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Alternatives · 2026

The best HashiCorp Sentinel alternatives

The rest of Best Infrastructure Policy as Code Tools, in this site's order: each with what it costs, where it runs and its record score.

1
Terraform

Terraform Community Edition suits practitioners who want a downloadable tool for infrastructure work.

WebWindowsMac+3 $0.99 a month Record6.0 Visit
2
AWS CloudFormation

CloudFormation may suit teams managing AWS infrastructure through templates, including CI/CD workflows and deployments spanning accounts or Regions.

iPhone & iPadWebWindows+3 Free plan Record5.7 Visit
3
Kyverno

Kyverno suits platform engineering teams that want to manage Kubernetes security, compliance, automation, or governance through policy as code.

WebWindowsMac+3 Free plan Record5.6 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
Google Cloud Organization Policy

It suits administrators configuring organization-wide constraints and teams or project owners seeking compliance guardrails for Google Cloud…

WebWindowsMac+2 Free plan Record5.0 Visit
6
Open Policy Agent

OPA suits developers and platform teams that need policy evaluation across services, infrastructure, or delivery pipelines.

WebWindowsMac+3 Free plan Record5.0 Visit
7
Open Policy Agent Gatekeeper

Gatekeeper suits teams managing Kubernetes clusters that need policy checks during admission and periodic audits of existing resources.

LinuxAPISelf-hosted Free plan Record5.0 Visit
8
Conftest

Conftest suits teams that need to check structured configuration as part of CI, including users working with Kubernetes or Terraform.

WindowsMacLinux Free plan Record4.9 Visit
9
Google Cloud Terraform Policy Validation

It suits platform teams that want policy checks between Terraform planning and applying infrastructure changes.

WindowsMacLinux Free plan Record4.9 Visit
10
Cloud Custodian

Cloud Custodian may suit teams managing cloud resources who want policy-based filtering, enforcement, or cleanup.

WindowsMacLinux+1 Free plan Record4.8 Visit
11
KICS

KICS suits developers and security teams working with Infrastructure as Code across supported formats.

WindowsMacLinux+1 Free plan Record4.8 Visit
12
Checkov

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

MacLinux Free plan Record4.6 Visit
13
KubeLinter

KubeLinter suits teams managing Kubernetes, Helm, or Kustomize files who want configurable policy checks and CI reporting.

MacLinuxSelf-hosted Free plan Record4.6 Visit
14
Kubewarden

Kubewarden suits Kubernetes operators who need policy enforcement and auditing, as well as teams writing or reusing workload policies.

WindowsMacLinux+1 Free plan Record4.6 Visit
15 WebLinuxSelf-hosted Free plan Record4.6 Visit
16
Tirith

Tirith suits DevSecOps engineers, infrastructure architects, cloud administrators, and others enforcing infrastructure guardrails.

Linux Free plan Record4.5 Visit
17
Firefly

Firefly suits enterprise cloud, platform engineering, CloudOps, security, and governance teams.

WebAPISelf-hosted $2,499 a month, billed yearly Record4.4 Visit
18
terraform-compliance

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

LinuxSelf-hosted Free plan Record4.3 Visit
19 LinuxSelf-hosted $14,800 a year Record3.7 Visit
20 LinuxSelf-hosted — Record3.7 Visit
21 Web Free plan Record2.8 Visit
22 WindowsMacLinux — Record2.8 Visit
23 Web Free plan Record2.8 Visit
24 WindowsMacLinux — Record2.6 Visit