Jan 22, 2026 · Everything you need. Rails is a full-stack framework. It ships with all the tools needed to build amazing web apps on both the front and back end.

This guide describes how to debug Rails applications. It covers the different ways of achieving this and how to understand what is happening "behind the scenes" of your code.

1. Introduction Welcome to Ruby on Rails! In this guide, we'll walk through the core concepts of building web applications with Rails. You don't need any experience with Rails to follow along with this guide. …

The official Rails documentation: installation guide, tutorials, and API reference docs.

Rails is a web-application framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern.

Rails concerns, the specialization of Ruby’s mixins, are often used to give the individual models a very wide surface area. This fits well with the Active Record pattern by giving the concerned methods …

Rails is a web application framework running on the Ruby programming language. If you have no prior experience with Ruby, you will find a very steep learning curve diving straight into Rails.

Railties – Gluing the Engine to the Rails¶ ↑ Railties is responsible for gluing all frameworks together.

Dec 26, 2025 · Discover the latest Ruby on Rails news, Rails Foundation updates, new versions, and feature announcements. All in one place.

Ruby on Rails API