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Alternatives · 2026

The best cfn-nag alternatives

The rest of Best IaC Security Scanners, in this site's order: each with what it costs, where it runs and its record score.

1
DeepSource

It suits software teams looking to automate pull-request review and scan code or infrastructure for security issues.

WebWindowsMac+3 $30 a month, billed yearly Record6.0 Visit
2
Pulumi

Pulumi is for engineers who want to manage infrastructure in general-purpose languages across supported cloud providers.

WebWindowsMac+3 $40 a month Record5.9 Visit
3
Kubescape

Kubescape suits teams that operate Kubernetes clusters and need configuration, vulnerability, compliance, or runtime security checks.

WindowsMacLinux+2 $30 a month Record5.8 Visit
4
Fairwinds Polaris

Polaris suits Kubernetes teams that want to check configuration practices in local YAML files or cluster workloads.

WebWindowsMac+2 Free plan Record5.0 Visit
5
kube-score

kube-score suits Kubernetes users who want static checks on object definitions, including teams incorporating checks into CI/CD.

WebWindowsMac+2 Free plan Record5.0 Visit
6
Trivy

Trivy suits teams and developers who need to scan code, artifacts, container images, or Kubernetes environments.

WindowsMacLinux+1 Free plan Record4.9 Visit
7
Checkov

Checkov suits developers and teams scanning infrastructure-as-code for configuration issues, credentials, and compliance checks.

MacLinux Free plan Record4.6 Visit
8
KubeLinter

It suits developers and platform teams checking Kubernetes configuration against security and readiness policies.

MacLinuxSelf-hosted Free plan Record4.6 Visit
9
TFLint

TFLint suits Terraform users who want local checks for language rules, cloud-specific issues, and naming practices.

WindowsMacLinux+1 Free plan Record4.6 Visit
10
terraform-compliance

terraform-compliance suits developers and security teams writing readable Terraform policy checks.

LinuxSelf-hosted Free plan Record4.3 Visit
11 WindowsMacLinux Free plan Record3.2 Visit
12 WindowsMacLinux Free plan Record3.2 Visit
13 Web Free plan Record3.0 Visit
14 Web Free plan Record3.0 Visit
15 WindowsMacLinux — Record2.6 Visit