# Atlantis vs Google Deployment Manager

**Leader by Vioscale score:** Google Deployment Manager

| Attribute | Atlantis | Google Deployment Manager |
|---|---|---|
| **Vioscale score** | 54.8 (41% (low)) | 62.9 (45% (low)) |
| activity.commits_last_30d | 40 | - |
| adoption.dependent_repos | 2 | - |
| adoption.github_stars | 9,254 | - |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true}` |
| description.long | 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. | Automates the provisioning and configuration of Google Cloud resources using declarative templates. Organizations define infrastructure as YAML or JSON files that specify which cloud services to create and how they should be configured, then use Deployment Manager to instantiate those resources as coordinated deployments. |
| features.capabilities | `{"hosting":"self","language":"HCL","paradigm":"declarative_dsl","multicloud":true,"policy_as_code":true,"drift_detection":true,"open_source_engine":true,"provider_ecosystem":true,"gitops_reconciliation":true,"managed_saas_offering":false}` | `{"hosting":"cloud","language":"YAML, JSON","paradigm":"declarative_dsl","multicloud":false,"cncf_member":"none","state_management":"vendor_managed","open_source_engine":false,"provider_ecosystem":true,"managed_saas_offering":true}` |
| integrations.count | 7 | 12 |
| integrations.list | `[{"name":"GitHub"},{"name":"GitLab"},{"name":"Bitbucket"},{"name":"Azure DevOps"},{"name":"Terraform"},{"name":"Terraform Cloud/Enterprise"},{"name":"Slack"}]` | `[{"name":"Cloud Storage"},{"name":"Compute Engine"},{"name":"Cloud SQL"},{"name":"Cloud Load Balancing"},{"name":"Cloud Logging"},{"name":"Cloud Monitoring"},{"name":"Cloud VPN"},{"name":"Cloud Interconnect"},{"name":"Cloud HSM"},{"name":"Secret Manager"},{"name":"Cloud KMS"},{"name":"Confidential Computing"}]` |
| language.primary | Go | - |
| license.spdx | Apache-2.0 | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://www.runatlantis.io","retrievedAt":"2026-08-13T22:59:47.477Z"}` | `{"type":"free","summary":"Free as part of Google Cloud. $300 free credit for new accounts.","freeTier":true,"sourceUrl":"https://docs.cloud.google.com/deployment-manager/docs","retrievedAt":"2026-08-13T23:07:10.391Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | free |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | 31 | - |
| release.history | `[{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.47.1","date":"2026-08-20T18:34:01Z","type":"stable","version":"v0.47.1"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.47.0","date":"2026-08-18T23:19:09Z","type":"stable","version":"v0.47.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.46.0","date":"2026-06-30T16:04:12Z","type":"stable","version":"v0.46.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.45.0","date":"2026-06-28T16:38:46Z","type":"stable","version":"v0.45.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.44.1","date":"2026-06-26T05:18:18Z","type":"stable","version":"v0.44.1"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.44.0","date":"2026-06-10T18:20:39Z","type":"stable","version":"v0.44.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.43.0","date":"2026-05-05T16:50:02Z","type":"stable","version":"v0.43.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.42.0","date":"2026-04-21T05:11:33Z","type":"stable","version":"v0.42.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.41.0","date":"2026-03-27T14:50:01Z","type":"stable","version":"v0.41.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.40.0","date":"2026-01-30T05:41:38Z","type":"stable","version":"v0.40.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.39.0","date":"2025-12-29T18:35:19Z","type":"stable","version":"v0.39.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.38.0","date":"2025-12-10T06:05:29Z","type":"stable","version":"v0.38.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.37.1","date":"2025-11-11T04:18:09Z","type":"stable","version":"v0.37.1"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.37.0","date":"2025-11-11T03:56:54Z","type":"stable","version":"v0.37.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.36.0","date":"2025-09-18T16:00:07Z","type":"stable","version":"v0.36.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.35.1","date":"2025-07-31T00:29:08Z","type":"stable","version":"v0.35.1"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.35.0","date":"2025-06-27T15:53:00Z","type":"stable","version":"v0.35.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.34.0","date":"2025-04-02T20:24:39Z","type":"stable","version":"v0.34.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.33.0","date":"2025-02-03T20:20:42Z","type":"stable","version":"v0.33.0"},{"url":"https://github.com/runatlantis/atlantis/releases/tag/v0.32.0","date":"2024-12-20T02:50:27Z","type":"stable","version":"v0.32.0"}]` | - |
| reliability.status_page | - | yes |
| security.scorecard | 7.4 | - |
| security.vulnerabilities | `{"count":4,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Frunatlantis%2Fatlantis&per_page=100","last_12m":2,"max_severity":"HIGH"}` | - |

## Capabilities (Infrastructure as Code Tools)

| Capability | Atlantis | Google Deployment Manager |
|---|:--:|:--:|
| **Core** |  |  |
| Paradigm | Declarative DSL | Declarative DSL |
| Language | HCL | YAML, JSON |
| **Portability** |  |  |
| Multicloud / cloud-agnostic | ✓ | ✗ |
| **Architecture** |  |  |
| State management | - | Vendor-managed |
| **Extensibility** |  |  |
| Pluggable provider ecosystem | ✓ | ✓ |
| **Governance** |  |  |
| Policy as code | ✓ | - |
| **Ops** |  |  |
| Drift detection | ✓ | - |
| GitOps continuous reconciliation | ✓ | - |
| **Deployment** |  |  |
| Managed SaaS offering | ✗ | ✓ |
| Hosting | Self-hosted only | Cloud only |
| **Adoption** |  |  |
| Import existing resources | - | - |
| **Licensing** |  |  |
| Open-source engine | ✓ | ✗ |
| **Ecosystem** |  |  |
| CNCF maturity | - | None |

*Source: Vioscale. Generated 2026-09-01T15:04:36.764Z. "-" = undocumented, not absent.*