Extension Tracker

クラス名オーバーレイ表示

No user count No ratings yet Last updated 11 Dec 2025

By yamaguchi shohei Live in the Chrome Web Store pegjncnpgmadoomalfjjimmhcpmlbdlp Search Google ↗ Last checked 31 Oct 2026, 07:31 UTC

The listing

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

ページ内の要素にマウスオーバーするとクラス名をオーバーレイで表示しますSummary from the listing
Developer
yamaguchi shohei
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Developer Tools
First published
11 Dec 2025
Last updated
11 Dec 2025
Version
1.0
Size
20.45 KiB
Minimum Chrome
88
Languages
1 language

日本語

Privacy policy
https://yamaguchidesign.github.io/class-overlay/privacy-policy.html
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store

The Chrome Web Store doesn't show a user count for this extension, as with most new extensions.

Show the numbers
CheckedUsersRatingRatings
2026-10-31–––
2026-10-04–––
2026-09-273––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
–
by users, of 292,131 extensions
In its category
–
of 30,442 in Developer Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

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 where it runs scripts
  • <all_urls>Every website
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
文字サイズオーバーレイ2 –– Tools
One Post – Calm X Timeline– –– Tools
All 3 extensions by yamaguchi shohei →

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 31 Oct 2026, 07:31 UTC; next check around 2 Dec 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “クラス名オーバーレイ表示” (pegjncnpgmadoomalfjjimmhcpmlbdlp). Chrome Web Store data, last checked 2026-10-31. https://extensiontracker.com/extension/pegjncnpgmadoomalfjjimmhcpmlbdlp. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_pegjncnpgmadoomalfjjimmhcpmlbdlp,
  title   = {クラス名オーバーレイ表示 (pegjncnpgmadoomalfjjimmhcpmlbdlp)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-10-31},
  url     = {https://extensiontracker.com/extension/pegjncnpgmadoomalfjjimmhcpmlbdlp},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

Browse

Top lists

Productivity

Lifestyle

Make Chrome Yours