Several open-source and web-based utilities cater to different technical comfort levels: Scene.pkg Unpacking support - Wallpaper Engine
: An "unpacked" folder will appear containing the raw images, scripts, and JSON project data. Scene-pkg Unpacker
from scene_unpacker import Unpacker
Thankfully, the community-created provides a way to decompile these files and get back to work. Why You Can’t Edit .pkg Files Normally Scene-pkg Unpacker