API & OpenAPI utility

OpenAPI Deprecated API Finder

Find operations, parameters, and component schemas marked deprecated.

● This tool runs entirely in your browser. Your input is never uploaded to our servers.

OpenAPI YAML or JSON

Output

Your result will appear here…

How to use OpenAPI Deprecated API Finder

Paste an OpenAPI document.
Select Find Deprecated to list marked operations and schemas.
Plan replacements and removal dates with your API consumers.

Example

Input:

openapi: 3.0.3
info:
  title: Example API
  version: 1.0.0
paths:
  /legacy:
    get:
      deprecated: true
      responses:
        '200':
          description: Legacy response

Output:

Deprecated operation: GET /legacy

Use cases

Prepare an API deprecation inventory.
Find marked operations before a major release.
Review deprecated schemas and parameters.

About this tool

Find operations, parameters, and component schemas marked deprecated. Processing happens locally in your browser, so your input is not sent to a server or included in analytics.

Frequently asked questions

Does this infer deprecation from descriptions?

No. It reports items explicitly marked with deprecated: true.

Are callbacks and webhooks scanned?

This version checks path operations, operation parameters, and component schemas only.

Is the document sent anywhere?

No. Scanning is local to your browser.