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JSONer - JSON Viewer & Formatter

Chrome extension by TechCauldron · Productivity · Developer

A Chrome extension in Productivity · Developer with 3 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 3 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3
Rating
not rated yet
Users, last 15 days
+3
Version
1.0.0
Updated in the store
2026-08-15
Published
2026-08-15
Manifest
V3
Browser access
1 permission, 1 site pattern

How it has moved

Users
+3 since 31.08
0-3 · 6 readings
  1. 2026-08-310
  2. 2026-09-033
  3. 2026-09-073
  4. 2026-09-082
  5. 2026-09-103
  6. 2026-09-143
Users
+3 since 31.08
0-3 · 6 readings
  1. 2026-08-310
  2. 2026-09-033
  3. 2026-09-073
  4. 2026-09-082
  5. 2026-09-103
  6. 2026-09-143

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

TechCauldron publishes 4 listings we track, 420 users between them.

  1. Google Maps Review Search TechCauldron · Productivity · Tools · published 2025-03-17 364 users ★ 3.0
  2. ServiceNow Monitor TechCauldron · Productivity · Workflow · published 2022-10-19 50 users ★ 3.0
  3. SupportUtils - Gmail Support Ticketing TechCauldron · Productivity · Workflow · published 2026-07-05 3 users ★ 5.0

Like this one

Listings the catalog judges closest in what they say they do.

  1. JSON Dark Mode Viewer Describes nearly the same job, smaller audience 765 users ★ 5.0
  2. JSONPeek - JSON Viewer & Formatter Describes nearly the same job, smaller audience 5 users
  3. JSONly - Auto-detect, format and edit JSON Describes nearly the same job, smaller audience 23 users ★ 5.0
  4. JSON Viewer V3 Describes nearly the same job, smaller audience 444 users ★ 5.0
  5. JSON Viewer Describes nearly the same job, smaller audience 185 users ★ 5.0

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.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.