mjaschen/phpgeo (packagist): Simple Yet Powerful Geo Library
Keywords: geo|calculation|distance|projection|coordinate|gps|track|bounds|gis|ellipsoid|earth|Polygon|area|point|polyline|simplify|length|geofence|vincenty|haversine|bearing|perpendicular|area-calculator|coordinates|distance-calculation|douglas-peucker|location|php|tracks