facebook-stub is a gem for stubbing out the Facebook JavaScript API in acceptance and integration tests.

Use the falcon web server to run capybara/selenium tests.

Give your users the ability to manage their email subscriptions in your Rails application.

Add FilePond server endpoints and form helpers for Rails

Tool for cloning firebase remote config projects.

Plugin for read-only content websites with MongoDB storage. Works perfect with Rambler&Co CQRS projects

This gem is an object-oriented wrapper for the Flickr API.

Fluentd config distribution server

Complex format validators

Decouple your forms from your domain models

Decorate objects for presentation. Supports Rails out of the box.

Asset pipeline bundling of the fullcalendar jquery plugin.

Mountable Engine to set up a Crowdfunding app

Inline PDF templates that use prawn.

Development and command-line tools for Gamefic

Store local copies of remote imagery in GeoBlacklight

Rails engine for Hydra Geo models. Built around Curation Concerns engine.

Gnawrnip is a TurnipFormatter Add-on that provides put a screen shot to report use Capybara

a Sinatra Application to browse the email sent by letter_opener

If you're going to be bored waiting for something, why not our good friend?