The speed of a single-page web application without having to write any JavaScript.

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

BestInPlace is a jQuery script and a Rails helper that provide the method best_in_place to display any object field easily editable for the user by just clicking on it. It supports input data, text data, boolean data and custom dropdown data. It works with RESTful controllers.

An Action Dispatch session store backed by an Active Record class.

Provides the generator settings required for Rails to use Slim

Rails observer (removed from core in Rails 4.0)

This gem provides a mitigation against CVE-2015-9284 (Cross-Site Request Forgery on the request phrase when using OmniAuth gem with a Ruby on Rails application) by implementing a CSRF token verifier that directly utilize `ActionController::RequestForgeryProtection` code from Rails.

Provides a simple helper to get an HTML select list of countries. \ The list of countries comes from the ISO 3166 standard. \ While it is a relatively neutral source of country names, it will still offend some users.

The default_value_for plugin allows one to define default values for ActiveRecord models in a declarative manner

Client library for easily using the Cloudinary service

Simple (but safe) token authentication for Rails apps or API with Devise.

ActiveInteraction manages application-specific business logic. It is an implementation of what are called service objects, interactors, or the command pattern. No matter what you call it, its built to work seamlessly with Rails.

apollo-upload-server implementation for Ruby on Rails as middleware.

jQuery File Upload by Sebastian Tschan integrated for Rails 3.1+ Asset Pipeline

GraphQL.js integration for Rails

jquery datatables for rails

Use ESM with importmap to manage modern JavaScript in Rails without transpiling or bundling.

Create plain old Ruby models without reinventing the wheel.

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

Alchemy is a powerful, userfriendly and flexible Rails CMS.