1.1 CRAN

The CRAN package homepage

install.packages('ggedit')

For a quick example, run the following:

library('ggedit')
library(ggplot2)
p <- ggplot(mtcars, aes(x = hp, y = wt)) + geom_point() + geom_smooth()
p2 <- ggedit(p)
names(p2) # will show you which objects are available.
plot(p2) # shows the updated plot (it is available in the first element of p2)