An ntf file extension is related to the National Imagery Transmission Format (NITF), a standard for formatting digital imagery and imagery-related products.
NTF file extension - National Imagery Transmission Format (NITF)
What is ntf file? How to open ntf files?
File type specification:
The ntf file extension is also used The National Imagery Transmission Format Standard (NITFS)
NITFS is a standard for formatting digital imagery and imagery-related products and exchanging them among members of the Intelligence Community (IC), the Department of Defense (DOD), and other departments and agencies of the United States Government as governed by Memoranda of Agreement (MOA) with those departments and agencies.
This ntf 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.