API Testing Tool (React) 🚀

A lightweight web-based API testing tool built with React, inspired by Postman. This application allows developers to easily test REST APIs directly from the browser.

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📌 Overview

This project provides a simple and efficient interface to send HTTP requests, inspect responses, and debug APIs without needing external tools.

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✨ Features

• 🌐 Send HTTP requests (GET, POST, PUT, DELETE, PATCH)
• 🧾 Add custom headers and request body
• 📊 View formatted JSON responses
• ⏱️ Display response time and status codes
• 🔁 Easy request re-run functionality
• 🧪 Postman-like API testing experience
• 💻 Fully web-based (no installation required)
• ⚡ Fast and lightweight UI

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🎯 Feature Scope

This project is designed to cover essential API testing needs for developers and can be extended in future versions.

✔ Current Scope

• REST API request testing
• Header and payload configuration
• Response visualization (JSON format)
• Basic debugging tools (status, time, response data)
• Lightweight browser-based usage

🚀 Future Scope

• Save API requests locally (history)
• Import/Export collections (like Postman)
• Environment variables support
• Authentication helpers (JWT, OAuth)
• GraphQL support
• Team collaboration features
• Request scheduling and automation
• Dark/Light mode toggle

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🛠️ Tech Stack

• React (Frontend)
• Axios / Fetch API (HTTP requests)
• JavaScript (ES6+)
• CSS / Tailwind (UI styling depending on setup)

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🚀 Getting Started

Clone the repository

git clone https://github.com/sufiun27/API-Testing-Tool.git

Start Development Server

npm install
npm start

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📦 Build for Production

npm run build

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👨‍💻 Author

Developed By

Abu Sufiun
Backend Software Engineer
📍 Bangladesh

📧 Email: abusufiun27@gmail.com

🔗 GitHub: https://github.com/sufiun27
🔗 LinkedIn: https://linkedin.com/in/abu-sufiun