有料アドオン販売(海外)
PC Aviator http://www.pcaviator.com/store/
Pilot Shop http://www.fspilotshop.com/
SimMarket http://secure.simmarket.com/default-en.html
A2A simulations http://www.a2asimulations.com/
AeroSoft http://www.aerosoft.com/
AlphaSim http://www.alphasim.co.uk/ （消滅）
Captain Sim http://www.captainsim.com/
Carenado http://www.carenado.com/CarSite/Portal/index.php
Commercial Level Simulations http://www.commerciallevel.com/
DODOSIM http://www.dodosim.com/index.html
DreamFleet http://www.dreamfleet2000.com/
Eagle Soft http://www.eaglesoftdg.com/
Flight1 http://www.flight1.com/
FsAddon http://fsaddon.eu/wpfsaddon/
FTX http://fullterrain.com/index.html
Hifi Simulation Software http://www.hifitechinc.com/
Iris http://www.irissimulations.com.au/
Just Flight http://www.justflight.com/
Level-D http://www.leveldsim.com/sevensix_home.asp
LIONHEART CREATIONS http://www.lionheartcreations.com/
Phoenix simulation software (PSS) http://www.phoenix-simulation.co.uk/ 　（復活予定のはずがホームページ消滅）
Presision Manuals Development Group (PMDG) http://www.precisionmanuals.com/
RealAir http://www.realairsimulations.com/home.php?page=home
Real Environment Xtreme http://realenvironmentxtreme.com/
RealityXP http://www.reality-xp.com/
Wilco Publishing http://www.wilcopub.com/
Feelthere.com http://www.feelthere.com/index.html
FlightSim Store http://www.flightsimstore.com.au/
Pacific Islands Simulation http://islandsim.com/index.html