Extension Tracker

Blackout

6 users No ratings yet Last updated 8 Oct 2026

By kris.brethower Live in the Chrome Web Store pfkbpfkaokigkgdecggohjggpbcgamji Search Google ↗ Last checked 11 Nov 2026, 05:20 UTC

The listing

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

Pure-black dark mode everywhere: black backgrounds, bold white text.Summary from the listing
Developer
kris.brethower
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Tools
First published
13 Sep 2026
Last updated
8 Oct 2026
Version
2026.10.08.3
Size
75.26 KiB
Minimum Chrome
88
Languages
1 language

English

Privacy policy
https://docs.google.com/document/d/1kB5OIYf7aYOR5Oc2tDQMXDQncOzaiyd666jYlhqP0G0/edit?usp=sharing
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
3456Tracking began 13 Oct 202613 Oct20 Oct27 Oct3 Nov10 Nov2026-10-13: 3 users2026-11-11: 6 users63456Tracking began13 Oct27 Oct10 Nov2026-10-13: 3 users2026-11-11: 6 users6
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-116––
2026-10-133––
2026-10-09–––
2026-09-27–––
Users, 7 days
+3
since a week ago
Users, 30 days
+3
+100.0%
Rank
#190,154
by users, of 292,131 extensions
In its category
#72,525
of 115,641 in Tools

What changed

Every change found on a check, newest first

  1. New version 2026.10.08.3, replacing 0.1.0.

    Added the sites where it runs scripts https://docs.google.com/document/*, https://github.com/*, https://google.com/search*, https://www.google.com/search*.

  2. Now trusted by Enhanced Safe Browsing.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 27 Sep 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

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
  • <all_urls>Every website
Sites where it runs scripts
  • <all_urls>Every website
  • https://docs.google.com/document/*docs.google.com
  • https://github.com/*github.com
  • https://google.com/search*google.com
  • https://www.google.com/search*www.google.com
Browser features
  • storageSave settings and data in your browser
  • unlimitedStorageStore more data than the usual limit

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Autolingo10,000 2.47223 Just for Fun
Speed Hack461 3.002 Tools
Chess.com Hydrated118 –– Just for Fun
Hyperlinkify14 –– Tools
Pyre13 5.002 Functionality & UI
GeoHunter Helper9 5.001 Just for Fun
All 7 extensions by kris.brethower →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 11 Nov 2026, 05:20 UTC; next check around 10 Dec 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Blackout” (pfkbpfkaokigkgdecggohjggpbcgamji). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/pfkbpfkaokigkgdecggohjggpbcgamji. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_pfkbpfkaokigkgdecggohjggpbcgamji,
  title   = {Blackout (pfkbpfkaokigkgdecggohjggpbcgamji)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-11},
  url     = {https://extensiontracker.com/extension/pfkbpfkaokigkgdecggohjggpbcgamji},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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