Postman Collection Converter
Online Postman collection converter transforms Collection JSON into cURL, HAR, OpenAPI, and Markdown outputs for API debugging and documentation migration.
Postman Collection JSON
Output Format
Conversion Result
Please input Postman Collection JSON
Structure Stats
Total Requests
0
Folder Depth
0
Method Types
0
With Body
0
Detected Requests
No requests detected yet
Format Notes
- Generates executable cURL commands for fast terminal API checks.
- Builds HAR 1.2 structures for replay and performance tooling workflows.
- Creates baseline OpenAPI 3.0 specs for documentation migration.
- Produces readable Markdown API docs for review and collaboration.
Guide
Postman Collection Converter transforms collection JSON into common API formats so teams can reduce manual request rewriting and speed up delivery handoff.
Core Features
- Switch conversion instantly across cURL, HAR, OpenAPI, and Markdown.
- Extract nested requests while preserving method, URL, headers, and body.
- Copy converted output or download files for debugging and documentation.
- Show structure statistics to estimate collection size and request coverage.
How To Use
- Paste Postman Collection JSON or load the built-in sample.
- Choose a target format and review the real-time converted output.
- Copy the result or download it for the next workflow step.
- Check detected request list to validate conversion completeness.
Use Cases
- Generate runnable cURL scripts for integration debugging
- Migrate legacy Postman collections into OpenAPI specs
- Export HAR structures for regression replay pipelines
- Publish Markdown API docs for team collaboration
FAQ
- No requests detected: ensure item arrays contain request nodes.
- Incomplete OpenAPI paths: provide raw URL or host/path in collection.
- Missing request body: output includes raw, urlencoded, and formdata modes.
- Will data be uploaded: no, all parsing and conversion run locally.
Privacy
This tool does not upload your collection data. All parsing and conversion run locally in the browser.