diff --git a/src/renderer/components/layout/Toolbar.tsx b/src/renderer/components/layout/Toolbar.tsx
new file mode 100644
index 0000000..c9dc98c
--- /dev/null
+++ b/src/renderer/components/layout/Toolbar.tsx
@@ -0,0 +1,15 @@
+import { Bold, Italic, List, ListOrdered, Code, Link as LinkIcon } from 'lucide-react';
+import { Button } from '@/components/ui/button';
+
+export function Toolbar() {
+  return (
+    <div className="flex h-10 items-center gap-1 border-b border-border bg-card/10 px-3">
+      <Button variant="ghost" size="icon" aria-label="Bold"><Bold className="h-4 w-4" /></Button>
+      <Button variant="ghost" size="icon" aria-label="Italic"><Italic className="h-4 w-4" /></Button>
+      <Button variant="ghost" size="icon" aria-label="Unordered list"><List className="h-4 w-4" /></Button>
+      <Button variant="ghost" size="icon" aria-label="Ordered list"><ListOrdered className="h-4 w-4" /></Button>
+      <Button variant="ghost" size="icon" aria-label="Code"><Code className="h-4 w-4" /></Button>
+      <Button variant="ghost" size="icon" aria-label="Link"><LinkIcon className="h-4 w-4" /></Button>
+    </div>
+  );
+}
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diff --git a/tests/component/layout/Toolbar.test.tsx b/tests/component/layout/Toolbar.test.tsx
new file mode 100644
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+++ b/tests/component/layout/Toolbar.test.tsx
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+import { describe, it, expect } from 'vitest';
+import { render, screen } from '@testing-library/react';
+import { Toolbar } from '@/components/layout/Toolbar';
+
+describe('Toolbar', () => {
+  it('renders formatting buttons', () => {
+    render(<Toolbar />);
+    expect(screen.getByRole('button', { name: /bold/i })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: /italic/i })).toBeInTheDocument();
+  });
+});
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