Play chess with your friends in email!

Easily whitelist email addresses in your Rails app.

Send and track mails asynchronously.

Wrapper around Gibbon gem for Mailchimp

A Rails delivery method that uses the Sidemail transactional API for sending outgoing mail.

Helpers for Mixpanel Tracking in Emails

A web wrapper for mailchimp

A ruby API for managing lists, campaigns, subscribers, etc. within Mailchimp (http://www.mailchimp.com/)

The MNB API is an easy way to directly manipulate your mailing needs through an xmlrpc interface.

Support Local Mail Transfer Protocol(LMTP).

The mailman netposti forgot.

ActiveRecord/Liquid-based mail templates, incl. CSS-processing.

Simple ruby mailmerge for Microsoft Word .docx files.

Mail delivery

PrettyMailer lets you use stylesheets to apply inline styles to emails.

A mail merge for developers.

API wrapper for Mailerlite

QuMailer is a Rails plugin for delivering email asynchronously from ActionMailer via the Qu queuing library.

メールの暗号化 at NSEG#40

A Ruby gem for rapid API testing with great conventions.