Alternatives to Nessus for Linux with any license

  • OpenVAS

    The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools offering a comprehensive and powerful vulnerability scanning and...

    Free Open Source Linux

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  • Metasploit

    Metasploit Community Edition simplifies network discovery and vulnerability verification for specific exploits, increasing the effectiveness of vulnerability scanners...

    Free Personal Windows Linux BSD

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  • skipfish

    A fully automated, active web application security reconnaissance tool. Key features: High speed: pure C code, highly optimized HTTP handling, minimal CPU footprint -...

    Free Open Source Mac OS X Windows Linux BSD

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    • Discontinued Skipfish is no longer maintained. Last version, 2.10 beta, released in December 2012, can be still downloaded from Google Code Archive
  • Nexpose

    Learn about our vulnerability management software, Nexpose. See how our vulnerability scanner prioritizes vulnerabilities and speeds up remediation.

    Commercial Windows Linux

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  • IronWASP

    IronWASP (Iron Web application Advanced Security testing Platform) is an open source system for web application vulnerability testing. It is designed to be customizable...

    Free Open Source Mac OS X Windows Linux

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  • OpenSCAP

    SCAP is a line of standards managed by NIST. It was created to provide a standardized approach to maintaining the security of enterprise systems, such as automatically...

    Free Linux

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  • cvechecker

    The goal of cvechecker is to report about possible vulnerabilities on your system, by scanning the installed software and matching the results with the CVE database....

    Free Linux

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  • PatrolServer

    Check realtime and continuously for outdated web software on your server. Delivered by mail and an easy to use dashboard and get notified if PHP, Apache, cPanel...

    Freemium Mac OS X Windows Linux

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Platforms

Desktop

Show 6 less popular platforms