Hxcore.ol ((free))

// Haxe code using OpenLayers externs import ol.Map; import ol.View; import ol.layer.Tile; import ol.source.OSM;

is an internal email domain used primarily by Apple’s iOS and macOS mail clients (Apple Mail) to generate unique Message-IDs for outgoing emails . Technical Overview hxcore.ol

The Python package ( hxcore.ol ) is a thin C‑extension that forwards calls to the C++ core. All operations are lock‑free; writes go through a mutation guard that uses a per‑arena std::atomic_flag to ensure exclusive access. // Haxe code using OpenLayers externs import ol