JSON Viewer icon

JSON Viewer

by Rongjian Zhang · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Port of Firefox's JSON Viewer

Users
30K
0 in 30 days
Rating
4.7 / 5
unchanged in 30 days
Ratings
50
0 in 30 days
Store rank
#4,782
#4,139 among extensions
Version
2.2.0
updated 26 Mar 2024

Users

monthly, 3 years
10K25K40KAug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 30,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
103050Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 50 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 Viewer

This is a port of Firefox's JSON Viewer If you open a JSON file in the browser, it is parsed and given syntax highlighting. Arrays and objects are shown collapsed, and you can expand them using the "+" icons. Source code: https://github.com/pd4d10/json-viewer

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%0+0.08
1 year0+0.0%+1+0.07

Chrome Web Store search rankings

Where JSON Viewer appears when people search the store, with the 30 day change
Search phrasePosition30 days
firefox#9+1
json#13+1
viewer#29+8

Version history

6 versions recorded
2.2.026 Mar 2024
2.1.017 Sep 2023
2.0.06 Jun 2022
1.1.123 Aug 2021
1.1.01 Aug 2021
1.0.227 May 2018

Details

Category
Developer Tools
First seen
27 May 2018
Size
140 KB
Languages
en
Pricing
Free
Support
github.com
Extension ID
efknglbfhoddmmfabeihlemgekhhnabb

Permissions and risk

Low riskimpact 2, likelihood 1
Permissions
storage

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