Automatically eager loads Rails associations as associations are traversed

Mailgun's Official Ruby SDK for interacting with the Mailgun API.

Use jQuery's autocomplete plugin with Rails 3.

Adds simple rake commands for seeding your database. Simple dependencies let you organise your seeds. If you are using Rails, Seedbank extends Rails seeds and lets you add seeds for each environment.

The dynamic stylesheet language for the Rails asset pipeline. Allows other gems to extend Less load path.

Stripe webhook integration for Rails applications.

BrowserCMS is a general purpose, open source Web Content Management System (CMS) that supports Ruby on Rails v3.2. It can be used as a standalone CMS, added to existing Rails projects or extended using Rails Engines.

Devise extension to allow authentication via LDAP

Every Rails page has footnotes that gives information about your application and links back to your editor.

Hooks Roadie into your Rails application to help with email generation.

Adds footnotes to each page in your Rails app, containing useful development information as well as links to edit the controllers and views in your editor.

Direct Upload to Amazon S3 With CORS and jquery-file-upload

Chosen is a javascript library of select box enhancer for jQuery and Protoype. This gem integrates Chosen with Rails asset pipeline for easy of use.

Semantic UI, converted to Sass and ready to drop into Rails, Compass, or Sprockets.

Application deployment software

YamlDb is a database-independent format for dumping and restoring data. It complements the database-independent schema format found in db/schema.rb. The data is saved into db/data.yml. This can be used as a replacement for mysqldump or pg_dump, but only for the databases typically used by Rails apps. Users, permissions, schemas, triggers, and other advanced database features are not supported - by design. Any database that has an ActiveRecord adapter should work.

Blacklight is an open source Solr user interface discovery platform. You can use Blacklight to enable searching and browsing of your collections. Blacklight uses the Apache Solr search engine to search full text and/or metadata.

The exceptionally handsome dashboard framework for Rails.

SAML IdP (Identity Provider) Library for Ruby

Helper for add social share feature in your Rails app. Twitter, Facebook, Weibo, Douban, QQ, Tumblr ...