JSON Formatter Pro

Beautiful JSON formatting with themes and export options

Transform raw JSON into beautifully formatted, easy-to-read data with syntax highlighting, collapsible trees, and powerful developer tools. 🎨 BEAUTIFUL FORMATTING • Syntax highlighting with 8 professional themes (Dark, Light, Monokai, Dracula, Solarized, GitHub, Nord, One Dark Pro) • Color-coded by data type (strings, numbers, booleans, null, URLs) • Collapsible/expandable nested objects and arrays • Clickable URLs with external link icons • Optional line numbers for reference ⚡ BLAZING FAST PERFORMANCE • Handles files up to 100MB+ without lag • Instant formatting on page load • Optimized for large API responses and data dumps 🔧 POWERFUL DEVELOPER TOOLS • Search with Ctrl+F - find keys or values instantly • Right-click context menu for quick actions: - Copy value - Copy JSON path - Copy key name • Export options: - Copy formatted JSON (Ctrl+C) - Copy minified JSON (Ctrl+Shift+C) - JavaScript object literal • One-click expand/collapse all nodes ⚙️ CUSTOMIZABLE SETTINGS • Choose from 8 carefully crafted themes • Adjust indentation (2 or 4 spaces) • Toggle line numbers on/off • Auto-detect system theme • Set maximum file size limit • Export/import your settings 🚀 INSTANT ACTIVATION • Automatically detects JSON pages • Works with API responses • Compatible with localhost development • Toggle between raw and formatted view with Ctrl+V • One-click reload for fresh data 💡 PERFECT FOR: • API development and testing • Debugging JSON responses • Exploring configuration files • Analyzing data structures • Learning JSON syntax • Reading API documentation 🔒 PRIVACY FIRST • All processing happens locally in your browser • No data sent to external servers • No tracking or analytics • Open source and transparent ⌨️ KEYBOARD SHORTCUTS • Ctrl+F - Open search • Ctrl+E - Expand all nodes • Ctrl+Shift+E - Collapse all nodes • Ctrl+V - Toggle raw/formatted view • Ctrl+C - Copy formatted JSON • Ctrl+Shift+C - Copy minified JSON Whether you're a developer working with APIs, a data analyst exploring datasets, or anyone who deals with JSON regularly, JSON Formatter Pro makes your work faster and more enjoyable. Install now and never squint at unformatted JSON again