JSON Formatter Everywhere

Automatically formats JSON responses in any tab, not just raw JSON pages.

Formatter/beautify messy JSON into beautiful, readable code instantly on any website, not just raw JSON pages. Tired of squinting at unformatted JSON responses? JSON Formatter Everywhere automatically detects and formats JSON content wherever you encounter it, making API debugging, data analysis, and code review effortless. Key Features: • Automatic JSON Formatting - Detects and formats JSON on any webpage automatically, including API responses, embedded code blocks, and raw JSON pages • Smart Detection - Works with full-page JSON responses and inline JSON snippets in <pre> and <code> blocks • Paste & Format Tool - Built-in JSON beautifier in the popup. Paste any JSON and get perfectly formatted output instantly • Full-Screen Preview - Open formatted JSON in a dedicated full-screen view with line break controls and JSON statistics • Per-Site Controls - Enable or disable formatting for specific websites. Perfect for sites where you prefer raw JSON • Dark & Light Themes - Dark mode by default with a toggle to switch to light mode • One-Click Copy - Copy formatted JSON with a single click. No more manual selection or formatting • Zero Data Transmission - All processing happens locally in your browser. No data sent to external servers Perfect For: • Developers debugging API responses and inspecting JSON payloads • API Testers reviewing API responses in browser DevTools or network tabs • Data Analysts working with JSON datasets and API endpoints • QA Engineers validating API responses and data structures • Students learning JSON structure and API integration How It Works: Install the extension (no configuration needed) Navigate to any page with JSON content JSON is automatically detected and beautifully formatted Use the popup to paste JSON manually or adjust settings Toggle formatting on/off per site as needed Privacy & Security: • 100% Local Processing - All JSON formatting happens in your browser • No Data Collection - We don't collect, store, or transmit any data • No Tracking - Zero analytics, zero tracking, zero external requests • Minimal Permissions - Only requests access to read page content for JSON detection. • Open & Transparent - Your data stays on your device Technical Details: • Works with HTTP, HTTPS, and local file protocols • Supports JSON objects and arrays • Handles large JSON files (up to 2MB in manual paste mode) • Compatible with all modern websites and API endpoints • Lightweight and fast - minimal performance impact Pro Tips: • Use the full-screen preview for large JSON files and quick stats • Toggle line breaks in preview mode for better readability • Disable formatting on specific sites if you prefer raw JSON • Use the paste tool for quick JSON formatting without navigating to a page Updates & Support: We continuously improve JSON Formatter Everywhere based on user feedback. If you encounter any issues or have suggestions, please reach out through the extension's feedback channels. Install now and make JSON readable everywhere!