Best Open-source Infrastructure as Code (IaC) tools

Explore curated open-source tools in the Infrastructure as Code (IaC) category. Compare technologies, see alternatives, and find the right solution for your workflow.

5 projects · Page 1 of 1

Atlantis

Automate Terraform pull‑request workflows with self‑hosted execution

Infrastructure as Code (IaC)

Stars: 8,967
License: Apache-2.0
Last commit: 17 days ago

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Pulumi

Write infrastructure with any language, deploy anywhere instantly

Infrastructure as Code (IaC)

Stars: 24,936
License: Apache-2.0
Last commit: 17 days ago

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Terragrunt

Scale Terraform and OpenTofu workflows with flexible orchestration

Infrastructure as Code (IaC)

Stars: 9,449
License: MIT
Last commit: 17 days ago

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Crossplane

Declarative, code‑free control plane for multicloud infrastructure

Infrastructure as Code (IaC)

Stars: 11,557
License: Apache-2.0
Last commit: 18 days ago

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OpenTofu

Declarative, safe, and efficient infrastructure management for any provider

Infrastructure as Code (IaC)

Stars: 28,291
License: MPL-2.0
Last commit: 18 days ago

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