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AWS CloudFormation vs Atlantis Comparison

Last updated:

AWS CloudFormation

4.3(268 reviews)

Starting at Contact for pricing

  • Large Enterprises
  • Medium Business

AWS CloudFormation is a simple cloud provisioning tool designed to streamline and optimize workflows. Users can model their entire cloud environment in text files and open-source languages like JSON or YAML for easy, com…

Atlantis

4.5(290 reviews)

Starting at Free free

  • Small Business
  • Mid-Market

Atlantis is an open-source Terraform pull request automation tool that runs Terraform plan and apply operations from GitHub, GitLab, and Bitbucket pull requests. When a PR is opened touching Terraform files, Atlantis aut…

Atlantis leads on user satisfaction with a 4.5-star rating across 290 reviews.

AWS CloudFormation vs Atlantis — at a glance

FeatureAWS CloudFormationAtlantis
Rating4.3 / 54.5 / 5
Reviews268290
Starting priceContact for pricingFree free
Free trial No No
Free version No No
Best forLarge Enterprises, Medium Business, Small BusinessSmall Business, Mid-Market, Enterprise
CategoryCloud Management PlatformCloud Management Platform
PlatformsSaaS/Web/Cloud, Installed - Windows, Installed - MacOn-Premise, Linux, Cloud
APIAvailableAvailable
Support modes24/7 (Live rep), Business Hours, OnlineGitHub Issues, Community Slack, Documentation

Key differences between AWS CloudFormation and Atlantis

  • Pricing: Atlantis starts at Free free. AWS CloudFormation pricing is not publicly listed.
  • Target audience: AWS CloudFormation is built for Large Enterprises and Medium Business, while Atlantis targets Small Business and Mid-Market.
  • User satisfaction: Atlantis scores higher with a 4.5-star average.
  • Deployment: AWS CloudFormation supports SaaS/Web/Cloud, Installed - Windows, Installed - Mac; Atlantis supports On-Premise, Linux, Cloud.

AWS CloudFormation vs Atlantis — find the better fit before you commit.

01

Which tool fits your team best

02

Which is actually cheaper for your team size

03

Where each product wins, per real buyers

Most Cloud Management Platform tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.

AWS CloudFormation - New SaaS Software
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Biggest differences

Start here before you go deeper into features.

AWS CloudFormation

Best for

Large Enterprises, Medium Business, Small Business

Atlantis

Best for

Small Business, Mid-Market, Enterprise

AWS CloudFormation typically suits Large Enterprises and Medium Business. Atlantis tends to fit Small Business and Mid-Market better. The right choice depends on your team size, workflow, and whether a free trial matters.

Description

AWS CloudFormation is a simple cloud provisioning tool designed to streamline and optimize workflows. Users can model their entire cloud environment in text files and open-source languages ... Read More about AWS CloudFormation

Atlantis is an open-source Terraform pull request automation tool that runs Terraform plan and apply operations from GitHub, GitLab, and Bitbucket pull requests. When a PR is opened ... Read More about Atlantis

Entry Level Pricing

  • Not Available
  • Starts from Free

Free Trial Availability

  • No free trial
  • No free trial

SpotScore

What's this? ↗

Not Available

9.0/10

User Ratings

Based on verified Spotsaas reviews
Get pricing help
Get pricing help

Where each option fits best

See where each product is strongest, which teams it fits, and what causes buyers to keep looking — before you commit.

Based on buyer reviews and verified product data collected by Spotsaas.

Strengths

Key strengths

Atlantis

  • Terraform Review in the Code Review: Plan output in PR comments means reviewers see infrastructure changes alongside code changes — keeping IaC review in the existing GitHub workflow.
  • Zero State Corruption: Workspace locking serializes applies — only one apply runs per workspace at a time, preventing the concurrent-apply state corruption that plagues team Terraform.
  • Audit Trail in Git: Every plan and apply is tied to a PR, commit, and GitHub user — complete audit history of who changed what infrastructure and when.
Best fit

Best fit

Atlantis

  • DevOps teams implementing Terraform PR workflows without the operational overhead of Terraform Cloud or managed platforms
  • Engineering teams preventing concurrent Terraform state corruption through workspace locking in multi-engineer environments
  • Platform teams providing developers self-service infrastructure deployment via PR-comment-driven apply without giving direct Terraform access

Software Demo

Demo

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Step 1 of 4

How big is your team?

We tailor recommendations to companies your size.

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How do AWS CloudFormation and Atlantis Compare on Features?

Total Features

6 Features

3 Features

Unique Features

No unique features

No unique features

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Get Quote

Compare AWS CloudFormation and Atlantis on pricing

Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.

