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API Name	URL	Pricing	Origin (Country/Organization)
NBP API	https://api.nbp.pl/en.html	Free	Poland (National Bank of Poland)
Exchange Rates API	https://exchangeratesapi.io/#pricing_plan	Paid but Free Plan Available	Austria (Managed by apilayer, part of Idera)
Currency Freaks	https://currencyfreaks.com/	Free and Paid Plans Available	United States
Frankfurter API	https://frankfurter.dev/	Free	-
*ECB Data API

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#!/bin/bash

#Check xz-utils installed
if ! command -v xz &> /dev/null
then
echo "xz-utils is not installed on this system."
exit 1
fi

# Get the version of xz-utils

nrnw

Test