https://mapsocket.com/blog Notes from building MapSocket: dynamic vector tiles from PostGIS. en Tue, 03 Nov 2026 00:00:00 GMT https://mapsocket.com/blog/georeferencing-scanned-maps https://mapsocket.com/blog/georeferencing-scanned-maps MapSocket's new georeferencer turns an old survey, site plan or drone photo into map tiles. Here's how the fitting works and how we keep you honest about accuracy. Tue, 03 Nov 2026 00:00:00 GMT Georeferencing Product GDAL https://mapsocket.com/blog/label-points-for-polygons https://mapsocket.com/blog/label-points-for-polygons Centroid, point on surface, or a point you already store. How MapSocket generates label points for polygon layers, and when to pick each one. Wed, 28 Oct 2026 00:00:00 GMT Dynamic vector tiles PostGIS Cartography https://mapsocket.com/blog/gzip-tiles-and-fetch https://mapsocket.com/blog/gzip-tiles-and-fetch Our tile proxy served perfect tiles to curl and broken ones to MapLibre. The cause was a gzip header that outlived its body. Tue, 20 Oct 2026 00:00:00 GMT Engineering Dynamic vector tiles https://mapsocket.com/blog/country-lookups-in-a-millisecond https://mapsocket.com/blog/country-lookups-in-a-millisecond Every location update needs a country and state. A plain point-in-polygon query took 450 ms. Subdividing the boundaries brought it to about one. Wed, 14 Oct 2026 00:00:00 GMT Engineering PostGIS Geofencing https://mapsocket.com/blog/dynamic-vector-tiles-from-postgis https://mapsocket.com/blog/dynamic-vector-tiles-from-postgis Why we built MapSocket, and how a row change in your database becomes a fresh tile on every open map within seconds. Tue, 06 Oct 2026 00:00:00 GMT Dynamic vector tiles PostGIS Product