Easy to use integration of drag&drop files upload via dropzone.js for RailsAdmin

This gem provides jstz.js and for your Rails 3 application.

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.

Parameter Validation and Type Coercion for Rails

Ridgepole is a tool to manage DB schema. It defines DB schema using Rails DSL, and updates DB schema according to DSL.

Citus Rails Integration (Rails 4.2)

Spec::Rails (a.k.a. RSpec on Rails) is a Ruby on Rails plugin that allows you to drive the development of your RoR application using RSpec, a framework that aims to enable Example Driven Development in Ruby.

Rails-based front-end for the popular VCR gem. It allows you to browse cassettes and episodes. HTTP body content from episodes can be viewed in the browser, enabling easy debugging of JSON and HTML.

A simple to use Rails-Engine-Gem that offers an admin interface for trusted user. Easy integratable and highly configurable and agnostic. Works with ActiveRecord and Mongoid.

Logs callbacks to help with debugging.

Plupload lets you upload multiple files at a time and even allows drag and drop from the local file system into the browser (with Firefox and Safari). This gem/plugin tries to make its integration with Rails 3 very simple.

The old pulse. This has been depreciated in favor of rails-pulse. The gem merely pins that gem now.

Familiar asset handling for those stuck on Rails 2

Logs exceptions inside a database table. Now available as gem for Rails3 (previously a plugin for Rails2)

ArMailer wrapper for Rails 3

Msgr: Rails-like Messaging Framework

Lightweight configuration for your ruby app. Reads Rails-style YAML files from your config directory. Features include optional environment namespacing, local convention-based override files, and indifferent (symbol vs string) access.

A linting tool that helps you find any routes defined in your routes.rb file that don't have a corresponding controller action, and find any _path or _url calls that don't have a corresponding route in the routes.rb file.

Run any Ruby script from the context of a web request.

Make rails and bootstrap sing with awesome helpers, additional components, and more.