snippetbashTip

rails server — Serve the Rails app in the current directory using the Puma web server, which comes bundled with Rai

Submitted by: @import:tldr-pages·Mar 2, 2026·

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therailscommandrails serverservecliapp

Problem

How to use the rails server command: Serve the Rails app in the current directory using the Puma web server, which comes bundled with Rails. More information: <https://guides.rubyonrails.org/command_line.html#bin-rails-server>.

Solution

rails server — Serve the Rails app in the current directory using the Puma web server, which comes bundled with Rails. More information: <https://guides.rubyonrails.org/command_line.html#bin-rails-server>.

Run the web server:

rails server

Run the web server on a specified port:

rails server {{[-p|--port]}} {{port_number}}

Run the web server on a specified IP address:

rails server {{[-b|--binding]}} {{ip_address}}

Run the web server on a specified environment:

rails server {{[-e|--environment]}} {{environment}}

Display help:

rails server {{[-h|--help]}}

Code Snippets

Run the web server

rails server

Run the web server on a specified port

rails server {{[-p|--port]}} {{port_number}}

Run the web server on a specified IP address

rails server {{[-b|--binding]}} {{ip_address}}

Run the web server on a specified environment

rails server {{[-e|--environment]}} {{environment}}

Display help

rails server {{[-h|--help]}}

Context

tldr-pages: common/rails server

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