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Best Open Policy Agent Gatekeeper Alternatives in 2026

Updated

20 platforms from container security software ranked against Open Policy Agent Gatekeeper on the same published basis.

  1. 1
    Qualys External Attack Surface Management Free trial apiLinuxWeb 7.8
    Open Policy Agent Gatekeeper vs Qualys External Attack Surface Management
  2. 2
    Docker Desktop Free plan LinuxMacWebWin $9/mo7.5
    Open Policy Agent Gatekeeper vs Docker Desktop
  3. 3
    Snyk Open Source Free plan apiLinuxMacWebWin $25/mo7.4
    Open Policy Agent Gatekeeper vs Snyk Open Source
  4. 4
    Kubescape Free plan apiLinuxMacself-hostedWin Free7.3
    Open Policy Agent Gatekeeper vs Kubescape
  5. 5
    Deepfence ThreatMapper Free plan apiLinuxself-hostedWebWin Free7.2
    Open Policy Agent Gatekeeper vs Deepfence ThreatMapper
  6. 6
    RapidFort Free plan Linuxself-hostedWeb Free7.2
    Open Policy Agent Gatekeeper vs RapidFort
  7. 7
    Grype Free plan LinuxMacself-hostedWin Free7.1
    Open Policy Agent Gatekeeper vs Grype
  8. 8
    Kyverno Free plan apiLinuxMacself-hostedWin Free7.1
    Open Policy Agent Gatekeeper vs Kyverno
  9. 9
    Trivy Free plan LinuxMacself-hostedWin Free7.1
    Open Policy Agent Gatekeeper vs Trivy
  10. 10
    CloudSploit Free plan Linuxself-hostedWeb Free7.0
    Open Policy Agent Gatekeeper vs CloudSploit
  11. 11
    Prisma Cloud SCA Free trial apiWeb 7.0
    Open Policy Agent Gatekeeper vs Prisma Cloud SCA
  12. 12
    Clair Free plan apiLinuxself-hosted Free6.9
    Open Policy Agent Gatekeeper vs Clair
  13. 13
    Falco Free plan Linuxself-hosted Free6.9
    Open Policy Agent Gatekeeper vs Falco
  14. 14
    Red Hat OpenShift Pipelines Free trial apiLinuxself-hostedWeb 6.9
    Open Policy Agent Gatekeeper vs Red Hat OpenShift Pipelines
  15. 15
    Tetragon Free plan apiLinuxself-hosted Free6.8
    Open Policy Agent Gatekeeper vs Tetragon
  16. 16
    Sysdig Secure apiLinuxMacself-hostedWeb 6.7
    Open Policy Agent Gatekeeper vs Sysdig Secure
  17. 17
    Tracee Free plan Linuxself-hosted Free6.7
    Open Policy Agent Gatekeeper vs Tracee
  18. 18
    SUSE Multi-Linux Manager apiLinuxself-hostedWeb 6.6
    Open Policy Agent Gatekeeper vs SUSE Multi-Linux Manager
  19. 19
    Docker Scout LinuxMacWebWin 6.5
    Open Policy Agent Gatekeeper vs Docker Scout
  20. 20
    Google Artifact Analysis apiLinuxMacWeb 6.3
    Open Policy Agent Gatekeeper vs Google Artifact Analysis

Open Policy Agent Gatekeeper alternatives compared

#PlatformScoreFree planFromRuns on
1Qualys External Attack Surface Management7.8No—API, Linux, Web
2Docker Desktop7.5Free plan$9/moLinux, Mac, Web, Windows
3Snyk Open Source7.4Free plan$25/moAPI, Linux, Mac, Web, Windows
4Kubescape7.3Free planFreeAPI, Linux, Mac, self-hosted, Windows
5Deepfence ThreatMapper7.2Free planFreeAPI, Linux, self-hosted, Web, Windows
6RapidFort7.2Free planFreeLinux, self-hosted, Web
7Grype7.1Free planFreeLinux, Mac, self-hosted, Windows
8Kyverno7.1Free planFreeAPI, Linux, Mac, self-hosted, Windows
9Trivy7.1Free planFreeLinux, Mac, self-hosted, Windows
10CloudSploit7.0Free planFreeLinux, self-hosted, Web
11Prisma Cloud SCA7.0No—API, Web
12Clair6.9Free planFreeAPI, Linux, self-hosted
13Falco6.9Free planFreeLinux, self-hosted
14Red Hat OpenShift Pipelines6.9No—API, Linux, self-hosted, Web
15Tetragon6.8Free planFreeAPI, Linux, self-hosted
16Sysdig Secure6.7No—API, Linux, Mac, self-hosted, Web, Windows
17Tracee6.7Free planFreeLinux, self-hosted
18SUSE Multi-Linux Manager6.6No—API, Linux, self-hosted, Web
19Docker Scout6.5No—Linux, Mac, Web, Windows
20Google Artifact Analysis6.3No—API, Linux, Mac, Web
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Questions about Open Policy Agent Gatekeeper alternatives

What is the best alternative to Open Policy Agent Gatekeeper?

Qualys External Attack Surface Management, number 1 in container security software with a score of 7.8 out of 10. The others here: Docker Desktop, Snyk Open Source, Kubescape and 16 more.

What is the best free alternative to Open Policy Agent Gatekeeper?

Docker Desktop is the best-ranked alternative with a free plan. 13 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.