The FlyByWire A32NX is a free, open-source modification for the default Airbus A320neo in MSFS. Unlike simple "repaints" or texture upgrades, this is a complete overhaul of the aircraft's underlying systems. It aims to bring the simulation closer to the real-world counterpart by coding custom avionics, fly-by-wire logic, and system behaviors from scratch.
MobiFlight configuration files allow custom cockpit hardware to interface with A320 simulations. a320 modsfire
There is no major mainstream site called "Modsfire." It is highly likely you are referring to (often confused due to similar naming conventions) or "Flightsim.to" , or perhaps a file-hosting service. Alternatively, you may be looking for the "FlyByWire" modification, which is the most popular A320 mod currently available. The FlyByWire A32NX is a free, open-source modification
The primary channels for the A32NX project provide direct access to developers, bug reporting, and the most up-to-date information. The primary channels for the A32NX project provide
Note the file size, upload date, and any user comments that might indicate issues. For example, a 2.20 GB "BSS_A320neo1.2.zip" file represents a substantial sound package and would be expected to be large; similarly sized files claiming to be simple configuration files would be suspicious.
Many legitimate creators use ModsFire because it has no download limits. If you see a livery pack with a "Donate to the creator" link, that is ethical freeware.
This is a gray area. ModsFire hosts both (creators who release work voluntarily) and, unfortunately, payware piracy .