| fresh_start | Remove all the installed R packages from a specified library |
| latest_packages | Displaying the latest installed R packages |
| rm_latest_packages | Remove the n latest installed R packages |
| rm_since_packages | removes installed packages according to a specific date |
| rm_today_packages | Remove the packages installed in the current day |
| rm_yesterday_packages | Remove the packages installed yesterday |
| since_packages | Displays installed packages according to a specific date |
| today_packages | Displays the packages installed in the current day |
| yesterday_packages | Displays the packages installed yesterday |