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Chrome extension by tabmasterext · Productivity · Tools

A Chrome extension in Productivity · Tools with 128 users, barely installed. Audience over the last 30 days: -55.

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

What the developer says, and 2 screenshots

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

Users
128
Rating
5.0 (1 ratings)
Users, last 30 days
-55
Rating, last 30 days
Steady over 30 days
Version
1.0.0
Updated in the store
2024-12-16
Published
2024-12-16
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
-55 since 15.10
128-215 · 19 readings
  1. 2026-10-16191
  2. 2026-10-17188
  3. 2026-10-18184
  4. 2026-10-19215
  5. 2026-10-21212
  6. 2026-10-22211
  7. 2026-10-23204
  8. 2026-10-24208
  9. 2026-10-25199
  10. 2026-10-28165
  11. 2026-10-29144
  12. 2026-11-01129
  13. 2026-11-03130
  14. 2026-11-06133
  15. 2026-11-07136
  16. 2026-11-08134
  17. 2026-11-09130
  18. 2026-11-10128
  19. 2026-11-14128
Rating
unchanged since 15.10
reviewsrating 5.00 · 19 readings
  1. 2026-10-16reviews1rating5.00
  2. 2026-10-17reviews1rating5.00
  3. 2026-10-18reviews1rating5.00
  4. 2026-10-19reviews1rating5.00
  5. 2026-10-21reviews1rating5.00
  6. 2026-10-22reviews1rating5.00
  7. 2026-10-23reviews1rating5.00
  8. 2026-10-24reviews1rating5.00
  9. 2026-10-25reviews1rating5.00
  10. 2026-10-28reviews1rating5.00
  11. 2026-10-29reviews1rating5.00
  12. 2026-11-01reviews1rating5.00
  13. 2026-11-03reviews1rating5.00
  14. 2026-11-06reviews1rating5.00
  15. 2026-11-07reviews1rating5.00
  16. 2026-11-08reviews1rating5.00
  17. 2026-11-09reviews1rating5.00
  18. 2026-11-10reviews1rating5.00
  19. 2026-11-14reviews1rating5.00
Users
-19 since 01.09
128-215 · 37 readings
  1. 2026-09-01147
  2. 2026-09-02149
  3. 2026-09-03150
  4. 2026-09-04153
  5. 2026-09-06155
  6. 2026-09-07157
  7. 2026-09-08156
  8. 2026-09-09160
  9. 2026-09-13150
  10. 2026-09-15152
  11. 2026-09-17153
  12. 2026-09-21178
  13. 2026-09-27184
  14. 2026-09-28189
  15. 2026-10-04175
  16. 2026-10-08187
  17. 2026-10-10182
  18. 2026-10-13183
  19. 2026-10-16191
  20. 2026-10-17188
  21. 2026-10-18184
  22. 2026-10-19215
  23. 2026-10-21212
  24. 2026-10-22211
  25. 2026-10-23204
  26. 2026-10-24208
  27. 2026-10-25199
  28. 2026-10-28165
  29. 2026-10-29144
  30. 2026-11-01129
  31. 2026-11-03130
  32. 2026-11-06133
  33. 2026-11-07136
  34. 2026-11-08134
  35. 2026-11-09130
  36. 2026-11-10128
  37. 2026-11-14128
Rating
unchanged since 01.09
reviewsrating 5.00 · 37 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-03reviews1rating5.00
  4. 2026-09-04reviews1rating5.00
  5. 2026-09-06reviews1rating5.00
  6. 2026-09-07reviews1rating5.00
  7. 2026-09-08reviews1rating5.00
  8. 2026-09-09reviews1rating5.00
  9. 2026-09-13reviews1rating5.00
  10. 2026-09-15reviews1rating5.00
  11. 2026-09-17reviews1rating5.00
  12. 2026-09-21reviews1rating5.00
  13. 2026-09-27reviews1rating5.00
  14. 2026-09-28reviews1rating5.00
  15. 2026-10-04reviews1rating5.00
  16. 2026-10-08reviews1rating5.00
  17. 2026-10-10reviews1rating5.00
  18. 2026-10-13reviews1rating5.00
  19. 2026-10-16reviews1rating5.00
  20. 2026-10-17reviews1rating5.00
  21. 2026-10-18reviews1rating5.00
  22. 2026-10-19reviews1rating5.00
  23. 2026-10-21reviews1rating5.00
  24. 2026-10-22reviews1rating5.00
  25. 2026-10-23reviews1rating5.00
  26. 2026-10-24reviews1rating5.00
  27. 2026-10-25reviews1rating5.00
  28. 2026-10-28reviews1rating5.00
  29. 2026-10-29reviews1rating5.00
  30. 2026-11-01reviews1rating5.00
  31. 2026-11-03reviews1rating5.00
  32. 2026-11-06reviews1rating5.00
  33. 2026-11-07reviews1rating5.00
  34. 2026-11-08reviews1rating5.00
  35. 2026-11-09reviews1rating5.00
  36. 2026-11-10reviews1rating5.00
  37. 2026-11-14reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing 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

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

The full permission history for this extension

What changed recently

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

The publisher

tabmasterext publishes 3 listings we track, 10k users between them.

  1. JSON Formatter Pro tabmasterext · Productivity · Developer · published 2022-03-24 10k users ★ 4.0
  2. Javascript Toggle tabmasterext · Productivity · Tools · published 2024-12-28 79 users ★ 3.0

Like this one

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

  1. Chrome extension source viewer Describes nearly the same job, with a large installed audience 100k users ★ 4.6
  2. Extension Downloader & Source Viewer Describes nearly the same job, smaller audience 43 users ★ 5.0
  3. New Chrome extension source viewer Describes nearly the same job, smaller audience 363 users ★ 3.0
  4. ExtSource Pro Describes nearly the same job, smaller audience 38 users ★ 5.0
  5. CRX Source Viewer Describes nearly the same job, smaller audience 152 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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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/kcaegnanehlgheaehiibamomdfhglmck/badge.svg)](https://extops.dev/extensions/kcaegnanehlgheaehiibamomdfhglmck)

HTML

<a href="https://extops.dev/extensions/kcaegnanehlgheaehiibamomdfhglmck"><img src="https://extops.dev/extensions/kcaegnanehlgheaehiibamomdfhglmck/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 2026-11-10. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built