# OpenTofu vs Terragrunt

| Attribute | OpenTofu | Terragrunt |
|---|---|---|
| **Vioscale score** | 68.6 (45% (low)) | 65.2 (38% (low)) |
| activity.commits_last_30d | 95 | 100 |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 29,933 | 9,807 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A community-driven infrastructure-as-code platform maintained under the Linux Foundation that enables declarative management of cloud resources. It serves as a compatible alternative to Terraform, preserving existing configurations and workflows while providing access to thousands of providers and reusable infrastructure modules. | An open-source orchestrator that streamlines Infrastructure as Code management for Terraform and OpenTofu. Includes free managed CI/CD capabilities to automate and accelerate infrastructure deployment pipelines. |
| features.capabilities | `{"hosting":"self","language":"HCL","paradigm":"declarative_dsl","multicloud":true,"drift_detection":true,"import_existing":true,"state_management":"self_managed","open_source_engine":true,"provider_ecosystem":true,"gitops_reconciliation":true}` | `{"hosting":"self","language":"Go","paradigm":"declarative_dsl","multicloud":true,"state_management":"self_managed","open_source_engine":true,"provider_ecosystem":true,"gitops_reconciliation":true,"managed_saas_offering":true}` |
| integrations.count | 3,900 | 2 |
| integrations.list | `[{"name":"AWS"},{"name":"Cloudflare"},{"name":"GitHub"},{"name":"Terraform Cloud"},{"name":"Terraform Enterprise"},{"name":"Scalr"},{"name":"Spacelift"},{"name":"env0"},{"name":"Digger"},{"name":"Terrateam"},{"name":"Qovery"},{"name":"Argonaut"},{"name":"Finisterra"},{"name":"AutoCloud"}]` | `[{"name":"OpenTofu"},{"name":"Terraform"},{"name":"AWS"}]` |
| language.primary | Go | Go |
| license.spdx | MPL-2.0 | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","summary":"Free and open source (MPL-2.0 license)","freeTier":true,"sourceUrl":"https://opentofu.org/docs/v1.10/cli/commands/plan/","retrievedAt":"2026-08-14T21:32:43.822Z"}` | `{"type":"hybrid","plans":[{"free":true,"name":"Open Source","description":"Free open-source version for up to 25 infrastructure units","contactSales":false},{"free":false,"name":"Terragrunt Scale","description":"Managed cloud platform with unlimited runs and resources","contactSales":true}],"summary":"Free open source; managed Terragrunt Scale offering available","freeTier":true,"sourceUrl":"https://terragrunt.gruntwork.io","retrievedAt":"2026-08-01T15:23:22.953Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | free |
| pricing.transparent | yes | no |
| release.cadence_days | 4 | 7 |
| release.history | `[{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.6","date":"2026-08-19T11:40:07Z","type":"stable","version":"v1.12.6"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.14","date":"2026-08-19T11:39:12Z","type":"stable","version":"v1.11.14"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.5","date":"2026-07-21T11:39:19Z","type":"stable","version":"v1.12.5"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.13","date":"2026-07-21T11:39:02Z","type":"stable","version":"v1.11.13"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.4","date":"2026-07-13T16:07:42Z","type":"stable","version":"v1.12.4"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.12","date":"2026-07-13T16:07:11Z","type":"stable","version":"v1.11.12"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.11","date":"2026-06-23T13:24:06Z","type":"stable","version":"v1.11.11"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.3","date":"2026-06-18T15:03:59Z","type":"stable","version":"v1.12.3"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.10","date":"2026-06-18T15:03:51Z","type":"stable","version":"v1.11.10"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.2","date":"2026-06-12T15:26:49Z","type":"stable","version":"v1.12.2"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.9","date":"2026-06-12T16:11:30Z","type":"stable","version":"v1.11.9"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.1","date":"2026-05-27T10:44:28Z","type":"stable","version":"v1.12.1"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.0","date":"2026-05-14T11:57:20Z","type":"stable","version":"v1.12.0"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.8","date":"2026-05-14T09:47:13Z","type":"stable","version":"v1.11.8"