Ah you were talking about consoles roms! how dumb I am...
If the soft helped you, thanks its author who does a wonderful job (check also Universal XML Scraper).
Here is the official post:
https://forum.recalbox.com/topic/2344/soft-universal-rom-cleaner-nettoyez-vos-romset-d-une-main-clean-your-romset-with-one-hand
