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Secret (Unbuilt) Projects
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Secret Postwar Aircraft Projects
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Unbuilt and cancelled aviation projects since 1945. Designs that never made to production.
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Revised Posting Guidelines - PLEASE READ!
Antonio
Oct 24, 2006
Replies
4
Views
29K
Apr 28, 2018
Stargazer2006
S
Tupolev Tu-98 Projects
overscan (PaulMM)
Jul 28, 2007
Replies
18
Views
11K
23 minutes ago
blackkite
US Navy Type Spec TS-146 - competitors to the P3V Orion
Antonio
Oct 7, 2006
Replies
25
Views
9K
Today at 7:58 AM
Pioneer
P
E
Sukhoi T-4/T-4M/T-4MS bombers
elider
Oct 29, 2007
2
Replies
67
Views
33K
Today at 5:21 AM
blackkite
P
Vought F-8 Projects
Pioneer
Aug 7, 2006
2
Replies
41
Views
18K
Today at 5:00 AM
Stargeneral410
S
B
Ikarus S 49A
bigvlada
Nov 6, 2011
Replies
2
Views
3K
Today at 3:13 AM
Justo Miranda
J
Aviaspetstrans Yamal amphibian
hesham
Jul 18, 2009
Replies
14
Views
8K
Yesterday at 10:06 PM
elena
E
Handley Page H.P.93
Sheepster
Nov 18, 2018
Replies
9
Views
2K
Yesterday at 9:21 PM
TsrJoe
J
Flying Cars And Roadable Aircraft
Justo Miranda
Feb 4, 2008
10
11
12
Replies
466
Views
173K
Yesterday at 9:10 PM
Motocar
New generation of NPO Molniya triplanes
flateric
Aug 30, 2007
Replies
3
Views
3K
Yesterday at 3:22 PM
riggerrob
R
K
Various aviation projects from South Africa
kaiserbill
Aug 6, 2013
4
5
6
Replies
225
Views
87K
Yesterday at 1:13 PM
Graugrun
R
Argentinian Unbuilt Projects
raravia
Apr 7, 2006
5
6
7
Replies
253
Views
101K
Yesterday at 10:40 AM
Justo Miranda
J
S
Antoine Gazda's « Helicospeeder »: a cousin of Sikorsky's VS-300
Stargazer2006
Jun 29, 2013
Replies
8
Views
4K
Thursday at 11:03 PM
Peripatetica
P
B&F Technik Aircraft and Projects
hesham
Thursday at 12:30 PM
Replies
2
Views
161
Thursday at 12:58 PM
hesham
P
Fairey ER.103 fighters
PMN1
Dec 8, 2007
2
Replies
40
Views
20K
Thursday at 12:07 PM
hesham
Fifth-Generation Target Drone
bring_it_on
Aug 15, 2015
Replies
17
Views
5K
Thursday at 6:10 AM
marauder2048
B
Myasishchev jet bomber projects
borovik
Jul 23, 2007
Replies
22
Views
33K
Wednesday at 12:57 PM
blackkite
Postwar fighter projects from Switzerland (Schweiz / Suisse)
Flitzer
Sep 1, 2008
2
3
4
Replies
149
Views
46K
Wednesday at 12:48 PM
hesham
The Early Vought XF6U-1
hesham
Feb 22, 2010
Replies
17
Views
10K
Wednesday at 12:46 PM
hesham
F
From Super Kfir via Arie and Hadish to the Lavi - 70s IAI fighter studies
frank
Jul 27, 2006
Replies
39
Views
21K
Wednesday at 12:35 PM
kaiserbill
K
Tu-110 Cooker
Tiger2
Wednesday at 8:50 AM
Replies
0
Views
244
Wednesday at 8:50 AM
Tiger2
WS-202A, LRI-X (F-108 Competitors)
Orionblamblam
Apr 6, 2006
2
3
4
Replies
126
Views
63K
Wednesday at 6:43 AM
Archibald
A
F-14 Tomcat Projects
Sundog
Aug 15, 2006
2
3
4
