Motorhead is a Rails Engine framework that can be used for rapid prototyping, feature toggle, or A/B testing

Google reCAPTCHA v3 + Rails (integration)

Act as Notified is a flexible framework to add notifications to a Rails application

Octoshark is a library for switching between multiple ActiveRecord connections

Paperclip-Azure is a [Paperclip](https://github.com/thoughtbot/paperclip) storage driver for storing files in a Microsoft Azure Blob.

Browse, subscribe, view and revert changes to records when using Rails and the `paper_trail` gem.

Allows the *_type field in the DB to be an integer rather than a string

Proof provides an easy-to-use JWT-based authentication system.

Push daemon for push notification services like APNS (iOS/Apple) and GCM/C2DM (Android).

Provides a set of uniform RESTful routes to query any controlled vocabulary or set of authority terms.

RailsDbInfo is a Rails engine that quickly shows the database info

Highly customizable exception handling for Ruby on Rails

A Fresh new GraphQL server for Rails applications, with a focus on natural and Ruby-like DSL

Properties gem for Ruby on Rails

A Rails engine that adds a piece of middleware to the top of your middleware stack that looks for redirect rules stored in your database and redirects you accordingly.

Positionless model sorting for Rails.

Use this if you want to move to the new Resque Web plugin architecture for Resque Scheduler via theresque-web gem, rather than the Sinatra-based approach that is bundled with Resque 1.x

A Rails Engine to help with robots.txt

Realtime Rails log in your browser. For Rails 3.1+

SEO Meta tags plugin for Ruby on Rails