Packs [latitude, longitude] into 64 bits with ±2.8 mm precision.
US Cities By population, growth, and Geographic coordinates
Convert to and from UTM and geographic coordinates in South Australia
A PHP extension wrapping the PROJ library for coordinate reprojection. The extension is compiled with static linking — it has no runtime dependency on libproj.so or other external OS libraries.
Generate reproducible random geographic coordinates worldwide, on land, by country, around a point, inside a bounding box, or within a custom polygon.
Cette API permet de récupérer les informations au format JSON et/ou les coordonnées géographiques au format GeoJSON de communes, départments, régions - anciennes et nouvelles - de France métropolitaine et Outre-Mer à partir des noms ou d'un point géographique.
A Fortran interoperational interface to PROJ coordinate conversion
TimezoneDB is a REST API providing timezone information for cities and coordinates worldwide. It supports looking up local time, GMT offset, and daylight saving time (DST) status by timezone name, geographic coordinates (latitude/longitude), city name, or IP address.
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