diff --git a/examples/z-experimental-refresh/README.md b/examples/z-experimental-refresh/README.md
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+++ b/examples/z-experimental-refresh/README.md
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+# z-experimental-refresh
+
+This is an **experimental** demo of React Fast Refresh.
+Please do not use these features in your application or project (yet).
+
+## Usage
+
+Run the following command to get started:
+
+```bash
+yarn dev
+# or
+npm run dev
+```
diff --git a/examples/z-experimental-refresh/components/ClickCount.js b/examples/z-experimental-refresh/components/ClickCount.js
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+++ b/examples/z-experimental-refresh/components/ClickCount.js
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+import { useCallback, useState } from 'react'
+import styles from './ClickCount.module.css'
+
+export default function ClickCount() {
+  const [count, setCount] = useState(0)
+  const increment = useCallback(() => {
+    setCount(v => v + 1)
+  }, [setCount])
+
+  return (
+    <button className={styles.btn} type="button" onClick={increment}>
+      Clicks: {count}
+    </button>
+  )
+}
diff --git a/examples/z-experimental-refresh/components/ClickCount.module.css b/examples/z-experimental-refresh/components/ClickCount.module.css
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index 0000000000000..3cba6f351a456
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+++ b/examples/z-experimental-refresh/components/ClickCount.module.css
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+button.btn {
+  margin: 0;
+  border: 1px solid #d1d1d1;
+  border-radius: 5px;
+  padding: 0.5em;
+  vertical-align: middle;
+  white-space: normal;
+  background: none;
+  line-height: 1;
+  font-size: 1rem;
+  font-family: inherit;
+  transition: all 0.2s ease;
+}
+
+button.btn {
+  padding: 0.65em 1em;
+  background: #0076ff;
+  color: #fff;
+  border: none;
+  cursor: pointer;
+  transition: all 0.2s ease;
+}
+button.btn:focus {
+  outline: 0;
+  border-color: #0076ff;
+}
+button.btn:hover {
+  background: rgba(0, 118, 255, 0.8);
+}
+button.btn:focus {
+  box-shadow: 0 0 0 2px rgba(0, 118, 255, 0.5);
+}
diff --git a/examples/z-experimental-refresh/global.css b/examples/z-experimental-refresh/global.css
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+++ b/examples/z-experimental-refresh/global.css
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+body {
+  font-family: 'SF Pro Text', 'SF Pro Icons', 'Helvetica Neue', 'Helvetica',
+    'Arial', sans-serif;
+  padding: 20px 20px 60px;
+  max-width: 680px;
+  margin: 0 auto;
+  font-size: 16px;
+  line-height: 1.65;
+  word-break: break-word;
+  font-kerning: auto;
+  font-variant: normal;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  text-rendering: optimizeLegibility;
+  hyphens: auto;
+}
+
+h2,
+h3,
+h4 {
+  margin-top: 1.5em;
+}
+
+code,
+pre {
+  font-family: Menlo, Monaco, Lucida Console, Liberation Mono, DejaVu Sans Mono,
+    Bitstream Vera Sans Mono, Courier New, monospace, serif;
+  font-size: 0.92em;
+  color: #d400ff;
+}
+
+code:before,
+code:after {
+  content: '`';
+}
+
+hr {
+  border: none;
+  border-bottom: 1px solid #efefef;
+  margin: 6em auto;
+}
diff --git a/examples/z-experimental-refresh/next.config.js b/examples/z-experimental-refresh/next.config.js
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index 0000000000000..7258b1fdf1924
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+++ b/examples/z-experimental-refresh/next.config.js
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+module.exports = {
+  experimental: {
+    reactRefresh: true,
+  },
+}
diff --git a/examples/z-experimental-refresh/package.json b/examples/z-experimental-refresh/package.json
new file mode 100644
index 0000000000000..97e0becd5a630
--- /dev/null
+++ b/examples/z-experimental-refresh/package.json
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+{
+  "name": "z-experimental-refresh",
+  "version": "1.0.0",
+  "scripts": {
+    "dev": "next",
+    "build": "next build",
+    "start": "next start"
+  },
+  "dependencies": {
+    "next": "canary",
+    "react": "^16.9.0",
+    "react-dom": "^16.9.0"
+  },
+  "license": "MIT"
+}
diff --git a/examples/z-experimental-refresh/pages/_app.js b/examples/z-experimental-refresh/pages/_app.js
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index 0000000000000..d305f97bab7f1
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+++ b/examples/z-experimental-refresh/pages/_app.js
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+import '../global.css'
+
+export default function MyApp({ Component, pageProps }) {
+  return <Component {...pageProps} />
+}
diff --git a/examples/z-experimental-refresh/pages/index.js b/examples/z-experimental-refresh/pages/index.js
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index 0000000000000..b912be8b631ec
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+++ b/examples/z-experimental-refresh/pages/index.js
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+import { useCallback, useEffect, useState } from 'react'
+import ClickCount from '../components/ClickCount'
+
+function Home() {
+  const [count, setCount] = useState(0)
+  const increment = useCallback(() => {
+    setCount(v => v + 1)
+  }, [setCount])
+
+  useEffect(() => {
+    const r = setInterval(() => {
+      increment()
+    }, 250)
+    return () => {
+      clearInterval(r)
+    }
+  }, [increment])
+
+  return (
+    <main>
+      <h1>Home</h1>
+      <div>
+        <p>Auto Incrementing Value</p>
+        <p>Current value: {count}</p>
+      </div>
+      <hr />
+      <div>
+        <p>Component with State</p>
+        <ClickCount />
+      </div>
+    </main>
+  )
+}
+
+export default Home