Yasuo vs Naabu: 2026 Comparison
Yasuo is a free security scanning tool. 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 available product data, here is our conclusion:
DevSecOps teams operating on minimal budgets will get real value from Yasuo because it does one thing well: finding vulnerable third-party web applications already sitting in your network, which most scanners miss or charge heavily for. The 573 GitHub stars and active Ruby community mean it's battle-tested enough for production use without licensing friction. Skip this if you need scanning for custom code or containerized applications; Yasuo is specifically built to hunt known exploits in off-the-shelf software, not your own vulnerabilities.
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.
