Description
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
Reviews
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Permissions (3)
Permissions
activeTabℹ Can access the current tab when you click the extension scriptingℹ Can inject scripts into web pages storageℹ Can store data locally in your browser
Details
| Version | 1.0.1 |
| Updated | Jan 14, 2026 |
| Size | 164KiB |
| First Seen | Mar 22, 2026 |
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