diff --git a/demos/src/Nodes/CodeBlockLowlight/React/index.html b/demos/src/Nodes/CodeBlockLowlight/React/index.html
new file mode 100644
index 00000000..4e1f93df
--- /dev/null
+++ b/demos/src/Nodes/CodeBlockLowlight/React/index.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  </head>
+  <body>
+    <div id="app"></div>
+    <script type="module">
+      import setup from "../../../../setup/react.ts";
+      import source from "@source";
+      setup("Nodes/CodeBlockLowlight", source);
+    </script>
+  </body>
+</html>
diff --git a/demos/src/Nodes/CodeBlockLowlight/React/index.jsx b/demos/src/Nodes/CodeBlockLowlight/React/index.jsx
new file mode 100644
index 00000000..90d81b3a
--- /dev/null
+++ b/demos/src/Nodes/CodeBlockLowlight/React/index.jsx
@@ -0,0 +1,70 @@
+import React from 'react'
+import { useEditor, EditorContent } from '@tiptap/react'
+import Document from '@tiptap/extension-document'
+import Paragraph from '@tiptap/extension-paragraph'
+import Text from '@tiptap/extension-text'
+import CodeBlockLowlight from '@tiptap/extension-code-block-lowlight'
+// load all highlight.js languages
+import lowlight from 'lowlight'
+
+// load specific languages only
+// import lowlight from 'lowlight/lib/core'
+// import javascript from 'highlight.js/lib/languages/javascript'
+// lowlight.registerLanguage('javascript', javascript)
+
+import './styles.scss'
+
+export default () => {
+  const editor = useEditor({
+    extensions: [
+      Document,
+      Paragraph,
+      Text,
+      CodeBlockLowlight.configure({
+        lowlight,
+      }),
+    ],
+    content: `
+        <p>
+          That’s a boring paragraph followed by a fenced code block:
+        </p>
+        <pre><code class="language-javascript">for (var i=1; i <= 20; i++)
+{
+  if (i % 15 == 0)
+    console.log("FizzBuzz");
+  else if (i % 3 == 0)
+    console.log("Fizz");
+  else if (i % 5 == 0)
+    console.log("Buzz");
+  else
+    console.log(i);
+}</code></pre>
+        <p>
+          Press Command/Ctrl + Enter to leave the fenced code block and continue typing in boring paragraphs.
+        </p>
+      `,
+  })
+
+  if (!editor) {
+    return null
+  }
+
+  return (
+    <>
+      <button
+        onClick={() => editor.chain().focus().toggleCodeBlock().run()}
+        className={editor.isActive('codeBlock') ? 'is-active' : ''}
+      >
+        toggleCodeBlock
+      </button>
+      <button
+        onClick={() => editor.chain().focus().setCodeBlock().run()}
+        disabled={editor.isActive('codeBlock')}
+      >
+        setCodeBlock
+      </button>
+
+      <EditorContent editor={editor} />
+    </>
+  )
+}
diff --git a/demos/src/Nodes/CodeBlockLowlight/React/styles.scss b/demos/src/Nodes/CodeBlockLowlight/React/styles.scss
new file mode 100644
index 00000000..dfb9e8b2
--- /dev/null
+++ b/demos/src/Nodes/CodeBlockLowlight/React/styles.scss
@@ -0,0 +1,73 @@
+/* Basic editor styles */
+.ProseMirror {
+  > * + * {
+    margin-top: 0.75em;
+  }
+
+  pre {
+    background: #0d0d0d;
+    border-radius: 0.5rem;
+    color: #fff;
+    font-family: "JetBrainsMono", monospace;
+    padding: 0.75rem 1rem;
+
+    code {
+      background: none;
+      color: inherit;
+      font-size: 0.8rem;
+      padding: 0;
+    }
+
+    .hljs-comment,
+    .hljs-quote {
+      color: #616161;
+    }
+
+    .hljs-variable,
+    .hljs-template-variable,
+    .hljs-attribute,
+    .hljs-tag,
+    .hljs-name,
+    .hljs-regexp,
+    .hljs-link,
+    .hljs-name,
+    .hljs-selector-id,
+    .hljs-selector-class {
+      color: #f98181;
+    }
+
+    .hljs-number,
+    .hljs-meta,
+    .hljs-built_in,
+    .hljs-builtin-name,
+    .hljs-literal,
+    .hljs-type,
+    .hljs-params {
+      color: #fbbc88;
+    }
+
+    .hljs-string,
+    .hljs-symbol,
+    .hljs-bullet {
+      color: #b9f18d;
+    }
+
+    .hljs-title,
+    .hljs-section {
+      color: #faf594;
+    }
+
+    .hljs-keyword,
+    .hljs-selector-tag {
+      color: #70cff8;
+    }
+
+    .hljs-emphasis {
+      font-style: italic;
+    }
+
+    .hljs-strong {
+      font-weight: 700;
+    }
+  }
+}
