Open Street Map

In the last post we looked at the basic building blocks of the Open Street Map (OSM) database. Objects in the database are made up of single nodes, ways (which are a series of single nodes joined together), and relations (which are more complex structures where ways and nodes are combined). Tags are used to […]

The Open Street Map database contains detailed information about almost every square metre of the surface of the planet. Land use, building types, rivers, park benches, pubs, streets and millions of other data points are all mapped out and documented in detail. You might be familiar with the browser-based Open Street Map (OSM) website. Superficially