Nessus AlternativesOnly apps categorised as Penetration Testing Tools

The best Penetration Testing alternative to Nessus is Metasploit. It's not free, so if you're looking for a free alternative, you could try Metasploit or PhoneSploit Pro. If that doesn't suit you, our users have ranked more than 50 alternatives to Nessus and 16 are Penetration Testing Tools so hopefully you can find a suitable replacement. Other interesting Penetration Testing Tool alternatives to Nessus are Intruder, Pentestly.io, Probely and PENTESTON.

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Nessus alternatives are mainly Penetration Testing Tools, but if you're looking for Vulnerability Scanners you can filter on that. Other popular filters include Open Source and Free. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Nessus.
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Alternatives list

  1. Metasploit icon
     46 likes

    Metasploit Community Edition simplifies network discovery and vulnerability verification for specific exploits, increasing the effectiveness of vulnerability scanners such as Nexpose - for free. This helps prioritize remediation and eliminate false positives, providing true...

    22 Metasploit alternatives

    Cost / License

    • Free Personal
    • Open Source

    Platforms

    • Windows
    • Linux
    • BSD
     
  2. Retestme icon
     Like

    A cybersecurity service that provides hybrid penetration testing by combining AI automation with manual human expertise. Their core promise is "Zero False Positives," aiming to offer validated security intelligence rather than just automated scan results.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Online
     
  3. Intruder icon
     11 likes

    Intruder is a security monitoring platform for internet-facing systems.

    Intruder provides an easy to use security solution which continually scans your digital assets, highlighting vulnerabilities and outlining remediation advice in simple terms.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Online
     
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    1
    Intruder vs Nessus Comments
    Guest
    Positive
    0

    Perimeter focussed, easy to use, manages process for new vulnerabilities for you.

    Review by a new / low-activity user.
    • Intruder is Paid and ProprietaryNessus is also Paid and Proprietary
  4. Pentestly.io icon
     1 like

    Human-in-the-loop penetration testing enhanced with AI. Identify vulnerabilities faster, reduce risk, and stay audit-ready with actionable reports and real-time visibility.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
     
  5. Probely icon
     16 likes

    Probely is a top-tier cloud-based DAST Scanner designed for DevOps, empowering Security and Development teams to work together to secure their web applications and APIs.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  6. PENTESTON icon
     3 likes

    PENTESTON is a cloud-based Cybersecurity platform that allows you to oversee the complete secure development lifecycle of your application. It functions as a cyber security reporting and workflow management system, providing you with the necessary tools to manage the entire...

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Online
     
  7. Core Impact Pro is the most comprehensive software solution assessing and testing security vulnerabilities throughout your organization. Core Impact Pro tests across a broad spectrum of risk areas including:

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
    • Linux
     
  8. We facilitate quick discovery and reporting of vulnerabilities in websites and network infrastructures, providing a set of powerful and tightly integrated pentesting tools that enable you to perform easier, faster, and more effective pentests.

    29 Pentest-Tools.com alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  9. Put yourself in the shoes of a hacker! Without technical expertise, launch an audit to detect security flaws on your website or web application. Online website vulnerability scanner. No installation required. ISO & RGPD compliant. How to avoid hackers?

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
     
  10. TEQNIX.io icon
     3 likes

    TEQNIX is a platform with a number of tools and strategies for penetration testers, red teamers and secops. It promotes automation with scanners and utilities and also assist in a real-time attack situation.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Software as a Service (SaaS)
     
12 of 16 Nessus alternatives