Load Grid File

Open an existing .grid or .bin file

OR

Generate Grid

Create grid from .geojson or .shp (zip) boundary

Supported Formats

Binary (.grid / .bin) — Spatial Grid V5

Native binary format with GRID magic (0x47524944), 91-byte header, RLE row data, and 8×8 sub-grid bitmaps.

GeoJSON (.geojson / .json)

Standard GeoJSON with Polygon or MultiPolygon geometry. Supports polygons with holes.

Shapefile (.zip)

ESRI Shapefile in a ZIP archive containing .shp, .shx, .dbf files. Converted to GeoJSON automatically.

Loading grid data...