1720 Mapsforge Binary Map File Format GIS The mapsforge project aims to provide free and open software for the rendering of maps based on OpenStreetMap data. The Binary Map File Format is designed for map rendering on devices with limited resources, such as mobile phones. 1 Digital Preservation Department / The National Archives 06 Jul 2016 06 Jul 2016 fmt/915 PUID map File extension 1266 Mapsforge Binary Map BOF: mapsforge binary OSM. Version is 4 byte integer from position 0x18. It may be desirable to distinguish between different versions as the format matures. Specification: https://github.com/mapsforge/mapsforge/blob/master/docs/Specification-Binary-Map-File.md 1 Absolute from BOF 0 0 6D617073666F7267652062696E617279204F534D