Would you like help finding to use in IMVu instead?
: A specialized utility designed for creators to backup and analyze textures
There's no trustworthy, free, verified, ready-to-use IMVu texture extractor. Anyone claiming otherwise is probably trying to scam you.
Do download from "FreeIMVUHacks.net" or similar. Follow this safe path:
Never download a standalone program that isn't backed by a known community developer.
Inside this folder, you will find all the (JPEG or PNG files) used in that product [17].
This only works for your own products or public derivable products. It will not work on "Protected" or "Exclusive" items.