coinpayments
CoinPayments is a cloud wallet solution that offers an easy way to integrate a checkout system for numerous cryptocurrencies. Coinpayments now also offers coin conversion via Shapeshift.io.
currency-symbol
A simple lightweight package that returns a country currency numeric symbol and also list all countries currency
number-in-full-multilang
A lib to convert a number, that represents a value in Brazilian (BRL), American (USD), or Spanish (EUR) currency, into the value in full in these countries languages. Each one will be converted according to their respective currency: real, dollar and euro