How to create a Ruby application
We support deploying Ruby applications via mod_passenger through the Setup Ruby App interface in cPanel:

Creating an application
Section titled “Creating an application”-
Select your desired Ruby version.
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Set a directory for your application (preferably within your home directory, e.g.,
ruby). -
Select the domain and URI for your application.
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Click Setup:

Once created, your application will appear as an existing application:

Installing modules
Section titled “Installing modules”You can install additional Ruby modules (including Rails) using the Modules option:

Once added and saved, your modules will appear with their version numbers:

For available Ruby versions and CLI paths, see Available Ruby versions.