Software Alternatives, Accelerators & Startups

Shodan

Shodan is the world's first search engine for Internet-connected devices.

Some of the top features or benefits of Shodan are: Comprehensive Data Collection, Security Awareness, Automation Capabilities, Detailed Search Filters, and Real-Time Monitoring. You can visit the info page to learn more.

Best Shodan Alternatives & Competitors in 2025

The best Shodan alternatives based on verified products, community votes, reviews and other factors.
Filter: 12 Open-Source Alternatives. Latest update:

  1. 40

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

    paid Free Trial

    /intruder-alternatives
  2. 49

    Audit your website security and web applications for SQL injection, Cross site scripting and other...

    /acunetix-alternatives
  3. PlexTrac is the #1 AI-powered platform for pentest reporting and threat exposure management, helping cybersecurity teams efficiently address the most critical threats and vulnerabilities.

    Visit website

    Visit website
  4. 40

    Censys helps organizations, individuals, and researchers find and monitor every server on the Internet to reduce exposure and improve security.

    freemium

    /censys-alternatives
  5. 57

    Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

    /nessus-alternatives
  6. 47

    Nikto is an Open Source (GPL) web server scanner which performs comprehensive tests against web...

    /nikto-alternatives
  7. 28

    Horangi is a leading cyber-security solution that provides instant response and threat detection for companies who lack the time and expertise to monitor their system.

    /horangi-alternatives
  8. 36

    Network mapping service

    /zoomeye-alternatives
  9. 28

    Network security & identity management

    /practiceprotect-alternatives
  10. 24

    Penetration testing solution for risk validation.

    /rapid7-metasploit-alternatives
  11. 42

    The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools...

    /openvas-alternatives
  12. Sublist3r is a python tool designed to enumerate subdomains of websites using OSINT.

    /sublist3r-alternatives
  13. 41

    A fully automated, active web application security reconnaissance tool.

    /skipfish-alternatives
  14. 27

    Skybox Vulnerability Control is an industry-leading cyber-security management solution that allows threat-centric vulnerability prioritization and scan-less vulnerability assessments in order to address security challenges within large and complicat…

    /skybox-vulnerability-control-alternatives
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