This picture originally posted here covers the following topics:
To zoom in, view picture in the original article, or click on picture. The original article also provides a detailed listing of all the 100+ entities listed in the picture. Anyone interested in creating a clickable link for each of these entities? For instance, entity 1.6 (in the original article) is ggplot2, while 2.1.2 is shiny server.
Other interesting pictures worth checking out:
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