# OpenTofu vs SST

| Attribute | OpenTofu | SST |
|---|---|---|
| **vioscaleAI score** | 59.5 (33% (low)) | 51.5 (55% (medium)) |
| activity.commits_last_30d | 100 | 1 |
| adoption.dependent_repos | 0 | 0 |
| adoption.github_stars | 30,387 | 26,353 |
| adoption.package_downloads_weekly | - | 1,193,915 |
| content.faq | `[{"answer":"OpenTofu is a community-driven tool for provisioning and managing infrastructure across multiple cloud providers. It provides execution planning before changes are applied and manages infrastructure state with built-in encryption support. It is indexed under Infrastructure as Code Tools.","source":"https://opentofu.org/docs/v1.11/cli/commands/plan/","question":"What is OpenTofu?","confidence":0.6},{"answer":"OpenTofu is open source, so it can be self-hosted and used at no licence cost. It is released under the MPL-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://opentofu.org/docs/v1.10/cli/commands/plan/","question":"Is OpenTofu free to use?","confidence":0.6},{"answer":"OpenTofu supports Windows, macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://opentofu.org/docs/v1.11/cli/commands/plan/","question":"What platforms does OpenTofu support?","confidence":0.6},{"answer":"Yes. OpenTofu can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://opentofu.org/docs/v1.11/cli/commands/plan/","question":"Can OpenTofu be self-hosted?","confidence":0.6},{"answer":"We have confirmed 14 integrations for OpenTofu, including AWS, Cloudflare, GitHub, Terraform Cloud, Terraform Enterprise, Scalr, Spacelift and env0, plus 6 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://opentofu.org/docs/v1.10/cli/commands/plan/","question":"What does OpenTofu integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for OpenTofu. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as OpenTofu not holding them. Always confirm compliance directly before you rely on it.","source":"https://opentofu.org/privacy/","question":"What security certifications does OpenTofu have?","confidence":0.7},{"answer":"Yes. OpenTofu is published under the MPL-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/opentofu/opentofu","question":"Is OpenTofu open source?","confidence":0.95}]` | `[{"answer":"A framework that defines and deploys complete applications with a single TypeScript config file, automating infrastructure setup for databases, APIs, web servers, and cloud services. It is indexed under Infrastructure as Code Tools.","source":"https://sst.dev","question":"What is SST?","confidence":0.6},{"answer":"SST is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://sst.dev","question":"Is SST free to use?","confidence":0.6},{"answer":"SST supports Windows and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://sst.dev","question":"What platforms does SST support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for SST, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://sst.dev","question":"Can SST be self-hosted?","confidence":0.6},{"answer":"We have confirmed 14 integrations for SST, including AWS Lambda, AWS API Gateway, AWS RDS Aurora, AWS ElastiCache Redis, AWS ECS Fargate, AWS CloudFront, AWS SES and AWS Cognito, plus 6 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://sst.dev","question":"What does SST integrate with?","confidence":0.6},{"answer":"Yes. SST is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/sst/sst","question":"Is SST open source?","confidence":0.99}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true}` |
| description.long | An open-source platform for declaratively defining and managing cloud infrastructure through configuration language, supporting multi-cloud deployments with built-in state management and execution planning. | A framework that defines and deploys complete applications with a single TypeScript config file, automating infrastructure setup for databases, APIs, web servers, and cloud services. |
| features.capabilities | `{"hosting":"self","language":"HCL","paradigm":"declarative_dsl","multicloud":true,"policy_as_code":false,"drift_detection":true,"import_existing":true,"state_management":"self_managed","open_source_engine":true,"provider_ecosystem":true,"gitops_reconciliation":true,"managed_saas_offering":false}` | `{"hosting":"cloud","language":"TypeScript","paradigm":"declarative_dsl","multicloud":false,"policy_as_code":false,"drift_detection":false,"import_existing":true,"state_management":"vendor_managed","open_source_engine":true,"provider_ecosystem":true,"gitops_reconciliation":false,"managed_saas_offering":true}` |
| integrations.count | 3,900 | 14 |
