Update exchange rates using OCA modules
Currency Rate Update NBP (Narodowy Bank Polski / National Bank of Poland)
Currency Rate Update National Bank of Romania service
Provide NBP (National Bank of Poland) currency rates for OCA Currency Rate Update
Update exchange rates using www.bancaditalia.it
Update exchange rates using XE.com
Allow execution of arbitrary SQL commands on DB
Get curreny rate from Vietcombank
Make sure currency rates used are always up-to-update
Update exchange rates using OCA modules for Brazil
Update exchange rates using OpenExchangeRates.org
Update exchange rates using TransferWise.com