Replies
140
Views
87K
Wednesday at 2:17 AM
Bruno Anthony
B
Boeing Spanloader designs
hesham
Jan 7, 2008
2
Replies
41
Views
18K
Tuesday at 8:09 PM
Viper2000
V
Bartini Postwar Projects
flateric
Jun 15, 2006
3
4
5
Replies
192
Views
74K
Tuesday at 4:31 PM
Grey Havoc
Myasishchev M-25
boxkite
Oct 29, 2007
2
Replies
43
Views
37K
Tuesday at 2:27 PM
flateric
Dong Feng (East Wind) DF-104, DF-107 and DF-113 Fighters
Deino
Jan 12, 2006
Replies
39
Views
24K
Tuesday at 10:41 AM
CiTrus90
S
Convair Super Hustler, Fish and Kingfish
styx
Dec 3, 2006
4
5
6
Replies
208
Views
92K
Monday at 10:30 PM
tab28682
T
Little-known Canadian Helicopters
hesham
Apr 5, 2013
Replies
19
Views
6K
Monday at 9:22 PM
fortrena
F
Lockheed CL-1201 Logistic Support Aircraft
flateric
Jun 10, 2006
Replies
22
Views
15K
Monday at 9:15 PM
fightingirish
Blended Wing Bodies
Orionblamblam
Aug 17, 2007
3
4
5
Replies
163
Views
60K
Monday at 7:54 PM
riggerrob
R
Letov Aviation Plant (Wolfsberg) & Let Projects
hesham
Oct 11, 2010
Replies
19
Views
8K
Monday at 6:18 PM
Sarastro
S
Tupolev Tu-324/Tu-414
Triton
Dec 20, 2009
Replies
10
Views
7K
Monday at 3:45 PM
QuadroFX
Irkut Project 111
hesham
Nov 25, 2007
Replies
20
Views
11K
Monday at 2:59 PM
kocovgoce
K
Tupolev Tu-344
Triton
Jul 31, 2010
Replies
4
Views
6K
Monday at 12:48 PM
Wyvern
Tupolev Tu-304
Triton
Aug 4, 2010
Replies
10
Views
7K
Monday at 12:36 PM
Wyvern
Soviet MFI/I-90 designs
overscan (PaulMM)
Jun 23, 2006
2
3
Replies
103
Views
67K
Monday at 12:20 PM
blackkite
MiG PAK DP (Prospective Airborne Complex of Long-Range Intercept) Program (MiG-41)
Triton
Apr 15, 2013
2
3
4
Replies
142
Views
56K
Monday at 9:31 AM
flateric
Yakovlev Yak-43
Triton
Aug 7, 2010
Replies
4
Views
9K
Monday at 9:06 AM
blackkite
US Supersonic Transport(SST) Program post-1971
Sundog
Aug 18, 2006
4
5
6
Replies
224
Views
97K
Monday at 5:08 AM
jcf
J
Mikoyan LFI (4.12)
overscan (PaulMM)
Jul 7, 2006
Replies
5
Views
8K
Monday at 3:39 AM
elmayerle
E
DHC-4 Caribou, Projects & Variants
hesham
Feb 27, 2009
Replies
18
Views
6K
Sunday at 1:25 PM
fortrena
F
Sukhoi FSW Projects from S-22 and S-32 to Berkut
hs1216
Jun 6, 2007
2
3
4
Replies
159
Views
77K
Sunday at 7:15 AM
blackkite
Tornado Projects
overscan (PaulMM)
Dec 28, 2005
2
Replies
76
Views
30K
Sunday at 12:33 AM
Gaznav
G
International Fighter Aircraft Competition (rivals to the F-5E)
overscan (PaulMM)
Jul 3, 2018
Replies
13
Views
3K
Jan 9, 2021
Pioneer
P
Various post-war Yakovlev (Yak) projects
hesham
Feb 23, 2007
3
4
5
Replies
175
Views
75K
Jan 9, 2021
blackkite
JPATS competition
Matej
Sep 6, 2006
2
Replies
75
Views
41K
Jan 8, 2021
riggerrob
R
Tupolev post 1945 civil and military transport projects
Antonio
Apr 22, 2006
2
Replies
55
Views
18K
Jan 8, 2021
redstar72
Zenair RPV
hesham
Jan 10, 2020
Replies
2
Views
480
Jan 8, 2021
fortrena
F
Beyond the One-Eleven - British Aircraft Corporation BAC 1-11 projects......
