Sure, it doesn't support volumetric clouds or real-time raymarching, but for FSX/ESP-based sims, FEX is still the gold standard for atmosphere enhancement.
Just took a flight through some vintage skies powered by (FEX) in P3Dv3.
Anyone else still keeping FSX/P3D alive with FEX? Or have you fully migrated to modern sims? flight environment xtreme
🌤️ Revisiting a Classic: Flight Environment Xtreme (FEX)
🔧 Run FEX before launching your sim to inject textures, then pair it with Active Sky Next (ASN) or AS16 for weather engine control. Sure, it doesn't support volumetric clouds or real-time
👇 Drop your favorite weather add-on memory below.
It's easy to forget how big of a leap FEX was back in the day. While most of the simming world has moved on to MSFS 2020/2024 or X-Plane 12, firing up FEX again reminds me of what made it special: Or have you fully migrated to modern sims
✅ – sharp even by today's standards. ✅ Dynamic weather themes – from soft hazy mornings to violent supercells. ✅ Water & sky color customization – no two flights looked the same. ✅ Lightning & lens flare effects – ahead of its time.