Comparison

AWS CloudFormation vs OpenTofu

On the evidence we track, OpenTofu leads this comparison with a composite score of 69/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

AWS CloudFormation full profile →OpenTofu full profile →

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AWS CloudFormation60

★OpenTofu69

Attribute comparison across 2 tools
Attribute	AWS CloudFormation	OpenTofuLeader
Vioscale score	60 / 100medium · 73%	69 / 100low · 45%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	commercial
Price levelpricing.price_level	low	free
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	21	3,900
Security
Disclosure policysecurity.disclosure_policy	✓	-
Fedrampsecurity.fedramp	✓	-
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	✓	-
Pcisecurity.pci	✓	-
Vulnerabilitiessecurity.vulnerabilities	-	Count: 9 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopentofu%2Fopentofu&per_page=100 · Last 12m: 8 · Max severity: HIGH
Reliability
Status pagereliability.status_page	✓	✓
Adoption
Dependent reposadoption.dependent_repos	-	0
Github starsadoption.github_stars	-	29,933
Activity
Commits last 30dactivity.commits_last_30d	-	95
Release
Cadence daysrelease.cadence_days	-	4
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	-	MPL-2.0
Language
Primarylanguage.primary	-	Go
Market
Availabilitymarket.availability	Available worldwide · HQ US	Available worldwide

Score

Vioscale score

AWS CloudFormation60 / 100medium · 73%

OpenTofu69 / 100low · 45%

Pricing

Free tier

AWS CloudFormation✓

OpenTofu✓

Model

AWS CloudFormationfreemium

OpenTofucommercial

Price level

AWS CloudFormationlow

OpenTofufree

Transparent

AWS CloudFormation✓

OpenTofu✓

Integrations

Count

AWS CloudFormation21

OpenTofu3,900

Security

Disclosure policy

AWS CloudFormation✓

OpenTofu–

Fedramp

AWS CloudFormation✓

OpenTofu–

Gdpr

AWS CloudFormation✓

OpenTofu✓

Hipaa

AWS CloudFormation✓

OpenTofu–

Pci

AWS CloudFormation✓

OpenTofu–

Vulnerabilities

AWS CloudFormation–

OpenTofuCount: 9 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopentofu%2Fopentofu&per_page=100 · Last 12m: 8 · Max severity: HIGH

Reliability

Status page

AWS CloudFormation✓

OpenTofu✓

Adoption

Dependent repos

AWS CloudFormation–

OpenTofu0

Github stars

AWS CloudFormation–

OpenTofu29,933

Activity

Commits last 30d

AWS CloudFormation–

OpenTofu95

Release

Cadence days

AWS CloudFormation–

OpenTofu4

History

AWS CloudFormation–

OpenTofu20 items

License

Spdx

AWS CloudFormation–

OpenTofuMPL-2.0

Language

Primary

AWS CloudFormation–

OpenTofuGo

Market

Availability

AWS CloudFormationAvailable worldwide · HQ US

OpenTofuAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for infrastructure as code tools. “-” means undocumented, not absent.

Capability comparison for Infrastructure as Code Tools
Capability	AWS CloudFormation	OpenTofu
Core
Paradigm	Declarative DSL	Declarative DSL
Language	JSON, YAML, TypeScript, Python, Java, .NET	HCL
Portability
Multicloud / cloud-agnostic	✗	✓
Architecture
State management	Vendor-managed	Self-managed
Extensibility
Pluggable provider ecosystem	✓	✓
Governance
Policy as code	✓	-
Ops
Drift detection	✓	✓
GitOps continuous reconciliation	✓	✓
Deployment
Managed SaaS offering	✓	-
Hosting	Cloud only	Self-hosted only
Adoption
Import existing resources	✓	✓
Licensing
Open-source engine	✗	✓
Ecosystem
CNCF maturity	-	-

Core

Paradigm

AWS CloudFormationDeclarative DSL

OpenTofuDeclarative DSL

Language

AWS CloudFormationJSON, YAML, TypeScript, Python, Java, .NET

OpenTofuHCL

Portability

Multicloud / cloud-agnostic

AWS CloudFormation✗

OpenTofu✓

Architecture

State management

AWS CloudFormationVendor-managed

OpenTofuSelf-managed

Extensibility

Pluggable provider ecosystem

AWS CloudFormation✓

OpenTofu✓

Governance

Policy as code

AWS CloudFormation✓

OpenTofu-

Ops

Drift detection

AWS CloudFormation✓

OpenTofu✓

GitOps continuous reconciliation

AWS CloudFormation✓

OpenTofu✓

Deployment

Managed SaaS offering

AWS CloudFormation✓

OpenTofu-

Hosting

AWS CloudFormationCloud only

OpenTofuSelf-hosted only

Adoption

Import existing resources

AWS CloudFormation✓

OpenTofu✓

Licensing

Open-source engine

AWS CloudFormation✗

OpenTofu✓

Ecosystem

CNCF maturity

AWS CloudFormation-

OpenTofu-

What each one is

The product in its own terms, so the numbers below have context.

AWS CloudFormation

A managed service for provisioning and managing AWS and third-party cloud resources through declarative templates (JSON/YAML) or programmatic languages. Automates infrastructure deployment across regions and accounts, detects configuration drift, and provides automatic rollback on errors.

Independently observed

OpenTofu

Leader

A community-driven infrastructure-as-code platform maintained under the Linux Foundation that enables declarative management of cloud resources. It serves as a compatible alternative to Terraform, preserving existing configurations and workflows while providing access to thousands of providers and reusable infrastructure modules.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

AWS CloudFormation

from $0.00/moUsage-basedFree tier

Usage-based: $0.0009/handler operation + $0.00008/sec overage. 1,000 free operations/month. Data transfer at AWS rates.

Third-party Resources & Custom Hooks$0.0009/handler operation after 1,000 free ops/month
- Unlimited AWS::* and Alexa::* resource operations (no handler charges)
- Third-party resource provisioning
- Custom hook support
- Handler operation billing after free tier
- Duration overage billing

as of 2026-08-14verify ↗

OpenTofu

Leader

Open sourceFree tier

Free and open source (MPL-2.0 license)

as of 2026-08-14verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	AWS CloudFormation	OpenTofu
WebPlatforms	✓	✗
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓

Platforms

Web

AWS CloudFormation✓

OpenTofu✗

CLI

AWS CloudFormation✓

OpenTofu✓

Deployment

Cloud / SaaS

AWS CloudFormation✓

OpenTofu✓

Self-hosted

AWS CloudFormation✗

OpenTofu✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

AWS CloudFormation

21 total

MongoDB
Datadog
Atlassian Opsgenie
JFrog
Trend Micro
Splunk
Aqua Security
FireEye
Sysdig
Snyk
Check Point
Spot by NetApp
Gremlin
Stackery
Iridium
AWS CDK
AWS SAM (Serverless Application Model)
Visual Studio
Kiro
AWS CloudFormation Registry
AWS Partner Network (APN)

Independently observed

OpenTofu

Leader

14 total

AWS
Cloudflare
GitHub
Terraform Cloud
Terraform Enterprise
Scalr
Spacelift
env0
Digger
Terrateam
Qovery
Argonaut
Finisterra
AutoCloud

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.