Ext Ops Panel
Open the app

The Black Cat - Dark Themes For WebSites

Chrome extension by DevOps · Make Chrome Yours · Functionality

  • Featured
  • Established publisher

A Chrome extension in Make Chrome Yours · Functionality with 945 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 4 screenshots

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

Users
945
Rating
3.1 (7 ratings)
Users, last 16 days
+103
Rating, last 30 days
Not watched long enough to say
Version
2.0.0
Updated in the store
2026-07-22
Published
2022-02-03
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+103 since 31.08
842-945 · 10 readings
  1. 2026-08-31842
  2. 2026-09-02844
  3. 2026-09-03858
  4. 2026-09-04891
  5. 2026-09-06902
  6. 2026-09-07898
  7. 2026-09-08914
  8. 2026-09-09912
  9. 2026-09-13922
  10. 2026-09-15945
Rating
unchanged since 31.08
reviewsrating 3.14 · 10 readings
  1. 2026-08-31reviews7rating3.14
  2. 2026-09-02reviews7rating3.14
  3. 2026-09-03reviews7rating3.14
  4. 2026-09-04reviews7rating3.14
  5. 2026-09-06reviews7rating3.14
  6. 2026-09-07reviews7rating3.14
  7. 2026-09-08reviews7rating3.14
  8. 2026-09-09reviews7rating3.14
  9. 2026-09-13reviews7rating3.14
  10. 2026-09-15reviews7rating3.14
Users
+103 since 31.08
842-945 · 10 readings
  1. 2026-08-31842
  2. 2026-09-02844
  3. 2026-09-03858
  4. 2026-09-04891
  5. 2026-09-06902
  6. 2026-09-07898
  7. 2026-09-08914
  8. 2026-09-09912
  9. 2026-09-13922
  10. 2026-09-15945
Rating
unchanged since 31.08
reviewsrating 3.14 · 10 readings
  1. 2026-08-31reviews7rating3.14
  2. 2026-09-02reviews7rating3.14
  3. 2026-09-03reviews7rating3.14
  4. 2026-09-04reviews7rating3.14
  5. 2026-09-06reviews7rating3.14
  6. 2026-09-07reviews7rating3.14
  7. 2026-09-08reviews7rating3.14
  8. 2026-09-09reviews7rating3.14
  9. 2026-09-13reviews7rating3.14
  10. 2026-09-15reviews7rating3.14

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.

  • Schedule work to run later alarms
  • Show you notifications notifications
  • 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

DevOps publishes 4 listings we track, 3k users between them.

  1. Restore Classic for YouTube™ DevOps · Productivity · Workflow · published 2018-08-01 2k users ★ 3.1
  2. Player on all tabs DevOps · Make Chrome Yours · Accessibility · published 2017-06-15 311 users ★ 4.8
  3. Social Page - New tab DevOps · Lifestyle · Fun · published 2019-01-23 3 users

Like this one

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

  1. Drakness Describes nearly the same job, smaller audience 4 users
  2. Gloomy Dusk Describes nearly the same job, smaller audience 7 users
  3. Cyber Cat Alley Describes nearly the same job, smaller audience 3 users
  4. Midnight Katana Describes nearly the same job, smaller audience 2 users
  5. Cyber Cat Alley Describes nearly the same job, smaller audience 4 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.