Linux Babe published two tutorials about setting up OSM Nominatim Geocoding Server on Debian 10 and Ubuntu 20.04.

How to Set Up OSM Nominatim Geocoding Server on Debian 10

This tutorial shows how to set up Nominatim Geocoding server on Debian 10. Nominatim provides search functionality for OpenStreetMap, so if a visitor enters an address in a search box, the latitude/longitude location for that address will be returned.

How to Set Up OSM Nominatim Geocoding Server on Debian 10

Set Up OSM Nominatim Geocoding Server on Ubuntu 20.04

This tutorial shows how to set up Nominatim Geocoding server on Ubuntu 20.04. Nominatim provides search functionality for OpenStreetMap, so if a visitor enters an address in a search box, the latitude/longitude location for that address will be returned.

Set Up OSM Nominatim Geocoding Server on Ubuntu 20.04 - LinuxBabe