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  2. It is possible to download raw data for a certain area, entire countries or regions, or certain features such as roads or buildings. There are also many ways to use use existing sets or of OpenStreetMap data, such as map images, routing software and more.

    • How OSM Works
    • Using Geodata
    • Getting The Data
    • The OSM API

    Let’s consider how OpenStreetMap works. Thousands of users around the world continually add to and edit the map, but what goes on behind the scenes? When you or any other user makes changes using editing software such as JOSM or iD, the software communicates with a central OpenStreetMap server and notifies it of your changes. On that server is a ma...

    If you are not an experienced GIS user, it’s important to understand the difference between OSM editing software like JOSM and GIS software such as Quantum GIS and ArcGIS. Editors such as iD or JOSM have one core function that they are very good at - making it easy for users to edit OpenStreetMap. But they are not software meant for analyzing or qu...

    That’s great, but how do you get out the data that you want? In this chapter we’ll go over the various ways of exporting OSM data. We’ll stick to the basics, but keep in mind that in order to use the data effectively, you’ll probably need GIS software,such as the free Quantum GIS application. Before we begin, let’s go over some terminology. First, ...

    The OSM editing process functions because of what is known as an API, which allows editing software to communicate with the central server. For example, when you are using JOSM and you select the area you want to map, an API call is sent to the server, requesting all of the data that exists within the area that you have selected. In fact, when you ...

  3. One the most useful features that OSMnx provides is an easy-to-use way of retrieving OpenStreetMap data (using OverPass API). In this tutorial, we will learn how to download and visualize OSM data covering a specified area of interest: a district of Kamppi in Helsinki, Finland.

  4. OpenStreetMap is a massive database of geographic data, and it’s all open and free. But how do you access the data? In this section we’ll discuss in greater detail how OSM data is organized, and how you can access and use the data that you are interested in.

  5. OpenStreetMap (OSM) is a global collaborative (crowd-sourced) dataset and project that aims at creating a free editable map of the world containing a lot of information about our environment 1. It contains data for example about streets, buildings, different services, and landuse to mention a few. You can view the map at www.openstreetmap.org.

  6. OpenStreetMap (abbreviated OSM) is a free, open geographic database updated and maintained by a community of volunteers via open collaboration. Contributors collect data from surveys, trace from aerial photo imagery or satellite imagery, and also import from other freely licensed geodata sources.

  7. welcome.openstreetmap.org › what-is-openstreetmapWhat is OpenStreetMap?

    OpenStreetMap is the free and editable map of the world, created and maintained by a huge international community. Anybody can create an account and start editing on OpenStreetMap.org within minutes.