Sending, receiving, reading, composing, sorting, and generally working with email. For the mail(1) command line utility, see the tag /mail-command.
This tag covers all issues related to email on unix systems, including:
- mail-user-agent reading, composing and organizing mail in a mail user agent (MUA): alpine, kmail, mutt, thunderbird, …;
- mail-transport-agent sending and delivering mail with a message transfer agent (MTA): exim, mail-command (
mailx), postfix, qmail, sendmail, …;
- fetching remote mails with programs such as fetchmail;
- delivering local mail with a mail delivery agent such as maildrop and procmail;
- working with mail-related network protocols: smtp, ssmtp, pop3, imap, …
- working with mail archives in mbox, mh, maildir or other format, with tools such as formail, …;
- mailing lists and mailing list software: mailman, …; …
If your question is about a specific program, use the tag for that program. For more generic questions, such as when you aren't sure which tool to use for a specific purpose, use a general tag such as email, mail-user-agent or mail-transport-agent.