About an hour worth of copy/paste, but this is what I could find! All native FsX models!
Tim Conrad: A-12A, An-32, MS760 Paris, Pilatus PC-6C, Fairchild PT-19, T-33, Pilatus PC-7, Northrop
F-5A, OH6A, Mitsubishi J2M3, AA-5B Tiger, Sus Scrofa SS4P, A29B Super Tucano, Aviatika MAI-890,
Douglas A-1 Skyraider, Saab J-21, Zlin Z-50L, Boeing 7072 Orion, Zeus Aerospace Viper SF.MK.II and
Cyber Aero CR-14 Raiding Craft, Aero Commander-Meyers 200D, SOKO J-20, Mooney Mite, Northrop XP-56,
Grumman OV-1 Mohawk, Waco UPF-7, OV-10A Bronco, Mitsubishi T-2, Mitsubishi F-1, Kyushu J7W1 Shinden,
Britsim: Meteor NF14, Meteor Mk.8, DH Hornet, DH Vampire, Twin Pioneer, Fairey Gannet, Sea Venom,
Auster J1, Beagle Basset,
Dave Garwood: Hawker Hunters, DH-89 Dragon, Bristol Beaufighter,
Dino Cattaneo: Boeing T-45 Goshawk, F14D Tomcat,
Milton Shupe: DH-80 Puss Moth, Beech D18S, Spartan, Howard 500
Manfred Jahn: Douglas C-47,
Rien Cornelissen: Fokker Spin
Warwick Carter: GeeBee Z, T-6 Texan,
FS KBT: Kawasaki T-4,
Ivan Jurcaga: MiG-21MF,
Rollus: Mirage 2000,
Bookmark: Saab Draken,
Simshed: Nimrod, Grob Tutor,
Tom's FSAdd-ons: Zivko 540 Edge,
Alphasim/Virtavia: AH-1 Cobra, Sikorsky S-55, Se.5a, T-28 Trojan,
Thomas Ruth: Antonov An-124, An-225,Airbus A300, A310, A330, A340, Beluga, Boeing 727, Lockheed L-
1011
Royale French Navy: Etendard IV
Ant: Tiger Moth,
Jens Kristensen: Vickers Viscount, Bristol Brittania, Short Hythe/Solent/Empire, HP Hermes,
Flying Stations: Fairey Swordfish, Westland Wyvern,
Paul Clawson: Convair R3Y-1, Fairchild Super 71, Martin MB-2 Bomber, Northrop BT-1 Dive Bomber,
Keystone B-6A, Douglas O-43, Consolidated Commodore, Northrop A-17, Douglas XB-19, Vultee BT-13,
Curtiss SC-1 Seahawk, Grumman XF5F-1 Skyrocket, Saunders Roe SR-45, Amiot 143, Douglas O-46,
McDonnell FH-1 Phantom, Curtiss SOC-3 Seagull, Waco SRE Aristocrat, Ryan YO-51 Dragonfly, Potez 540,
Curtiss F9C-2 Sparrowhawk, Boeing F4B-4, Aeronca Chief, Boeing P-12E, Airspeed Horsa Glider, Howard
DGA-15P, Curtiss CW-1, Stinson 108 Voyager,
DoughBree designs: Aero L-159, Zlin 137T
Philippe Penot: SO-4050 Vautour
Samdim: Mudry Cap 10B
Restauravia: Fouga Zephyr, Mystere IV
FS Glider: Schleicher ASW 15 B, Schleicher ASK21, Schleicher ASH 25, Glaser-Dirks DG-101, Glaser-
Dirks DG-202, Glasflügel Libelle, Rolladen-Schneider LS-4, Rolladen-Schneider LS-7, Rolladen-
Schneider LS8-18, Schempp-Hirth Discus CS, Schempp-Hirth Discus 2b, Schempp-Hirth Duo Discus 'X',
LET-Blanik l-13, SZD-Bocian, Scheibe SF-28 Tandem-Falke
Lukasz Kubacki: RWD-8, RWD-10,
Michal Puto: Lublin R.XIII
FS Northwest: Bell 47
Virtual Wings Avia BH-5
Hovercontrol: Enstrom 280FX, Eurocopter AS332L2, Hughes 269C, Piasecki H-21C
Dirk Stuck: Curtiss Jenny, BO-105,
Hadi Tahir: MiG-25 Foxbat, Aero L-39, IPTN N-250-100, Nakajima Night Fighter Type-11 Gekkou, HAIG L-
15, Yakovlev Yak 141, Yakovlev Yak-130
Jean-Michel Castagne: Bleriot IX
Classic Wings: Luscombe Silvaire, Eastbourne, Lohner M/S/L/R/T, DH Comet, Baby Ace,
Mario Noriega: Piaggio P180 Avanti,
Simon Smeiman: Stingray,
David Rowberry: LAK Genesis 2,
Deane Baunton: PAC Cresco
A 'mere' 165 different FsX native models and the list is far from complete..! Perhaps not all are up to A2A Accu-sim standard, but there's the difference between free- and payware!