JCA

JCA may refer to:

Computing

 * Java Cryptography Architecture
 * Java EE Connector Architecture, for connecting application servers and enterprise information systems (EIS)

Military

 * Joint capability areas, US Department of Defense listing of military capabilities
 * Joint Cargo Aircraft, US Army and Air Force designation for the C-27 Spartan
 * Joint Combat Aircraft, Royal Navy and RAF designation for the F-35 Joint Strike Fighter

Organizations

 * Camp JCA Shalom, a sleep-away camp in Malibu, California
 * Jain Center of America, a Jain temple in New York, United States
 * Japan Cricket Association, the governing body for cricket in Japan
 * Japan Chess Association, the governing body for chess in Japan
 * Japanese Cancer Association, a cancer research association in Japan
 * Jewish Colonisation Association, founded 1891 to facilitate emigration of Jews
 * Joliet Catholic Academy, Illinois, US
 * Josephite Community Aid, Australian charity founded in 1986

Publications

 * Journal of Computational Acoustics
 * Journal of Contemporary Antisemitism

Other uses

 * Juvenile chronic arthritis
 * Jean-Claude Ades, German electronic music producer
 * Jackie Chan Adventures