Green Travel 2 Personal Carbon Footprint Calculator

See git history for origins.

Features for the 2018 app (GT2)

React Native/Redux app for both Android and iOS

Original was just Android
Full serious app

Original was just a proof of GPS
Backend service available as in app purchase

Via a [servant] (https://haskell-servant.github.io/) based API, with much additional stuff and as a showcase app in my infrastructure and praxis
OSS as before

But backend elements will be in my git repo; Front-end app will replace the old here.