Files with dry file extension can be found as old diary files from XAIRON organizer.
DRY file extension - XAIRON Organizer diary
What is dry file? How to open dry files?
File type specification:
The dry file extension was in the past used for diary files in XAIRON Organizer program or device. No further information could be found, so it is likely very old and no longer used.
This dry file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.