https://www.gnu.org/software/unrtf/
UnRTF - GNU Project - Free Software Foundation (FSF)
free software foundationgnu projectunrtffsf
https://ftp.rrzn.uni-hannover.de/gnu/unrtf/
Index of /gnu/unrtf
index ofgnuunrtf
https://www.r-project.org/nosvn/R.check/r-release-windows-x86_64/unrtf-00install.html
Install log for 'unrtf'
installlogunrtf