Ruby on Rails is a full-stack web framework optimized for programmer happiness and sustainable productivity. It encourages beautiful code by favoring convention over configuration.

Optional transactional emails for Spree such as Order placed or Shipment notification emails

Essential models, mailers, and classes for the Solidus e-commerce project.

This gem brings you the power of the premailer gem to Rails without any configuration needs. Create HTML emails, include a CSS file as you do in a normal HTML document and premailer will inline the included CSS.

It adds support for send invitations by email (it requires to be authenticated) and accept the invitation by setting a password.

Clearance is built to support authentication and authorization via an email/password sign-in mechanism in applications. It provides some core classes commonly used for these features, along with some opinionated defaults - but is intended to be easy to override.

Exception notification for Rails apps

Simple testing of Sidekiq jobs via a collection of matchers and helpers

Provides the generator settings required for Rails to use Slim

Gives letter_opener an interface for browsing sent emails

Rails observer (removed from core in Rails 4.0)

Simple (but safe) token authentication for Rails apps or API with Devise.

DecentExposure helps you program to an interface, rather than an implementation in your Rails controllers. The fact of the matter is that sharing state via instance variables in controllers promotes close coupling with views. DecentExposure gives you a declarative manner of exposing an interface to the state that controllers contain and thereby decreasing coupling and improving your testability and overall design.

Alchemy is a powerful, userfriendly and flexible Rails CMS.

First-party email analytics for Rails

Devise Async provides an easy way to configure Devise to send its emails asynchronously using ActiveJob.

[Rails] The Exception Notifier plugin provides a mailer object and a default set oftemplates for sending email notifications when errors occur in a Railsapplication.

Rails plugin for sending asynchronous email with ActionMailer and Resque.

Send e-mail straight from forms in Rails with I18n, validations, attachments and request information.

3rd party dependency-free solution how to monitor performance of your Rails applications.