nuclei Alternatives

nuclei is described as 'Nuclei is used to send requests across targets based on a template, leading to zero false positives and providing fast scanning on a large number of hosts. Nuclei offers scanning for a variety of protocols, including TCP, DNS, HTTP, SSL, File, Whois, Websocket, Headless etc' and is a vulnerability scanner in the security & privacy category. There are more than 25 alternatives to nuclei for a variety of platforms, including Windows, Web-based, Linux, Mac and SaaS apps. The best nuclei alternative is Burp Suite, which is free. Other great apps like nuclei are OpenVAS, Nessus, Zed Attack Proxy (ZAP) and Lonkero.

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Alternatives
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Alternatives list

  1. SmartScanner icon
     2 likes

    SmartScanner is an AI-powered web vulnerability scanner for testing security of web sites and applications.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    Good alternative?
     
  2. VALHALLA icon
     Like

    VALHALLA boosts your detection capabilities with the power of thousands of hand-crafted high-quality YARA and Sigma rules.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Self-Hosted
    • Python
    Good alternative?
     
  3. Scan your APIs for prompt injection and 12 security checks in less than a minute, MCP, CLI and GH Action ready to CI/DI integration.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  4. Offers ongoing attack surface management with 50+ vulnerability detectors spanning web, API, and mobile; scheduled scans; notification of new findings only; finding triage that persists across scans; CI/CD gating; team collaboration; exportable reports; REST API; and 2FA.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    Good alternative?
     
  5. Proactively detect advanced hacker activity earlier than ever. THOR’s impressive detection rate is well-known in the industry.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  6. 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

    Application type

    Platforms

    • Online
    Good alternative?
     
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