Comparison

Atlantis 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.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Atlantis55
OpenTofu69
Score
Vioscale score
Atlantis55 / 100low · 41%
OpenTofu69 / 100low · 45%
Pricing
Free tier
Atlantis
OpenTofu
Model
Atlantisopen_source
OpenTofucommercial
Price level
Atlantisfree
OpenTofufree
Transparent
Atlantis
OpenTofu
Integrations
Count
Atlantis7
OpenTofu3,900
Reliability
Status page
Atlantis
OpenTofu
Adoption
Dependent repos
Atlantis2
OpenTofu0
Github stars
Atlantis9,254
OpenTofu29,933
Activity
Commits last 30d
Atlantis40
OpenTofu95
Release
Cadence days
Atlantis31
OpenTofu4
History
Atlantis20 items
OpenTofu20 items
License
Spdx
AtlantisApache-2.0
OpenTofuMPL-2.0
Language
Primary
AtlantisGo
OpenTofuGo
Market
Availability

Capabilities

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

Core
Paradigm
AtlantisDeclarative DSL
OpenTofuDeclarative DSL
Language
AtlantisHCL
OpenTofuHCL
Portability
Multicloud / cloud-agnostic
Atlantis
OpenTofu
Architecture
State management
Atlantis-
OpenTofuSelf-managed
Extensibility
Pluggable provider ecosystem
Atlantis
OpenTofu
Governance
Policy as code
Atlantis
OpenTofu-
Ops
Drift detection
Atlantis
OpenTofu
GitOps continuous reconciliation
Atlantis
OpenTofu
Deployment
Managed SaaS offering
Atlantis
OpenTofu-
Hosting
AtlantisSelf-hosted only
OpenTofuSelf-hosted only
Adoption
Import existing resources
Atlantis-
OpenTofu
Licensing
Open-source engine
Atlantis
OpenTofu
Ecosystem
CNCF maturity
Atlantis-
OpenTofu-

What each one is

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

Atlantis

A system that orchestrates Terraform deployments via pull request workflows, providing safety checks, approval gates, and comprehensive audit logging for infrastructure changes across multiple Git platforms.

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.

Atlantis

Open sourceFree tier
as of verify ↗

OpenTofu

Leader
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
Web
Atlantis
OpenTofu
CLI
Atlantis
OpenTofu
Deployment
Cloud / SaaS
Atlantis
OpenTofu
Self-hosted
Atlantis
OpenTofu

Integrations

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

In common (1)
  • GitHub

Atlantis

7 total - 6 not shared
  • GitLab
  • Bitbucket
  • Azure DevOps
  • Terraform
  • Terraform Cloud/Enterprise
  • Slack
Independently observed

OpenTofu

Leader
14 total - 13 not shared
  • AWS
  • Cloudflare
  • 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.