Mail client of the Union Station system.

Incoming mail processing daemon for Exchange Web Services (EWS). This is the Ruby Gem that does fetching, parsing and watching the exchange mail box for further processing.

Sensu mailgun plugins

This plugin adds some extensions to the Roda mailer plugin, specifically the ability to log outgoing emails, or to prevent actual delivery.

Capistrano Deployment Email Notification without Rails. Keep the whole team informed of each release! Graciously derived from capistrano_mailer.

A simple gem that will perform a mail merge on a string based on merge fields provided.

AwesomeMailer embeds your e-mail CSS inline, allowing you to write e-mail templates without worrying too much about stylesheets

Ruby wrapper for Maileon email marketing software API.

Dumps records to MailChimp.

Graybook is used to import email contact lists from popular webmail sites. Currently supported are AOL/AIM, Yahoo, Hotmail/Live/MSN, and Google Mail (although not Google Apps Mail yet).

Ruby interface to the Mailbuild API.

Action Mailer configuration helper

This is a helper to debug Action Mailbox. It's not suitable for running on production servers.

Smartly check whether a given email/domain belongs to a free or disposable mail provider. There are hundreds of lists available in Github repositories or Gists that list various free and disposable email providers. This gem downloads a bunch of these scripts (pre-configured URLs) and pars...

Implements an email interceptor which, when registered with the Mail gem, munges all "To:" email address to @eyepaste.com addresses. Especially helpful in dev or staging environments when you don't want emails delivered to actual addresses, but you may want to verify actual delivery.

AWS SES Client for Action Mailer

A Ruby wrapper for Mailbluster API

Wrapper for Yahoo! Mail Development Tool, handles deploying applications to Yahoo! Mail Development Platform.

Unofficial MailerSend integration with Rails

A mail gem based validator for rails