NMF document file contains map data, and is used by ArcGIS Explorer software. NMF file holds references to geographical information system (GIS) developed by Esri. NMF files allow integration of gathered data as a part of spatial data analysis processes.

NMF format allows users to store geographical and coordinates data. NMF files can also hold route, location, and measurement data of favorite places. Archived data can be easily exported to Esri servers.