10  
11  ## Installation
12  
13  React has been designed for gradual adoption from the start, and **you can use as little or as much React as you need**:
14  
15  * Use [Quick Start](https://react.dev/learn) to get a taste of React.
16  * [Add React to an Existing Project](https://react.dev/learn/add-react-to-an-existing-project) to use as little or as much React as you need.
17  * [Create a New React App](https://react.dev/learn/start-a-new-react-project) if you're looking for a powerful JavaScript toolchain.
18  
19  ## Documentation
20  
21  You can find the React documentation [on the website](https://react.dev/).
22  
23  Check out the [Getting Started](https://react.dev/learn) page for a quick overview.
24  
25  The documentation is divided into several sections:
26  
27  * [Quick Start](https://react.dev/learn)
28  * [Tutorial](https://react.dev/learn/tutorial-tic-tac-toe)
29  * [Thinking in React](https://react.dev/learn/thinking-in-react)
30  * [Installation](https://react.dev/learn/installation)
31  * [Describing the UI](https://react.dev/learn/describing-the-ui)
32  * [Adding Interactivity](https://react.dev/learn/adding-interactivity)
33  * [Managing State](https://react.dev/learn/managing-state)
34  * [Advanced Guides](https://react.dev/learn/escape-hatches)
35  * [API Reference](https://react.dev/reference/react)
36  * [Where to Get Support](https://react.dev/community)
37  * [Contributing Guide](https://legacy.reactjs.org/docs/how-to-contribute.html)
38  
39  You can improve it by sending pull requests to [this repository](https://github.com/reactjs/react.dev).
40  
41  ## Examples
42  
43  We have several examples [on the website](https://react.dev/). Here is the first one to get you started:
44  
45  ```jsx
46  import { createRoot } from 'react-dom/client';
47  
48  function HelloMessage({ name }) {
49    return <div>Hello {name}</div>;
50  }
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