Extension Tracker

The Black Cat - Dark Themes For WebSites

1,000 users Rated 3.14 from 7 ratings Last updated 22 Jul 2026

By DevOps Live in the Chrome Web Store coglmkpdkjaggmoeldnjlgopfkapehen Last checked 26 Sep 2026, 23:22 UTC

The listing

What the Chrome Web Store shows, as of the last check

Apply a dark theme to any website. Toggle on/off, exclude sites, disable warm tint. Optimized for Google, YouTube & more.Summary from the listing
Developer
DevOps
Trader status
Not declared a trader under EU law
Category
Make Chrome Yours › Functionality & UI
First published
3 Feb 2022
Last updated
22 Jul 2026
Version
2.0.0
Size
365 KiB
Minimum Chrome
88
Languages
54 languages

Deutsch, English, English (United Kingdom), English (United States), Filipino, Indonesia, Kiswahili, Melayu, Nederlands, Tiếng Việt, Türkçe, català, dansk, eesti, español, español (Latinoamérica), français, hrvatski, italiano, latviešu, lietuvių, magyar, norsk, polski, português (Brasil), português (Portugal), română, slovenčina, slovenščina, suomi, svenska, čeština, Ελληνικά, български, русский, српски, українська, עברית, العربية, فارسی, मराठी, हिन्दी, বাংলা, ગુજરાતી, தமிழ், తెలుగు, ಕನ್ನಡ, മലയാളം, ไทย, አማርኛ, 中文（中国）, 中文（台灣）, 日本語, 한국어

Privacy policy
https://youtube-customizer.com/addons/the-black-cat-dark-themes/privacy
Open in the Chrome Web Store ↗ View the code or download the CRX in CRX Viewer ↗
Users over time As shown on the Chrome Web Store

Tracking began on 26 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-261,0003.147
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#17,733
by users, of 264,703 extensions
In its category
#611
of 10,900 in Functionality & UI

What changed

Every change found on a check, newest first

No changes found since tracking began on 26 Sep 2026.

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • *://*/*Every website
Sites where it runs scripts
  • *://*/*Every website
Browser features
  • alarmsRun tasks on a schedule
  • notificationsShow notifications
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Restore Classic for YouTube™2,000 3.05118 Workflow & Planning
Player on all tabs320 4.7818 Accessibility
Social Page - New tab3 –– Just for Fun
All 4 extensions by DevOps →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 26 Sep 2026, 23:22 UTC; next check around 29 Sep 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “The Black Cat - Dark Themes For WebSites” (coglmkpdkjaggmoeldnjlgopfkapehen). Chrome Web Store data, last checked 2026-09-26. https://extensiontracker.com/extension/coglmkpdkjaggmoeldnjlgopfkapehen. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_coglmkpdkjaggmoeldnjlgopfkapehen,
  title   = {The Black Cat - Dark Themes For WebSites (coglmkpdkjaggmoeldnjlgopfkapehen)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-26},
  url     = {https://extensiontracker.com/extension/coglmkpdkjaggmoeldnjlgopfkapehen},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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