Be sure to uncomment and execute the two lines of code. This will enable you to utilize the developmental versions of the package.
library(ggplot2)
ggplot(
data = iris,
mapping = aes(x = Sepal.Length, fill = Species)
) +
geom_density(alpha = 0.5) +
scale_fill_dune_d(name = "harkonnen2")
ggplot(
data = df,
mapping = aes(x = Name, y = Age, color = Group)
) +
geom_col(linewidth = 3, fill = "white") +
scale_color_dune_d(name = "fermen2")