cbr
This provides Laravel 5 with currency functions such as currency formatting and conversion using up-to-date exchange rates.
laravel-id-countries
by ferdirn
Laravel ID Countries is a package for Laravel to supply all countries data to table countries including country name, iso country code, capital, currency, and calling code.
laraxchange
by msonowal
This provides multi currency conversions in Laravel app by using http://fixer.io/ API and cache the conversion rates by using cache driver specified and updates the cache for the app periodically by the command bus in laravel way