Articles about map export formats, tools and OpenStreetMap data use cases.
Garmin JNX container for BirdsEye satellite imagery on Oregon and GPSMAP handhelds: JPEG tiles in zoom pyramid, 100MB limit, reverse-engineered structure and OSM rendering to JNX.
Garmin IMG is Garmin's proprietary binary GPS map format: eTrex/Edge/Oregon/nüvi; mkgmap (Java OSS) converts OSM to IMG, TYP files style symbols and icons.
Deep dive on FlatGeobuf: Bjorn Harrtell's 2018 binary format, packed Hilbert R-tree, HTTP range requests, OSM export workflow with QGIS 3.16+ support.
Garmin GPI since 2005: binary POI container for nuvi/etrex devices with categories, BMP icons and proximity alerts. Convert OSM POI via POI Loader and gpsbabel.
FileGDB since 2009: a directory of dozens of .gdbtable files, two GDAL drivers — proprietary FileGDB SDK and open-source OpenFileGDB (R+W since GDAL 3.6), workflow without ArcGIS.
Garmin FIT protocol since 2008: binary fitness format for Edge/Forerunner/Fenix with GPS+HR+power+cadence. Activity/Course/Workout profiles and OSM route conversion.
FBX from Kaydara 1996 to Autodesk: ASCII/binary spec, DCC pipeline Maya↔Max↔Unity↔Unreal, OSM 3D building export.
Deep guide to EPS: PDF's predecessor from Adobe, versions 1.2-3.0 since 1987, how to make an EPS map from OpenStreetMap for legacy print shops.
Excel XLSX (Office Open XML ISO 29500): POI tables with lat/lon, attribute exchange, OSM data export for non-GIS analysts.
Deep guide to DWG: Autodesk's binary AutoCAD format, 18 incompatible versions, ODA File Converter, honest OSM export workflow with DXF fallback.
DGN from Bentley MicroStation 1984: V7 vs V8 spec, ODA Teigha, AEC infrastructure pipeline, OSM object export to DGN.
COPC = LAZ 1.4 plus a built-in octree spatial index for streaming over HTTP. USGS 3DEP, AHN, forestry — the modern cloud standard for LiDAR.