A lightweight and flexible Ruby SDK for Sendy, a self-hosted email newsletter app.

A Ruby library wrapping SendGrid's Newsletter API.

TeleNotify by ppati000 enables your Rails app to send notifications/messages to your users via Telegram's Bot API. Forget email newsletters! * See installation instructions, demo app and source on https://github.com/ppati000/tele_notify. *

Jekyll for email newsletters

A simple Rails 3 engine gem to manage and send newsletters.

A Ruby interface for the wonderful e-mail newsletter application Sendy.

Correole is a webservice that subscribes and unsubscribes readers from a newsletter.

Sends newsletters to recipients

send newsletter with chaski

MokshaCMS, A Full-stack Content Management framework for Ruby on Rails, providing content/blog management, event management, forums, and newsletter integration.

Combines the 'newsletter' and 'mail_manager' gems with viable admin, login and navigation.

Keep mailing list subscriptions in sync with your models

Create and Manage Newsletters using the Sendgrid API

Module for Mailchimp newsletter subscription in the Trado Ecommerce platform.

HTML story list generator from the chartbeat API. Good for daily email newsletters.

Manage mailer templates via wysiwyg and liquid. Uses mercury editor for now. And send out newsletters.

A simple interface to mailsolution newsletter api. It only uses the http interface.

Picks the latest post and sends it by email

Devise extension for newsletter subscribers

Allows to send a models content as a batch e-mail to a list