GeoPackage is a universal file format for vector and raster geodata. It’s open, standards-based, application and platform independent, and self-describing. And since its built on top of SQLite, all you need to know is SQL to use GeoPackages on any desktop or mobile OS on the market. GeoPackage is the modern alternative to formats like GeoTIFF and especially Shapefile.
Don't confuse with package as a high-level bundling of files or software or as part of programming structures. "Geodata Package File Formats" typically include symbology and styling:
- GeoPackage is based on concepts from Spatialite (vector) and MBTiles.
- "GeoPackage, das Shapefile der Zukunft" ("GeoPackage the Shapefile of the future"), by Pirmin Kalberer at FOSSGIS 2013: