CleanJSON – Private JSON Viewer
Chrome extension by Vissed · Productivity · Developer
A Chrome extension in Productivity · Developer with 5 users, barely installed. Audience over the last 30 days: +3.
No site access is declared in the manifest, so it cannot read the pages you open on its own.
What the developer says, and 5 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 5 (the store no longer states an audience; this is the last figure it published)
- Users, last 30 days
- +3
- Version
- 0.1.0
- Updated in the store
- 2026-08-16
- Published
- 2026-08-16
- Manifest
- V3
- Browser access
- 4 permissions
How it has moved
- 2026-10-044
- 2026-10-085
- 2026-10-094
- 2026-10-105
- 2026-10-134
- 2026-10-175
- 2026-10-184
- 2026-10-205
- 2026-10-214
- 2026-10-235
- 2026-10-244
- 2026-10-255
- 2026-10-284
- 2026-10-295
- 2026-10-304
- 2026-11-015
- 2026-11-025
- 2026-09-013
- 2026-09-024
- 2026-09-033
- 2026-09-044
- 2026-09-053
- 2026-09-084
- 2026-09-093
- 2026-09-174
- 2026-09-203
- 2026-09-252
- 2026-10-044
- 2026-10-085
- 2026-10-094
- 2026-10-105
- 2026-10-134
- 2026-10-175
- 2026-10-184
- 2026-10-205
- 2026-10-214
- 2026-10-235
- 2026-10-244
- 2026-10-255
- 2026-10-284
- 2026-10-295
- 2026-10-304
- 2026-11-015
- 2026-11-025
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
No site access is declared in the manifest, so it cannot read the pages you open on its own.
-
Run its own code on the pages it can access
scripting -
Act on the current tab, but only after you click it
activeTab -
Put data on your clipboard
clipboardWrite
Show the remaining 1
-
Run work in a hidden page
offscreen
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
Vissed publishes 8 listings we track, 593 users between them.
-
SmartRefresh – Auto Refresh & Page Monitor 559 users
-
MarkGrab – Copy as Markdown 13 users
-
Image Collector — Bulk Image Downloader 6 users
Show 4 more from this publisher
-
CleanTable — HTML Table to CSV 3 users (last published figure)
-
Portfolio Capture — Full Page Screenshot 3 users (last published figure)
-
Creator Focus — Website Blocker & Timer 2 users (last published figure)
-
SEO Exporter — Metadata & Batch Audit 2 users
Like this one
Listings the catalog judges closest in what they say they do.
-
CleanJSON — Trustworthy, Zero-Network JSON Viewer 2 users (last published figure)
-
JSON Viewer & Formatter — ClearJSON 3 users
-
JSON Viewer & Formatter — Big Files, Tree & Search 5 users
-
Clean JSON Viewer Pro (Privacy First) 3 users (last published figure)
-
CurlyJSON – JSON Viewer & Formatter 8 users
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
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Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.
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The badge shows the audience and rating from our last pass over the store and links back to this page.
[](https://extops.dev/extensions/hmanfihafeielbekbijmiddmalgalgnl)<a href="https://extops.dev/extensions/hmanfihafeielbekbijmiddmalgalgnl"><img src="https://extops.dev/extensions/hmanfihafeielbekbijmiddmalgalgnl/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-01. We publish no contact details for extension developers.