A lightweight, clean, and powerful JSON viewer and formatter. Works offline and helps you prettify, copy, and compare JSON easily.
Users
17
β5 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
5
0 in 30 days
Store rank
#158K
#132K among extensions
Version
1.0.3
updated 14 Jul 2025
Users
monthly, 16 months
Latest, 16 Oct 2026:17 usersMove the mouse over the chart for any month
Ratings count
monthly, 16 months
Latest, 16 Oct 2026:5 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 Just JSON
Tired of bloated tools just to format or compare JSON? Get back to the essentials with Just JSON β a lightweight, no-nonsense Chrome extension for developers and testers.
π Features:
β Format raw JSON into readable form
β Compare two JSON inputs side by side
β Highlight differences in structure and values
β Line numbers, color-coded changes
β Copy to clipboard or download JSON
β Works offline, no data leaves your browser
β Persistent Data: Your last formatted JSON is saved and automatically loaded when you reopen the extension.
β Intuitive Search: Easily find specific data within your formatted JSON.
β Theme Toggle: Switch between light and dark modes for comfortable viewing.
β Drag & Drop / Upload: Conveniently load JSON files directly into the tool.
Whether you're debugging APIs or reviewing config files, Just JSON gives you exactly what you need β and nothing you donβt.
π§βπ» Built for developers. Loved by testers.
π§ββοΈ Clean, fast, distraction-free.
Try it now β Just JSON.