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Best AWS CloudFormation Alternatives in 2026

Updated

20 apps from infrastructure testing tools ranked against AWS CloudFormation on the same published basis.

  1. 1
    Conftest Free plan LinuxMacWin Free7.2
    AWS CloudFormation vs Conftest
  2. 3
    Test Kitchen Free plan LinuxMacWin Free7.1
    AWS CloudFormation vs Test Kitchen
  3. 4
    cfn-lint Free plan LinuxMacself-hostedWin Free7.0
    AWS CloudFormation vs cfn-lint
  4. 5
    Chef InSpec Free plan apiLinuxMacself-hostedWin Free7.0
    AWS CloudFormation vs Chef InSpec
  5. 6
    Cinc Auditor Free plan LinuxMacWin Free7.0
    AWS CloudFormation vs Cinc Auditor
  6. 7
    kubeconform Free plan LinuxMacself-hostedWin Free7.0
    AWS CloudFormation vs kubeconform
  7. 8
    OpenSCAP Free plan LinuxMacself-hostedWin Free7.0
    AWS CloudFormation vs OpenSCAP
  8. 9
    TFLint Free plan LinuxMacself-hostedWin Free7.0
    AWS CloudFormation vs TFLint
  9. 10
    KICS Free plan LinuxMacself-hostedWin Free6.9
    AWS CloudFormation vs KICS
  10. 11
    terraform-plugin-testing Free plan LinuxMac Free6.9
    AWS CloudFormation vs terraform-plugin-testing
  11. 12
    Terratest Free plan Linux Free6.9
    AWS CloudFormation vs Terratest
  12. 13
    cfn-nag Free plan LinuxMacself-hosted Free6.8
    AWS CloudFormation vs cfn-nag
  13. 14
    Checkov Free plan LinuxMac Free6.8
    AWS CloudFormation vs Checkov
  14. 15
    KubeLinter Free plan LinuxMacself-hosted Free6.8
    AWS CloudFormation vs KubeLinter
  15. 16
    Sonobuoy LinuxMacself-hostedWin 6.7
    AWS CloudFormation vs Sonobuoy
  16. 17
    terraform-compliance Free plan Linuxself-hosted Free6.6
    AWS CloudFormation vs terraform-compliance
  17. 18
    CIS-CAT Pro Assessor apiLinuxMacself-hostedWin $200/mo6.4
    AWS CloudFormation vs CIS-CAT Pro Assessor
  18. 19
    kube-score LinuxMacself-hostedWebWin 6.4
    AWS CloudFormation vs kube-score
  19. 20
    Molecule Linux 6.3
    AWS CloudFormation vs Molecule
  20. 21
    TaskCat Linux 6.1
    AWS CloudFormation vs TaskCat

AWS CloudFormation alternatives compared

#AppScoreFree planFromRuns on
1Conftest7.2Free planFreeLinux, Mac, Windows
3Test Kitchen7.1Free planFreeLinux, Mac, Windows
4cfn-lint7.0Free planFreeLinux, Mac, self-hosted, Windows
5Chef InSpec7.0Free planFreeAPI, Linux, Mac, self-hosted, Windows
6Cinc Auditor7.0Free planFreeLinux, Mac, Windows
7kubeconform7.0Free planFreeLinux, Mac, self-hosted, Windows
8OpenSCAP7.0Free planFreeLinux, Mac, self-hosted, Windows
9TFLint7.0Free planFreeLinux, Mac, self-hosted, Windows
10KICS6.9Free planFreeLinux, Mac, self-hosted, Windows
11terraform-plugin-testing6.9Free planFreeLinux, Mac
12Terratest6.9Free planFreeLinux
13cfn-nag6.8Free planFreeLinux, Mac, self-hosted
14Checkov6.8Free planFreeLinux, Mac
15KubeLinter6.8Free planFreeLinux, Mac, self-hosted
16Sonobuoy6.7No—Linux, Mac, self-hosted, Windows
17terraform-compliance6.6Free planFreeLinux, self-hosted
18CIS-CAT Pro Assessor6.4No$200/moAPI, Linux, Mac, self-hosted, Windows
19kube-score6.4No—Linux, Mac, self-hosted, Web, Windows
20Molecule6.3No—Linux
21TaskCat6.1No—Linux
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Questions about AWS CloudFormation alternatives

What is the best alternative to AWS CloudFormation?

Conftest, number 1 in infrastructure testing tools with a score of 7.2 out of 10. The others here: Test Kitchen, cfn-lint, Chef InSpec and 16 more.

What is the best free alternative to AWS CloudFormation?

Conftest is the best-ranked alternative with a free plan. 15 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: documentation depth, a free tier and the platforms it runs on.