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Best Alternatives to Pulumi
4 options ranked by Trust Score · April 2026
About Pulumi
Infrastructure as Code using real programming languages — define cloud resources in TypeScript, Python, or Go instead of YAML or HCL.
TypeScriptPythonOpen SourceIaC
Top Pulumi Alternatives
Terraform
Trust Score 84 · Good
84
The leading infrastructure-as-code tool. Terraform lets you define cloud infrastructure across AWS, GCP, Azure, and 1000+ providers in declarative HCL and manage it with a consistent plan/apply workflow.
HCLOpen SourceCLI
Free tierView profile
ArgoCD
Trust Score 81 · Good
81
Declarative GitOps continuous delivery for Kubernetes — sync cluster state from Git repositories with a rich UI and RBAC.
GoOpen SourceGitOps
Free tierView profile
OpenTofu
Trust Score 78 · Good
78
The open-source Terraform fork maintained by the Linux Foundation — fully compatible with existing Terraform configs and providers.
GoOpen SourceIaC
Free tierView profile
GitHub Actions
Trust Score 50 · Caution
50
The dominant CI/CD platform, natively integrated with GitHub. Define workflows in YAML to build, test, and deploy on every push or PR. Free for public repos, generous free minutes for private ones.
YAMLCI/CDSaaS
Free tierView profile
Side-by-side comparisons
Not sure which to pick?
Trust Scores are calculated weekly from real-world signals — npm/PyPI downloads, GitHub commits, stars, and Stack Overflow activity. Higher is more actively maintained and widely adopted.
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