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The venerable MH message handling system: a command-line based mail user agent for UNIX/Linux developed at the RAND Corporation and the University of California, Irvine.
Edbrowse is a comprehensive editor, browser, and email client that provides access to the net through a commandline interface, appropriate for speech or braille. It also supports scripting, to interact with the net in the background, or in batch mode.
Deliver is a file transfer protocol and implementation designed to be a safe, open-source alternative to the most extended transfer protocols like the traditional e-mail.
Unlimited organizations, 3 enterprise SSO connections, role-based access control, and pro MFA included. Dev and prod tenants out of the box.
Auth0's B2B Essentials plan gives you everything you need to ship secure multi-tenant apps. Unlimited orgs, enterprise SSO, RBAC, audit log streaming, and higher auth and API limits included. Add on M2M tokens, enterprise MFA, or additional SSO connections as you scale.
a commandline function to send text-only email to an smtp server, with a commandline function to pull down email from a pop server. No longer under active development.
Transfers email from an exchange 2000/2003 account to local file, smtp address, or procmail. Written in Java, this uses OWA protocol and can be run periodically on a server with no user input. Useful for Exchange servers which don't enable forwarding.
This program is a minimal SMTP client that takes an email
message body and passes it on to a SMTP server (default is the
MTA on the local host). Since it is completely self-supporting,
it is especially suitable for use in restricted environments.
Small SMTP wrapper designed to be used in chroot-ed environment as a sendmail command-line tool replacement. e.g. warpper can be used by php ( by function mail ) instead of using SMTP client written in php
Converts a tab separated value (TSV) file containing address book information as exported by Thunderbird, to a vCard file (VCF) ready to be imported into Evolution contacts. Finely-tuned to do exactly this and only this, without losing information.
Heirloom mailx (formerly known as "nail") is intended provide the functionality of the POSIX mailx command with additional support for MIME messages, IMAP (including caching), POP3, SMTP, S/MIME, message threading/sorting, scoring, and filtering.
A simple commandline utility to perform various tasks on a remote POP3 e-mail box. Intended as a replacement for the Email Manipulator utility(mailtool.exe). List and delete messages by size, range, or keyword. Handy for tech support.
pemail allows you to view POP3 email from the commandline, much like the UNIX mail(1) command does. pemail also allows you to send email from the same interface, making it pretty much an all in one mail client for the UNIX commandline.