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OpenKap

Chrome extension by Kait · Productivity · Tools

A Chrome extension in Productivity · Tools with 13 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 2 screenshots

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

Users
13
Rating
5.0 (4 ratings)
Users, last 19 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
1.0.9
Updated in the store
2026-04-14
Published
2026-01-14
Manifest
V3
Browser access
11 permissions, 1 site pattern

How it has moved

Users
unchanged since 31.08
10-14 · 9 readings
  1. 2026-08-3113
  2. 2026-09-0314
  3. 2026-09-0412
  4. 2026-09-0513
  5. 2026-09-0611
  6. 2026-09-1010
  7. 2026-09-1312
  8. 2026-09-1513
  9. 2026-09-1813
Rating
unchanged since 31.08
reviewsrating 5.00 · 9 readings
  1. 2026-08-31reviews4rating5.00
  2. 2026-09-03reviews4rating5.00
  3. 2026-09-04reviews4rating5.00
  4. 2026-09-05reviews4rating5.00
  5. 2026-09-06reviews4rating5.00
  6. 2026-09-10reviews4rating5.00
  7. 2026-09-13reviews4rating5.00
  8. 2026-09-15reviews4rating5.00
  9. 2026-09-18reviews4rating5.00
Users
unchanged since 31.08
10-14 · 9 readings
  1. 2026-08-3113
  2. 2026-09-0314
  3. 2026-09-0412
  4. 2026-09-0513
  5. 2026-09-0611
  6. 2026-09-1010
  7. 2026-09-1312
  8. 2026-09-1513
  9. 2026-09-1813
Rating
unchanged since 31.08
reviewsrating 5.00 · 9 readings
  1. 2026-08-31reviews4rating5.00
  2. 2026-09-03reviews4rating5.00
  3. 2026-09-04reviews4rating5.00
  4. 2026-09-05reviews4rating5.00
  5. 2026-09-06reviews4rating5.00
  6. 2026-09-10reviews4rating5.00
  7. 2026-09-13reviews4rating5.00
  8. 2026-09-15reviews4rating5.00
  9. 2026-09-18reviews4rating5.00

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.

  • Read and change cookies on the sites it can access cookies
  • Capture the contents of your screen desktopCapture
  • Capture the contents of a tab tabCapture
Show the remaining 8
  • 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
  • Schedule work to run later alarms
  • Put data on your clipboard clipboardWrite
  • Run work in a hidden page offscreen
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

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

The publisher

Kait publishes 4 listings we track, 69 users between them. Listed website: openkap.com.

  1. AI Slop Kait · Productivity · Communication · published 2026-03-13 48 users
  2. X Earnings Estimator Kait · Productivity · Tools · published 2026-03-15 5 users
  3. Tweet Growth Analyzer Kait · Lifestyle · Social · published 2026-03-15 3 users

Like this one

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

  1. Cap - Screen Recorder & Screen Capture Describes nearly the same job, smaller audience 8k users ★ 4.2
  2. QuickCap Describes nearly the same job, smaller audience 18 users
  3. CatchIt by Yaw27 Describes nearly the same job, smaller audience 5 users (last published figure) ★ 5.0
  4. Videcap: Magic Capture Describes nearly the same job, smaller audience 12 users
  5. Simple Screen Recorder Describes nearly the same job, smaller audience 217 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.

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.