Rails::API is a subset of a normal Rails application, created for applications that don't require all functionality that a complete Rails application provides

Attach comments to your ActiveRecord queries.

Instrumentation for GitLab

Maps controller filters to your resource scopes

Expose beautiful API documentation, powered by Swagger JSON endpoints, including a UI to explore and test operations. More about the OpenAPI initiative here: http://spec.openapis.org/

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web. http://getbootstrap.com

A Ruby library for declaring, composing and executing GraphQL queries

Haml-rails provides Haml generators for Rails 5. It also enables Haml as the templating engine for you, so you don't have to screw around in your own application.rb when your Gemfile already clearly indicated what templating engine you have installed. Hurrah.

Rails REST API documentation tool

Easy activity tracking for your ActiveRecord models. Provides Activity model with details about actions performed by your users, like adding comments, responding etc.

bootstrap_form is a rails form builder that makes it super easy to create beautiful-looking forms using Bootstrap 5

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.

Tame Rails' multi-line logging into a single line per request

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

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web. http://getbootstrap.com

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.