Comparison

AWS CDK vs OpenTofu

No clear leader: OpenTofu (68.6) and AWS CDK (65.0) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
AWS CDK65
OpenTofu69
Score
Vioscale score
AWS CDK65 / 100high · 76%
OpenTofu69 / 100low · 45%
Pricing
Free tier
AWS CDK
OpenTofu
Model
OpenTofucommercial
Price level
AWS CDKfree
OpenTofufree
Transparent
AWS CDK
OpenTofu
Integrations
Count
AWS CDK5
OpenTofu3,900
Reliability
Status page
AWS CDK
OpenTofu
Adoption
Dependent repos
AWS CDK4,665
OpenTofu0
Github stars
AWS CDK12,876
OpenTofu29,933
Package downloads weekly
AWS CDK1,691,427
OpenTofu
Activity
Commits last 30d
AWS CDK100
OpenTofu95
Release
Cadence days
AWS CDK4
OpenTofu4
History
AWS CDK20 items
OpenTofu20 items
License
Spdx
AWS CDKApache-2.0
OpenTofuMPL-2.0
Language
Primary
AWS CDKTypeScript
OpenTofuGo
Market

Capabilities

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

Core
Paradigm
AWS CDKGeneral language
OpenTofuDeclarative DSL
Language
AWS CDKTypeScript, Python, Java, .NET, Go
OpenTofuHCL
Portability
Multicloud / cloud-agnostic
AWS CDK
OpenTofu
Architecture
State management
AWS CDKVendor-managed
OpenTofuSelf-managed
Extensibility
Pluggable provider ecosystem
AWS CDK
OpenTofu
Governance
Policy as code
AWS CDK
OpenTofu-
Ops
Drift detection
AWS CDK
OpenTofu
GitOps continuous reconciliation
AWS CDK-
OpenTofu
Deployment
Managed SaaS offering
AWS CDK
OpenTofu-
Hosting
AWS CDK-
OpenTofuSelf-hosted only
Adoption
Import existing resources
AWS CDK
OpenTofu
Licensing
Open-source engine
AWS CDK
OpenTofu
Ecosystem
CNCF maturity
AWS CDK-
OpenTofu-

What each one is

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

AWS CDK

A development framework that lets you define AWS cloud resources and infrastructure using standard programming languages like TypeScript, Python, Java, .NET, and Go. CDK compiles your code into CloudFormation templates for deployment.

Independently observed

OpenTofu

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 CDK

Open sourceFree tier
as of verify ↗

OpenTofu

Open sourceFree tier

Free and open source (MPL-2.0 license)

as of verify ↗

Platform & deployment

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

Platforms
CLI
AWS CDK
OpenTofu
Deployment
Cloud / SaaS
AWS CDK
OpenTofu
Self-hosted
AWS CDK
OpenTofu

Integrations

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

AWS CDK

5 total
  • AWS CloudFormation
  • AWS Lambda
  • AWS SNS
  • AWS Step Functions
  • AWS EC2
Independently observed

OpenTofu

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.