Ruby on Rails

Ruby on Rails

Open Source

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

Backend Frameworks
Ruby Frameworks

Scores

Popularity
2/5
Learning Curve
3/5
Flexibility
3/5
Performance
3/5
Portability
2/5

About

Ruby on Rails is a server-side web framework written in Ruby, created by David Heinemeier Hansson in 2003 and released publicly in 2004. It is built around two guiding principles: Convention over Configuration — the framework provides sensible defaults so developers rarely make low-level decisions — and DRY (Don't Repeat Yourself) — business logic lives in one place and is reused rather than duplicated.

Rails follows the MVC pattern via Active Record (ORM with migrations, validations, and associations), Action Controller (request routing and business logic), and Action View (Erb/Haml templates). The framework ships with complete solutions for nearly every web concern: Action Mailer for emails, Active Job for background processing, Action Cable for WebSockets, Active Storage for file uploads, and Action Text for rich text editing.

Rails is the framework that popularised the concepts of scaffolding, database migrations, and the convention-driven approach that influenced almost every web framework that followed. Notable deployments include GitHub, Shopify, Airbnb, and Twitch.

Key Features

  • Batteries-included: ORM, routing, templates, testing, email, jobs all built-in
  • Convention over configuration reduces decision fatigue and boilerplate
  • Active Record ORM with elegant, intuitive syntax
  • Scaffolding for rapid CRUD application generation
  • Migrations for version-controlled database schema management
  • Powerful routing system with RESTful conventions
  • Rich gem ecosystem (RubyGems) for extending functionality
  • Built-in testing framework with fixtures and mocks

Pros

  • Extremely fast development speed for standard web applications
  • Mature, stable ecosystem with proven patterns
  • Great documentation and community resources
  • Strong conventions make it easy to switch between Rails projects
  • Active Record is one of the best ORMs for relational databases
  • Scaffolding and generators reduce repetitive coding
  • Large talent pool of Rails developers
  • Security best practices built-in by default

Cons

  • Performance generally lower than compiled languages (Go, Rust)
  • Can feel opinionated and rigid for unconventional applications
  • Monolithic structure less suited for microservices architectures
  • Ruby execution speed can be a bottleneck for high-traffic apps
  • Learning curve if you're not familiar with Ruby idioms
  • Less flexible than micro-frameworks
  • Some gems are poorly maintained or abandonware
  • Not ideal for real-time applications without additional services

Pricing

Open Source

Possible Stacks

HTMX + Rails

Project

Ruby on Rails with HTMX for partial-page updates. Rails already excels at server-rendered HTML — HTMX adds AJAX-driven DOM swaps without Turbolinks complexity. A natural fit for the Rails philosophy of server-driven development.

Ruby on Rails Starter

Project

Classic Rails web application with PostgreSQL — convention-over-configuration full-stack.

Related Tools

Learning Resources

No resources yet — check back soon.

Tags

RubyOpen SourceSelf-hostableWeb DevelopmentAPI Development

Details

License
MIT
Maintained
Yes
Primary language
Ruby
Domain
Full-stack
GitHub stars
55k
Stars updated
2026-03-09