My blog through the years
A heatmap of https://simonwillison.net/ showing the number of posts published each day over the years.
Build using Observable Framework. Code here: https://github.com/simonw/blog-heatmap.
The data is built from a query running in Django SQL Dashboard.
Hover over a day to see a list of post titles. Click on a day to open up that day on my blog.
Based on the simplified calendar example.