Perf Budget Guardian icon

Perf Budget Guardian

by 3D-Prototype Ltd · Developer Tools
Manifest V3 in_app
View in Chrome Web Store Data as of 15 Oct 2026

Real-time performance budgets in your browser. Watch Core Web Vitals live, get alerted the instant a budget breaks. Local-only.

Users
2
store count
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
total ratings
Store rank
#355K
#271K among extensions
Version
0.2.5
updated 28 Sep 2026

Users

monthly, 1 months
012Sep 2026Oct 2026Oct 2026
Latest, 15 Oct 2026: 2 usersMove the mouse over the chart for any month

Ratings count

monthly, 1 months
001Sep 2026Oct 2026Oct 2026
Latest, 15 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Perf Budget Guardian

Live Core Web Vitals on every page, with budgets that warn you the instant a page goes over. Free tier included.

Growth

WindowUsersChangeRatingsRating
7 days+2–00.00

Version history

1 versions recorded
0.2.528 Sep 2026

Details

Category
Developer Tools
First seen
28 Sep 2026
Size
46 KB
Languages
en-GB
Pricing
in_app
Privacy policy
perfbudgetguardian-success.pages.dev
Extension ID
bjhogmdpnjagcbmfomknmhpagblghhld

Permissions and risk

Elevated riskimpact 3, likelihood 3
Permissions
storageunlimitedStoragenotificationstabsalarms
Site access
http://*/*https://*/*
Can read and change data on every website you visit.

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