I WVNT is a self-hosted web interface for your Svpply wants.
Example can be found here: http://wvnt.rocotos.com
The PHP script requires a OpenExchangeRates App id which you can get from here: https://openexchangerates.org/signup/free (free plan gives you 1000 requests p/m.
Beware - it looks terrible. If anybody would like to create a pull request making it look a bit nicer, you will be greatly thanked!
- Upload to your website
- Enable APC and cURL