AWS CloudFormation vs OpenTofu(2026)
AWS CloudFormation is better for teams that need free to use. OpenTofu is the stronger choice if truly open source. AWS CloudFormation is free (from $0) and OpenTofu is open-source (from $0).
Full feature breakdown, pricing details, and pros & cons below.
By Bikram Nath
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AWS CloudFormation
AWS CloudFormation is Amazon's native IaC service — define AWS resources in JSON or YAML templates and CloudFormation handles provisioning, updating, and deleting with drift detection.
Starting at $0
Visit AWS CloudFormationOpenTofu
OpenTofu is the Linux Foundation's truly open-source fork of Terraform — created after HashiCorp changed Terraform's license to BSL, offering full Terraform compatibility under MPL 2.0.
Starting at $0
Visit OpenTofuHow Do AWS CloudFormation and OpenTofu Compare on Features?
| Feature | AWS CloudFormation | OpenTofu |
|---|---|---|
| Pricing model | free | open-source |
| Starting price | $0 | $0 |
| JSON + YAML templates | ✓ | — |
| AWS-native | ✓ | — |
| Drift detection | ✓ | — |
| Rollback on failure | ✓ | — |
| StackSets (multi-account) | ✓ | — |
| Change sets | ✓ | — |
| CDK backend | ✓ | — |
| Terraform-compatible (HCL) | — | ✓ |
| MPL 2.0 license | — | ✓ |
| State encryption | — | ✓ |
| Provider compatibility | — | ✓ |
| Linux Foundation governance | — | ✓ |
| Growing community | — | ✓ |
| Module registry | — | ✓ |
AWS CloudFormation Pros and Cons vs OpenTofu
AWS CloudFormation
OpenTofu
Should You Use AWS CloudFormation or OpenTofu?
For most teams, AWS CloudFormation is the better default: it offers free to use and is free (from $0). Choose OpenTofu instead if truly open source matters more than aws only. There is no universal winner — the right pick depends on your budget, team size, and whether you value free to use or truly open source more.
Choose AWS CloudFormation if…
- •Free to use
- •AWS-native (no state file)
- •Deep AWS integration
Choose OpenTofu if…
- •Truly open source
- •Drop-in Terraform replacement
- •Linux Foundation backing