeles, United States International Military Sports Council International Moss Stock Center, an international resource center in Freiburg i. Br., Germany
Broadcasting and Internet Video formats Internet Media Subtitles and Captions, is a set of specifications on how to manage Subtitles and Captions in MPEG CMAF, IMF, ATSC, DVB TTML, HbbTV, on iOS,...
Cellular networking Instant message service center, a network element in the mobile telephone network which delivers instant messages
Other The International Mass Spectrometry Conference organised by the International Mass Spectrometry Foundation