R package rgrass7. Interface Between GRASS 7 Geographical Information System and R. Interpreted interface between GRASS 7 geographical information system and R, based on starting R from within the GRASS GIS environment, or running free-standing R in a temporary GRASS location; the package provides facilities for using all GRASS commands from the R command line. This package may not be used for GRASS 6, for which spgrass6 should be used.