Maily is a Rails Engine to manage, test and navigate through all your email templates of your app, being able to preview them directly in your browser.

Make your ActiveRecord IDs non-obvious

Rails bindings for opal JS engine

Integrate Sequel with Rails (3.x and 4.x)

Adds address book for users to Spree

Hyrax is a featureful Hydra front-end based on the latest and greatest Hydra software components.

Ruby and Rails framework for managing all types of notifications in one place

A Rails engine for comments.

Faye bindings for Rails

Email processing solution for Ruby on Rails applications

SortableTree provides sorting of lists and hierarchies from ActiveAdmin index views.

Gem for managing multiple analytics services in your rails app.

Makes integrating filepicker.io with rails 4 easy

A good, simple, solid tagging extension for ActiveRecord

Rails gem for dynamically adding and removing nested has_many association fields in a form. Uses jQuery and supports multiple nesting levels. Requires Ruby 1.9+ and the asset pipeline.

OpenC3 provides all the functionality needed to send commands to and receive data from one or more embedded systems referred to as "targets". Out of the box functionality includes: Telemetry Display, Telemetry Graphing, Operational and Test Scripting, Command Sending, Logging, and more.

Obtain ActiveRecord results with a custom ordering with no need to store anything in the database.

Rails gem for Data Migrations

Adds ActiveRecord validations that prevent overlapping date/time ranges — bookings, reservations, meetings, shifts. One SQL query; supports scoping and open-ended ranges

Rich text editor for Active Admin using wysihtml5.