Practical guide

How to View a Postman Collection JSON in the Browser

Open a Postman collection JSON as a readable request list. Learn how to inspect endpoints, methods, headers, query params, request bodies, and generated cURL snippets.

Open Postman Collection Viewer

Quick answer

Use this guide when you want to inspect a Postman collection without importing it into another app. The viewer helps you browse endpoints, search requests, and copy useful request details.

Who this is for

  • Developers reviewing API collections
  • QA engineers checking endpoint coverage
  • Support teams reading shared Postman exports
  • Documentation writers extracting request details

What to remove or avoid

  • Nothing by default; this tool is a viewer, not a sanitizer
  • Manually avoid sharing collections that include real secrets
  • Use JSON Secret Redactor first if the collection contains tokens

What to keep visible

  • Folder structure
  • HTTP method, URL, headers, query params, variables, and request body
  • Generated cURL snippets for easier reuse
  • Readable request details in scrollable panels

Useful controls in the tool

  • Upload or paste a Postman collection JSON.
  • Search endpoints, URLs, and headers.
  • Select a request from the endpoint list.
  • Use fullscreen for long request bodies or generated snippets.
  • Export docs when you need a shareable summary.

Step-by-step

  1. 1Upload or paste the collection JSON.
  2. 2Search or browse folders to find a request.
  3. 3Review headers, query params, variables, and request body.
  4. 4Copy a cURL snippet if needed.
  5. 5Export documentation when you want a readable summary.

Example

Before:
{ "item": [{ "name": "Create payment", "request": { "method": "POST" } }] }

After:
POST Create payment
Headers, query params, request body, variables, and cURL preview are shown in a readable layout.

What to do after review

  • Do not share collections that include real credentials.
  • Use JSON redaction if secrets are present.
  • Review generated cURL before sending it to someone else.
Tip: The viewer is for understanding a collection quickly; sanitize separately when the collection includes real secrets.

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