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IT & Infrastructure

Best Network Vulnerability Scanners in 2026

Network vulnerability scanners help identify weaknesses across networked assets. Compare agent-based scanning, network discovery, credentialed scans and compliance checks, while also weighing deployment and supported operating systems.

  1. 01 ManageEngine Vulnerability Manager Plus

    It suits teams responsible for vulnerability assessment, patch deployment and remediation across Windows and Linux environments.

    From $57.92/mo Free plan Web · Windows · macOS · Linux
    9.4 Visit Specs
  2. 02 NSAuditor AI

    It suits organizations that want network audits on their own infrastructure, including teams with read-only or air-gapped requirements.

    From $39.17/mo Free plan Open source Windows · macOS · Linux · API
    9.2 Visit Specs
  3. 03 Intruder

    Intruder suits teams responsible for finding and prioritizing vulnerabilities across infrastructure, cloud environments, web apps, or APIs.

    Free plan Web · Windows · macOS · Linux
    9.1 Visit Specs
  4. 04 NSAuditor AI

    The product is aimed at MSPs, MSSPs, compliance consultancies, and mid-market teams in sectors including healthcare, finance, government, and critical infrastructure.

    From $39.17/mo Free plan Windows · macOS · Linux · Self-hosted
    8.6 Visit Specs
  5. 05 OpenVAS

    OPENVAS may suit organizations that need vulnerability scanning across systems, applications, endpoints, or container images.

    From €210.33/mo Free plan Web · Windows · macOS · Linux
    8.6 Visit Specs
  6. 06 ScanTitan

    ScanTitan is aimed at SMBs, mid-market SaaS firms, e-commerce businesses, digital agencies, and compliance-driven industries.

    From $9.92/mo Free plan Web · API
    8.5 Visit Specs
  7. 07 Nuclei

    Nuclei suits security engineers, analysts, red teams, DevOps teams, bug bounty hunters, and penetration testers who want template-based vulnerability checks.

    Free plan Windows · macOS · Linux · Self-hosted
    8.4 Visit Specs
  8. 08 CloneGuard Vulnerability Assessment

    It suits mid-market and enterprise IT teams, regulated financial and payment environments, healthcare businesses, and e-commerce or cloud-native operations.

    From $49.58/mo Web · Windows · macOS · Linux
    8.3 Visit Specs
  9. 09 Nipper InfraSight
    From $166.25/mo Free trial Windows · Linux · Self-hosted
    8.3 Visit Specs
  10. 10 Nipper OmniSight
    Self-hosted
    7.6 Visit Specs
  11. 11 OUTSCAN
    Web · Windows · macOS · Linux
    7.6 Visit Specs
  12. 12 OPENVAS SCAN
    Web · Linux · API · Self-hosted
    7.5 Visit Specs
  13. 13 Tripwire IP360

    IP360 is intended for organizations managing vulnerability risk across network assets, including those in finance, retail, industrial, healthcare, and government.

    Free plan Web · Linux · API · Self-hosted
    7.4 Visit Specs
  14. 14 ShadowSecurityScanner

    It is intended for security engineers, system administrators, red teams, and DevSecOps pipelines needing local vulnerability scans.

    Free plan Windows · macOS · Linux
    7.3 Visit Specs
  15. 15 Qualys Scanner Appliance
    Web · Self-hosted
    7.1 Visit Specs
  16. 16 Rapid7 InsightVM
    From $1.62/mo Web · Windows · macOS · Linux
    6.6 Visit Specs
  17. 17 Qualys Patch Management
    From $2,195/mo Web
    6.4 Visit Specs
  18. 18 Tenable Agents
    From $291.67/mo Windows · macOS · Linux
    6.3 Visit Specs
  19. 19 Tenable Nessus
    From $399.17/mo Windows · macOS · Linux
    6.3 Visit Specs
  20. 20 Kaseya VulScan
    Web
    6.1 Visit Specs
  21. 21 OWASP Nettacker
    Web · Windows · macOS · Linux
    5.8 Visit Specs
  22. 22 Pentest-Tools Network Vulnerability Scanner
    Web
    5.6 Visit Specs
  23. 23 SecuScan
    5.2 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank). Makers can also buy a numbered place (how Specifiction is paid for).

Asset limits can help indicate how each option aligns with the scope you need to assess; free-plan availability and paid-from pricing add cost context. ManageEngine Vulnerability Manager Plus, OpenVAS and Intruder are among the options listed, along with NSAuditor AI. Consider how the scanning methods and platform support correspond to your environment, and whether the listed asset and compliance details cover the work you need to do.

Compare ManageEngine Vulnerability Manager Plus and NSAuditor AI Get a place on this list

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