This directory contains static data on aircrafts, types and operators that is loaded into browsers indexed database whenever the database version increases, when the indexed database is empty or doesn't exists. Once loaded the readsb application getting its meta data from the browsers database. Static data for three‐letter designator to aircraft operator company, company country and company radio callsign decode is based on FAA JO7340.2. Aircraft type data was retrieved from http://www.icao.int/publications/DOC8643/ Update database from https://www.mictronics.de/aircraft-database/export.php