GNU Mailutils is a collection of mail-related utilities. At the core of Mailutils is libmailutils, a library which provides access to various forms of mailbox files (including remote mailboxes via popular protocols). It also provides support for parsing of RFC-822 style messages and MIME support. Besides other programs this package conatins pop3 and imap4 servers and and the mail/mailx command line tool.
Author: The GNU Project / FSF
Maintainer: Clifford Wolf <email@example.com>