Lens - Advanced JSON Viewer

Auto-formats and enhances JSON in your browser with advanced search, themes, data pinning, and robust large file support.

Lens instantly transforms confusing data into a beautiful, organized, and interactive format right in your browser. Whether you're debugging an API response, inspecting a local file, or working with a pasted snippet, Lens makes your workflow smoother and faster with zero setup. Why You'll Love Lens: ✨ Effortless Navigation Instantly view your data in a clean, collapsible tree. Need the original? Switch to the raw text view with a single click. 🔍 Powerful Search Find exactly what you need. Our smart search handles multiple keywords, "exact phrases," and lets you target just keys or values. 📎 Pin Important Data Keep essential fields in sight. Pin any key to the top of the view for quick reference, which is perfect for comparing different files. 🎨 Themes & Dark Mode Work comfortably day or night with a gorgeous dark mode and 7 other themes to match your style. 📥 Import From Anywhere Load JSON from a URL, your clipboard, or a local file. You can even start from scratch with a blank canvas or open multiple files side-by-side to compare them. 🚀 Zero Setup & Super Fast It just works. Lens automatically runs on any JSON page without any configuration. It's lightweight, works completely offline, and respects your privacy—no tracking, ever. Lens is the simple, beautiful, and powerful tool you've been missing. Give your eyes a break and supercharge your workflow!