Run results for: Dompurify vs sanitize-html latest

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Sanitize HTML

161K/s

DOMPurify

49K/s

View exact numbers

Test name	Executions per second
✓ Sanitize HTML	161,308 Ops/sec
DOMPurify	49,198 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/sanitize-html@1/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);