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12Port Browser Extension

Chrome extension by 12Port Inc · Productivity · Tools

A Chrome extension in Productivity · Tools with 5 users, barely installed. Audience over the last 30 days: +1.

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
5
Rating
5.0 (1 ratings)
Users, last 30 days
+1
Rating, last 30 days
Steady over 30 days
Version
4.4
Updated in the store
2026-09-05
Published
2025-07-15
Manifest
V3
Browser access
4 permissions, 2 site patterns

How it has moved

Users
+1 since 02.10
4-6 · 10 readings
  1. 2026-10-045
  2. 2026-10-096
  3. 2026-10-105
  4. 2026-10-186
  5. 2026-10-195
  6. 2026-10-216
  7. 2026-10-225
  8. 2026-10-246
  9. 2026-10-255
  10. 2026-11-015
Rating
unchanged since 02.10
reviewsrating 5.00 · 10 readings
  1. 2026-10-04reviews1rating5.00
  2. 2026-10-09reviews1rating5.00
  3. 2026-10-10reviews1rating5.00
  4. 2026-10-18reviews1rating5.00
  5. 2026-10-19reviews1rating5.00
  6. 2026-10-21reviews1rating5.00
  7. 2026-10-22reviews1rating5.00
  8. 2026-10-24reviews1rating5.00
  9. 2026-10-25reviews1rating5.00
  10. 2026-11-01reviews1rating5.00
Users
unchanged since 31.08
4-7 · 21 readings
2026-09-05: released 4.4
  1. 2026-08-315
  2. 2026-09-027
  3. 2026-09-056released 4.4
  4. 2026-09-067
  5. 2026-09-086
  6. 2026-09-105
  7. 2026-09-156
  8. 2026-09-175
  9. 2026-09-206
  10. 2026-09-225
  11. 2026-09-284
  12. 2026-10-045
  13. 2026-10-096
  14. 2026-10-105
  15. 2026-10-186
  16. 2026-10-195
  17. 2026-10-216
  18. 2026-10-225
  19. 2026-10-246
  20. 2026-10-255
  21. 2026-11-015
Rating
unchanged since 31.08
reviewsrating 5.00 · 21 readings
2026-09-05: released 4.4
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-05reviews1rating5.00released 4.4
  4. 2026-09-06reviews1rating5.00
  5. 2026-09-08reviews1rating5.00
  6. 2026-09-10reviews1rating5.00
  7. 2026-09-15reviews1rating5.00
  8. 2026-09-17reviews1rating5.00
  9. 2026-09-20reviews1rating5.00
  10. 2026-09-22reviews1rating5.00
  11. 2026-09-28reviews1rating5.00
  12. 2026-10-04reviews1rating5.00
  13. 2026-10-09reviews1rating5.00
  14. 2026-10-10reviews1rating5.00
  15. 2026-10-18reviews1rating5.00
  16. 2026-10-19reviews1rating5.00
  17. 2026-10-21reviews1rating5.00
  18. 2026-10-22reviews1rating5.00
  19. 2026-10-24reviews1rating5.00
  20. 2026-10-25reviews1rating5.00
  21. 2026-11-01reviews1rating5.00

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.

  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 1
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 4.4

What changed recently

  1. Package size changed
  2. Released version 4.4 (was 4.1)

The publisher

12Port Inc.

Like this one

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

  1. PortalServer.Net Vault Describes nearly the same job, smaller audience 3 users (last published figure)
  2. RankMeTop Vault Describes nearly the same job, smaller audience 88 users
  3. Passworthy Describes nearly the same job, smaller audience 146 users
  4. Vaultage Describes nearly the same job, smaller audience 2 users (last published figure)
  5. Secret Vault Describes nearly the same job, smaller audience 2 users (last published figure) ★ 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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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/edageplcobgmogdnjdpjoolipmpmohke/badge.svg)](https://extops.dev/extensions/edageplcobgmogdnjdpjoolipmpmohke)

HTML

<a href="https://extops.dev/extensions/edageplcobgmogdnjdpjoolipmpmohke"><img src="https://extops.dev/extensions/edageplcobgmogdnjdpjoolipmpmohke/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 2026-10-25. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built