https://stat.ethz.ch/CRAN/src/contrib/Archive/ggspatial/
Index of /CRAN/src/contrib/Archive/ggspatial
index ofcransrccontribarchive
https://cran.case.edu/web/packages/ggspatial/index.html
CRAN: Package ggspatial
Spatial data plus the power of the ggplot2 framework means easier mapping when input data are already in the form of spatial objects.
cranpackage