Paul Revere provides a model and helper methods to do one-off style announcements.

rails_sortable provides easy drag & drop sorting for rails 4 and 5.

Ruby Adapter for Raygun

Timeseries data monitoring framework running as a rails engine

SCIM v2 support for Users and Groups in Ruby On Rails

Show one-time messages to users in your Rails app

Crowd-sourced translation and localization engine for Rails.

A Ruby gem that allows Oauth2 protection with Doorkeeper for Grape Api's

Sunspot::Rails is an extension to the Sunspot library for Solr search. Sunspot::Rails adds integration between Sunspot and ActiveRecord, including defining search and indexing related methods on ActiveRecord models themselves, running a Sunspot-compatible Solr instance for development and test environments, and automatically commit Solr index changes at the end of each Rails request.

A Rails 3+ Engine providing a basic contact form. I used Formtastic to keep things simple, and to hook into your apps custom Formtastic stylesheets.

Adding 'Website' field to the contact form.

Guest user implementation for devise

Stores draft versions of your ActiveRecord models' data in a single table or split up into separate tables. Works with Ruby on Rails and Sinatra.

Captcha-Plugin for Rails

Captcha-Plugin for Rails

Sunspot::Rails is an extension to the Sunspot library for Solr search. Sunspot::Rails adds integration between Sunspot and ActiveRecord, including defining search and indexing related methods on ActiveRecord models themselves, running a Sunspot-compatible Solr instance for development and test environments, and automatically commit Solr index changes at the end of each Rails request.

Sunspot::Rails is an extension to the Sunspot library for Solr search. Sunspot::Rails adds integration between Sunspot and ActiveRecord, including defining search and indexing related methods on ActiveRecord models themselves, running a Sunspot-compatible Solr instance for development and test environments, and automatically commit Solr index changes at the end of each Rails request.

Hydra-Head is a Rails Engine containing the core code for a Hydra application.

The purpose of this gem is to simply provide timezone translations. The gem is intended to be easy to combine with other gems that require i18n timezone translations so we can have common i18n timezone translation gem.

A gem that easily generates imgproxy URLs for your images