vioscale
Comparison

Atlantis vs Spacelift

On the evidence we track, Atlantis leads this comparison with a composite score of 55/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Atlantis full profile →Spacelift full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
★Atlantis55
Spacelift47
Score
Vioscale score
Atlantis55 / 100low · 41%
Spacelift47 / 100medium · 73%
Pricing
Free tier
Atlantis✓
Spacelift✓
Model
Atlantisopen_source
Spaceliftfreemium
Price level
Atlantisfree
Spacelifthigh
Transparent
Atlantis–
Spacelift✗
Integrations
Count
Atlantis7
Spacelift17
Security
Disclosure policy
Atlantis–
Spacelift✓
Fedramp
Atlantis–
Spacelift✓
Scorecard
Atlantis7.4
Spacelift–
Soc2
Atlantis–
Spacelift✓
Vulnerabilities
Reliability
Status page
Atlantis–
Spacelift✓
Adoption
Dependent repos
Atlantis2
Spacelift–
Github stars
Atlantis9,254
Spacelift–
Activity
Commits last 30d
Atlantis40
Spacelift–
Release
Cadence days
Atlantis31
Spacelift–
History
Atlantis20 items
Spacelift–
License
Spdx
AtlantisApache-2.0
Spacelift–
Language
Primary
AtlantisGo
Spacelift–
Market
Availability

Capabilities

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

Core
Paradigm
AtlantisDeclarative DSL
SpaceliftDeclarative DSL
Language
AtlantisHCL
SpaceliftTerraform HCL, Kubernetes YAML, CloudFormation JSON, Pulumi Python, Ansible
Portability
Multicloud / cloud-agnostic
Atlantis✓
Spacelift✓
Architecture
State management
Atlantis-
SpaceliftVendor-managed
Extensibility
Pluggable provider ecosystem
Atlantis✓
Spacelift✓
Governance
Policy as code
Atlantis✓
Spacelift✓
Ops
Drift detection
Atlantis✓
Spacelift✓
GitOps continuous reconciliation
Atlantis✓
Spacelift✓
Deployment
Managed SaaS offering
Atlantis✗
Spacelift✓
Hosting
AtlantisSelf-hosted only
SpaceliftCloud + self-hosted
Adoption
Import existing resources
Atlantis-
Spacelift✓
Licensing
Open-source engine
Atlantis✓
Spacelift✗
Ecosystem
CNCF maturity
Atlantis-
Spacelift-

What each one is

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

Atlantis

Leader

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

Spacelift

Platform for orchestrating infrastructure-as-code workflows across multiple tools and clouds. Integrates provisioning, configuration management, and policy enforcement in a unified interface, with GitOps-based automation and AI-assisted capabilities for managing infrastructure at scale.

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

Leader
Open sourceFree tier
as of verify ↗

Spacelift

from $20000/moSubscriptionFree tier

Free tier for small teams. Starter Plus from $20,000. Business and Enterprise plans require quote.

  • FreeFree
    • 2 public workers
    • Unlimited users
    • Webhooks
    • Terraform provider
    • Spacectl CLI
    • +2 more
  • Starter Plus$20,000
    • 1 private worker (2 available)
    • Spaces
    • IaC support (OpenTofu, Terraform, Terragrunt, Pulumi, Kubernetes)
    • Workflow customization
    • VCS integration
    • +11 more
  • BusinessContact sales
    • 3 private workers
    • Blueprints
    • Templates
    • Advanced scheduling
    • Private provider registry
    • +4 more
  • EnterpriseContact sales
    • 5-30 private workers
    • Concurrent-VCS connections
    • Audit trail
    • SSO integration with SAML 2.0
    • OIDC API Keys
    • +4 more
  • Enterprise PlusContact sales
    • 12-30 private workers
    • Self-hosted deployment
    • FedRAMP certification
    • On-premises deployment
    • Air-gapped environments
    • +1 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Atlantis✓
Spacelift✓
CLI
Atlantis✗
Spacelift✓
Deployment
Cloud / SaaS
Atlantis✗
Spacelift✓
Self-hosted
Atlantis✓
Spacelift✓
On-premise
Atlantis✗
Spacelift✓
Air-gapped
Atlantis✗
Spacelift✓

Integrations

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

In common (5)
  • GitHub
  • GitLab
  • Bitbucket
  • Terraform
  • Slack

Atlantis

Leader
7 total - 2 not shared
  • Azure DevOps
  • Terraform Cloud/Enterprise
Independently observed

Spacelift

17 total - 12 not shared
  • OpenTofu
  • CloudFormation
  • Pulumi
  • Kubernetes
  • Ansible
  • AWS
  • Azure
  • Google Cloud
  • Infracost
  • Checkov
  • Wiz
  • OPA
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.