# Documentation Guide

React on Rails is one product with two tiers: open source for Rails + React integration, and Pro when you need higher SSR throughput, deeper RSC support, or maintainer-backed help.

## Choose the path that matches your app

### Starting a new Rails + React app

- [Create a new app](./oss/getting-started/create-react-on-rails-app.md)
- [Quick Start](./oss/getting-started/quick-start.md)
- [Tutorial — build a complete app](./oss/getting-started/tutorial.md)

### Adding React to an existing Rails app

- [Install into an existing Rails app](./oss/getting-started/installation-into-an-existing-rails-app.md)
- [Render your first component](./oss/getting-started/using-react-on-rails.md)

### Already using React on Rails OSS?

- [Compare OSS and Pro](./oss/getting-started/oss-vs-pro.md)
- [Upgrade to Pro](./pro/upgrading-to-pro.md)

### Evaluating Rails + React options

- [Examples and migration references](https://reactonrails.com/examples)
- [Compare with alternatives](./oss/getting-started/comparison-with-alternatives.md)
- [Migrate from react-rails](./oss/migrating/migrating-from-react-rails.md)

## Dive deeper when you need it

- [Introduction](./oss/introduction.md)
- [Core Concepts](./oss/core-concepts/how-react-on-rails-works.md)
- [API Reference](./oss/api-reference/view-helpers-api.md)
- [Deployment and troubleshooting](./oss/deployment/README.md)
- [Configuration](./oss/configuration/README.md)
- [Changelog](./oss/upgrading/changelog.md)

## Pro features

- [React Server Components](./pro/react-server-components/tutorial.md) - RSC with Rails
- [Streaming SSR](./oss/building-features/streaming-server-rendering.md) - Progressive server rendering
- [Node Renderer](./oss/building-features/node-renderer/basics.md) - Dedicated Node.js rendering server
- [Upgrading to Pro](./pro/upgrading-to-pro.md) - Switch from OSS to Pro in three steps

## Friendly evaluation policy

- You can try React on Rails Pro without a license while evaluating.
- If your organization is budget-constrained, [contact us](mailto:justin@shakacode.com) about free licenses.

## Need more help?

- [GitHub Discussions](https://github.com/shakacode/react_on_rails/discussions)
- [Documentation website](https://reactonrails.com/docs/)