Note: For a packaged version of the data used here (and more), see http://kjhealy.github.io/covdata/
The inevitable COVID-19 repo. No amateur epidemiological modeling here, just a couple of functions to get current cumulative data from the https://www.ecdc.europa.eu/en, clean it a little, and then plot current trends. Also US State-level estimates collated by https://covidtracking.com.