PROJ 9.8.1's authority database (EPSG v12.029, ESRI ArcGIS Pro 3.6, IGNF 3.1.0, IAU_2015, NKG 1.0.w, NRCAN), transcoded at build time into a deterministic read-only binary index and served through a pure-Java reader. Implements org.locationtech.proj4j.spi.ProjDatabase. No SQLite, no JDBC, no native library, no network, no environment variables: the only dependency is neoProj4J itself. A raw proj.db in a jar cannot be opened without a native driver and an ...