Back
OpenTofu vs Pulumi
Trust Score comparison · March 2026
Signal Comparison
600k+Downloads / mo400k / wk
250 commitsCommits (90d)300 commits
24k ★GitHub stars23k ★
300 q'sStack Overflow2k q's
GrowingCommunityGrowing
OpenTofuPulumi
Key Differences
| Factor | OpenTofu | Pulumi |
|---|---|---|
| License | MPL 2.0 | Apache 2.0 |
| Language | Go | TypeScript / Python |
| Hosted | Self-hosted | Self-hosted |
| Free tier | — | — |
| Open Source | ✓ Yes | ✓ Yes |
| TypeScript | — | ✓ |
Pick OpenTofu if…
- Existing Terraform users who want a truly open-source, community-governed IaC tool
- Avoiding HashiCorp's BSL license restrictions on Terraform 1.6+
- Teams that want the Terraform ecosystem with an open governance model
Pick Pulumi if…
- Teams who prefer TypeScript or Python over Terraform's HCL DSL
- Complex infrastructure with loops, conditionals, and shared logic hard to express in YAML
- Multi-cloud deployments where one codebase manages AWS, GCP, and Azure
Side-by-side Quick Start
OpenTofu
# Install OpenTofu
brew install opentofu
# main.tf (Terraform-compatible syntax)
resource "aws_s3_bucket" "example" {
bucket = "my-tf-test-bucket"
}
tofu init && tofu plan && tofu applyPulumi
import * as aws from '@pulumi/aws';
const bucket = new aws.s3.Bucket('my-bucket', {
acl: 'private',
tags: { Environment: 'production' },
});
export const bucketName = bucket.id;Community Verdict
Based on upvoted notes🏆
Pulumi wins this comparison
Trust Score 82 vs 78 · 4-point difference
Pulumi leads on Trust Score with stronger signal data across downloads and community health. That said, the other tool is worth considering if your use case matches its specific strengths above.