Constantly updated lists of world countries and their associated alpha-2, alpha-3 and numeric country codes as defined by the ISO 3166 standard, available in CSV, JSON , PHP, SQL and XML formats, in multiple languages and with national flags included; also available are the ISO 3166-2 codes of provinces/ states associated with the countries
I used the webpage to download a custom build with JSON formatted data. While csv and sql are perfectly readable, I can't read the JSON file :
I used latest firefox and windows 10.