Mutation Events Polyfill icon

Mutation Events Polyfill

by Keaton F · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Add Mutation Events Polyfills to all pages.

Users
9,000
0 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
5
0 in 30 days
Store rank
#11K
#9,171 among extensions
Version
1.0
updated 7 Aug 2024

Users

monthly, 2 years
04,5009,000Aug 2024Oct 2025Oct 2026
Latest, 15 Oct 2026: 9,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years
025Aug 2024Oct 2025Oct 2026
Latest, 15 Oct 2026: 5 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 Mutation Events Polyfill

Mutation events will be removed from Chrome 127 for all users* which will go to Stable release on July 23, 2024. The events will begin to be removed from Canary, Dev, and Beta channels earlier than that, as an early-warning. Polyfill: There is a polyfill that attempts to allow existing code to continue functioning, while being powered by MutationObserver. The polyfill is located on GitHub or as an npm package. https://github.com/mfreed7/mutation-events-polyfill#readme https://www.npmjs.com/package/mutation-events THIS EXTENSION: Simply loads the above polyfill on every users pages, to fix any breakage they might face from the issue.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months+1,000+12.5%00.00
1 year+3,000+50.0%+10.00

Chrome Web Store search rankings

Where Mutation Events Polyfill appears when people search the store, with the 30 day change
Search phrasePosition30 days
event#37−13

Version history

1 versions recorded
1.07 Aug 2024

Details

Category
Developer Tools
First seen
7 Aug 2024
Size
1.1 MB
Languages
en
Pricing
Free
Extension ID
fnhgiplcfikoaaaakbflchmibaikghpj

Permissions and risk

Low riskimpact 2, likelihood 1

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