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• GEO file structure
• June 25, 2026

A GEO file is a file that usually stores some type of geometry, geographic, geospatial, CAD, 3D, or scientific data, depending on the software that created it. The `.geo` extension is not a single universal format, which means one GEO file may be very different from another even though both files use the same extension. In many cases, “GEO” is …