If you are interested in COVID-19 graphs for Germany, and all its districts, <a href="https://jalsti.github.io/cov19de/pages/Deutschland.html" rel="nofollow">https://jalsti.github.io/cov19de/pages/Deutschland.html</a> is a nice view, although a bit slow on the larger pages, due to the huge daily data tables.
(Seems to be a more worked out fork of <a href="https://covh.github.io/cov19de/" rel="nofollow">https://covh.github.io/cov19de/</a>)