shouldiuse.io

Comparison

Runatlantis (Atlantis) vs Scalr

Runatlantis (Atlantis) lands on Depends, and Scalr lands on Worth it.

Scalr

scalr.com

Worth it
Confidence: Medium

Buy if your team runs Terraform or OpenTofu and wants Terraform Cloud parity at per-run pricing with free concurrency.

Read the full report

Runatlantis (Atlantis) versus Scalr
CompareRunatlantis (Atlantis)Scalr
VerdictDependsWorth it
Best forTeams of 3+ engineers on TerraformTerraform/OpenTofu teams leaving TFC
Who it's not forSolo developers . running terraform plan locally is enoughNon-Terraform shops . Pulumi or CloudFormation teams get nothing here
PrivacyActive advisory stream: auth bypass, path traversal (CVSS 8.1), and info exposure fixed across 2025-2026 releases . patch promptly.⁸No known public vulnerabilities found in the sources reviewed.15
Support qualityGuess: community GitHub support, no SLANo evidence found
Public sentimentUsers on Reddit actively champion Atlantis for Terraform PR automation, though some hesitate about self-hosting responsibilities.⁵Independent user reviews are scarce in public sources; available commentary praises Scalr's cost-effectiveness and GitOps workflows.16
Biggest gotchaFour public security advisories in 2025-2026; track releases and patch fastPer-run usage pricing can spike for busy pipelines; model monthly run volume before committing.13

Pick Runatlantis (Atlantis) when

  • Teams of 3+ engineers on Terraform
  • PR-driven plan/apply workflows
  • Cost-conscious orgs avoiding per-user IaC pricing
  • Shops keeping cloud credentials in-house

When Runatlantis (Atlantis) is not a fit

  • Solo developers . running terraform plan locally is enough
  • Small teams wanting a zero-ops managed platform
  • Orgs needing SLA-backed vendor support
  • Teams with nobody to patch and monitor a server

Pick Scalr when

  • Terraform/OpenTofu teams leaving TFC
  • Cost-conscious platform teams
  • GitOps-driven workflows
  • Fleets wanting drift detection

When Scalr is not a fit

  • Non-Terraform shops . Pulumi or CloudFormation teams get nothing here
  • Multi-IaC stacks wanting one platform for everything
  • Solo devs . plain CI or open-source Atlantis is cheaper
  • Procurement teams requiring a public security page pre-sale

Sources

  1. Atlantis official siterunatlantis.io
    official
  2. runatlantis/atlantis on GitHubgithub.com
    official
  3. Conftest Policy Checking docsrunatlantis.io
    official
  4. Atlantis deployment docs (Helm/K8s)github.com
    official
  5. Reddit PSA recommending Atlantisreddit.com
    review
  6. Reddit: HA for Atlantis Open Source?reddit.com
    review
  7. Atlantis Review 2026devopsboys.com
    review
  8. CVE-2026-82282 (Rapid7)rapid7.com
    security
  9. CVE-2026-64679 (SentinelOne)sentinelone.com
    security
  10. CVE-2025-58445 (NVD)nvd.nist.gov
    security
  11. Gruntwork: Atlantis or Terragrunt Scalegruntwork.io
    news
  12. Scalr homepagescalr.com
    official
  13. Scalr vs Terraform Cloud Pricingscalr.com
    official
  14. Migrating from Terraform Cloud . Scalr Docsdocs.scalr.io
    official
  15. Scalr security pagescalr.com
    security
  16. Reddit: alternatives to Terraform Cloudreddit.com
    review