Well, here's the list to this point, I may have missed a few buried in longer posts, but really. . .going back to what Piglett eluded to. . .modelers are in short demand, how many of these seriously will ever see the virtual skies?
A6m series
Hawker Sea Fury
P-80/T-33/Seastar
EE Lightning
Falcon 10
Hawker H25B
Learjet 23/25
Gulfstream
Hawker sea fury
Douglas B-26K
Sikorsky S-61N
Westland sea king
SH3
Fokker F-27
P2V-5F Neptune
Grumman S-2F Tracker
C1A Trader
T-33A
B-57B/C/E
F-84
F-100
A6M Zero
Mig's 23,27,25,31
Sukhoi Su-17/22,24,25
Tupolev Tu-95
Mil Mi-8,12,17,26
FW 189
DC-3
Junkers F13
Dornier 528/728/928
Boeing 737-100/200/300/400/500
Airbus A318
MiG-23MLD/BN
MiG-21bis
MD-87/90/95
Beech Bonanza A36, not F33 or V35!
Beech Queen Air,
Piper PA32 series,
Mooney M20 Acclaim,
Cessna 210 Centurion,
Early straight-back Cessna 182,
Piper Comanche
Cessna 337 Skymaster
DC-8
Tu-154m
MiG-21F/bis
English Electric Lightning
SR-71 - FSX native version has been in the Alphasim store for a while
B-29
Su-27 - ALS-Sim Mark Harper posted screenshots the other day!
Staggerwing
Howard DGA
Stearman C-4E
Stearman model 6F Cloudboy
Stearman S-76D1 (sure only 6 were ever built but its a Stearman on floats)
Stinson Sr5 Reliant
Ryan STA
Grumman F-3F
Polikarpov I-16, I-15
Great Lakes 2T-1A
F-100D or F
DC-3, DC-8 (Accusimmed)
F-4B Phantom II, and F-4RC
English Electric Lightning F6
Dornier 528
P-40 Accusimmed
Korean War F-51 (Accusimmed)
F-80
Fully FSX F-86 - Alphasim has a fully FSX Sabre
Gloster E-28
Fokker F28 MK 1000C
TBM Avenger
Panther
Spitfire(accusim)
B-29
A-26
PB4Y Privateer
Convair 880
F-86H
OA-37B Dragonfly
Vickers Wellesley
Cessna Corvalis
RV-8
IL-2 Sturmovik
P-26
F-22 Raptor
B-2 Bomber
Noorduyn C-64 Norseman
Supermarine S.6B
Curtiss C-46 Commando
Tornado Gr4
B737-100/200
Ryan ST
Aeronca C-2
Stinson Reliant
Beech Staggerwing
Fairchild
Piper L-2
P-40E/M/N
Sea Fury
F-27-500
Fairchild Metro
Beech Baron (default doesnt count)
BAe J-31
Cessna 402/404/414/421
Piper Aztec
737-200
Lear 35
Saab 340
Cessna 210
Republic RC-2
JU 52
Martin B-10
XF-85 Goblin
Douglas TBD-1 Devastaror.
Brewster F2A Buffalo
Douglas B-18 Bolo
Vought SB2U Vindicator
Bristol Beaufort
Stinson Reliant SR-9F
Piper Meridian
Mooney Acclaim
Falcon 7X
Douglas Havoc
Lockheed P2v Neptune
RF 84
F-104G/TF-104G
F-84E/G Thunderjet
F/RF-84F Thunderstreak/Thunderflash
P-3/EP-3 Series
MC-130 WC-130 and Snoopy Hercs
Sea Harrier FRS1/2 + Harrier GR All Mks + Twins
EE Lightning
Shackleton
Mosqueto
Canberra - Alphasim already has an FSX native Canberra
Buccaneer (Waiting for the one being Dev'd)
SA Buldog + Grob Tutor + Viking + Vigilant
Chinook (Heli)
Puma (Another Heli)
VC-10
HS Dominie/125
Curtiss Seagull
Curtiss SOC-1 (or -4)
Curtiss Robin
Felixstowe F.2A
Ford Tri-motor
Fairchild 24 with Warner radial
Fairchild Fc-2
Bristol Bulldog
Fairchild C-119 Flying Boxcar