RESTCountries.NET (nuget): offline library to get information about countries like name, capital, currencies, phone number prefixes, postal code, regex, time zones, google map location, openstreetmap location, flags, ...
Keywords: Countries|World|Continents|Phone-number|Cities|Capital|countries|countries-autocomplete|countries-data|countries-json|csharp-library|dotnet-standard|restcountries-api