Ext Ops Panel
Open dashboard

GL's JavaScript Firewall

Chrome extension by Gelson Luz (GL) · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 37 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 1 screenshot

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

Users
37
Rating
5.0 (1 ratings)
Users, last 30 days
-55
Rating, last 30 days
Steady over 30 days
Version
1.1
Updated in the store
2025-08-27
Published
2025-08-20
Manifest
V3
Browser access
5 permissions, 1 site pattern

How it has moved

Users
-55 since 06.10
37-112 · 17 readings
  1. 2026-10-0894
  2. 2026-10-1083
  3. 2026-10-1179
  4. 2026-10-1385
  5. 2026-10-16106
  6. 2026-10-18108
  7. 2026-10-19107
  8. 2026-10-21112
  9. 2026-10-2297
  10. 2026-10-2396
  11. 2026-10-2490
  12. 2026-10-2585
  13. 2026-10-2866
  14. 2026-10-2951
  15. 2026-11-0138
  16. 2026-11-0337
  17. 2026-11-0537
Rating
unchanged since 06.10
reviewsrating 5.00 · 17 readings
  1. 2026-10-08reviews1rating5.00
  2. 2026-10-10reviews1rating5.00
  3. 2026-10-11reviews1rating5.00
  4. 2026-10-13reviews1rating5.00
  5. 2026-10-16reviews1rating5.00
  6. 2026-10-18reviews1rating5.00
  7. 2026-10-19reviews1rating5.00
  8. 2026-10-21reviews1rating5.00
  9. 2026-10-22reviews1rating5.00
  10. 2026-10-23reviews1rating5.00
  11. 2026-10-24reviews1rating5.00
  12. 2026-10-25reviews1rating5.00
  13. 2026-10-28reviews1rating5.00
  14. 2026-10-29reviews1rating5.00
  15. 2026-11-01reviews1rating5.00
  16. 2026-11-03reviews1rating5.00
  17. 2026-11-05reviews1rating5.00
Users
-77 since 31.08
37-119 · 33 readings
  1. 2026-08-31114
  2. 2026-09-02111
  3. 2026-09-03100
  4. 2026-09-0498
  5. 2026-09-06100
  6. 2026-09-0899
  7. 2026-09-09108
  8. 2026-09-10119
  9. 2026-09-1399
  10. 2026-09-1596
  11. 2026-09-1794
  12. 2026-09-2197
  13. 2026-09-2582
  14. 2026-09-2780
  15. 2026-09-2881
  16. 2026-10-0592
  17. 2026-10-0894
  18. 2026-10-1083
  19. 2026-10-1179
  20. 2026-10-1385
  21. 2026-10-16106
  22. 2026-10-18108
  23. 2026-10-19107
  24. 2026-10-21112
  25. 2026-10-2297
  26. 2026-10-2396
  27. 2026-10-2490
  28. 2026-10-2585
  29. 2026-10-2866
  30. 2026-10-2951
  31. 2026-11-0138
  32. 2026-11-0337
  33. 2026-11-0537
Rating
unchanged since 31.08
reviewsrating 5.00 · 33 readings
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-03reviews1rating5.00
  4. 2026-09-04reviews1rating5.00
  5. 2026-09-06reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-09reviews1rating5.00
  8. 2026-09-10reviews1rating5.00
  9. 2026-09-13reviews1rating5.00
  10. 2026-09-15reviews1rating5.00
  11. 2026-09-17reviews1rating5.00
  12. 2026-09-21reviews1rating5.00
  13. 2026-09-25reviews1rating5.00
  14. 2026-09-27reviews1rating5.00
  15. 2026-09-28reviews1rating5.00
  16. 2026-10-05reviews1rating5.00
  17. 2026-10-08reviews1rating5.00
  18. 2026-10-10reviews1rating5.00
  19. 2026-10-11reviews1rating5.00
  20. 2026-10-13reviews1rating5.00
  21. 2026-10-16reviews1rating5.00
  22. 2026-10-18reviews1rating5.00
  23. 2026-10-19reviews1rating5.00
  24. 2026-10-21reviews1rating5.00
  25. 2026-10-22reviews1rating5.00
  26. 2026-10-23reviews1rating5.00
  27. 2026-10-24reviews1rating5.00
  28. 2026-10-25reviews1rating5.00
  29. 2026-10-28reviews1rating5.00
  30. 2026-10-29reviews1rating5.00
  31. 2026-11-01reviews1rating5.00
  32. 2026-11-03reviews1rating5.00
  33. 2026-11-05reviews1rating5.00

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.

Show the remaining 2
  • Act on the current tab, but only after you click it activeTab
  • 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

Gelson Luz (GL) publishes 7 listings we track, 218 users between them. Listed website: gelsonluz.com.

  1. Amazon Prime Video Speed Controller Gelson Luz (GL) · Lifestyle · Entertainment · published 2025-04-29 97 users ★ 3.7
  2. Aya - Youtube Adblocker Gelson Luz (GL) · Productivity · Workflow · published 2025-08-12 37 users ★ 5.0
  3. NAIMV Gelson Luz (GL) · Lifestyle · Entertainment · published 2025-01-04 21 users ★ 5.0
Show 3 more from this publisher
  1. ASTM Materials for Construction Gelson Luz (GL) · Productivity · Education · published 2024-07-26 20 users ★ 5.0
  2. Quanto Rende? Gelson Luz (GL) · Productivity · Workflow · published 2024-06-27 3 users (last published figure) ★ 5.0
  3. Energy Consumption Calculator Gelson Luz (GL) · Productivity · Workflow · published 2024-08-22 3 users

Like this one

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

  1. JS Blocker Extension Describes nearly the same job, smaller audience 288 users ★ 1.0
  2. Disable JavaScript Describes nearly the same job, smaller audience 222 users ★ 1.5
  3. Toggle JavaScript Describes nearly the same job, smaller audience 53 users
  4. No-Script Suite Lite Describes nearly the same job, with an established audience 10k users ★ 3.8
  5. JavaScript disable Chrome Describes nearly the same job, with an established audience 10k users ★ 4.2

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.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

Connect it in a minute See what the panel does
Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

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

HTML

<a href="https://extops.dev/extensions/kmomangnblnknfnfpknddecjhgamkgpf"><img src="https://extops.dev/extensions/kmomangnblnknfnfpknddecjhgamkgpf/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 2026-11-03. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built