Acunetix Web Application & API Security vs ZAP The Zed Attack Proxy: side-by-side comparison (2026)

Acunetix Web Application & API Security: DAST scanner for web apps & APIs with automated vuln detection & remediation. Built by Acunetix.

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.

Acunetix Web Application & API Security is made by Acunetix. 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.

Often, yes. Acunetix Web Application & API Security and ZAP The Zed Attack Proxy are both Dynamic Application Security Testing products, and both cover Web Security. Key differences: Acunetix Web Application & API Security 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.