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Atlantis

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Terraform pull request automation

Free, no paid tier
Free DevOps Infrastructure as Code CI/CD Workflow Automation
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Reviews on G2
11 reviews tracked

The Bottom Line

Price
Free, no paid tier. Compare plans

Key facts

  • Terraform automation
  • Pull request workflows
  • GitOps infrastructure

Pros

  • Terraform automation
  • Pull request workflow
  • GitOps for infra
  • Open source
  • Self-hostable

Cons

  • Setup complexity
  • Security considerations
  • Maintenance needed
  • Learning curve
  • Scaling challenges

What is Atlantis?

Atlantis is a self-hosted application for Terraform pull request automation. Run terraform plan automatically on pull requests and show results as comments. Apply changes through PR approvals for audit trails. Supports multiple workflows and Terraform workspaces. Lock infrastructure to prevent concurrent modifications. GitOps for Terraform that makes infrastructure changes reviewable and auditable.

Available on: Web

Data compiled by Toolradar Pricing checked · How we evaluate
Source runatlantis.io

Ratings Across the Web

3.5 (11 reviews)

Atlantis holds an aggregate rating of 3.5 out of 5 from 11 reviews across G2, last checked September 8, 2026.

G2 11 reviews
3.5/5

Ratings aggregated from independent review platforms. Learn more

Key Features

  • Terraform automation
  • PR workflow
  • Apply on merge
  • Policy checking
  • Multi-repo support
  • Self-hosted

Pricing Plans

Pricing checked Oct 8, 2026. Source: runatlantis.io, read Oct 8, 2026

Atlantis plans and prices, checked October 2026
Plan Price Details
Open Source (Free)

$0

  • Self-hosted Terraform automation
  • Pull request automation
  • GitOps workflow
+2 more
  • You only pay for hosting infrastructure
  • Community support
View full pricing

Is Atlantis worth the price?

Great value

Atlantis offers an exceptionally generous pricing model, being entirely free and open-source.

This makes it an incredibly fair and cost-effective solution compared to any paid alternatives. It's best for organizations of any size looking for robust Terraform automation without incurring licensing costs.

Full Atlantis pricing: every plan, hidden costs and alternatives

Atlantis by the numbers

Atlantis compared with 55 Infrastructure as Code tools on Toolradar, as of Oct 2026
Metric Atlantis Peer median Position (1 is best)
Free plan Yes 82% have one n/a
Listed as an alternative to 6 tools 2 #19 of 55

Each position is counted among the tools that have data for that row, as noted under it. All Infrastructure as Code data · How we compute this. Advertising and placement fees are not inputs to any position.

Cite this: Toolradar, “Atlantis by the numbers”, Oct 2026.

Reviews

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3.5/5

Across 11 verified user reviews on G2

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Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

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Atlantis FAQ

How does Atlantis automate Terraform operations?

Atlantis automates Terraform operations by running terraform plan automatically on pull requests and displaying the results as comments. It allows applying changes through PR approvals, which creates an audit trail for infrastructure modifications.

Which teams benefit most from using Atlantis?

Teams focused on DevOps, Infrastructure as Code, and CI/CD workflows will find Atlantis most beneficial. It helps streamline the review and audit processes for infrastructure changes, making it suitable for organizations prioritizing GitOps practices.

How does Atlantis compare to GitHub Actions for Terraform automation?

Atlantis is a self-hosted application specifically designed for Terraform pull request automation, providing features like infrastructure locking and detailed audit trails. GitHub Actions offers a broader CI/CD platform where Terraform workflows can be configured, but Atlantis provides a more specialized and opinionated GitOps approach for Terraform.

What kind of limitations should users be aware of when implementing Atlantis?

Users should be aware of the setup complexity, security considerations, and ongoing maintenance required for Atlantis. There is also a learning curve associated with its implementation and potential scaling challenges for larger environments.

Does Atlantis include a free tier?

Atlantis is free to use, as it is an open-source and self-hostable application. There are no paid plans required to access its features for Terraform pull request automation.

Can Atlantis manage multiple Terraform workspaces?

Yes, Atlantis supports multiple workflows and Terraform workspaces. This allows users to organize and manage different environments or configurations within their infrastructure as code.

How does Atlantis prevent concurrent infrastructure modifications?

Atlantis prevents concurrent infrastructure modifications by locking infrastructure during operations. This ensures that only one change can be applied at a time, maintaining consistency and preventing conflicts.

Source: runatlantis.io

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