Email and messaging

Heya 👋 is a campaign mailer for Rails. Think of it like ActionMailer, but for timed email sequences. It can also perform other actions like sending a text…

Rails Engine to preview emails in the browser

Preview and edit app mailer templates in Rails

Rails push notifications for mobile platforms

A Rails engine for drip campaigns/scheduled sequences and periodical support. Works with ActionMailer, and other things

Notifications Center engine like GitHub or other application for any Rails applications

Better Mailer Previews is a Ruby on Rails gem that makes it easier to preview ActionMailer email templates

Record and view Rails ActionMailer emails sent in development

LetterThief allows your Ruby On Rails app to store sent emails in your database

Customizable Slack notification from GitHub

Simple email tracker for Ruby on Rails applications. Emailbutler allows you to track sending params and delivery status of emails, resend them if required

Send push notifications to browsers

A simple way to build slack interations inside a Rails app

WebPush deliver method for Noticed

Mautic ruby client / wrapper

PostageApp Ruby gem makes sending transactional email from applications easy

A Rails engine that provides a database-backed delivery method for Action Mailer, primarily intended for local development and staging environments. It…

ActionSmser Rails gem == SMS && ActionMailer. Simple way to use SMS (Short Message Service) in the same way as ActionMailer. Includes also delivery…

Intercepts Resend gem API calls in development, stores emails as JSON, and provides a web UI to browse, preview, and simulate replies. Production code…

Create, manage, and send scheduled email sequences and drip campaigns from your Rails app

Cloudflare Email Service (April 2026 public beta) for Ruby and Rails — ActionMailer delivery method + ActionMailbox ingress + shipped Cloudflare Worker

Multi-channel notifications with a database-backed inbox

Email subscriptions and one-click unsubscribe links

$13/mo $0

Read the mail your app sends, in a page mounted in the app itself

$15/mo $0