ImmuniWeb® On-Demand vs qsreplace: side-by-side comparison (2026)

ImmuniWeb® On-Demand: ImmuniWeb® On-Demand is a web application penetration testing platform that combines AI-powered automation with manual security testing to provide comprehensive vulnerability assessments and compliance reporting. Built by ImmuniWeb.

qsreplace: A command-line tool that replaces all query string parameter values in URLs with a user-supplied value for security testing purposes.

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

ImmuniWeb® On-Demand is made by ImmuniWeb. qsreplace is open-source with 837 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. ImmuniWeb® On-Demand and qsreplace are both Penetration Testing products. Key differences: ImmuniWeb® On-Demand is Commercial while qsreplace is Free, qsreplace is open-source. Use the table above to see where features, deployment and company size fit differ.