Keep mailing list subscriptions in sync with your models

Create and Manage Newsletters using the Sendgrid API

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

Track newsletter unsubscriptions

Ruby on Rails Newsletters engine for Refinery CMS

An easy-to-implement, reusable newsletter subscribe widget that connects with Mailchimp.

Newsletter7 API client can export contacts to Newsletter7 site easily using newsletter7_api

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

A simple mailer for newsletters with basic campaign management, queue and unsubscribe support. To be used within Rails.

Convert middleman blogs into a newsletter

Sends newsletters to recipients

Devise extension for newsletter subscribers

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

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. *

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

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

Picks the latest post and sends it by email

Sendgrid Newsletter API in Ruby

Easy to integrate with blogs, CMS, messages & mailers, newsletters

Ruby on Rails Pdf Newsletters engine for Refinery CMS