Best Molecule Alternatives in 2026
Updated
20 apps from infrastructure testing tools ranked against Molecule on the same published basis.
- 1Molecule vs Conftest
- 2Molecule vs AWS CloudFormation
- 3Molecule vs Test Kitchen
- 4Molecule vs cfn-lint
- 5Molecule vs Chef InSpec
- 6Molecule vs Cinc Auditor
- 7Molecule vs kubeconform
- 8Molecule vs OpenSCAP
- 9Molecule vs TFLint
- 10Molecule vs KICS
- 11Molecule vs terraform-plugin-testing
- 12Molecule vs Terratest
- 13Molecule vs cfn-nag
- 14Molecule vs Checkov
- 15Molecule vs KubeLinter
- 16Molecule vs Sonobuoy
- 17Molecule vs terraform-compliance
- 18Molecule vs CIS-CAT Pro Assessor
- 19Molecule vs kube-score
- 21Molecule vs TaskCat
Molecule alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Conftest | 7.2 | Free plan | Free | Linux, Mac, Windows |
| 2 | AWS CloudFormation | 7.1 | Free plan | Free | API, Linux, Mac, Web, Windows |
| 3 | Test Kitchen | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 4 | cfn-lint | 7.0 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 5 | Chef InSpec | 7.0 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 6 | Cinc Auditor | 7.0 | Free plan | Free | Linux, Mac, Windows |
| 7 | kubeconform | 7.0 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 8 | OpenSCAP | 7.0 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 9 | TFLint | 7.0 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 10 | KICS | 6.9 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 11 | terraform-plugin-testing | 6.9 | Free plan | Free | Linux, Mac |
| 12 | Terratest | 6.9 | Free plan | Free | Linux |
| 13 | cfn-nag | 6.8 | Free plan | Free | Linux, Mac, self-hosted |
| 14 | Checkov | 6.8 | Free plan | Free | Linux, Mac |
| 15 | KubeLinter | 6.8 | Free plan | Free | Linux, Mac, self-hosted |
| 16 | Sonobuoy | 6.7 | No | — | Linux, Mac, self-hosted, Windows |
| 17 | terraform-compliance | 6.6 | Free plan | Free | Linux, self-hosted |
| 18 | CIS-CAT Pro Assessor | 6.4 | No | $200/mo | API, Linux, Mac, self-hosted, Windows |
| 19 | kube-score | 6.4 | No | — | Linux, Mac, self-hosted, Web, Windows |
| 21 | TaskCat | 6.1 | No | — | Linux |
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Questions about Molecule alternatives
What is the best alternative to Molecule?
Conftest, number 1 in infrastructure testing tools with a score of 7.2 out of 10. The others here: AWS CloudFormation, Test Kitchen, cfn-lint and 16 more.
What is the best free alternative to Molecule?
Conftest is the best-ranked alternative with a free plan. 16 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.