Run results for: Dompurify vs sanitize-html

Run details:

User agent: Mozilla/5.0 (Android 15; Mobile; rv:136.0) Gecko/136.0 Firefox/136.0

Browser: Firefox Mobile 136

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Sanitize HTML

40K/s

DOMPurify

6K/s

View exact numbers

Test name	Executions per second
✓ Sanitize HTML	39,975 Ops/sec
DOMPurify	6,281 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/sanitize-html/1.27.5/sanitize-html.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/dompurify/2.2.7/purify.min.js"></script>

Tests:

DOMPurify
const testString = ` Welcome to safeland <a href='javascript:alert(1)'>This is fun</a> <img src=x onerror=console.log(1)> ` const result = DOMPurify.sanitize(testString)
Sanitize HTML
const testString = ` Welcome to safeland <a href='javascript:alert(1)'>This is fun</a> <img src=x onerror=console.log(1)> ` const result = sanitizeHtml(testString)