JSON Formatter Pro
Auto-detect and format JSON in the browser with syntax highlighting, collapsible trees, search, and themes.
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JSON Formatter Pro automatically detects JSON responses in your browser and transforms them into a beautifully formatted, interactive view — right in the tab. No clicking. No copy-pasting into external tools. Just open any JSON API endpoint or .json file and it works instantly.
✦ FEATURES
▸ Auto-Detection
Automatically detects pages with application/json content type or raw JSON text. No manual activation needed — just navigate to a JSON URL and the formatter kicks in.
▸ Syntax Highlighting
Color-coded display for every data type: Keys (blue), Strings (green), Numbers (orange), Booleans (red), Null (gray italic).
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