Guest user implementation for devise

It adds support for sending activation tokens via SMS and accepting them.

Audit activerecord models like a boss

Hydra-Head is a Rails Engine containing the core code for a Hydra application. The full hydra stack includes: Blacklight, Fedora, Solr, active-fedora, solrizer, and om

A simple gem to more elegantly place a staging server or other in-progress application behind a basic codeword. It’s easy to implement, share with clients/collaborators, and more beautiful than the typical password-protection sheet.

Adds tabbed interface and custom field type for globalize translations to Rails_admin

Rails gem to push notifications for iOS, Android and Windows Phone devices

Retina Rails makes your application use high-resolution images by default. It automatically optimizes uploaded images (CarrierWave or Paperclip) for retina displays by making them twice the size and reducing the quality.

SCIM v2 support for Users and Groups in Ruby On Rails

SCIM Adapter for Rails.

Common runtime helpers for Solidus extensions.

A Rails confirm replacement with SweetAlert

Sharding

A rich text editor for everyday writing

Turkee will help you to easily create usability studies, post HITs, and retrieve the user entered values from Mechanical Turk.

Simple tagging gem for Rails using postgres array.

Write specs for your Rails 3+ generators

Job queue system to run job with Docker

CMS built on rails with love.

Allows caching of pages with flash messages by rendering flash messages from a cookie using JavaScript, instead of statically in your Rails view template. Flash contents are converted to JSON and placed in a cookie by an after_filter (default) or a Rack Middleware (option).