Caravellarella
May 11, 2011
Replies
25
Views
11K
Jan 8, 2021
Hobbes
H
Pacific PAC-1 Airliner Project
hesham
Jan 6, 2008
Replies
8
Views
5K
Jan 8, 2021
fortrena
F
Roger Adam Aircraft Projects ?
hesham
Nov 26, 2020
Replies
6
Views
621
Jan 8, 2021
fortrena
F
Yakovlev Yak-42M/46/242
Triton
Aug 7, 2010
Replies
21
Views
14K
Jan 7, 2021
Odysseus1980
O
Blackburn civil transport project.
blackkite
Apr 8, 2020
Replies
3
Views
557
Jan 7, 2021
hesham
Mirage IIIW proposal by Boeing
alanqua
Mar 1, 2012
Replies
21
Views
9K
Jan 7, 2021
Archibald
A
Blackburn ASW Projects
hesham
Jan 6, 2021
Replies
0
Views
314
Jan 6, 2021
hesham
Yakovlev Yak-60
hesham
Oct 31, 2007
Replies
17
Views
12K
Jan 6, 2021
blackkite
Vought V-1000 International Fighter Aircraft
Thorvic
Jan 2, 2006
2
Replies
48
Views
32K
Jan 5, 2021
Archibald
A
ATB: B-2 evolution and competitors
Orionblamblam
Apr 8, 2006
3
4
5
Replies
168
Views
101K
Jan 5, 2021
TomcatViP
T
I
Dassault Mirage MD.800
ivran
Feb 3, 2014
Replies
8
Views
4K
Jan 5, 2021
Pioneer
P
Lockheed CL-1200 / X-27 Lancer
overscan (PaulMM)
Sep 23, 2006
2
Replies
62
Views
35K
Jan 5, 2021
Archibald
A
McDonnell-Douglas Model 199 FX - design and development of the F-15
overscan (PaulMM)
Aug 7, 2006
2
3
Replies
116
Views
29K
Jan 5, 2021
AeroFranz
F
Sea King equivalent to the Super Jolly?
frank
Jun 17, 2007
Replies
5
Views
4K
Jan 5, 2021
Pioneer
P
Lavochkin Early Jet Fighter Projects and Prototypes
hesham
Nov 23, 2010
2
Replies
46
Views
13K
Jan 4, 2021
blackkite
Chinese Y-7 AWACS and KJ-600 AWACS
Deino
May 4, 2011
2
Replies
50
Views
16K
Jan 4, 2021
Deino
Sikorsky S-61 prototypes and projects
Caravellarella
Jun 7, 2011
Replies
34
Views
11K
Jan 4, 2021
Pioneer
P
Kazan Ansat Helicopter Projects & Prototypes
hesham
Aug 7, 2014
Replies
9
Views
2K
Jan 3, 2021
yasotay
Big-wing F-5s and F-5G/F-20 alternative designs
BillRo
May 30, 2008
2
3
Replies
94
Views
45K
Jan 3, 2021
SleeperService2
S
Czech Aero aircraft and projects
Matej
Oct 12, 2006
2
Replies
74
Views
19K
Jan 3, 2021
Sarastro
S
Postwar Letov projects
redstar72
Apr 6, 2010
Replies
20
Views
6K
Jan 3, 2021
dan_inbox
Bellanca Prototypes & Projects
hesham
Jul 12, 2020
Replies
9
Views
1K
Jan 3, 2021
fortrena
F
Convair F-102 Delta Dagger Development and Derivatives
hesham
Oct 22, 2013
Replies
13
Views
3K
Jan 2, 2021
fightingirish
Avro Canada Projects
Maveric
Oct 13, 2019
Replies
13
Views
3K
Jan 2, 2021
fortrena
F
Agusta A129 variants
Antonio
Sep 30, 2006
2
3
Replies
84
Views
50K
Jan 2, 2021
Combat-Master
Czech Light Aircraft Prototypes & Projects
hesham
Oct 8, 2019
Replies
18
Views
2K
Jan 2, 2021
Sarastro
S
Convair Model 48 Charger
sferrin
Mar 14, 2014
Replies
15
Views
