Run results for: js-xss vs DOMPurify

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:145.0) Gecko/20100101 Firefox/145.0

Browser: Firefox 145

Operating system: Linux

Device Platform: Desktop

Date tested: 8 months ago

js-xss

191K/s

DOMPurify

21K/s

View exact numbers

Test name	Executions per second
✓ js-xss	191,383 Ops/sec
DOMPurify	21,217 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/dompurify@3.2.3/dist/purify.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/xss@1.0.15/dist/xss.min.js"></script>

Script Preparation code:

const testString = `
<b>Welcome to safeland</b><br>
<a href='javascript:alert(1)'>This is fun</a><br>
<img src=x onerror=console.log(1)>
`;

Tests:

DOMPurify
const result = DOMPurify.sanitize(testString);
js-xss
const result = filterXSS(testString)