# Intruder XSS Scanner vs is-website-vulnerable: side-by-side comparison (2026)

[Intruder XSS Scanner](https://cybersectools.com/tools/intruder-xss-scanner) is a commercial [security scanning](https://cybersectools.com/categories/security-scanning) solution by [Intruder](https://cybersectools.com/companies/intruder). [is-website-vulnerable](https://cybersectools.com/tools/is-website-vulnerable) is a free [security scanning](https://cybersectools.com/categories/security-scanning) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Intruder XSS Scanner | is-website-vulnerable |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Security Scanning | Security Scanning |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 2,021 |
| Last commit | – | Sep 2025 |
| Company | Intruder | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Intruder XSS Scanner | is-website-vulnerable |
|---|---|---|
| XSS Scanner | Yes | – |
| Web Security | – | Yes |

### Core features

**Intruder XSS Scanner**

10 features listed. Sign in on the page to see them.

**is-website-vulnerable**

No features listed.

### Integrations

**Intruder XSS Scanner**

5 integrations listed. Sign in on the page to see them.

**is-website-vulnerable**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Intruder XSS Scanner](https://cybersectools.com/tools/intruder-xss-scanner) fits if you want a cloud product.
- [is-website-vulnerable](https://cybersectools.com/tools/is-website-vulnerable) fits if you need both cloud and on-premises options, you need a free product and you want an open-source product.

## Intruder XSS Scanner vs is-website-vulnerable FAQ

Common questions when comparing Intruder XSS Scanner vs is-website-vulnerable for security scanning.

### What is the difference between Intruder XSS Scanner and is-website-vulnerable?

**Intruder XSS Scanner**: XSS vulnerability scanner for web apps and APIs with automated scanning. Built by Intruder.

**is-website-vulnerable**: A command-line tool that scans websites to detect publicly known security vulnerabilities in frontend JavaScript libraries using Snyk's vulnerability database.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Intruder XSS Scanner and is-website-vulnerable?

**Intruder XSS Scanner** is made by Intruder. **is-website-vulnerable** is open-source with 2,021 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Intruder XSS Scanner a good alternative to is-website-vulnerable?

Often, yes. Intruder XSS Scanner and is-website-vulnerable are both Security Scanning products. Key differences: Intruder XSS Scanner is Commercial while is-website-vulnerable is Free, is-website-vulnerable is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Intruder XSS Scanner vs Jsmon 2.0](https://cybersectools.com/compare/intruder-xss-scanner-vs-jsmon-20)
- [Intruder XSS Scanner vs RoboShadow OWASP ZAP Vulnerability Scanner](https://cybersectools.com/compare/intruder-xss-scanner-vs-roboshadow-owasp-zap-vulnerability-scanner)
- [Intruder XSS Scanner vs CyCognito Active Security Testing](https://cybersectools.com/compare/cycognito-active-security-testing-vs-intruder-xss-scanner)
- [is-website-vulnerable vs Jsmon 2.0](https://cybersectools.com/compare/is-website-vulnerable-vs-jsmon-20)
- [is-website-vulnerable vs RoboShadow OWASP ZAP Vulnerability Scanner](https://cybersectools.com/compare/is-website-vulnerable-vs-roboshadow-owasp-zap-vulnerability-scanner)
- [is-website-vulnerable vs CyCognito Active Security Testing](https://cybersectools.com/compare/cycognito-active-security-testing-vs-is-website-vulnerable)

## Alternatives to each

- [See all Intruder XSS Scanner alternatives](https://cybersectools.com/alternatives/intruder-xss-scanner)
- [See all is-website-vulnerable alternatives](https://cybersectools.com/alternatives/is-website-vulnerable)

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Source: https://cybersectools.com/compare/intruder-xss-scanner-vs-is-website-vulnerable

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/intruder-xss-scanner.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Intruder XSS Scanner and is-website-vulnerable: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md