Perisai Web Scanner vs Naabu: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
Perisai Web Scanner is a free security scanning tool by Peris.ai. Naabu is a free security scanning tool. Compare features, ratings, integrations, and community reviews side by side to find the best security scanning fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Startup development teams shipping fast need Perisai Web Scanner because it catches vulnerable dependencies and misconfigured headers in minutes without requiring infrastructure changes. The free tier covers automated scanning across JavaScript libraries and HTTP security posture, removing the cost barrier that usually delays security scanning adoption. Skip this if you're managing legacy monoliths with hundreds of interconnected services or need continuous runtime monitoring post-deployment; Perisai maps application risk at scan time, not in production.
Bug bounty hunters and penetration testers doing initial reconnaissance will move faster with Naabu than commercial alternatives; it's written in Go for speed and handles the messy work of discovering what's actually listening without the setup tax of enterprise scanners. The 5,400-plus GitHub stars reflect real adoption in the offensive security community where execution time and accuracy matter more than GUI polish. Skip this if you need centralized asset inventory, compliance reporting, or integration with a broader vulnerability management platform; Naabu is a single-purpose tool that excels at what it does and stops there.
