About MapJSON

Welcome to MapJSON, a suite of free, privacy-focused online tools designed specifically for developers. Our mission is to provide simple, fast, and secure utilities for common JSON manipulation tasks without the bloat or security risks of server-side processing.

Why MapJSON?

• 100% Client-Side: All transformations happen directly in your browser. Your data never leaves your device and is never sent to our servers.
• Fast & Responsive: Built with modern web technologies for instant feedback.
• Developer Focused: Clean interfaces without distracting ads or popups.