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Best Tenable Nessus Alternatives in 2026

Updated

20 platforms from vulnerability scanning software ranked against Tenable Nessus on the same published basis.

  1. 1
    Intruder Free plan apiLinuxMacWebWin Free7.9
    Tenable Nessus vs Intruder
  2. 2
    ManageEngine Vulnerability Manager Plus Free plan apiLinuxMacself-hostedWeb $57.92/mo7.9
    Tenable Nessus vs ManageEngine Vulnerability Manager Plus
  3. 3
    OpenVAS Free plan apiLinuxMacself-hostedWeb €210.33/mo7.9
    Tenable Nessus vs OpenVAS
  4. 4
    Nmap Free plan LinuxMacself-hostedWin $9,980/mo7.8
    Tenable Nessus vs Nmap
  5. 5
    Qualys External Attack Surface Management Free trial apiLinuxWeb 7.8
    Tenable Nessus vs Qualys External Attack Surface Management
  6. 6
    Pentest-Tools Port Scanner Free plan apiWeb $95/mo7.7
    Tenable Nessus vs Pentest-Tools Port Scanner
  7. 7
    Nuclei Free plan LinuxMacself-hostedWin Free7.3
    Tenable Nessus vs Nuclei
  8. 8
    NSAuditor AI Free plan LinuxMacWin $3.25/mo7.2
    Tenable Nessus vs NSAuditor AI
  9. 9
    Nikto Free plan Linuxself-hostedWin Free7.0
    Tenable Nessus vs Nikto
  10. 10
    WPScan Free plan apiLinuxMacself-hosted Free7.0
    Tenable Nessus vs WPScan
  11. 11
    OWASP Nettacker Free plan apiLinuxMacself-hostedWeb Free6.9
    Tenable Nessus vs OWASP Nettacker
  12. 12
    Rapid7 Surface Command Free trial apiLinuxMacWebWin 6.9
    Tenable Nessus vs Rapid7 Surface Command
  13. 13
    VAddy Free trial apiLinuxMacself-hostedWeb ¥19,800/mo6.9
    Tenable Nessus vs VAddy
  14. 14
    Vicarius vRx Free trial apiLinuxMacWebWin $4/mo6.9
    Tenable Nessus vs Vicarius vRx
  15. 15
    Holm Security Vulnerability Management Free trial apiLinuxself-hostedWebWin 6.8
    Tenable Nessus vs Holm Security Vulnerability Management
  16. 16
    ConnectSecure Free trial apiWeb $300/mo6.7
    Tenable Nessus vs ConnectSecure
  17. 17
    Tanium Deploy apiLinuxMacself-hostedWin 6.7
    Tenable Nessus vs Tanium Deploy
  18. 18
    Amazon Inspector Free trial apiWeb 6.6
    Tenable Nessus vs Amazon Inspector
  19. 19
    Ivanti Neurons for Zero Trust Access AndroidiOSLinuxMacself-hosted 6.6
    Tenable Nessus vs Ivanti Neurons for Zero Trust Access
  20. 20
    Tenable One Attack Surface Management LinuxMacWebWin 6.5
    Tenable Nessus vs Tenable One Attack Surface Management

Tenable Nessus alternatives compared

#PlatformScoreFree planFromRuns on
1Intruder7.9Free planFreeAPI, Linux, Mac, Web, Windows
2ManageEngine Vulnerability Manager Plus7.9Free plan$57.92/moAPI, Linux, Mac, self-hosted, Web, Windows
3OpenVAS7.9Free plan€210.33/moAPI, Linux, Mac, self-hosted, Web, Windows
4Nmap7.8Free plan$9,980/moLinux, Mac, self-hosted, Windows
5Qualys External Attack Surface Management7.8No—API, Linux, Web
6Pentest-Tools Port Scanner7.7Free plan$95/moAPI, Web
7Nuclei7.3Free planFreeLinux, Mac, self-hosted, Windows
8NSAuditor AI7.2Free plan$3.25/moLinux, Mac, Windows
9Nikto7.0Free planFreeLinux, self-hosted, Windows
10WPScan7.0Free planFreeAPI, Linux, Mac, self-hosted
11OWASP Nettacker6.9Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
12Rapid7 Surface Command6.9No—API, Linux, Mac, Web, Windows
13VAddy6.9No¥19,800/moAPI, Linux, Mac, self-hosted, Web
14Vicarius vRx6.9No$4/moAPI, Linux, Mac, Web, Windows
15Holm Security Vulnerability Management6.8No—API, Linux, self-hosted, Web, Windows
16ConnectSecure6.7No$300/moAPI, Web
17Tanium Deploy6.7No—API, Linux, Mac, self-hosted, Windows
18Amazon Inspector6.6No—API, Web
19Ivanti Neurons for Zero Trust Access6.6No—Android, iOS, Linux, Mac, self-hosted, Web, Windows
20Tenable One Attack Surface Management6.5No—Linux, Mac, Web, Windows
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Questions about Tenable Nessus alternatives

What is the best alternative to Tenable Nessus?

Intruder, number 1 in vulnerability scanning software with a score of 7.9 out of 10. The others here: ManageEngine Vulnerability Manager Plus, OpenVAS, Nmap and 16 more.

What is the best free alternative to Tenable Nessus?

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 how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.