Add pool usage statistics within your log files.

A gem that removes duplicates when multiple copies of a que job are enqueued.

Implements Law of Demeter by mapping associated record attributes as own attributes (one-way read-only). Consequently, speeds up SQL queries by removing joins queries between intermediary models, at the cost of slower writes. This is an anti-normalization pattern in favour of actual data-redundancy and faster queries. Use this only as necessary.

Rabl generators for Rails resources

rack-metrics is a performance monitoring tool.

Rack middleware to generate pages that can be served by a web server. Compatible with Rails page caching.

Validate rack responses against schema named in the Link header

Client Side Validations for Rails 4

Many apps need to send basic notifications to users, often using multiple delivery methods (like email, push notifications, SMS, twitter, etc). This gem is designed to make that process easy and track the state of the notification in a centralized fashion.

Get the version of your Rails app

Browser compatibility definition

Keep your backend and front-end specs in sync! The rails_edge_test gem provides a dsl and rake task that uses your Rails app to generate json and appropriate wrapper files for use in your front-end testing.

"development" is not always the best name for the local environment. An alternate environment name, like "localdev", will prevent confusion, when "dev", or "develop", is used as a deployed environment.

A simple and powerful feature flagging system for Ruby on Rails applications. RailsFlags provides an easy way to manage feature flags with support for multiple storage backends.

Starting in v5.0, Rails removed the `force_reload` option from ActiveRecord association readers. This gem adds that functionality back in.

A gem to help you retrofit UUIDs to your existing Rails application.

An operations service layer for rails projects.

Globally toggle 'read-only' mode in a Rails application, on-demand, without having to restart the server.

Raise an exception to test if exception_nofier really works.

Ramenu is a simple Ruby on Rails plugin for creating and managing navigation menus for a Rails project.