Naabu vs RustScan: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
Naabu is a free security scanning tool. RustScan 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:
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.
Security teams doing initial reconnaissance or continuous port inventory will choose RustScan for speed; it completes full scans 5-10x faster than nmap by distributing work across multiple sockets, cutting reconnaissance time from hours to minutes. The 19,440 GitHub stars and active extension ecosystem mean you're not locked into the vendor's roadmap; teams regularly build custom output formats and integration scripts. Skip this if you need vulnerability severity scoring or exploit chaining in a single tool; RustScan finds open ports, not what's running behind them.
