Transform messy JSON and XML into beautiful, searchable, interactive displays
The Chrome extension that makes working with APIs a joy. Trusted by 10,000+ developers worldwide.
Every developer knows the pain of squinting at minified JSON responses. We built the solution.
{"users":[{"id":1,"name":"John Doe","email":"john@example.com","preferences":{"theme":"dark","notifications":true,"language":"en"},"lastLogin":"2024-01-15T10:30:00Z","roles":["admin","developer"],"metadata":{"createdAt":"2023-06-01T09:00:00Z","updatedAt":"2024-01-15T10:30:00Z","loginCount":247}},{"id":2,"name":"Jane Smith"......Everything you need to work with APIs efficiently, beautifully, and productively
Instantly finds and enhances JSON/XML on any webpage. No manual work required - just browse and watch the magic happen.
Color-coded display makes complex data structures easy to read. Different colors for strings, numbers, booleans, and objects.
Find any key or value in massive JSON structures instantly. Real-time highlighting shows exactly what you're looking for.
Expand and collapse nested objects to focus on what matters. Perfect for exploring complex API responses without getting lost.
Automatically generate TypeScript interfaces from any JSON response. Perfect for rapid prototyping and API integration.
Copy formatted JSON, minified data, or TypeScript interfaces to your clipboard instantly. No more manual formatting required.
Watch how Pretty JSON Viewer Pro transforms your workflow in seconds
From messy to beautiful in one click
Any website, any JSON, any time
All processing happens locally
Start free, upgrade when you need more. No hidden fees, cancel anytime.
Perfect for trying it out
For serious developers
Cancel anytime • 30-day money-back guarantee
"This extension has completely changed how I work with APIs. What used to take me 5 minutes of copying and pasting now happens instantly. The TypeScript generation alone is worth the price!"
Everything you need to know about Pretty JSON Viewer Pro
Absolutely! Pretty JSON Viewer Pro processes everything locally in your browser. No data is ever sent to our servers or any third party. Your JSON data never leaves your computer, ensuring complete privacy and security.
It works on any website that displays JSON or XML data! This includes API documentation sites, development tools, REST clients, admin panels, debugging tools, and any webpage with JSON responses. If there's JSON on the page, we'll make it beautiful.
Yes! You can cancel your Pro subscription at any time with no questions asked. You'll continue to have Pro features until the end of your current billing period, then automatically switch back to the free plan.
Lightning fast! TypeScript interfaces are generated instantly as you view the JSON. There's no waiting time - click the TypeScript tab and your interfaces are ready to copy and paste into your code.
We're working on team plans with volume discounts and centralized billing! If you need licenses for your team, email us at team@api-beautifier-pro.com and we'll work something out.
We provide friendly email support to all users! Free users get community support, while Pro users get priority email support with responses within 24 hours. Just email support@api-beautifier-pro.com.
Join thousands of developers who've already made their API workflow beautiful and efficient