Rs3com provides a set of useful tools for S3COM:
nml_load_default
returns a list of default namelist variables needed by S3COMnml_write
writes a namelist file that can be used directly as S3COM inputs3com_run
runs S3COM on a specific namelist file
Rs3com is a R package. It is not available on CRAN but can be installed by using the devtools
package:
devtools::install_github("odrans/Rs3com")