As i said: none of them contains those old SDF nodes. They have new one SDF which are complitely different thing. FTP with old builds no longer contains any alpha versions at all.
Hey, Thanks for the mentioning @"Eric Chadwick" From what i know the addon was never part of the official Blender addons that ships with the software. It is at least not inlcuded in Blender 3 and 4. So i think you simply had it installed all the time and migrated it with the click at copy previous settings when a new…