FDK

FDK may refer to:

Fortress Division Kreta, temporary designation of 164th Infantry Division (Wehrmacht), a World War II German Army unit
Fraunhofer FDK AAC, an audio codec
Adobe Font Development Kit for OpenType, a set of tools for editing and verifying OpenType fonts
FDK Corporation, a manufacturer of batteries, majority belonging to Fujitsu
FDK, ICAO code for FlyDamas, a Syrian airline
FDK, IATA code for Frederick Municipal Airport (Maryland), in the US
"F.D.K. (Fearless Doctor Killers)", a song on the Mudhoney album My Brother the Cow
Fdk., abbreviation for the hybrid orchid genus Fredclarkeara
FDK, also refers to Firmware Development Kit in the Embedded System