It provides an easier way to create denormalized records to be used for reporting, includes generation of migration file.

FlyData Agent

Run every test in a fork to avoid pollution and get clean output per test

View Photos and iPhoto libraries in your browser

Gamification is a collection of models for Ruby on Rails that allows you to make anything a game

Genealogy is a ruby gem library which extends ActiveRecord models in order to make its instances act as relatives so that you can build and query genealogies

Use Google Tag Manager ( http://www.google.com/tagmanager/ ) in your Rails application.

Because Blogojevich would be too tough to remember. It's a pluggable blogging system for Rails 3.

GraphQL + JWT + Devise

GraphQL::QueryResolver is an add-on to graphql-ruby that allows your field resolvers to minimize N+1 SELECTS issued by ActiveRecord.

Provide `notice` method to user model to save notices and to shows them later in views with Gritter (growl-like jQuery plugin). Fully support of Rails flash messages also. Helpful to send flash messages from background jobs.

Hanmoto provides a simple way to manage public pages with Asset Pipeline.

The essential security auditing tool for Internet of Things devices you'll need in your toolbox

Provides an easy way to work with bit fields in active record

Hashdown

Moderated fields or whole model instances are serialized and saved into a separate moderations table. The moderation can then be accepted and the changes will be applied to the model. This way, lookups for existing, accepted fields or entries will be much faster than if using something like Papertrail, since the changes that have not yet been accepted are stored outside of the model table - in the moderations table.

Create translations for your ActiveRecord models. Uses delegate pattern. Fully tested and used in a several production sites.

Provides a set of valuable features for Registration, Authentication, Management and Internationalization.

Sinatra project generator.

A persistence library based more closely on the repository model. Used in production for several years.