Comparison

OpenTofu vs Terraform

No clear leader: Terraform (62.4) and OpenTofu (59.5) 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 formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
OpenTofu60
Terraform62
Score
vioscaleAI score
OpenTofu60 / 100low · 33%
Terraform62 / 100medium · 53%
Pricing
Free tier
OpenTofu✓
Terraform✓
Model
OpenTofucommercial
Terraformcommercial
Price level
OpenTofufree
Terraformfree
Transparent
OpenTofu✓
Terraform–
Integrations
Count
OpenTofu3,900
Terraform10
Reliability
Status page
OpenTofu✓
Terraform✓
Adoption
Dependent repos
OpenTofu0
Terraform1,108
Github stars
OpenTofu30,387
Terraform49,829
Activity
Commits last 30d
OpenTofu100
Terraform100
Release
Cadence days
OpenTofu4
Terraform6
History
OpenTofu20 items
Terraform20 items
License
Spdx
OpenTofuMPL-2.0
Terraform–
Language
Primary
OpenTofuGo
TerraformGo
Market
Availability
Terraform–
Content
Faq
OpenTofu7 items
Terraform6 items

Capabilities

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

Core
Paradigm
OpenTofuDeclarative DSL
TerraformDeclarative DSL
Language
OpenTofuHCL
TerraformHCL
Portability
Multicloud / cloud-agnostic
OpenTofu✓
Terraform✓
Architecture
State management
OpenTofuSelf-managed
TerraformVendor-managed
Extensibility
Pluggable provider ecosystem
OpenTofu✓
Terraform✓
Governance
Policy as code
OpenTofu✗
Terraform✓
Ops
Drift detection
OpenTofu✓
Terraform-
GitOps continuous reconciliation
OpenTofu✓
Terraform-
Deployment
Managed SaaS offering
OpenTofu✗
Terraform✓
Hosting
OpenTofuSelf-hosted only
TerraformCloud + self-hosted
Adoption
Import existing resources
OpenTofu✓
Terraform✓
Licensing
Open-source engine
OpenTofu✓
Terraform✓
Ecosystem
CNCF maturity
OpenTofu-
Terraform-

What each one is

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

OpenTofu

An open-source platform for declaratively defining and managing cloud infrastructure through configuration language, supporting multi-cloud deployments with built-in state management and execution planning.

Independently observed

Terraform

Terraform is an infrastructure-as-code platform that lets teams define, provision, and manage cloud and on-premise infrastructure through declarative configuration files. It generates execution plans before making changes, manages resource dependencies, and enables version control and collaboration on infrastructure definitions.

Independently observed

Pricing

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

OpenTofu

Open sourceFree tier

Free and open source (MPL-2.0 license)

as of verify ↗

Terraform

Open sourceFree tier
as of verify ↗

Platform & deployment

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

Platforms
macOS
OpenTofu✓
Terraform✗
Windows
OpenTofu✓
Terraform✓
Linux
OpenTofu✓
Terraform✗
CLI
OpenTofu✓
Terraform✓
Deployment
Self-hosted
OpenTofu✓
Terraform✓

Integrations

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

In common (2)
  • AWS
  • GitHub

OpenTofu

14 total - 12 not shared
  • Cloudflare
  • Terraform Cloud
  • Terraform Enterprise
  • Scalr
  • Spacelift
  • env0
  • Digger
  • Terrateam
  • Qovery
  • Argonaut
  • Finisterra
  • AutoCloud
Independently observed

Terraform

10 total - 8 not shared
  • Azure
  • Google Cloud Platform
  • Oracle Cloud
  • Docker
  • Consul
  • Packer
  • Vault
  • Boundary
Independently observed
Still deciding?

OpenTofu or Terraform: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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