OptMeowt

by Wesleyan University · privacytechlab.org · Privacy & Security

FeaturedEstablished publisherManifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

OptMeowt allows Web users to make use of their rights to opt out from the sale and sharing of personal data

Users

5,000

0 in 30 days

Rating

4.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#14K

#12K among extensions

Version

6.3.0

updated 19 Aug 2026

Users

monthly, 3 years

Latest, 15 Oct 2026: 5,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 15 Oct 2026: 7 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 OptMeowt

With the introduction of privacy regulations such as the California Consumer Privacy Act (CCPA) Web users have a right to limit the sale and sharing of their personal information. OptMeowt automates the process of sending Global Privacy Control (GPC) signals indicating the users' preferences upon visiting a website. Learn more about Global Privacy Control at https://globalprivacycontrol.org/. If you encounter an issue with your use of OptMeowt, feel free to check our FAQ \ Known quirks section at https://github.com/privacy-tech-lab/gpc-optmeowt/wiki/FAQ-%5C-Known-quirks or send us an email. Note: We do not collect any data from you. Third parties will also not receive your data. The permissions OptMeowt is using are required for opting you out. You can learn more and view the source code at https://github.com/privacy-tech-lab/gpc-optmeowt.