What is Postman Collection Generator?
Postman Collection Generator is a free online tool that creates Postman collections from OpenAPI/Swagger specifications. Convert API documentation into ready-to-use Postman collections with all endpoints, parameters, authentication, and examples configured automatically.
Built with modern web technologies, this tool processes specifications entirely in your browser, generating valid Postman Collection v2.1 format files without uploading your API documentation to external servers.
Why Use Postman Collection Generator?
This tool eliminates manual collection creation and accelerates API testing. Instantly generate complete Postman collections from OpenAPI specs, save hours of manual configuration, and ensure consistency between documentation and tests.
Perfect for API developers, QA engineers, DevOps teams, and technical writers who need to create Postman collections from API specifications, automate test generation, and maintain synchronized API documentation.
Common Use Cases
API Testing Setup: Convert OpenAPI specifications to Postman collections for immediate API testing without manual endpoint configuration.
Documentation to Tests: Transform API documentation into executable test collections, ensuring tests match specifications.
Team Collaboration: Generate standardized Postman collections from specs to share with team members for consistent API testing.
CI/CD Integration: Create Postman collections for automated testing pipelines, enabling API validation in continuous integration workflows.
How to Use Postman Collection Generator
Upload or paste your OpenAPI/Swagger specification (JSON or YAML format). The tool automatically parses endpoints, parameters, schemas, and authentication configurations.
Click 'Generate Collection' to create a Postman collection. Download the generated JSON file and import it directly into Postman to start testing your API endpoints immediately.