Letov Kbely

Š-1

First Flight: 1920

reconnaissance

Š-2

re-engined Š-1

Š-3

First flight: 1922 (only 2 built)

fighter

Š-4

First flight: 1922

fighter

Š-6

First flight: 1923

bomber

Š-7

First flight: 1923 (only 1 built)

fighter

Š-8

First flight: 1923

racer

Š-10

reconnaissance

(license-built Hansa-Brandenburg B.I)

Š-13

First flight: 1924 (only 1 built)

fighter

Š-14

First flight: 1924 (only 1 built)

fighter

Š-16

First Flight: 1926

bomber

Š-118

variant with Walter NZ-85 engine

Š-218 Smolík

First Flight: 1926

variant with Walter NZ-120 engine and a complete fuselage reconstruction with a steel tube frame. Sold to Finnish Air Force

Š-19

First flight: 1925

transport

Š-20

First Flight: 1926

fighter

Š-21 

trainer version of Š-20

Š-22

First flight: 1926 (only 1 built)

fighter

Š-28

First Flight: 1929

Reconnaissance

Š-31

First flight: 1929

fighter

Š-32

First flight: 1931

airliner

Š-33

First flight: 1930

longe-range bomber

Š-39

First flight: 1931

sports

Š-50

First flight: 1938

bomber prototype

LF-107 Luňák 

First Flight: 1948

Aerobatic glider

XLF-207 Laminar

LF-107 fitted with laminar flow wings

LK-2 Sluka

First flight: 1991

single-seat ultralight

ST-4 Azték

2-seat ultralight

Letov SK-38 Komar

Letov KT-04

First Flight: 1972

Towed Target