Ext Ops Panel
Open the app

PostMessage Tracker

Chrome extension by aregsargsyan8888 · Productivity · Developer

A Chrome extension in Productivity · Developer with 149 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 1 screenshot

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

Users
149
Rating
5.0 (2 ratings)
Users, last 16 days
+7
Rating, last 30 days
Not watched long enough to say
Version
0.1.2
Updated in the store
2026-05-20
Published
2026-04-26
Manifest
V3
Browser access
1 permission, 1 site pattern

How it has moved

Users
+7 since 31.08
142-153 · 8 readings
  1. 2026-08-31142
  2. 2026-09-02147
  3. 2026-09-05149
  4. 2026-09-06148
  5. 2026-09-07151
  6. 2026-09-08153
  7. 2026-09-13151
  8. 2026-09-15149
Rating
unchanged since 31.08
reviewsrating 5.00 · 8 readings
  1. 2026-08-31reviews2rating5.00
  2. 2026-09-02reviews2rating5.00
  3. 2026-09-05reviews2rating5.00
  4. 2026-09-06reviews2rating5.00
  5. 2026-09-07reviews2rating5.00
  6. 2026-09-08reviews2rating5.00
  7. 2026-09-13reviews2rating5.00
  8. 2026-09-15reviews2rating5.00
Users
+7 since 31.08
142-153 · 8 readings
  1. 2026-08-31142
  2. 2026-09-02147
  3. 2026-09-05149
  4. 2026-09-06148
  5. 2026-09-07151
  6. 2026-09-08153
  7. 2026-09-13151
  8. 2026-09-15149
Rating
unchanged since 31.08
reviewsrating 5.00 · 8 readings
  1. 2026-08-31reviews2rating5.00
  2. 2026-09-02reviews2rating5.00
  3. 2026-09-05reviews2rating5.00
  4. 2026-09-06reviews2rating5.00
  5. 2026-09-07reviews2rating5.00
  6. 2026-09-08reviews2rating5.00
  7. 2026-09-13reviews2rating5.00
  8. 2026-09-15reviews2rating5.00

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

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

aregsargsyan8888.

Like this one

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

  1. PostMessage Inspector Describes nearly the same job, smaller audience 308 users ★ 5.0
  2. postMessageObserver Describes nearly the same job, smaller audience 956 users ★ 5.0
  3. postMessage-catcher Describes nearly the same job, smaller audience 2k users ★ 4.0
  4. IFrame & Custom Event Catcher Describes a similar job audience not published
  5. Message Channel Tracker Describes a similar job, smaller audience 16 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.

Is this your extension?

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.