| 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":"AWS Lambda"},{"name":"AWS API Gateway"},{"name":"AWS RDS Aurora"},{"name":"AWS ElastiCache Redis"},{"name":"AWS ECS Fargate"},{"name":"AWS CloudFront"},{"name":"AWS SES"},{"name":"AWS Cognito"},{"name":"PlanetScale"},{"name":"Cloudflare"},{"name":"Next.js"},{"name":"Astro"},{"name":"Rails"},{"name":"Hono"}]` |
| language.primary | Go | TypeScript |
| license.spdx | MPL-2.0 | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true,"web":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":"open_source","sourceUrl":"https://sst.dev","retrievedAt":"2026-08-14T16:34:53.986Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 4 | 1 |
| release.history | `[{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.13.1","date":"2026-10-01T17:15:15Z","type":"stable","version":"v1.13.1"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.12.7","date":"2026-10-01T18:40:21Z","type":"stable","version":"v1.12.7"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.13.0","date":"2026-09-30T13:57:49Z","type":"stable","version":"v1.13.0"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.13.0-rc1","date":"2026-09-17T15:24:48Z","type":"prerelease","version":"v1.13.0-rc1"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.13.0-beta1","date":"2026-08-27T18:01:40Z","type":"prerelease","version":"v1.13.0-beta1"},{"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/anomalyco/sst/releases/tag/v4.17.2","date":"2026-10-08T15:14:15Z","type":"stable","version":"v4.17.2"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.17.1","date":"2026-07-12T20:18:13Z","type":"stable","version":"v4.17.1"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.17.0","date":"2026-06-26T07:53:11Z","type":"stable","version":"v4.17.0"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.16.0","date":"2026-06-24T12:25:37Z","type":"stable","version":"v4.16.0"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.15.2","date":"2026-05-29T11:35:01Z","type":"stable","version":"v4.15.2"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.15.1","date":"2026-05-29T11:20:53Z","type":"stable","version":"v4.15.1"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.15.0","date":"2026-05-29T09:14:50Z","type":"stable","version":"v4.15.0"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.14.3","date":"2026-05-20T13:48:34Z","type":"stable","version":"v4.14.3"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.14.2","date":"2026-05-20T12:42:24Z","type":"stable","version":"v4.14.2"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.14.1","date":"2026-05-12T16:53:03Z","type":"stable","version":"v4.14.1"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.14.0","date":"2026-05-12T15:40:06Z","type":"stable","version":"v4.14.0"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.13.2","date":"2026-05-12T14:48:46Z","type":"stable","version":"v4.13.2"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.13.1","date":"2026-05-05T17:48:10Z","type":"stable","version":"v4.13.1"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.13.0","date":"2026-05-04T20:10:33Z","type":"stable","version":"v4.13.0"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.12.11","date":"2026-05-01T12:55:34Z","type":"stable","version":"v4.12.11"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.12.10","date":"2026-04-29T17:41:30Z","type":"stable","version":"v4.12.10"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.12.9","date":"2026-04-29T12:39:52Z","type":"stable","version":"v4.12.9"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.12.8","date":"2026-04-29T12:03:47Z","type":"stable","version":"v4.12.8"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.12.7","date":"2026-04-29T10:58:39Z","type":"stable","version":"v4.12.7"},{"url":"https://github.com/anomalyco/sst/releases/tag/v4.12.6","date":"2026-04-29T10:07:23Z","type":"stable","version":"v4.12.6"}]` |
| reliability.status_page | yes | - |
| security.gdpr | yes | - |
| 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"}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40risekit.io%2Fsst&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Infrastructure as Code Tools)

| Capability | OpenTofu | SST |
|---|:--:|:--:|
| **Core** |  |  |
| Paradigm | Declarative DSL | Declarative DSL |
| Language | HCL | TypeScript |
| **Portability** |  |  |
| Multicloud / cloud-agnostic | ✓ | ✗ |
| **Architecture** |  |  |
| State management | Self-managed | 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 | - | - |

*Source: vioscaleAI. Generated 2026-10-15T23:31:17.817Z. "-" = undocumented, not absent.*