Exchangeratesapi.io a free Fixer.io compatible API

Fixer.io Github page has a deprecation warning "The old, deprecated Fixer API will be discontinued on June 1st, 2018".

Exchangeratesapi.io provides a compatible free service with HTTPS and CORS support and is also open source.

README.md

@@ -180,6 +180,7 @@ API | Description | Auth | HTTPS | CORS | Link |
 | 1Forge | Forex currency market data | `apiKey` | Yes | Unknown | [Go!](https://1forge.com/forex-data-api/api-documentation) |
 | Currencylayer | Exchange rates and currency conversion | `apiKey` | Yes | Unknown | [Go!](https://currencylayer.com/documentation) |
 | Czech National Bank | A collection of exchange rates | No | Yes | Unknown | [Go!](https://www.cnb.cz/cs/financni_trhy/devizovy_trh/kurzy_devizoveho_trhu/denni_kurz.xml) |
+| Exchangeratesapi.io | Exchange rates API with currency conversion | No | Yes | Yes | [Go!](https://exchangeratesapi.io) |
 | Fixer.io | Exchange rates and currency conversion | No | Yes | Unknown | [Go!](http://fixer.io) |
 | LabStack | Accurate and reliable live currency exchange rates for over 150 symbols | `apiKey` | Yes | Yes | [Go!](https://labstack.com/docs/api/currency) |