Run results for: Dompurify vs sanitize-html (latest)

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:142.0) Gecko/20100101 Firefox/142.0

Browser: Firefox 142

Operating system: Linux

Device Platform: Desktop

Date tested: 10 months ago

Sanitize HTML

56K/s

DOMPurify

12K/s

View exact numbers

Test name	Executions per second
✓ Sanitize HTML	56,404 Ops/sec
DOMPurify	12,016 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/sanitize-html/dist/sanitize-html.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/dompurify/dist/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);