API Request Tester

API Request Tester is a lightweight browser-based tool for testing and debugging REST APIs directly from your browser.

Send GET, POST, PUT, PATCH, and DELETE requests, configure query parameters and headers, work with JSON request bodies, inspect responses, and manage your request history.

Features:

• GET, POST, PUT, PATCH, DELETE

• Query parameters

• Custom request headers

• JSON request body

• Response status, headers, and body

• Request history

• Saved requests

• Import & export history

• Responsive developer-friendly interface

• No backend or installation required

Everything runs directly in your browser, making it simple to test APIs without installing a separate desktop application.

What's included:

• Complete source code

• HTML, CSS, and JavaScript

• Ready-to-deploy project

• Easy to customize for your own workflow

License:

For personal or commercial use. You may customize the source code for your own projects. Redistribution or resale of the source code as a standalone product is not permitted.