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Best Outpost24 Attack Surface Management Alternatives in 2026

Updated

20 tools from vulnerability scanning software ranked against Outpost24 Attack Surface Management on the same published basis.

  1. 1
    Intruder Free plan apiLinuxMacWebWin Free7.8
    Outpost24 Attack Surface Management vs Intruder
  2. 2
    ManageEngine Vulnerability Manager Plus Free plan apiLinuxMacself-hostedWeb $57.92/mo7.8
    Outpost24 Attack Surface Management vs ManageEngine Vulnerability Manager Plus
  3. 3
    OpenVAS Free plan apiLinuxMacself-hostedWeb €210.33/mo7.8
    Outpost24 Attack Surface Management vs OpenVAS
  4. 4
    Nmap Free plan LinuxMacself-hostedWin $9,980/mo7.6
    Outpost24 Attack Surface Management vs Nmap
  5. 5
    Qualys External Attack Surface Management Free trial apiLinuxWeb 7.5
    Outpost24 Attack Surface Management vs Qualys External Attack Surface Management
  6. 6
    Pentest-Tools Port Scanner Free plan apiWeb $95/mo7.4
    Outpost24 Attack Surface Management vs Pentest-Tools Port Scanner
  7. 7
    Ivanti Neurons for Zero Trust Access AndroidiOSLinuxMacself-hosted 7.3
    Outpost24 Attack Surface Management vs Ivanti Neurons for Zero Trust Access
  8. 8
    NSAuditor AI Free plan LinuxMacWin $3.25/mo7.3
    Outpost24 Attack Surface Management vs NSAuditor AI
  9. 9
    Nuclei Free plan LinuxMacself-hostedWin Free7.3
    Outpost24 Attack Surface Management vs Nuclei
  10. 10
    OWASP Nettacker Free plan apiLinuxMacself-hostedWeb Free7.2
    Outpost24 Attack Surface Management vs OWASP Nettacker
  11. 11
    Rapid7 Surface Command Free trial apiLinuxMacWebWin 7.2
    Outpost24 Attack Surface Management vs Rapid7 Surface Command
  12. 12
    Vicarius vRx Free trial apiLinuxMacWebWin $4/mo7.2
    Outpost24 Attack Surface Management vs Vicarius vRx
  13. 13
    Tenable One Attack Surface Management LinuxMacWebWin 7.1
    Outpost24 Attack Surface Management vs Tenable One Attack Surface Management
  14. 14
    Tanium Deploy apiLinuxMacself-hostedWin 7.0
    Outpost24 Attack Surface Management vs Tanium Deploy
  15. 15
    VAddy Free trial apiLinuxMacself-hostedWeb ¥19,800/mo7.0
    Outpost24 Attack Surface Management vs VAddy
  16. 16
    Holm Security Vulnerability Management Free trial apiLinuxself-hostedWebWin 6.9
    Outpost24 Attack Surface Management vs Holm Security Vulnerability Management
  17. 17
    Nikto Free plan Linuxself-hostedWin Free6.9
    Outpost24 Attack Surface Management vs Nikto
  18. 18
    WPScan Free plan apiLinuxMacself-hosted Free6.9
    Outpost24 Attack Surface Management vs WPScan
  19. 19
    ConnectSecure Free trial apiWeb $300/mo6.7
    Outpost24 Attack Surface Management vs ConnectSecure
  20. 20
    Datto Endpoint Backup MacWin 6.7
    Outpost24 Attack Surface Management vs Datto Endpoint Backup

Outpost24 Attack Surface Management alternatives compared

#ToolScoreFree planFromRuns on
1Intruder7.8Free planFreeAPI, Linux, Mac, Web, Windows
2ManageEngine Vulnerability Manager Plus7.8Free plan$57.92/moAPI, Linux, Mac, self-hosted, Web, Windows
3OpenVAS7.8Free plan€210.33/moAPI, Linux, Mac, self-hosted, Web, Windows
4Nmap7.6Free plan$9,980/moLinux, Mac, self-hosted, Windows
5Qualys External Attack Surface Management7.5No—API, Linux, Web
6Pentest-Tools Port Scanner7.4Free plan$95/moAPI, Web
7Ivanti Neurons for Zero Trust Access7.3No—Android, iOS, Linux, Mac, self-hosted, Web, Windows
8NSAuditor AI7.3Free plan$3.25/moLinux, Mac, Windows
9Nuclei7.3Free planFreeLinux, Mac, self-hosted, Windows
10OWASP Nettacker7.2Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
11Rapid7 Surface Command7.2No—API, Linux, Mac, Web, Windows
12Vicarius vRx7.2No$4/moAPI, Linux, Mac, Web, Windows
13Tenable One Attack Surface Management7.1No—Linux, Mac, Web, Windows
14Tanium Deploy7.0No—API, Linux, Mac, self-hosted, Windows
15VAddy7.0No¥19,800/moAPI, Linux, Mac, self-hosted, Web
16Holm Security Vulnerability Management6.9No—API, Linux, self-hosted, Web, Windows
17Nikto6.9Free planFreeLinux, self-hosted, Windows
18WPScan6.9Free planFreeAPI, Linux, Mac, self-hosted
19ConnectSecure6.7No$300/moAPI, Web
20Datto Endpoint Backup6.7No—Mac, Windows
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Questions about Outpost24 Attack Surface Management alternatives

What is the best alternative to Outpost24 Attack Surface Management?

Intruder, number 1 in vulnerability scanning software with a score of 7.8 out of 10. The others here: ManageEngine Vulnerability Manager Plus, OpenVAS, Nmap and 16 more.

What is the best free alternative to Outpost24 Attack Surface Management?

Intruder is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.