4K
Jan 1, 2021
fightingirish
Japanese SST
hesham
Aug 11, 2007
2
Replies
50
Views
16K
Jan 1, 2021
blackkite
US Supersonic Transport (SST) Program 1960-1971
Orionblamblam
Apr 9, 2006
31
32
33
Replies
1K
Views
398K
Dec 31, 2020
overscan (PaulMM)
Japanese Projects
Deino
Jun 26, 2006
2
Replies
41
Views
20K
Dec 31, 2020
blackkite
Post-WWII Vertol Piasecki Projects
hesham
Oct 21, 2012
Replies
20
Views
6K
Dec 31, 2020
elmayerle
E
J
Arsenal VB.10
Justo Miranda
Dec 30, 2020
Replies
0
Views
256
Dec 30, 2020
Justo Miranda
J
HTH Helitruck
hesham
Aug 13, 2017
Replies
2
Views
1K
Dec 30, 2020
plobner
P
Ekranoplans in the Rostislav Alekseyev Museum in Chkalovsk
overscan (PaulMM)
Dec 29, 2020
Replies
1
Views
235
Dec 29, 2020
overscan (PaulMM)
Hamburger HFB-209 & HFB-314 Projects
hesham
Jun 28, 2007
Replies
30
Views
15K
Dec 29, 2020
hesham
Hans Multhopp and his designs
Jemiba
Oct 8, 2006
Replies
9
Views
8K
Dec 29, 2020
hesham
MiG I-320
blackkite
Nov 2, 2020
Replies
8
Views
1K
Dec 29, 2020
Wyvern
PAH-2: alternatives to and evolution of the Tiger attack helicopter
overscan (PaulMM)
Apr 7, 2006
2
Replies
49
Views
32K
Dec 28, 2020
richard B
Aircraft of the GDR
Maveric
Dec 29, 2008
2
3
4
Replies
139
Views
62K
Dec 28, 2020
hesham
SNCASO (Sud-Ouest Aviation) Projects
hesham
Jul 2, 2006
2
3
Replies
86
Views
27K
Dec 28, 2020
dan_inbox
L
Mikhail Sukhanov Projects
lark
Jun 15, 2007
2
Replies
43
Views
23K
Dec 28, 2020
hole in the ground
H
N
Wind tunnel model at Le Bourget
nuuumannn
Dec 27, 2020
Replies
5
Views
469
Dec 28, 2020
Mark Nankivil
A
HIMAT and the other AFTI Projects
Andreas Parsch
Mar 2, 2006
2
3
4
Replies
130
Views
87K
Dec 28, 2020
Mark Nankivil
Airbus Propfan Concepts from the 80's
Antonio
Nov 28, 2008
Replies
15
Views
4K
Dec 28, 2020
coanda
C
A
Various Sukhoi projects and unknown designs
Armchair Admiral
May 1, 2007
2
3
Replies
93
Views
31K
Dec 28, 2020
hesham
Experimental MiG-19s
blackkite
Nov 11, 2020
Replies
16
Views
1K
Dec 28, 2020
Wyvern
F
Grumman civil amphibian project from the late '70s?
frank
Jun 18, 2011
Replies
6
Views
4K
Dec 28, 2020
Toddickey
T
Del Mar helicopters
Jemiba
Apr 19, 2012
Replies
9
Views
3K
Dec 27, 2020
Mark Nankivil
Sukhoi S-54/S-55/S-56 Design Progression
TinWing
Mar 4, 2006
Replies
28
Views
32K
Dec 27, 2020
BAROBA
Some Czech Avia Post WWII Projects
hesham
Dec 15, 2016
Replies
9
Views
2K
Dec 27, 2020
Sarastro
S
Dassault Variable Geometry: Mirage G / G4 /G8 family
overscan (PaulMM)
Feb 20, 2006
2
3
Replies
109
Views
39K
Dec 27, 2020
nuuumannn
N
D
EADS « Mako » jet trainer concept
Demon Lord Razgriz
Oct 20, 2009
Replies
15
Views
7K
Dec 26, 2020
hesham
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