Postman2OpenAPI

A Python module to convert Postman collections to OpenAPI (Swagger) format without any third-party dependencies.

Installation

pip install postman2openapi

Usage

from postman2openapi import PostmanToOpenAPIConverter, read_postman_collection, write_openapi_spec

# Read your Postman collection
collection_data = read_postman_collection("path/to/collection.json")

# Create converter instance
converter = PostmanToOpenAPIConverter()

# Convert to OpenAPI
openapi_spec = converter.parse_postman_collection(collection_data)

# Save as YAML (default) or JSON
write_openapi_spec(openapi_spec, "openapi_spec.yaml")  # For YAML
write_openapi_spec(openapi_spec, "openapi_spec.json", format="json")  # For JSON

Features

• Converts Postman collections to OpenAPI 3.0.0 specification
• Supports:
  • Basic request information (URL, method, description)
  • Query parameters
  • Request bodies (JSON and form-data)
  • Path parameters
  • Folder structure
• No third-party dependencies except PyYAML
• Outputs in both YAML and JSON formats

Development

To set up the development environment:

# Clone the repository
git clone https://github.com/Pulkit-Py/postman2openapi.git
cd postman2openapi

# Create a virtual environment
python -m venv venv
source venv/bin/activate  # On Windows: venv\Scripts\activate

# Install development dependencies
pip install -e ".[dev]"

# Run tests
pytest

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This project is licensed under the MIT License - see the LICENSE file for details.

Author

Created by Pulkit-Py

Connect with Me

• 🌐 Website: Py Digital Solution
• 💼 LinkedIn: Pulkit-Py
• 📸 Instagram: @pulkit.py
• 🐙 GitHub: @Pulkit-Py

Package Information

• Version: 1.0.0
• Last Updated: 2025-05-04
• Created: 2025-05-04
• PyPI: postman2openapi

Support

If you found this project helpful, consider:

• Giving it a ⭐ on GitHub
• Following me on social media
• Sharing it with others who might find it useful

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Made with ❤️ by Pulkit-Py From 🇮🇳 India