JSON Developer Toolkit — Formatter, Validator & Minifier

JSON Developer Toolkit is a lightweight browser-based JSON utility built with HTML, CSS, and Vanilla JavaScript.

A ready-to-use developer tool for formatting, validating, minifying, searching, and working with JSON directly in your browser.

Features

• JSON Formatter
• JSON Validator
• JSON Minifier
• JSON Search
• Syntax Highlighting
• Line Numbers
• JSON Statistics
• Upload JSON Files
• Drag & Drop
• Download JSON
• Copy & Paste
• Keyboard Shortcuts
• Dark / Light Mode
• Responsive Design

Built With

• HTML5
• CSS3
• Vanilla JavaScript

What's Included

• Complete source code
• Documentation
• README
• License

Requirements

Modern web browser. No backend or package installation required.

License

Personal and educational use. Redistribution, resale, or re-uploading of the source code as another product is not permitted.