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.7","date":"2026-05-11T12:16:08Z","type":"stable","version":"v1.11.7"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.10.10","date":"2026-05-11T11:29:11Z","type":"stable","version":"v1.10.10"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.0-rc1","date":"2026-04-29T19:56:42Z","type":"prerelease","version":"v1.12.0-rc1"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.0-beta1","date":"2026-04-08T14:54:54Z","type":"prerelease","version":"v1.12.0-beta1"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.6","date":"2026-04-08T11:48:19Z","type":"stable","version":"v1.11.6"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.5","date":"2026-02-12T15:43:04Z","type":"stable","version":"v1.11.5"}]` | `[{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.3","date":"2026-08-13T14:48:22Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.2","date":"2026-07-29T18:24:33Z","type":"stable","version":"v1.1.2"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.1","date":"2026-07-14T14:31:42Z","type":"stable","version":"v1.1.1"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.0","date":"2026-07-01T08:49:32Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.0-rc3","date":"2026-06-26T14:28:21Z","type":"prerelease","version":"v1.1.0-rc3"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.0-rc2","date":"2026-06-17T17:27:36Z","type":"prerelease","version":"v1.1.0-rc2"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.1.0-rc1","date":"2026-06-12T14:58:51Z","type":"prerelease","version":"v1.1.0-rc1"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.8","date":"2026-06-10T19:50:18Z","type":"stable","version":"v1.0.8"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.7","date":"2026-06-01T14:54:21Z","type":"stable","version":"v1.0.7"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.6","date":"2026-05-25T12:21:11Z","type":"stable","version":"v1.0.6"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.5","date":"2026-05-18T17:06:31Z","type":"stable","version":"v1.0.5"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.4","date":"2026-05-07T13:54:38Z","type":"stable","version":"v1.0.4"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.3","date":"2026-04-27T14:17:59Z","type":"stable","version":"v1.0.3"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.2","date":"2026-04-21T12:24:34Z","type":"stable","version":"v1.0.2"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.1","date":"2026-04-13T14:16:32Z","type":"stable","version":"v1.0.1"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/alpha-2026040801","date":"2026-04-08T12:59:17Z","type":"prerelease","version":"alpha-2026040801"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v1.0.0","date":"2026-03-30T18:05:30Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/v0.99.5","date":"2026-03-26T13:36:17Z","type":"stable","version":"v0.99.5"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/alpha-2026032001","date":"2026-03-20T20:20:44Z","type":"prerelease","version":"alpha-2026032001"},{"url":"https://github.com/gruntwork-io/terragrunt/releases/tag/alpha-2026031901","date":"2026-03-19T09:00:42Z","type":"prerelease","version":"alpha-2026031901"}]` |
| reliability.status_page | yes | - |
| security.gdpr | yes | - |
| security.scorecard | - | 7.2 |
| security.vulnerabilities | `{"count":9,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopentofu%2Fopentofu&per_page=100","last_12m":8,"max_severity":"HIGH"}` | - |

## Capabilities (Infrastructure as Code Tools)

| Capability | OpenTofu | Terragrunt |
|---|:--:|:--:|
| **Core** |  |  |
| Paradigm | Declarative DSL | Declarative DSL |
| Language | HCL | Go |
| **Portability** |  |  |
| Multicloud / cloud-agnostic | ✓ | ✓ |
| **Architecture** |  |  |
| State management | Self-managed | Self-managed |
| **Extensibility** |  |  |
| Pluggable provider ecosystem | ✓ | ✓ |
| **Governance** |  |  |
| Policy as code | - | - |
| **Ops** |  |  |
| Drift detection | ✓ | - |
| GitOps continuous reconciliation | ✓ | ✓ |
| **Deployment** |  |  |
| Managed SaaS offering | - | ✓ |
| Hosting | Self-hosted only | Self-hosted only |
| **Adoption** |  |  |
| Import existing resources | ✓ | - |
| **Licensing** |  |  |
| Open-source engine | ✓ | ✓ |
| **Ecosystem** |  |  |
| CNCF maturity | - | - |

*Source: Vioscale. Generated 2026-09-01T16:34:13.338Z. "-" = undocumented, not absent.*