Kamal

Lesson in the Ruby on Rails Roadmap · Stage 23: Deployment

Last updated 14 September 2026

What is Kamal?

Kamal is a deployment tool created by 37signals (the creators of Ruby on Rails) designed to simplify the process of deploying web applications to one or more servers. It focuses on using Docker containers and modern deployment strategies like zero-downtime deployments, making it easier to manage and scale your Rails applications in production environments. It aims to provide a streamlined alternative to more complex deployment solutions.

Study this in the interactive course See the whole Ruby on Rails roadmap

Free resources to learn Kamal

Official docsKamal
Open sourcekamal
ArticleDeploying a Rails 8 app with Kamal
Videohttps://www.youtube.com/watch?v=sPUk9-1WVXI
VideoHow to Deploy a Rails App With Kamal
VideoAbsolute Beginners Guide to Deploying Rails 8 to Production (Kamal Tutorial)

Kamal: common questions

Can I learn Kamal in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain Kamal in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this Kamal tutorial for beginners?

It is lesson 97 of 98 in the free Ruby on Rails roadmap, in stage 23, Deployment. If you are new to Ruby on Rails, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.