Convert Terraform HCL to Pulumi Online Free
Transform Terraform HCL infrastructure code into Pulumi configurations instantly in your browser. No server upload, no signup, no limits.
By ChangeThisFile Team · Last updated: March 2026
ChangeThisFile converts your Terraform HCL configurations to Pulumi YAML, TypeScript, or Python directly in your browser. Pulumi's programming language integration enables type safety, unit testing, and familiar developer workflows for infrastructure-as-code. Your infrastructure code stays on your device for complete privacy. Free, instant, no signup.
Convert Terraform to Pulumi
Drop your Terraform file here to convert it instantly
Drag & drop your .terraform file here, or click to browse
Convert to Pulumi instantly
Terraform vs Pulumi: Format Comparison
Key differences between the two formats
| Feature | Terraform | Pulumi |
|---|---|---|
| Configuration language | HCL (HashiCorp Configuration Language) | TypeScript, Python, Go, C#, YAML, or Java |
| Programming model | Declarative DSL with limited logic | Full programming languages with loops, conditionals, functions |
| Testing capabilities | Limited testing with terraform validate and plan | Unit tests, property-based testing, integration tests |
| Type safety | Basic validation through provider schemas | Full compile-time type checking (TypeScript, Go, C#) |
| State management | Terraform state files (.tfstate) | Pulumi state files with optional encryption |
| Policy as code | Sentinel (enterprise) or OPA with external tools | CrossGuard with native policy expressions |
| IDE support | HCL syntax highlighting and basic autocomplete | Full IntelliSense, debugging, refactoring tools |
| Secret management | External secret stores or marked sensitive values | Built-in secret encryption and automatic handling |
When to Convert
Common scenarios where this conversion is useful
Programming language integration for development teams
Convert Terraform to Pulumi when teams want to use familiar languages like TypeScript or Python for infrastructure, enabling better collaboration between platform and application developers.
Infrastructure testing and validation
Migrate from Terraform to Pulumi to implement comprehensive unit tests, property-based testing, and CI/CD integration for infrastructure code quality assurance.
Complex logic and dynamic resource creation
Convert Terraform configurations to Pulumi when infrastructure requires complex loops, conditionals, or dynamic resource creation that's difficult to express in HCL.
Type-safe infrastructure development
Migrate to Pulumi for compile-time type checking, IntelliSense support, and reduced runtime errors through static analysis in TypeScript, Go, or C# environments.
Who Uses This Conversion
Tailored guidance for different workflows
Platform Engineers
- Convert Terraform configurations to Pulumi when building developer-friendly infrastructure platforms with type safety and testing
- Migrate from Terraform to Pulumi to implement infrastructure unit tests and policy-as-code governance
DevOps Engineers
- Convert Terraform to Pulumi when teams want to use familiar programming languages for infrastructure automation
- Migrate to Pulumi for better IDE support, debugging capabilities, and integration with application development workflows
Software Developers
- Convert Terraform infrastructure to Pulumi when application teams want to manage infrastructure using TypeScript, Python, or other familiar languages
- Migrate from Terraform to Pulumi for infrastructure that requires complex logic, loops, and conditionals difficult to express in HCL
How to Convert Terraform to Pulumi
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1
Upload your Terraform configuration
Drag and drop your .tf files onto the converter, or click to browse your Terraform configuration files. Both individual files and multi-file configurations are supported.
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2
Choose your Pulumi language
Select your preferred output format: YAML for simplicity, TypeScript for type safety, or Python for data science teams. The conversion preserves resource relationships and dependencies.
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3
Download the Pulumi configuration
Click Download to save your converted Pulumi files. The output follows Pulumi best practices with proper resource naming, type annotations, and project structure.
Frequently Asked Questions
The converter handles most Terraform resources, variables, outputs, and data sources. However, complex HCL expressions, custom providers, and advanced Terraform features may require manual adjustment in the resulting Pulumi configuration.
Basic module structures are converted, but Pulumi's component model differs from Terraform modules. You may need to refactor the converted code to take advantage of Pulumi's object-oriented component architecture.
Terraform variables are converted to Pulumi configuration values or TypeScript/Python variables depending on your chosen output language. Complex variable validation rules may need manual adjustment.
No. The entire conversion happens in your browser using JavaScript. Your Terraform configurations never leave your device, making it safe for sensitive infrastructure code and secrets.
The converter focuses on configuration files, not state. After conversion, you'll need to use 'pulumi import' commands to bring existing infrastructure under Pulumi management without recreating resources.
Yes, common providers like AWS, Azure, and GCP are mapped to their Pulumi equivalents. The converter adds appropriate provider imports and configurations, though you may need to adjust provider versions.
Common Terraform functions like concat, lookup, and length are converted to equivalent expressions in your chosen Pulumi language. Complex interpolation may require manual refactoring using native language features.
Basic count and for_each patterns are converted to appropriate loops or array operations in your target language. Complex dynamic blocks may need manual refactoring using Pulumi's native iteration capabilities.
Terraform workspace logic is noted in the output, but Pulumi uses stacks instead of workspaces. You'll need to manually organize the converted code into appropriate Pulumi stacks for different environments.
Terraform outputs are converted to Pulumi stack exports, and resource dependencies are preserved through proper object references in the target language. Complex depends_on relationships are maintained.
After conversion, run 'pulumi preview' to review the proposed changes. Use 'pulumi import' for existing resources and 'pulumi up' to deploy. Consider adding unit tests and type annotations for better maintainability.
Yes, completely free with no limits on configuration size or number of conversions. No account required.
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