# Greenbone Web App Scanning vs ZAP The Zed Attack Proxy: side-by-side comparison (2026)

[Greenbone Web App Scanning](https://cybersectools.com/tools/greenbone-web-app-scanning) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Greenbone AG](https://cybersectools.com/companies/greenbone-ag). [ZAP The Zed Attack Proxy](https://cybersectools.com/tools/zap-the-zed-attack-proxy) is a free [dynamic application security testing](https://cybersectools.com/categories/dast) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best DAST Solutions for Business](https://cybersectools.com/shortlists/best-dast-solutions) picks PortSwigger Burp Suite DAST, Invicti DAST, Rapid7 InsightAppSec and 4 more.

## Side-by-side comparison

| | Greenbone Web App Scanning | ZAP The Zed Attack Proxy |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Dynamic Application Security Testing | Dynamic Application Security Testing |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 14,060 |
| Last commit | – | Sep 2025 |
| Company | Greenbone AG | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Greenbone Web App Scanning | ZAP The Zed Attack Proxy |
|---|---|---|
| Black Box Testing | Yes | – |
| DAST | Yes | – |
| OWASP | Yes | – |
| Web Security | Yes | Yes |
| Proxy | – | Yes |
| Open Source | – | Yes |

### Core features

**Greenbone Web App Scanning**

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

**ZAP The Zed Attack Proxy**

No features listed.

## Which one fits you

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

- [Greenbone Web App Scanning](https://cybersectools.com/tools/greenbone-web-app-scanning) fits if you want a cloud product.
- [ZAP The Zed Attack Proxy](https://cybersectools.com/tools/zap-the-zed-attack-proxy) fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.

## Greenbone Web App Scanning vs ZAP The Zed Attack Proxy FAQ

Common questions when comparing Greenbone Web App Scanning vs ZAP The Zed Attack Proxy for dynamic application security testing.

### What is the difference between Greenbone Web App Scanning and ZAP The Zed Attack Proxy?

**Greenbone Web App Scanning**: Managed web app security scanning service covering OWASP Top 10 vulnerabilities. Built by Greenbone AG.

**ZAP The Zed Attack Proxy**: ZAP is an open-source web application security scanner that helps identify vulnerabilities through automated scanning and manual testing capabilities.

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

### Who makes Greenbone Web App Scanning and ZAP The Zed Attack Proxy?

**Greenbone Web App Scanning** is made by Greenbone AG. **ZAP The Zed Attack Proxy** is open-source with 14,060 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Greenbone Web App Scanning a good alternative to ZAP The Zed Attack Proxy?

Often, yes. Greenbone Web App Scanning and ZAP The Zed Attack Proxy are both Dynamic Application Security Testing products, and both cover Web Security. Key differences: Greenbone Web App Scanning is Commercial while ZAP The Zed Attack Proxy is Free, ZAP The Zed Attack Proxy is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Greenbone Web App Scanning vs Qualys TotalAppSec](https://cybersectools.com/compare/greenbone-web-app-scanning-vs-qualys-totalappsec)
- [Greenbone Web App Scanning vs Tenable One Web App Scanning](https://cybersectools.com/compare/tenable-web-app-scanning-vs-greenbone-web-app-scanning)
- [Greenbone Web App Scanning vs Secure Blink ThreatSpy](https://cybersectools.com/compare/greenbone-web-app-scanning-vs-secure-blink-threatspy)
- [ZAP The Zed Attack Proxy vs Qualys TotalAppSec](https://cybersectools.com/compare/qualys-totalappsec-vs-zap-the-zed-attack-proxy)
- [ZAP The Zed Attack Proxy vs Tenable One Web App Scanning](https://cybersectools.com/compare/tenable-web-app-scanning-vs-zap-the-zed-attack-proxy)
- [ZAP The Zed Attack Proxy vs Secure Blink ThreatSpy](https://cybersectools.com/compare/secure-blink-threatspy-vs-zap-the-zed-attack-proxy)

## Alternatives to each

- [See all Greenbone Web App Scanning alternatives](https://cybersectools.com/alternatives/greenbone-web-app-scanning)
- [See all ZAP The Zed Attack Proxy alternatives](https://cybersectools.com/alternatives/zap-the-zed-attack-proxy)

---

Source: https://cybersectools.com/compare/greenbone-web-app-scanning-vs-zap-the-zed-attack-proxy

For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/greenbone-web-app-scanning.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Greenbone Web App Scanning and ZAP The Zed Attack Proxy: 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