Domain Cookie Reaper by Treyfane Dingo
Deletes cookies for configured domain(s) when the last tab leaves that domain (per container), with a short delay.
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About this extension
Domain Cookie Reaper automatically deletes cookies for selected domains once you leave them.
Simply configure one or more domains (for example, outlook.office.com), and the extension will monitor your tabs. When the last tab for a configured domain is closed or navigated away from, its cookies are removed after a short delay. This helps ensure that login sessions and tracking data do not persist longer than necessary.
Features:
Domain Cookie Reaper runs entirely on your device and does not transmit or store any user data.
Simply configure one or more domains (for example, outlook.office.com), and the extension will monitor your tabs. When the last tab for a configured domain is closed or navigated away from, its cookies are removed after a short delay. This helps ensure that login sessions and tracking data do not persist longer than necessary.
Features:
- Automatic cookie deletion when leaving a domain
- Works per container (Firefox Multi-Account Containers supported)
- Short delay (5 seconds) to allow logout redirects to complete
- No data collection – fully local operation
Domain Cookie Reaper runs entirely on your device and does not transmit or store any user data.
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Permissions and data
Required permissions:
- Display notifications to you
- Access browser tabs
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.2.0
- Size
- 533.84 KB
- Last updated
- a month ago (Feb 28, 2026)
- Related Categories
- License
- MIT License
- Version History
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The developer of this extension asks that you help support its continued development by making a small contribution.