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Description
Beautiful JSON formatter with syntax highlighting, collapsible tree, and dark mode. Open-source alternative with pro features. JSON Lens transforms raw JSON responses into a clean, readable tree view instantly, directly in your browser. Built for developers, API debugging, backend testing, and anyone who works with JSON every day. FREE FEATURES • Beautiful syntax highlighting for keys, strings, numbers, booleans, null values, and URLs • Collapsible and expandable JSON tree • Line numbers for easier navigation in large JSON documents • Search across keys and values, free for the first 500 lines • Click any key to copy its full JSON path, such as $.users[0].email • Copy formatted JSON with one click • Toggle between formatted tree view and raw JSON • File size and top-level item count indicator • URL detection in string values • Light and dark themes • Configurable font size • Works on raw JSON responses from APIs, backend services, GitHub API, JSONPlaceholder, and more PRO FEATURES — $9.99 ONE-TIME Pay once. Use forever. • Unlimited full-document search • Export formatted JSON as .json • Export flat arrays of objects as .csv • Automatic schema detection panel • Recursive Collapse All / Expand All • Additional themes: Solarized, Monokai, and High Contrast • No large-file preview limit PRIVACY FIRST JSON Lens processes JSON locally in your browser. Your JSON content is never uploaded, tracked, logged, or sent to any server. The extension only contacts ExtensionPay to verify Pro payment status. No ads. No analytics. No tracking.