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Nominatim Blog

Weekly country extracts for Photon

Oct 21, 2020

The download server for Photon now offers ready-to-use database dumps for over 200 countries. Setting up your own geocoding server was never easier.

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Nominatim and the address tags

Oct 7, 2020

OpenStreetMap has a well defined schema how to add addresses into the database. There is a whole set of addr:* tags that allow to specify every part of the address in a structured way. When mappers have entered such an address, they naturally expect to be able to search their place later by entering exactly the same terms in the search box. Sometimes they are disappointed.

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Quo Vadis

Sep 14, 2020

This year Nominatim celebrates its 11th birthday. On Nov 11th 2009 the OpenStreetMap (OSM) homepage used Nominatim as its main search engine for the first time. Since then OSM has grown enormously and with it the need for a geocoder based on OSM data. The OSM Nominatim servers alone now serve more than 30 million queries per day. In addition, there are many private installations out there.

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