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OpenStreetMap (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 imagery and also import from other freely licensed geodata sources.
OpenStreetMap Foundation. / 52.55098; -1.81860. The OpenStreetMap Foundation (abbreviated OSMF) is a non-profit foundation whose aim is to support and enable the development of freely-reusable geospatial data. Founded in 2006, it is closely connected with the OpenStreetMap project, although its constitution does not prevent it supporting other ...
Well-known text ( WKT) is a text markup language for representing vector geometry objects. A binary equivalent, known as well-known binary ( WKB ), is used to transfer and store the same information in a more compact form convenient for computer processing but that is not human-readable. The formats were originally defined by the Open ...
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Web Mercator, Google Web Mercator, Spherical Mercator, WGS 84 Web Mercator[ 1] or WGS 84/Pseudo-Mercator is a variant of the Mercator map projection and is the de facto standard for Web mapping applications. It rose to prominence when Google Maps adopted it in 2005. [ 2] It is used by virtually all major online map providers, including Google ...
Well-known text representation of coordinate reference systems ( WKT or WKT-CRS) is a text markup language for representing spatial reference systems and transformations between spatial reference systems. The formats were originally defined by the Open Geospatial Consortium (OGC) and described in their Simple Feature Access [1] and Well-known ...
Organic Maps is a community-developed, privacy-focused and offline navigation app. [ 3][ 4][ 5] This app has the main features of no location tracking and no data collection. The map data is downloaded to the phone so search, routing, and navigation can operate without a cell phone signal, ideal for travel to locations with poor connections ...
Align the map to the area you want to edit. Click 'Edit' by the website banner. Now you should see the 'Add Feature' options at the top, with buttons for 'Point', 'Line', and 'Area'. Click 'Area'. You can now start to form a shape, clicking on each corner, adjusting the edges of the shape as needed.