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JSON Viewer

Port of Firefox's JSON Viewer

As of June 2026, JSON Viewer has 30,000 users and a 4.65/5 rating from 49 reviews in the Developer Tools category.

Rongjian ZhangDeveloper Tools
Chrome Web Store ↗.crx
Usersno change0%
30.0K
30,000
Ratingup 1.5 percent+1.5%
4.65
49 reviews
Reviewsdown 2.0 percent−2.0%
49
Version
2.2.0
Manifest V3

History

1 snapshots

Tracking since May 12, 2026.

30.3K30.0K29.7KMay 12, 2026Jun 7, 2026
View as table
DateUsersRatingReviewsVersion
May 12, 202630.0K4.58502.2.0
Now30.0K4.65492.2.0

Permissions & access

Permissions
storage
Host access
None declared

Screenshots

JSON Viewer screenshot 1

About

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

Technical

Version
2.2.0
Manifest
V3
Size
140KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
efknglbfhoddmmfabeihlemgekhhnabb
Developer ID
u8a213c47ce087d452c6e060e16645816
Developer Email
[email protected]
Created
Mar 4, 2018
Last Updated (Store)
Mar 26, 2024
Last Scraped
Jun 7, 2026
Website
—
Privacy Policy
—

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Data sourced from the Chrome Web Store · last verified Jun 7, 2026.