I built and sold couple of open source API's I built and am now working on a new one that combines them together to make a complete API product for VAT complian

I built and sold couple of open source API's I built and am now working on a new one that combines them together to make a complete API product for VAT compliance. https://vatcomply.com https://vatcomply.com https://github.com/madisvain/vatcomply https://github.com/madisvain/vatcomply The idea is that you can geocode, show exchange rates and validate VAT numbers all from the same API.