JSON Viewer

Click to format the current page’s JSON with a fast, collapsible viewer—no auto-run.

As of June 2026, JSON Viewer has 5 users and a 5.00/5 rating from 1 reviews in the Developer Tools category.

Developer Tools

Chrome Web Store ↗.crx

Users−37.5%

Rating0%

5.00

1 reviews

Reviews0%

Version

1.0.1

Manifest V3

History

2 snapshots

Tracking since Apr 17, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 17, 2026	8	5.00	1	1.0.1
May 7, 2026	6	5.00	1	1.0.1
Now	5	5.00	1	1.0.1

Permissions & access

Permissions: activeTabscriptingstorage
Host access: None declared

Screenshots

About

Click the extension to format the current page’s JSON into a fast, collapsible tree. Handles very large JSON (tested up to ~100 MB) with instant expand/collapse, supports multiple themes, and includes lightning-fast search through nested objects. Runs only when you click; no data leaves your browser.

Feature list

 * Click-to-run: only activates when you press the extension icon (no background auto-run).
 * Large JSON ready: works smoothly on big payloads (tested up to ~100 MB).
 * Fast on big JSON: instant expand/collapse powered by react-obj-view.
 * Lightning-fast search: find keys/values deep inside nested objects.
 * Multiple themes: switch looks; preferences stay local.
 * Reader-friendly layout: collapsible tree with line numbers option.

Source Code:
https://github.com/vothanhdat/chrome-json-view

Technical

Version: 1.0.1
Manifest: V3
Size: 164KiB
Min Chrome: 88
Languages: 1
Featured: No

Metadata

ID: cpnhloffldbajmgoiffpmnabaibdffme
Developer ID: u5a602a39f7146ff5e23b42a35f522d33
Developer Email: [email protected]
Created: Dec 20, 2025
Last Updated (Store): Jan 14, 2026
Last Scraped: Jun 10, 2026
Website: —
Support URL: https://github.com/vothanhdat/chrome-json-view/issues
Privacy Policy: https://github.com/vothanhdat/chrome-json-view/blob/main/PRIVACY.md