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Just JSON Viewer

Chrome extension by HeroTofu · Productivity · Developer

  • Trader

A Chrome extension in Productivity · Developer with 546 users, barely installed.

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
546
Rating
5.0 (3 ratings)
Users, last 18 days
+20
Rating, last 30 days
Not watched long enough to say
Version
1.0.3
Updated in the store
2023-04-03
Published
2023-03-28
Manifest
V3
Browser access
3 permissions

How it has moved

Users
+20 since 01.09
526-546 · 10 readings
  1. 2026-09-01526
  2. 2026-09-03538
  3. 2026-09-05539
  4. 2026-09-07537
  5. 2026-09-08536
  6. 2026-09-09533
  7. 2026-09-10536
  8. 2026-09-13543
  9. 2026-09-16546
  10. 2026-09-18546
Rating
unchanged since 01.09
reviewsrating 5.00 · 10 readings
  1. 2026-09-01reviews3rating5.00
  2. 2026-09-03reviews3rating5.00
  3. 2026-09-05reviews3rating5.00
  4. 2026-09-07reviews3rating5.00
  5. 2026-09-08reviews3rating5.00
  6. 2026-09-09reviews3rating5.00
  7. 2026-09-10reviews3rating5.00
  8. 2026-09-13reviews3rating5.00
  9. 2026-09-16reviews3rating5.00
  10. 2026-09-18reviews3rating5.00
Users
+20 since 01.09
526-546 · 10 readings
  1. 2026-09-01526
  2. 2026-09-03538
  3. 2026-09-05539
  4. 2026-09-07537
  5. 2026-09-08536
  6. 2026-09-09533
  7. 2026-09-10536
  8. 2026-09-13543
  9. 2026-09-16546
  10. 2026-09-18546
Rating
unchanged since 01.09
reviewsrating 5.00 · 10 readings
  1. 2026-09-01reviews3rating5.00
  2. 2026-09-03reviews3rating5.00
  3. 2026-09-05reviews3rating5.00
  4. 2026-09-07reviews3rating5.00
  5. 2026-09-08reviews3rating5.00
  6. 2026-09-09reviews3rating5.00
  7. 2026-09-10reviews3rating5.00
  8. 2026-09-13reviews3rating5.00
  9. 2026-09-16reviews3rating5.00
  10. 2026-09-18reviews3rating5.00

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

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
  • Add items to the right-click menu contextMenus

The full permission history for this extension

What changed recently

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

The publisher

HeroTofu publishes 6 listings we track, 4k users between them. Listed website: herotofu.com.

  1. Just Color Picker HeroTofu · Productivity · Developer · published 2023-04-03 3k users ★ 3.8
  2. Just SERP Preview HeroTofu · Productivity · Developer · published 2023-04-14 482 users ★ 5.0
  3. Just IP Address HeroTofu · Productivity · Developer · published 2023-03-17 77 users
Show 2 more from this publisher
  1. Just Cookies HeroTofu · Productivity · Developer · published 2023-03-30 29 users
  2. Just UTM Builder HeroTofu · Productivity · Workflow · published 2023-03-22 10 users

Like this one

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

  1. Simple JSON Formatter Describes nearly the same job, smaller audience 3 users (last published figure) ★ 5.0
  2. JSON Viewer & Formatter for Chrome Describes nearly the same job, smaller audience 5 users
  3. Plain JSON — Fast Viewer, No Tracking Describes nearly the same job, smaller audience 1 users (last published figure)
  4. JSON Formatter by Code Architecture Describes nearly the same job, smaller audience 5 users ★ 5.0
  5. ALPATARO's JSON Formatter Describes nearly the same job, smaller audience 5 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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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.