An mm2in file extension is related to the MM2 Input chemical modeler input file format.
MM2IN file extension - MM2 Input chemical modeller input
What is mm2in file? How to open mm2in files?
File type specification:
The mm2in file extension is associated with the MM2 Input chemical modeler input file format. The .mm2in file contains input chemical data.
The MM2 Input chemical modeler input file format seems to be obsolete without support from developer.
This mm2in 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.