awesome-rails-gem

State machines for Ruby classes (plain Ruby, Rails Active Record, Mongoid).

Store different kind of actions (Like, Follow, Star, Block ...) in one table via ActiveRecord Polymorphic Association.

A tagging plugin for Rails applications that allows for custom tagging along dynamic contexts.

Easily and efficiently make your ActiveRecord models support hierarchies.

Turbo-charged counter caches for your Rails app. Huge improvements over the Rails standard counter caches.

A simple approach to creating a custom counter cache that can be used across multiple models.

Acl9 is a role-based authorization system that provides a concise DSL for securing your Rails application.

Continuation of CanCan, the authorization Gem for Ruby on Rails.CanCan is an authorization library for Ruby on Rails which restricts what resources a given user is allowed to access. All permissions are defined in a single location (the Ability class) and not duplicated across controllers, views, and database queries.

Rails authentication with email & password.

Devise is a flexible authentication solution for Rails based on Warden.

Token based authentication for Rails JSON APIs.

Seamless JWT authentication for Rails API.

ActiveAdmin is a administration framework for Ruby on Rails applications.

A Rails engine that helps you put together a super-flexible admin dashboard.

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data.

A modern, responsive admin framework for Ruby on Rails

Typus is a control panel for Ruby on Rails applications to allow trusted users edit structured content.

active_link_to adds css 'active' class to your links.

Cells allow you to encapsulate parts of your UI into components into view models. View models, or cells, are simple ruby classes that can render templates.

Dynamic nested forms using jQuery made easy

Formtastic is a Rails FormBuilder DSL (with some other goodies) to make it far easier to create beautiful, semantically rich, syntactically awesome, readily stylable and wonderfully accessible HTML forms in your Rails applications

I18n Country Code Select Form Helper for Rails 3 & 4.

Search Engine Optimization (SEO) plugin for Ruby on Rails applications.

Serializer brings convention over configuration to your JSON generation.

Work together to quickly design, prototype, document and test APIs.

API Documentation with powerful tooling.

Microframework to create REST-ful APIs in Ruby.

Autogenerate documentation on Grape API.

Display documentation that is generated using Grape Swagger.

Ahoy provides a solid foundation to track visits and events in Ruby, JavaScript, and native apps.

Impressionist can log page impressions (technically action impressions), but it is not limited to that. You can log impressions multiple times per request. And you can also attach it to a model. The goal of this project is to provide customizable stats that are immediately accessible in your application as opposed to using Google Analytics and pulling data using their API.

An attempt to tame Rails' default policy to log everything.

Notifier gem for integrating apps with Airbrake

Open source notifier gem compliant with Airbrake.

Exception tracking and logging from Ruby to Rollbar.

Airbrussh pretties up your SSHKit and Capistrano output

Chartkick helps your to create beautiful Javascript charts with one line of Ruby.

CKEditor is a WYSIWYG text editor designed to simplify web content creation. It brings common word processing features directly to your web pages. Enhance your website experience with our community maintained editor.

GitHub HTML processing filters and utilities. This module includes a small framework for defining DOM based content filters and applying them to user provided content.

A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for Rails 3 and 4.

Shell commands for development, staging, and production parity for Heroku apps.