Advanced R visualisation and plotting package based on the grammar of graphics. ggplot2 is also available in Python via 'plotnine' which uses ggplot2 code
ggplot2 is an advanced and widely used graphics plotting package in R. Its beauty is the ability to continually stack features onto a basic graphic and multitude of options therein. It is arguably the most advanced code based graphics package, considering the clarity of the code and wide range of feature.