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Head-to-head · Infrastructure Policy as Code Tools

AWS CloudFormation Guard vs Google Cloud Policy Controller

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score AWS CloudFormation Guard #6 in Infrastructure Policy as Code Tools 8.8/10 Open source ✓ 4 of 5 features Visit site
Google Cloud Policy Controller #8 in Infrastructure Policy as Code Tools 8.6/10 Free plan Free plan✓ 5 of 5 features Visit Google Cloud

AWS CloudFormation Guard leads on 0 checks, Google Cloud Policy Controller on 1, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAWS CloudFormation Guard · 8.8/10
  • Free planonly Google Cloud Policy Controller
  • Most featuresGoogle Cloud Policy Controller · 5 of 5

AWS CloudFormation Guard scores higher on our rubric for infrastructure policy as code tools: 8.8 against 8.6 out of 10; our editors rank them #6 and #8.

Google Cloud Policy Controller offers runtime enforcement; AWS CloudFormation Guard doesn't.

AWS CloudFormation Guard is the better fit for AWS policy validation teams. Google Cloud Policy Controller is the better fit for google Kubernetes fleet governance.

  • AWS CloudFormation Guard fits best

    AWS policy validation teams

  • Google Cloud Policy Controller fits best

    Google Kubernetes fleet governance

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Side by side

Feature AWS CloudFormation Guard 8.8/10 Visit ↗ Google Cloud Policy Controller 8.6/10 Visit ↗
At a glance
Editor score 8.8 8.6
Ranking #6 in Infrastructure Policy as Code Tools #8 in Infrastructure Policy as Code Tools
Best for AWS policy validation teams Google Kubernetes fleet governance
Pricing model Free Free
Starting price Open source Free plan
Free plan Not checked yet ✓ (best)
Free trial — —
Deployment Self-hosted Cloud
Platforms Windows, macOS, Linux Web
Support Docs Docs, Community
Integrations 6 integrations 9 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features AWS CloudFormation Guard 4/5 · Google Cloud Policy Controller 5/5
Policy testing ✓ ✓
Admission control ✓ ✓
Runtime enforcement — ✓ (best)
CI/CD integration ✓ ✓
Policy reporting ✓ ✓
Specs
Policy language AWS CloudFormation Guard DSL Rego
IaC formats CloudFormation templates and change sets; Terraform JSON; Kubernetes configurations Kubernetes YAML manifests and Custom Resources
Our review
Pros
  • Dedicated Guard DSL with built-in rule unit testing
  • Checks CloudFormation, Terraform JSON, and Kubernetes configurations
  • CI outputs plus CloudFormation Hooks for blocking or warning
  • Free policy guardrails for Kubernetes clusters and fleets
  • Rego templates, admission control, audit, and dry-run modes
  • CI validation, compliance views, and centralized Config Sync distribution
Cons
  • Does not provide server-side runtime enforcement itself
  • Focused on structured JSON and YAML configuration checks
  • No AI-assisted policy features
  • Focused on Kubernetes rather than general infrastructure as code
  • GKE usage and related Google Cloud services remain billable
  • No AI features or open-source distribution
Our verdict

AWS CloudFormation Guard is an open-source command-line policy-as-code tool for teams that need to evaluate infrastructure and configuration data against defined rules. Its Guard domain-specific language supports validation of structured…

Read the review →

Google Cloud Policy Controller applies programmable security, compliance, and operational guardrails to Kubernetes clusters and workloads. It is designed for IT administrators, operators, security specialists, and platform engineers…

Read the review →
  1. AWS CloudFormation GuardInfrastructure Policy as Code Tools 8.8Open source
  2. Google Cloud Policy ControllerInfrastructure Policy as Code Tools 8.6Free plan

Strengths and trade-offs

  • AWS CloudFormation Guard — where it wins

    • Dedicated Guard DSL with built-in rule unit testing
    • Checks CloudFormation, Terraform JSON, and Kubernetes configurations
    • CI outputs plus CloudFormation Hooks for blocking or warning

    Where it doesn't

    • Does not provide server-side runtime enforcement itself
    • Focused on structured JSON and YAML configuration checks
    • No AI-assisted policy features

  • Google Cloud Policy Controller — where it wins

    • Free policy guardrails for Kubernetes clusters and fleets
    • Rego templates, admission control, audit, and dry-run modes
    • CI validation, compliance views, and centralized Config Sync distribution

    Where it doesn't

    • Focused on Kubernetes rather than general infrastructure as code
    • GKE usage and related Google Cloud services remain billable
    • No AI features or open-source distribution
  • AWS CloudFormation Guard8.8/10 · Open source

    A focused, open-source validator for AWS and multi-format infrastructure policy checks.

    Visit siteFull verdict →
  • Google Cloud Policy Controller8.6/10 · Free plan

    A focused, free policy layer for governing Kubernetes fleets with Rego and admission control.

    Visit Google CloudFull verdict →

More comparisons

All infrastructure policy as code tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update