An mssp file extension is related to the mIRC Script Setup Creator and used for its script setup projects.
MSSP file extension - mIRC Script Setup Creator data
What is mssp file? How to open mssp files?
File type specification:
The mssp file extension is associated with the mIRC Script Setup Creator, a tool for Microsoft Windows operating system used for create installations for user's mIRC scripts.
The mssp file stores script setup project.
The mIRC Script Setup Creator seems to be obsolete.
This mssp 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.