> ## Documentation Index
> Fetch the complete documentation index at: https://infisical-devin-1781641701-docs-github-pat-fine-grained.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Ruby on Rails

> How to use Infisical to inject environment variables and secrets into a Ruby on Rails app.

Prerequisites:

* Set up and add envars to [Infisical Cloud](https://app.infisical.com)
* [Install the CLI](/cli/overview)

## Initialize Infisical for your [Rails](https://rubyonrails.org) app

```bash theme={null}
# navigate to the root of your of your project 
cd /path/to/project

# then initialize Infisical
infisical init
```

## Start your application as usual but with Infisical

```bash theme={null}
infisical run -- <your application start command>

# Example 
infisical run -- bin/rails server
```