Super Light and Fast Method for Checking if a TIFF is a GeoTIFF
npm install is-geotiff
const fs = require("fs");
const isGeoTIFF = require("is-geotiff");
const buffer = fs.readFileSync("./example.tiff");
const { result } = isGeoTIFF({
data: buffer,
debug: false // set debug to true for increased logging
});
// result is true