# Bitdefender Link Checker vs is-website-vulnerable: side-by-side comparison (2026)

[Bitdefender Link Checker](https://cybersectools.com/tools/bitdefender-link-checker) is a free [security scanning](https://cybersectools.com/categories/security-scanning) solution by [Bitdefender](https://cybersectools.com/companies/bitdefender). [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

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

### Use cases and capabilities

| | Bitdefender Link Checker | is-website-vulnerable |
|---|---|---|
| Fraud Detection | Yes | – |
| URL Scanning | Yes | – |
| Cyber Threat Intelligence | Yes | – |
| Web Security | – | Yes |

### Core features

**Bitdefender Link Checker**

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

**is-website-vulnerable**

No features listed.

## Which one fits you

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

- [Bitdefender Link Checker](https://cybersectools.com/tools/bitdefender-link-checker) 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 are a small business or a mid-market company or an enterprise and you want an open-source product.

## Bitdefender Link Checker vs is-website-vulnerable FAQ

Common questions when comparing Bitdefender Link Checker vs is-website-vulnerable for security scanning.

### What is the difference between Bitdefender Link Checker and is-website-vulnerable?

**Bitdefender Link Checker**: Free URL scanner that checks links for malware, phishing, and fraud threats. Built by Bitdefender.

**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 Bitdefender Link Checker and is-website-vulnerable?

**Bitdefender Link Checker** is made by Bitdefender. **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 Bitdefender Link Checker a good alternative to is-website-vulnerable?

Often, yes. Bitdefender Link Checker and is-website-vulnerable are both Security Scanning products. Key differences: is-website-vulnerable is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Bitdefender Link Checker vs Jsmon 2.0](https://cybersectools.com/compare/bitdefender-link-checker-vs-jsmon-20)
- [Bitdefender Link Checker vs RoboShadow OWASP ZAP Vulnerability Scanner](https://cybersectools.com/compare/bitdefender-link-checker-vs-roboshadow-owasp-zap-vulnerability-scanner)
- [Bitdefender Link Checker vs Verisys Antivirus API](https://cybersectools.com/compare/bitdefender-link-checker-vs-verisys-antivirus-api)
- [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 Verisys Antivirus API](https://cybersectools.com/compare/is-website-vulnerable-vs-verisys-antivirus-api)

## Alternatives to each

- [See all Bitdefender Link Checker alternatives](https://cybersectools.com/alternatives/bitdefender-link-checker)
- [See all is-website-vulnerable alternatives](https://cybersectools.com/alternatives/is-website-vulnerable)

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Source: https://cybersectools.com/compare/bitdefender-link-checker-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/bitdefender-link-checker.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Bitdefender Link Checker 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