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Developer Tools · head to head

Atlantis vs Lucidchart

Atlantis logo

Atlantis

Developer Tools

Runs Terraform plan and apply from pull request comments, self-hosted and free

From
Free
Free plan
Yes
Full reviewWebsite
Lucidchart logo

Lucidchart

Technology

Intelligent diagramming for every team

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Atlantis there is no company, no service level agreement and no paid support at any price, and the six maintainers are volunteers with day jobs, which some risk committees will not accept for a component holding production cloud credentials.; Lucidchart interface can overwhelm new users due to extensive features and customization options
  • They diverge on capability: Atlantis covers Pull request plans, Lucidchart covers Flowcharts & diagrams.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Atlantis and Lucidchart actually diverge.

Attributes where Atlantis and Lucidchart differ
AttributeAtlantisLucidchart
Pricing modelOpen source, no licence feeUnknown
PlatformsLinux, Docker, Kubernetes, Self-hostedWeb, Desktop, macOS, Windows
CategoryDeveloper ToolsTechnology
FoundedUnknown2010

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Atlantis

  • Pull request plans
  • Comment driven apply
  • Workspace locking
  • Policy checking
  • Multi-platform webhooks
  • Custom workflows

Only in Lucidchart

  • Flowcharts & diagrams
  • Process mapping
  • Mind maps
  • Wireframes & mockups
  • Network diagrams
  • Data visualization
  • Real-time collaboration
  • Presentation mode

What people use each for

The jobs each tool is most often brought in to do.

Atlantis

  • Making Terraform review meaningful by putting the actual plan output in front of the approvernot Lucidchart
  • Removing local applies and the credential sprawl that comes with every engineer holding production keysnot Lucidchart
  • Getting pull request driven infrastructure without paying a per-user subscription for a hosted platformnot Lucidchart
  • Enforcing Conftest policies as a blocking check before an apply can runnot Lucidchart

Lucidchart

  • Process documentationnot Atlantis
  • System architecturenot Atlantis
  • Workflow designnot Atlantis
  • Brainstormingnot Atlantis
  • Technical documentationnot Atlantis

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Atlantis

  • There is no company, no service level agreement and no paid support at any price, and the six maintainers are volunteers with day jobs, which some risk committees will not accept for a component holding production cloud credentials.
  • The security surface is inherently sharp, because it is an internet-reachable webhook endpoint that executes applies with privileged credentials, gated by pull request comment authorisation that is coarse next to a real policy engine.
  • It is stateful, holding a working directory and lock database on local disk, so high availability and horizontal scaling are awkward and you own upgrades, webhook plumbing, secret rotation and the host itself.
  • It lacks the features that distinguish the commercial alternatives, with no native drift detection, no cost estimation, no managed state interface and no policy engine beyond the Conftest integration.
  • Terragrunt and monorepo layouts are not first-class, requiring hand-written custom workflows and repository configuration that becomes a growing maintenance burden as the number of repositories increases.

Lucidchart

  • Interface can overwhelm new users due to extensive features and customization options
  • Drag-and-drop canvas can feel clunky compared to modern whiteboard tools like Miro

Pricing, plan by plan

Atlantis

Free
  • AtlantisFree
    • Apache-2.0, no usage limits and no seat count
    • No commercial edition and no paid support tier
    • Community support through GitHub and the CNCF Slack channel

Lucidchart

Free
  • FreeFree
    • 3 documents
    • 60 shapes
    • Basic templates
  • Individual$7.95/month
    • Unlimited documents
    • Advanced templates
    • Cloud storage
  • Team$9/editor/month
    • Real-time collaboration
    • Team management
    • All integrations
  • Enterprise$undefined/custom
    • Advanced security
    • SSO
    • Dedicated support

Which should you pick?

Choose Atlantis if

  • You need pull request plans.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want comment driven apply.
Atlantis review

Choose Lucidchart if

  • You need flowcharts & diagrams.
  • You want to start without paying.
  • You work on Web, Desktop, macOS, Windows.
  • You also want process mapping.
Lucidchart review

Questions people ask

Is Atlantis or Lucidchart better?
Neither clearly leads. Atlantis starts at Free and Lucidchart at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Atlantis or Lucidchart?
Atlantis starts at Free and Lucidchart at Free.
Does Atlantis or Lucidchart run on more platforms?
Atlantis runs on Linux, Docker, Kubernetes, Self-hosted. Lucidchart runs on Web, Desktop, macOS, Windows.
Can I use Atlantis for free?
Both have a free tier, so you can try either at no cost before committing.
What is Atlantis best used for?
Atlantis is most often used for making terraform review meaningful by putting the actual plan output in front of the approver, removing local applies and the credential sprawl that comes with every engineer holding production keys, getting pull request driven infrastructure without paying a per-user subscription for a hosted platform, enforcing conftest policies as a blocking check before an apply can run. Of those, making terraform review meaningful by putting the actual plan output in front of the approver and removing local applies and the credential sprawl that comes with every engineer holding production keys are not what Lucidchart is typically brought in for.
What can Atlantis do that Lucidchart cannot?
Atlantis covers Pull request plans, Comment driven apply, Workspace locking, Policy checking. Lucidchart covers Flowcharts & diagrams, Process mapping, Mind maps, Wireframes & mockups.

Answered from the vendors’ own pages

Atlantis: Is there a company behind Atlantis?

No. It runs as a series of LF Projects under the Linux Foundation and is maintained by volunteers. There is no vendor to buy support from and no service level agreement.

Lucidchart: What pricing plans does Lucidchart offer?

Lucidchart has a free plan (3 documents, 60 shapes), Individual plan ($7.95/month), Team plan ($9/editor/month), and Enterprise with custom pricing.

Source
Atlantis: Is it a CNCF project?

No. It uses a channel in the CNCF Slack, which is often misread as membership, but the project sits under LF Projects rather than the CNCF.

Lucidchart: Can I use Lucidchart offline?

Lucidchart is a cloud-based platform, but offers an offline desktop option for users who need to work without internet access.

Source
Atlantis: Does it work with OpenTofu?

Yes, there is a dedicated integration guide alongside Terraform, and it also has configuration for working with hosted Terraform backends.

Lucidchart: What compliance certifications does Lucidchart have?

Lucidchart provides SOC 2 Type II, FedRAMP, HIPAA BAA, and GDPR compliance, making it suitable for regulated industries.

Source
Atlantis: What does it not do that a paid platform does?

Drift detection, cost estimation, a managed state and run interface, and a real policy engine. Atlantis does pull request plan and apply well and stops there.

Lucidchart: Does Lucidchart have AI diagram generation?

Yes, Lucidchart uses AI to auto-generate flowcharts, UML diagrams, ER diagrams, and org charts from text prompts, Excel data, CSV files, code snippets, or database schemas.

Source
Lucidchart: What integrations does Lucidchart support?

Lucidchart integrates with Microsoft Teams, Slack, Jira, Confluence, Google Workspace, and Salesforce for seamless workflow integration.

Source
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