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AWS CDK vs Pulumi
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | AWS CDK | Pulumi |
|---|---|---|
| Language | TypeScript | Go |
| Licence | Apache-2.0 | Apache-2.0 |
| Stars | 13k | 26k |
| Latest | v2.276.0 | v3.274.1 |
| Last push | 2026-11-11 | 2026-11-11 |
| Release cadence | about 10 days between releases | about 4 days between releases |
| Active contributors | 95 commit authors on the default branch in the last 90 days | 43+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace AWS CloudFormation. Alternatives to AWS CloudFormation →
PartialAWS CDKDefines AWS resources in TypeScript, Python, Java or C#, then synthesizes CloudFormation templates and deploys through it.
Full replacementPulumiInfrastructure as code in TypeScript, Python, Go or C#, for AWS and other clouds.
Both replace Terraform. Alternatives to Terraform →
PartialAWS CDKInfrastructure in general-purpose languages, for AWS only.
Full replacementPulumiInfrastructure in general-purpose languages instead of HCL.
AWS CDK
- v2.276.02026-11-10L1 resources are automatically generated from public CloudFormation Resource Schemas. They are built to closely reflect…
- v2.275.02026-10-26L1 resources are automatically generated from public CloudFormation Resource Schemas. They are built to closely reflect…
- v2.274.02026-10-20L1 resources are automatically generated from public CloudFormation Resource Schemas. They are built to closely reflect…
- v2.273.02026-10-08L1 resources are automatically generated from public CloudFormation Resource Schemas. They are built to closely reflect…
- v2.272.02026-09-30L1 resources are automatically generated from public CloudFormation Resource Schemas. They are built to closely reflect…
Pulumi
- v3.274.12026-11-05[cli/policy] Add experimental pulumi policy exception new, list, get and remove commands to manage policy exceptions in…
- v3.274.02026-11-04[cli/policy] Add pulumi policy get to show a policy pack's policies #25297
- v3.273.02026-10-28[auto] Add up to the generated automation APIs for NodeJS, Python and Go #25055
- v3.272.02026-10-22[cli/display] Collapse policy violations that an exception exempts under Policies: into one line per policy, and add --…
- v3.271.02026-10-21[engine] Add an id field to ReadResourceResponse so providers can return a resolved id that differs from the one suppli…
AWS CDK
✓ signed The latest release, v2.276.0, carries a signature GitHub verified.
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Pulumi
✓ signed The latest release, v3.274.1, carries a signature GitHub verified.
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