Mail

This module makes it possible for Courier-MTA to authenticate against a Drupal user database.

This module will encrypt outgoing mail your Drupal site if the recipient has uploaded a GPG key to the profile.

Both profile module and user fields will be supported.

There will be an option to not send any body text in case there is no key.

This module provides blocks and an admin management interface to integrate a Drupal site with the WhatCounts (http://whatcounts.com) Web API service. Functionality is quite minimal at the moment, providing only a pair of simple "smart" subscription blocks which disappear if the (logged-in) user is already subscribed to the list in question.

Send an email to a user when a new role is added to their account. The message is configurable with a number of tokens.

Looking for a new maintainer. rfay does not intend to continue support for this into the future, and no D8 release is planned. . Note that the rules module is probably the right way to do this these days. For inspiration, use this article.

Subscribe other people on your team to posts and comments as you are writing. This module provides a nice user interface to create subscriptions on the fly for other site users.

Note that by using this feature, users can create subscriptions for other users, so this is mainly intended for small teams on which trusted users can decide which other members of the team should receive notifications about a post or follow up comments.

Integrates RoundCube Webmail with Drupal by automagically logging users in and out of RoundCube. It provides users with easy access to to their webmail, with support for Thickbox. See the module's documentation for details and instructions.

Drupal webshop made easy.

The module development and documentation was sponsored by KYbest.

This module is to be considered abandoned and obsoleted by more robust stuff like Ãœbercart or whatsoever. Drupal 5 has reached its end-of-life, stating this module's life is over, too, as the Drupal 6 version was not ever officially supported.

Queues email sending from your site so that instead of being sent immediately it is sent on cron or via some other queue processor.

Useful for high traffic sites that can send a lot of emails on individual page requests.

This module makes available the SocialTwist Tell-a-Friend widget for Drupal for FREE.The widget enables users to announce content from the page viewed on Drupal via email, IM, blogs, and social networking sites.

The Simplenews Subscription Manager is an add on for Simplenews that allows users without the ability to manage all subscriptions to manage the subscribers to individual newsletters.