What is Ruby on Rails?

Framework

Ruby on Rails is a web framework: Server-side web application framework in Ruby. Tech Stack Detector identifies Ruby on Rails on any website by analysing cookies and the HTML source.

Ruby on Rails is a web framework (Framework), detected on 6 websites in our index. See websites using Ruby on Rails ↓

CategoryFramework
Official siterubyonrails.org
Detection signals2 signals
In our index6 websites

How Tech Stack Detector detects Ruby on Rails

Ruby on Rails is matched from these signals during a single, ordinary page request. Each one contributes to the confidence score shown on a scan.

  • CookieRails session cookie pattern
  • Html PatternRails UJS/Turbo markers

Detecting Ruby on Rails also implies Ruby.

Websites using Ruby on Rails

Recently scanned websites where we detected Ruby on Rails. Open one to see its full technology stack.

View all websites using Ruby on Rails

Often used with Ruby on Rails

Technologies most frequently detected alongside Ruby on Rails across scanned websites.

Alternatives to Ruby on Rails

Other Framework technologies Tech Stack Detector detects: popular alternatives and related tools, most-detected first.

Compare Ruby on Rails

Side-by-side comparisons of Ruby on Rails with other Framework technologies.

Popular technologies

The technologies most often detected across all websites scanned on Tech Stack Detector.

Frequently asked questions

What is Ruby on Rails?

Ruby on Rails is a web framework: Server-side web application framework in Ruby. Tech Stack Detector identifies Ruby on Rails on any website by analysing cookies and the HTML source. Its official website is https://rubyonrails.org.

How can I tell if a website uses Ruby on Rails?

Enter any URL into Tech Stack Detector and it reports whether Ruby on Rails is present, with a confidence score and the exact evidence it matched. Detection is based on cookies and the HTML source. No login or crawling of the site is required.

What does detecting Ruby on Rails imply?

When Ruby on Rails is detected, Tech Stack Detector also infers Ruby, because Ruby on Rails is built on top of it.

How many websites use Ruby on Rails?

Ruby on Rails has been detected on 6 websites in the public Tech Stack Detector scan index. This reflects sites that visitors have analysed here, not global market share.

What are some alternatives to Ruby on Rails?

Other Framework technologies Tech Stack Detector detects include React, Next.js, Laravel, Astro, Vue.js and Nuxt. You can compare any of them side by side with Ruby on Rails.

Data last updated October 20, 2026 · based on 618 recently scanned websites.