JSON Helper

by Sir0xb · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

A JSON helper extension

Users

−4 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#193K

#162K among extensions

Version

2.1.0

updated 28 Dec 2025

Users

monthly, 14 months

Latest, 16 Oct 2026: 10 usersMove the mouse over the chart for any month

Ratings count

monthly, 14 months

Latest, 16 Oct 2026: 1 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 Helper

JSON Helper is a lightweight Chrome extension that makes working with JSON simple and efficient. ✨ Features Floating Window: Instantly open a clean input area to paste or type JSON data. Validation: Automatically check for syntax errors and highlight the exact line number when issues occur. Format & Minify: Easily switch between compact and pretty-printed JSON views. Copy to Clipboard: One-click copy of your current JSON state for quick sharing or reuse. Error Markers: Clear error indicators help you quickly spot and fix mistakes. 🚀 Why Use JSON Helper? Whether you’re a developer debugging APIs or just someone dealing with structured data, JSON Helper provides a fast and distraction-free way to validate, format, and manage JSON inside your browser.