In 1935, Zmaj produced a licenced Cruiser II aircraft.
Hawker Fury Series II
Zmaj constructed 16 Fury aircraft for the Royal Yugoslav Air Force.
The modernised single-seat fighter, tailored for Yugoslavia, features a Kestrel XVI piston engine with a robust power output of 745 horsepower (556 kW).
It also includes a low-drag radiator and a Dowty cantilever undercarriage with internally sprung wheels.
Furthermore, it allows for the installation of two machine guns beneath the wings.
Hawker Hurricane
Zmaj, under licence, produced 20 Hurricanes.
After the hostilities ended, many of these aircraft were employed by the SFR Yugoslav Air Force.
Heinkel He-8
Zmaj built one two-seat low-wing monoplane version with mixed metal-wooden construction for the Royal Yugoslav Navy.
Gourdou-Leseurre GL.2
Zmaj licence built 20 GL.2’s during 1929/30, and another 6 in 1933 for the Royal Yugoslav Air Force.
Dewoitine D.27
Zmaj licenced and built 3 D.27 fighter aircraft for the Royal Yugoslav Air Force.
Hanriot HD.41H Hydro
Zmaj constructed ten HD.41H Hydro aircraft for the Royal Yugoslav Navy.
Hanriot HD.320
Zmaj constructed 45 HD.320 aircraft, offering three different engine options: the Salmson 9Ac, Siemens Sh12, or Walter NZ-120, for the Yugoslav Air Force.
Sources One Hundred Years of the Serbian Air Force, 1912-2012-Miroslav Jandrić. Short History of Aviation in Serbia-Čedomir Janić & Ognjan Petrović. Yugoslav Fighter Colours, 1918-1941, Vol 1-Ognjan Petrovic & Djordie Nikolic. Yugoslav Fighter Colours, 1918-1941, Vol 2-Ognjan Petrovic & Djordie Nikolic. Serbian Aviation, 1912 – 1918 – Srpska Avijatika.
