tiff R package supports TIFF (Tag Image File Format) image format. readTIFF reads one of more images from a TIFF file, writeTIFF writes image data into a TIFF file. See the corresponsing R documentation.
See also tiff on RForge.net
On Windows and macOS you can install tiff directly from CRAN using
install.packages("tiff")On Linux, you need libtiff library and corresponding development files, e.g. on Debian/Ubuntu that is libtiff-dev, as well as all tools necessary to build R packages. Once you have it all, then you can use the same method as above.