These are all the commands you can use in MM. For more information on any command, type help followed by the name of the command.
Which commands are available, and precisely how they work, differs in the three modes of MM. The modes are indicated below by the letters M, R, S.
| M | Top Level, indicated by the prompt MM> |
| R | Read Mode, indicated by the prompt R> or R> |
| S | Send Mode, indicated by the prompt S> or S> |
To see help for another mode, type help top-level, help read-mode or help send-mode. For example, at the Top Level prompt MM>, type help send-mode bcc to check on the Send Mode command bcc.
| ! | M | R | S | execute a shell command in a subshell |
| answer | M | R | write a reply message, start Send Mode (see reply) | |
| bcc | S | add an address to the bcc field | ||
| blank | M | R | S | clear the terminal screen |
| browse | M | R | browse through messages, and read, reply, etc as desired | |
| bug | M | R | report bugs in MM operation | |
| bye | M | leave MM; kill the process | ||
| cc | S | add an address to the cc field | ||
| cd | M | R | S | change directory |
| check | M | R | S | check for new messages |
| continue | M | R | return to an unfinished send, after abort or quit | |
| copy | M | R | S | copy messages to another mail file |
| count | M | count messages in a sequence | ||
| daytime | M | R | S | show day, date and time |
| define | M | R | S | define a mail-alias for an address |
| delete | M | R | mark messages for deletion | |
| display | S | display the outgoing message | ||
| echo | M | R | S | display text on screen |
| edit | M | R | edit messages in a mail file | |
| edit | S | edit the outgoing message | ||
| erase | S | remove (part of) the outgoing message | ||
| examine | M | go to another mail file, read-only | ||
| exit | M | leave MM; suspend the process and expunge deleted messages | ||
| expunge | M | permanently remove messages marked as deleted | ||
| fcc | S | add an address to the fcc field | ||
| finger | M | R | S | get information about a user |
| flag | M | R | S | mark a message so it stands out |
| forward | M | R | forward messages to another address | |
| from | S | replace the from field | ||
| get | M | go to another mail file | ||
| headers | M | R | S | display headers (one-line summaries) of messages |
| help | M | R | S | get online help |
| in-reply-to | S | replace the in-reply-to field | ||
| insert | S | insert a file into the outgoing message | ||
| jump | M | R | make a certain message be the current message | |
| keyword | M | R | group related messages by assigning keywords | |
| keyword | S | assign a keyword to the outgoing message | ||
| kill | R | mark message deleted, display the next message | ||
| list | M | R | S | copy messages to a file or to a shell command |
| literal | M | R | S | prefix to list, type or print |
| M | R | write a message, start Send Mode (see send) | ||
| mark | M | R | S | mark messages as seen without reading them |
| move | M | R | S | copy messages into another mail file, and delete in this one |
| next | M | R | display the next message | |
| previous | M | R | display the previous message | |
| M | R | S | print messages | |
| profile | M | R | S | customize MM |
| push | M | R | S | start a subshell |
| pwd | M | R | S | print working directory |
| quit | M | leave MM; suspend the process | ||
| quit | R | quit from Read Mode | ||
| quit | S | quit from Send Mode, do not send the outgoing message | ||
| read | M | read messages, start Read Mode | ||
| remail | M | R | Remail messages | |
| remove | S | remove an address from the outgoing message | ||
| reply | M | R | write a reply message, start Send Mode | |
| reply-to | S | create or replace the reply-to field | ||
| restore-draft | M | R | continue a message saved with save-draft | |
| review | M | read messages, start Read Mode | ||
| route | M | R | S | forward mail delivery to another address |
| save-draft | S | save an outgoing message in a file | ||
| save-init | M | R | S | save customizations (set or define commands) |
| send | M | R | write a message, start Send Mode | |
| send | S | send the outgoing message | ||
| set | M | R | S | customize MM (change a variable) |
| show | M | R | S | display values of customization variables and mail aliases |
| sort | M | Sort messages by date | ||
| spell | M | R | S | check spelling |
| status | M | R | S | display information about the MM process |
| subject | S | replace the subject field | ||
| suspend | M | R | S | suspend MM |
| take | M | R | S | execute a script of MM commands from a file |
| text | S | add more to the outgoing message, in text mode | ||
| to | S | add an address to the to field | ||
| type | M | R | S | display messages |
| unanswer | M | R | S | remove the answered (A) status from messages |
| undelete | M | R | Remove the mark for deletion | |
| unflag | M | R | S | remove the flagged (F) status from messages |
| unkeyword | M | R | Remove keywords from messages | |
| unkeyword | S | remove keywords from the outgoing message | ||
| unmark | M | R | S | mark a message as unseen |
| user-header | S | create your own header field in the outgoing message | ||
| version | M | R | S | display information about the current version of MM |
| who | M | R | S | check a mail address |
| write | M | R | S | write or rewrite a mail file |
| z | M | R | S | suspend MM (see suspend) |