Transform raw JSON into beautiful, readable trees with a premium classic PC aesthetic.
Users
10
+1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#194K
#162K among extensions
Version
1.0.1
updated 10 Apr 2026
Users
monthly, 6 months
Latest, 16 Oct 2026:10 usersMove the mouse over the chart for any month
Ratings count
monthly, 6 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About JSON Pro: Retro JSON Formatter
JSON Pro: The Professional's Retro JSON Viewer
Upgrade your developer workflow with JSON Pro—the only JSON formatter that combines the industrial reliability of a 90s-era workstation with modern, high-speed performance. Say goodbye to plain, boring formatters and embrace a professional, distraction-free environment designed specifically for engineers and power users.
Whether you are debugging complex API responses or inspecting deeply nested data, JSON Pro makes navigation effortless with its unique pixel-perfect UI and developer-centric feature set.
🔥 Why Choose JSON Pro?
* Retro-Beige "Dev" Aesthetic: Stands out with a classic "Beige Terminal" identity. No more generic white backgrounds—just a clean, high-contrast, professional workspace.
* High-Performance Engine: Optimized to handle 500+ lines of raw JSON instantly without UI lag. Paste, format, and navigate in real-time.
* Interactive Breadcrumbs: Never lose your place again. A real-time path tracker at the bottom of the window shows you exactly where you are (root › users › [0] › email).
* Clickable Link Intelligence: Automatically detects URLs and converts them into navy-blue links. Open API endpoints, images, or documentation with a single click.
* Smart Folding & Toggling: Fully collapsible nodes (brackets and braces) let you focus on the data that matters most.
* Privacy-First & Offline Ready: 100% self-contained. No external tracking, no Google Fonts, and zero remote dependencies. Your data stays on your machine.
🚀 Key Features At a Glance:
* Interactive Tree Mode: Navigate objects and arrays with ease.
* One-Click Clipboard: Instant "Copy" button to save the formatted result.
* Persistent Breadcrumbs: Always know your current path in the JSON tree.
* Zero-Lag UI: Debounced input prevents browser stuttering during giant pastes.
* Dark Navy Title Bar: Fast, recognizable window structure.
* Classic Indent Guides: Sharp, dotted guides for structural clarity.
JSON Pro is the definitive tool for developers who value performance, privacy, and classic professional aesthetics.