OptMeowt

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

OptMeowt - Firefox Add-on to Opt Out Personal Data Sharing

OptMeowt is a Firefox add-on that allows Web users to exercise their rights to opt out from the sale and sharing of personal data. With the introduction of privacy regulations such as the CCPA and GDPR, OptMeowt automates the process of sending opt out signals upon visiting a website. It does not collect or share any user data.

Add-on stats

Manifest V3
Daily users: 177
Rating: 4.20
(10)
Version: 5.1.1 (Last updated: 2025-02-12)
Version code: 5891287
Creation date: 2020-11-23
Weekly download count: 5
Firefox on Android: No
Permissions:
  • webRequestBlocking
  • declarativeNetRequest
  • webRequest
  • webNavigation
  • storage
  • activeTab
  • cookies
  • tabs
  • scripting
Host permissions:
  • <all_urls>
Size: 3.76M
Full description: See detailed description

Other platforms

OptMeowt (v5.1.1)
4,000 4.00 (6)
Not available on Android
Not available on Edge

User reviews


With this installed Twitter and other sites will not load. :(

View all user reviews

Add-on safety

Risk impact

OptMeowt requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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  • Low ******* ****** ** *** ********* ********
Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of OptMeowt. Use it at your own risk.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
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  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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