Pricing Option

      Starting From

      • Not Available
      • Free

      Pricing Plans

      • Not Available
      • Open Source

        Free

        • Full features

        • Apache 2.0

        • Self-hosted

        Show more +

      Other Details

      Organization Types supported

      • Small Business
      • Large Enterprises
      • Medium Business
      • Freelancers
      • Individuals
      • Small Business
      • Large Enterprises
      • Medium Business
      • Freelancers
      • Individuals

      Platforms Supported

      • Browser Based (Cloud)
      • Installed - Windows
      • Installed - Mac
      • Browser Based (Cloud)
      • Mobile - Android
      • Browser Based (Cloud)
      • Installed - Windows
      • Installed - Mac
      • Browser Based (Cloud)
      • Mobile - Android

      Modes of support

      • 24/7 (Live rep)
      • Business Hours
      • Online
      • 24/7 (Live rep)
      • Business Hours
      • Online

      API Support

      • Available
      • Available
      Get help choosing
      Get help choosing

      AWS CloudFormation User Reviews & Rating Comparison

      User Ratings

      4.5

      (based on 290 reviews)

      Rating Distribution

      121

      59

      2

      1

      2

      0

      0

      0

      0

      0

      Spotsaas Editor’s POV generated by AI

      Buyer sentiment

      Buyer sentiment is positive across 185 reviews, with strong overall satisfaction.

      What buyers like

      • Reviewers value managing infrastructure as code with reusable YAML or JSON templates.
      • It rapidly provisions, duplicates, and rolls back cloud resources, saving time on repetitive tasks.
      • Templates enable consistent, repeatable infrastructure across multiple environments and accounts.

      Common complaints

      • It only works within AWS, so the same code can't be reused on other cloud providers.
      • The designer tool is seen as complicated to use.
      • Setting dependencies between stacks can be challenging, and manual deletions aren't tracked.

      Buyer sentiment

      Buyer sentiment is very strong across 290 reviews, with consistently positive feedback.

      What buyers like

      • Free and open-source (Apache 2.0) with thousands of production deployments — the most battle-tested Terraform PR automation workflow available.
      • PR-comment-driven workflow (`atlantis plan`, `atlantis apply`) is simple, auditable, and requires no new UI to learn — all workflow happens in the existing code review process.
      • Workspace locking prevents concurrent applies to the same Terraform workspace — the most common cause of Terraform state corruption in team environments.

      Common complaints

      • Self-hosted only — requires a server to run Atlantis and webhook configuration for each repository, with ongoing maintenance responsibility.
      • Does not scale as cleanly as managed platforms for very large numbers of stacks — teams with 100+ stacks often outgrow Atlantis and move to Spacelift or Terraform Cloud.

      Pros and Cons

      • Reviewers value managing infrastructure as code with reusable YAML or JSON templates.

      • It rapidly provisions, duplicates, and rolls back cloud resources, saving time on repetitive tasks.

      • Templates enable consistent, repeatable infrastructure across multiple environments and accounts.

      • It only works within AWS, so the same code can't be reused on other cloud providers.

      • The designer tool is seen as complicated to use.

      • Free and open-source (Apache 2.0) with thousands of production deployments — the most battle-tested Terraform PR automation workflow available.

      • PR-comment-driven workflow (`atlantis plan`, `atlantis apply`) is simple, auditable, and requires no new UI to learn — all workflow happens in the existing code review process.

      • Workspace locking prevents concurrent applies to the same Terraform workspace — the most common cause of Terraform state corruption in team environments.

      • Self-hosted only — requires a server to run Atlantis and webhook configuration for each repository, with ongoing maintenance responsibility.

      • Does not scale as cleanly as managed platforms for very large numbers of stacks — teams with 100+ stacks often outgrow Atlantis and move to Spacelift or Terraform Cloud.

      Positive Reviews

      No reviews available for the product

      No reviews available for the product

      Used AWS CloudFormation or Atlantis? Tell buyers what actually differs.

      List of Customers

      Customers

      Deloitte

      Deloitte

      Expedia

      Expedia

      Coinbase

      Coinbase

      No Customers information available.

      Media and Screenshots

      Videos

      video-0

      2 Videos

      No videos available.

      Top Alternatives to AWS CloudFormation and Atlantis in 2026

      Alternatives

      No Alternative products available.

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      Compare similar software options

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      Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

      Frequently asked questions

      Which is better, AWS CloudFormation or Atlantis?
      Atlantis edges out the other on user ratings (4.5 vs 4.3). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
      Do AWS CloudFormation and Atlantis offer a free trial?
      Neither AWS CloudFormation nor Atlantis currently lists a free trial.
      What is the starting price of AWS CloudFormation vs Atlantis?
      AWS CloudFormation starts at Contact for pricing. Atlantis starts at Free free.
      What are the top alternatives to AWS CloudFormation?
      Top alternatives to AWS CloudFormation include Jelastic, Clustered Cloud, Microsoft Azure, Qualified, Workvivo.