Tampermonkey BETA
Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue
How it ranks
Findings breakdown
detected
Permissions requested
View open tabs
Can see URLs and titles of all open tabs
Observe web requests
Can monitor all network requests made by the browser
Block and modify web requests
Can intercept, block, or modify any network request before it completes
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
Execute scripts in pages
Can inject and execute JavaScript code in web pages
User scripts
Can register and execute user scripts in web pages
Show notifications
Can display desktop notifications outside the browser
Unlimited local storage
Can store large amounts of data locally without size limits
Monitor navigation
Can observe and track tab navigation events and URL changes
Store local data
Can save data locally in the browser for persistence
Add context menu items
Can add custom items to the right-click context menu
Write to clipboard
Can place content onto your clipboard
Block requests with host access
Can block or redirect network requests and requires host permissions
Detect idle state
Can detect when your machine is idle, active, or locked
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