PopupScope by Vishal M
Detects and analyzes intrusive popups and overlays on webpages, explaining how they behave and why they appear. PopupScope helps users and developers understand what happens behind modern web popups in real time.
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Extension Metadata
About this extension
PopupScope is a browser extension that detects and analyzes intrusive popups, overlays, and modal dialogs on modern websites. Instead of simply blocking popups, it inspects how they behave and explains why they are classified as intrusive.
The extension monitors webpages in real time and evaluates popup elements using behavioral heuristics such as screen coverage, layering, and interaction blocking. Detected elements are scored and displayed in a simple interface so users and developers can understand what is happening behind the scenes.
PopupScope runs entirely locally in the browser and does not collect or transmit personal user data. It is designed as both an inspection tool and a learning aid for exploring how websites structure and deploy interactive UI elements.
The extension monitors webpages in real time and evaluates popup elements using behavioral heuristics such as screen coverage, layering, and interaction blocking. Detected elements are scored and displayed in a simple interface so users and developers can understand what is happening behind the scenes.
PopupScope runs entirely locally in the browser and does not collect or transmit personal user data. It is designed as both an inspection tool and a learning aid for exploring how websites structure and deploy interactive UI elements.
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Permissions and data
Required permissions:
- Access your data for all websites
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 2.0.1
- Size
- 30.73 KB
- Last updated
- 11 days ago (Feb 7, 2026)
- Related Categories
- License
- MIT License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
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