JSONViewer
Format several JSON documents in one window, depends to your screen width, up to 6
As of June 2026, JSONViewer has 10,000 users and a 4.73/5 rating from 15 reviews in the Developer Tools category.
Usersno change0%
10.0K
10,000
Ratingno change0%
4.73
15 reviews
Reviewsno change0%
15
Version
2.2.1
Manifest V3
90-day change · In the last 90 days this extension 1 version update.
History
2 snapshotsTracking since Apr 16, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 16, 2026 | 10.0K | 4.73 | 15 | 2.2.0 |
| Apr 22, 2026 | 10.0K | 4.73 | 15 | 2.2.0 |
| Now | 10.0K | 4.73 | 15 | 2.2.1 |
Permissions & access
- Permissions
- storage
- Host access
- None declared
Screenshots
About
Now is available for Firefox, Microsoft Edge and 360 Browser(from China), for more details, Please visit: https://github.com/oppoic/JSONViewer
Technical
- Version
- 2.2.1
- Manifest
- V3
- Size
- 565KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- Yes
Metadata
- ID
- khbdpaabobknhhlpglenglkkhdmkfnca
- Developer ID
- u3f844dbc4cabeb249f0140645957a2f3
- Developer Email
- [email protected]
- Created
- Feb 22, 2019
- Last Updated (Store)
- Apr 22, 2026
- Last Scraped
- Jun 21, 2026
- Website
- —
- Support URL
- https://github.com/oppoic/JSONViewer/issues
- Privacy Policy
- —
Similar extensions
Alternatives to JSONViewer, ranked by description similarity.
JSON Viewer
Port of Firefox's JSON Viewer
30.0K
★ 4.7
JSON Easy: View any JSON, even the messy kind, directly in web pages
Instantly view, format and fix messy JSON or JSON5 directly on any web page. Smart parsing for broken or incomplete snippets.
38
★ 5.0
JSON Viewer
Makes JSON response easy to read.
4.0K
★ 5.0
JSON Editor
A tool to view, edit, format, repair, query, transform, and validate JSON
2.0K
★ 3.6
JSON Viewer V3
The most beautiful and customizable JSON/JSONP highlighter that your eyes have ever seen
356
★ 5.0
JSON Viewer
Validates and makes JSON documents easy to read. Open source.
100.0K
★ 4.2
JsonDiscovery
Browser extension that changes the way you're viewing JSON
6.0K
★ 4.9
JSON Viewer - Advanced Formatter
Powerful JSON formatter & visualizer with tree, raw & diagram views. Customizable themes, fonts & auto-detection for developers
57
Data sourced from the Chrome Web Store · last verified Jun 21, 2026.