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Head-to-head · Infrastructure Policy as Code Tools

AWS CloudFormation Guard vs Firefly

  • 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
Firefly #7 in Infrastructure Policy as Code Tools 8.7/10 14-day trial Free trial✓ 0 of 5 features Visit Firefly

AWS CloudFormation Guard leads on 0 checks, Firefly on 0, and 6 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 trialonly Firefly
  • Most featuresAWS CloudFormation Guard · 4 of 5

AWS CloudFormation Guard scores higher on our rubric for infrastructure policy as code tools: 8.8 against 8.7 out of 10; our editors rank them #6 and #7.

AWS CloudFormation Guard is the better fit for AWS policy validation teams. Firefly is the better fit for enterprise multi-cloud IaC governance.

  • AWS CloudFormation Guard fits best

    AWS policy validation teams

  • Firefly fits best

    Enterprise multi-cloud IaC governance

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature AWS CloudFormation Guard 8.8/10 Visit ↗ Firefly 8.7/10 Visit ↗
At a glance
Editor score 8.8 8.7
Ranking #6 in Infrastructure Policy as Code Tools #7 in Infrastructure Policy as Code Tools
Best for AWS policy validation teams Enterprise multi-cloud IaC governance
Pricing model Free Paid
Starting price Open source $2,499/mo
Free plan Not checked yet —
Free trial — 14 days
Deployment Self-hosted Cloud, Self-hosted
Platforms Windows, macOS, Linux Web
Support Docs Email, Live chat, Docs
Integrations 6 integrations 20 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features AWS CloudFormation Guard 4/5 · Firefly 0/5
Policy testing ✓ (best) Not checked yet
Admission control ✓ (best) Not checked yet
Runtime enforcement — Not checked yet
CI/CD integration ✓ (best) Not checked yet
Policy reporting ✓ (best) Not checked yet
Specs
Policy language AWS CloudFormation Guard DSL Not checked yet
IaC formats CloudFormation templates and change sets; Terraform JSON; Kubernetes configurations Not checked yet
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
  • Orchestrates Terraform, OpenTofu, and Terragrunt workflows
  • Detects drift and supports automated remediation
  • Covers five clouds with policy-as-code and Git workflows
Cons
  • Does not provide server-side runtime enforcement itself
  • Focused on structured JSON and YAML configuration checks
  • No AI-assisted policy features
  • Essential starts at $2,499 per month with annual billing
  • There is no free plan
  • Enterprise pricing is custom
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 →

Firefly is a cloud infrastructure management platform for enterprise CloudOps, platform engineering, security, and governance teams. It combines infrastructure-as-code orchestration, cloud inventory, policy-as-code, state management, drift…

Read the review →
  1. AWS CloudFormation GuardInfrastructure Policy as Code Tools 8.8Open source
  2. FireflyInfrastructure Policy as Code Tools 8.714-day trial

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

  • Firefly — where it wins

    • Orchestrates Terraform, OpenTofu, and Terragrunt workflows
    • Detects drift and supports automated remediation
    • Covers five clouds with policy-as-code and Git workflows

    Where it doesn't

    • Essential starts at $2,499 per month with annual billing
    • There is no free plan
    • Enterprise pricing is custom
  • AWS CloudFormation Guard8.8/10 · Open source

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

    Visit siteFull verdict →
  • Firefly8.7/10 · 14-day trial

    Enterprise multi-cloud governance with orchestration, drift remediation, and policy controls.

    Visit FireflyFull 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