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

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.

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.

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.