It doesn't try to be lore-friendly. It doesn't care about the logical inconsistencies of how 1960s Nazis ended up in 2287 Boston. It just wants to give you a Laserkanone, set you loose in a Vertibird, and let you strafe a convoy of grey-green trucks flying a red flag with a black cross.
Enter the Fallout 4 Wolfenstein Mod (officially known as “Wolfenstein: The New Order – Commonwealth” or simply “Nazis of the Wasteland” by various community uploaders). This isn't a simple texture swap. It is a full-blown, lore-bending overhaul that asks the question: What if the Axis powers didn’t just lose WWII, but escaped to the post-apocalyptic future?