| addup | Add up a column of numbers | localtime | Interpret Unix epoch times | psgrep | ps | grep |
| attach | Send email with MIME attachments | locate | Locate any file on the system | runN | run multiple commands in parallel |
| count | Number of occurrences of each line in input | lr | Statistics and linear regression | sortby | Sort the contents of an email folder |
| f | Replacement for awk | mark | Manage colections of email messages | sw | Run a job in the background, 21st-century style |
| forge | Forge email messages | MH | (About the MH mail system) | tail | General notes about tail |
| ftail | Follow a changing log file | pgrep | Replacement for grep | ticker | Track the size of a growing file |
| getstore | Retrieve and save a web document | printd | Replacement for Berkeley lpd | unrecv | Make email message archives smaller |
| imgdiff | Display differences between two JPEG files | psgrep | ps | grep | | |
