$$$

Backup file format
File type: Backup file
A $$$ file extension is related to backup files. Probably obsolete file format without support.
Found 3 different file type records with the same $$$ filename suffix.
What is $$$ file?
File type category:
Backup file
Date updated: August 21, 2018
The $$$ file extension is sometimes used by various applications for their backup archive file format.
The $$$ backup file format seems to be obsolete without support from a developer, or a producer.
OS/2 operating system file type
File type category:
System file
Date updated: September 25, 2018
The $$$ file extension is also used by OS/2 an operating system for IBM-PC compatible computers developed by IBM.
The .$$$ file is used to keep track of archived files. System file type exclusive to OS/2 platform.
Suggested software to open $$$ file:
Associated software actions with the $$$ file
Software applications that handle other tasks involving $$$ files:
OS/2 (Other operating systems or devices)
Temporary data
File type category:
Temporary file
Date updated: June 28, 2018
Temporary files may be created by computer programs for a variety of purposes; principally when a program cannot allocate enough memory for its tasks, when the program is working on data bigger than architecture's address space, or as a primitive form of inter-process communication. Used by various applications.